Patent application number | Description | Published |
20090039831 | Electrically powered vehicle - A first power storage unit is a battery assembly, and is divided into battery blocks of n (n is a natural number) in number each formed of several electric cells connected together in series. When a state allowing charging with an external power supply is attained, the ECU executes an operation of resetting an SOC of a first power storage unit. The ECU controls a corresponding converter to discharge the first power storage unit with a constant current, and sets reset values for battery blocks of n in number based on battery voltages and battery temperatures exhibited when any one of the battery voltages of the n battery blocks becomes lower than a reset voltage. The ECU resets the SOCs of the battery blocks of the first power storage unit to the respective reset values thus set. | 02-12-2009 |
20090058329 | Power Supply System and Vehicle - A maximum value selection unit ( | 03-05-2009 |
20090067202 | Power Supply System And Vehicle Including The Same - A converter ECU ( | 03-12-2009 |
20090145675 | Power Supply System and Vehicle Including the Same - A hysteresis characteristic unit switches between outputs of selection instructions (SEL | 06-11-2009 |
20090192655 | Power System - A data acquiring unit ( | 07-30-2009 |
20090195067 | POWER SUPPLY SYSTEM, VEHICLE WITH THE SAME, TEMPERATURE INCREASE CONTROL METHOD FOR POWER STORAGE DEVICE AND COMPUTER-READABLE RECORDING MEDIUM BEARING PROGRAM FOR CAUSING COMPUTER TO EXECUTE TEMPERATURE INCREASE CONTROL OF POWER STORAGE DEVICE - A power supply system includes power storage devices, converters and a converter ECU controlling the converters. In temperature increase control of power storage devices, converter ECU determines an electric power transferred between the power storage devices via a main positive bus line and a main negative bus line as well as a transfer direction of the electric power, based on an allowable discharge power and an allowable charge power of each power storage device, and controls the converters to transfer the determined electric power between the power storage devices. | 08-06-2009 |
20090243385 | Power Supply System, Vehicle Using the Same and its Control Method - An integral element corresponding to a converter (CONV | 10-01-2009 |
20090273235 | Power Supply System and Vehicle - Transfer functions of control have duty commands as inputs and battery current values as outputs, provided corresponding to respected converters. Control gains are determined such that certain transfer functions substantially match with each other, with respect to delay elements. | 11-05-2009 |
20090277705 | HYBRID VEHICLE AND METHOD OF CONTROLLING THE SAME - In a charge mode (YES in S | 11-12-2009 |
20090288896 | HYBRID VEHICLE - An HV-ECU continuously integrates period of no external charge as the time elapsed from latest external charging (last external charging). When ignition is turned on, a stored map is looked-up, and an SOC control center value that corresponds to the period of no external charge is obtained. Charge/discharge management of the power storage unit in HV running mode is executed based on the obtained SOC control center value. When the period of no external charge exceeds a prescribed threshold value, SOC control center value is increased to control center value. | 11-26-2009 |
20090289497 | Power Supply System, Vehicle with the Same, Temperature Increase Control Method for Power Storage Device and Computer-Readable Recording Medium Bearing Program Causing Computer to Execute Temperature Increase Control of Power Storage Device - A first voltage control unit includes a first PI control unit, a first switching unit and a first subtraction unit. The first subtraction unit subtracts an output of the first switching unit from (a voltage value)/(a target voltage) that is a voltage feedforward compensation term. Similarly, a second voltage control unit includes a second PI control unit, a second switching unit and a second subtraction unit. A switching control unit Control first and second switching units during temperature increase control to operate the PI control unit for the voltage control unit on a discharge side and to cut off an output of the PI control unit for the voltage control unit on a charge side. | 11-26-2009 |
20090315359 | Vehicle - A vehicle includes: rotatable wheels; a rotary electric machine that generates power for driving the wheels; a battery that supplies electric power to the rotary electric machine and that is fixed to the vehicle; and a detachable battery that supplies electric power to the rotary electric machine, that is detachable from the vehicle and that is arranged at a center in a width direction of the vehicle. | 12-24-2009 |
20090315392 | Power Supply System and Vehicle Including the Same - As magnetization unsaturation is maintained until an inductor current #Is with which a core is magnetically saturated is reached, a first inductor maintains an inductance value Z | 12-24-2009 |
20090315396 | Power Supply System, Vehicle With The Same, Temperature Rise Control Method Of Power Storage Device And Computer-Readable Recording Medium Bearing Program For Executing Computer To Perform Temperature Rise Control Of Power Storage Device - A converter ECU controls a converter to transmit an electric power between a power storage device and a power storage unit through a main positive bus line and a main negative bus line during temperature rise control of the power storage device. Specifically, converter ECU sets a target voltage of the converter to a second voltage value lower than a first voltage value when a voltage value reaches the first voltage value, and sets the target voltage of the converter to the first voltage value when the voltage value reaches the second voltage value. | 12-24-2009 |
20090315403 | POWER SUPPLY SYSTEM, VEHICLE PROVIDED WITH THE SAME, TEMPERATURE RISE CONTROL METHOD OF POWER STORAGE DEVICE, AND COMPUTER-READABLE RECORDING MEDIUM WITH PROGRAM RECORDED THEREON FOR CAUSING COMPUTER TO EXECUTE TEMPERATURE RISE CONTROL OF POWER STORAGE DEVICE - During temperature rise control of a power storage device, a correction value calculation unit outputs a negative correction value when a voltage value exceeds an upper limit value. Thus, a duty command is corrected to be decreased. That is, duty command is corrected to increase a boost rate of a converter. Meanwhile, correction value calculation unit outputs a positive correction value when voltage value falls below a lower limit value. Thus, duty command is corrected to be increased. That is, duty command is corrected to lower the boost rate of the converter. | 12-24-2009 |
20090315512 | POWER SYSTEM AND METHOD FOR MANAGING CHARGING STATE IN THAT POWER SYSTEM - Generation power determining unit specifies efficiency characteristic based on identification ID of each vehicle. Generation power determining unit determines a power generation mechanism or mechanisms to be operated such that amount of power consumption by the power generation mechanism or mechanisms as a whole is minimized. By dividing power ΣPg* necessary for charging an electric storage unit that is in a low-charge state by the number of mechanisms to be operated (for example, 2 or 3), fuel consumption efficiency corresponding to generation power to be shared by each power generation mechanism in each case is obtained. There is a relation of η(½)>η(⅓) and, therefore, it can be understood that two power generation mechanisms are to be operated to minimize total amount of fuel consumption. Generation power determining unit transmits a power generation instruction to vehicles that correspond to the determined two power generation mechanisms. | 12-24-2009 |
20090318774 | VEHICLE, AND PHYSIOLOGICAL INFORMATION GATHERING SYSTEM WITH THE SAME - Sensors detect physiological data of an occupant of a vehicle. A storage device accumulates the physiological data of the occupant detected by each of the sensors for storage. When a charging cable for charging a power storage device in a motive power output device is connected, a vehicle ECU transmits the physiological data stored in the storage device to an element external to the vehicle through electric power lines and the charging cable, employing a modem. | 12-24-2009 |
20090322154 | Power System and Method for Supplying AC Power - Upon receiving a supply start instruction, each vehicle ( | 12-31-2009 |
20100001583 | Power supply system, vehicle with the same, control method of power supply system and computer-readable recording medium bearing program causing computer to execute control method of power supply system - A temperature increase power command producing unit produces a temperature increase power command value for transferring a power between power storage devices when heating control for raising temperature of the power storage device is performed. The temperature increase power command producing unit provides the temperature increase power command value to a current control unit, and provides a command value prepared by inverting a sign of the temperature increase power command value to a current control unit. The current control unit performs current control based on a first current command value and the temperature increase power command value, and the current control unit performs current control based on the second current command value and the command value prepared by inverting the sign of the temperature increase power command value. | 01-07-2010 |
20100001866 | Power supply device and vehicle including the same - A power supply device includes a power storage unit capable of being charged and a control unit controlling charging of the power storage unit. Control unit includes a battery ECU for setting, at the start of charging of the power storage unit, a target value of state of charge of the power storage unit to a first value based on the condition of power storage unit and setting, when a temperature increase instruction (change instruction) is received after the start of charging, the target value to a predetermined second value higher than the first value, and a converter ECU for executing the charging process so that the state of charge of the power storage unit attains to the target value. | 01-07-2010 |
20100019723 | ELECTRIC POWERED VEHICLE, VEHICLE CHARGE DEVICE AND VEHICLE CHARGE SYSTEM - A vehicle has a low voltage power generating unit mounted thereon, which passively generates low voltage power when the vehicle is electrically connected to commercial power supply through coupling of a connector unit. A winding transformer transforms the commercial power supply input to the primary side with a prescribed ratio of transformation, and the transformation is performed without requiring any control signal from the outside. The AC power with voltage lowered, output from the secondary side of winding transformer, is rectified by a diode unit, and a low voltage power is generated. The low voltage power generated by the diode unit is supplied through a supplementary low voltage DC line to a sub battery and to a controllers. | 01-28-2010 |
20100019728 | Power supply system and vehicle including the same - A converter ECU Obtains a temperature increase start signal indicating start of temperature increase of a power storage unit from each sensor and ECU provided in a vehicle. In addition, the converter ECU obtains allowable electric power of the power storage unit from a battery ECU and obtains a power storage unit temperature from a temperature detection unit. When any of the obtained power storage unit temperatures is lower than a corresponding temperature lower limit value, the converter ECU generates a temperature increase instruction for the power storage unit of which temperature is lower than the corresponding temperature lower limit value, based on the temperature increase start signal. In addition, the converter ECU selects one control mode from among a plurality of control modes set in advance, based on the generated temperature increase instruction, and sets that mode as the control mode for a converter. | 01-28-2010 |
20100026237 | Motored vehicle and method of controlling voltage conversion device - In charging first and second power storage devices from a charging station, an inverter ECU controls first and second inverters to convert AC power received at first and second neutral points into DC power and output the DC power to a power supply system. A converter ECU converts in voltage the electric power received from the first and second inverters to be charged and outputs the converted electric power to the first and second power storage devices, and for low temperature, controls first and second converters, to allow the first and second power storage devices to communicate electric power therebetween. | 02-04-2010 |
20100065349 | POWER SUPPLY SYSTEM AND VEHICLE INCLUDING THE SAME, AND METHOD OF CONTROLLING THE SAME - When power storage units ( | 03-18-2010 |
20100065351 | DRIVING FORCE GENERATION SYSTEM, VEHICLE USING THE SYSTEM, AND METHOD FOR CONTROLLING THE SYSTEM - A target power value determining unit ( | 03-18-2010 |
20100065352 | NONCONTACT ELECTRIC POWER RECEIVING DEVICE, NONCONTACT ELECTRIC POWER TRANSMITTING DEVICE, NONCONTACT ELECTRIC POWER FEEDING SYSTEM, AND ELECTRICALLY POWERED VEHICLE - A first shielding box is disposed so that its first surface can be opposite to an electric power feeding unit. The first surface has an opening and remaining five surfaces thereof reflect, during reception of electric power from the electric power feeding unit, a resonant electromagnetic field (near field) generated in the surroundings of the electric power receiving unit. The electric power receiving unit is provided in the first shielding box to receive the electric power from the electric power feeding unit via the opening (first surface) of the first shielding box. A second shielding box has a similar configuration, i.e., has a second surface with an opening and remaining five surfaces thereof reflect the resonant electromagnetic field (near field) generated in the surroundings of the electric power feeding unit. | 03-18-2010 |
20100076636 | VEHICLE - A vehicle ( | 03-25-2010 |
20100078993 | POWER SUPPLY DEVICE FOR VEHICLE - A power supply device for a vehicle includes a battery, a power line (power supply line and ground line), a connection unit, a charger that is an electric power supply unit, an accessory load, a voltage sensor and a control device. When the accessory load is operating, the control device sends signals to the connection unit to turn off all of three system main relays. Thereby, battery is electrically disconnected from charger. The control device further produces a power command based on a predetermined target voltage and a voltage detected by the voltage sensor such that the detected voltage attains the target voltage. | 04-01-2010 |
20100114413 | ELECTRIC APPARATUS AND METHOD OF CONTROLLING THE SAME - An input/output control unit ( | 05-06-2010 |
20100123452 | Power supply system and method of controlling power supply system - A power supply system that includes: a power supply coil and a power supply-side resonance coil that are provided at a facility; a power receiving coil and a power receiving-side resonance coil that are provided for a mobile unit; a power supply-side detection unit that detects a position of the power supply-side resonance coil; a power receiving-side detection unit that detects a position of the power receiving-side resonance coil; and an adjustment unit that adjusts a relative position of the power supply coil with respect to the power supply-side resonance coil and a relative position of the power receiving coil with respect to the power receiving-side resonance coil on the basis of the position of the power supply-side resonance coil and the position of the power receiving-side resonance coil. | 05-20-2010 |
20100131136 | POWER SUPPLY SYSTEM, VEHICLE INCLUDING THE SAME, CONTROL METHOD FOR POWER SUPPLY SYSTEM, AND COMPUTER-READABLE RECORDING MEDIUM RECORDING PROGRAM FOR CAUSING COMPUTER TO EXECUTE THE CONTROL METHOD - A lower limit value setting unit ( | 05-27-2010 |
20100131217 | VEHICLE POWER SUPPLY DEVICE AND METHOD OF ESTIMATING STATE OF CHARGE OF POWER STORAGE DEVICE IN VEHICLE POWER SUPPLY DEVICE - A vehicle power supply device includes a battery (B | 05-27-2010 |
20100156346 | RESONANCE-TYPE NON-CONTACT CHARGING APPARATUS - A resonance type non-contact charging apparatus is disclosed. A charger of the apparatus receives the high frequency power from a secondary side resonance coil of the apparatus. A power ratio detecting section of the apparatus detects the ratio of the reflected power from a primary side resonance coil to the high frequency power source with respect to the output power from the high frequency power source to the primary side resonance coil. A stop control section of the apparatus stops the high frequency power source when the ratio detected by the power ratio detecting section becomes greater than or equal to a predetermined threshold value. | 06-24-2010 |
20100181829 | POWER SUPPLY SYSTEM AND ELECTRIC POWERED VEHICLE INCLUDING POWER SUPPLY SYSTEM, AND METHOD FOR CONTROLLING POWER SUPPLY SYSTEM - Converters are configured to operate in a normal operation to convert the electric power that is input/output to/from secondary batteries bidirectionally to direct current voltage. In a predetermined mode allowing the secondary batteries to be charged, at least one of the converters does not perform a switching operation and holds on an upper arm element to avoid a switching loss in charging the secondary batteries. An electric power loss caused at the converters in charging the secondary batteries can be reduced, and charging efficiency can be enhanced. | 07-22-2010 |
20100207587 | Power supply system, vehicle using the same, and its control method - When the relation of battery temperature Tb | 08-19-2010 |
20100217466 | POWER SUPPLY SYSTEM, VEHICLE PROVIDED WITH THE SAME AND CONTROL METHOD OF POWER SUPPLY SYSTEM - A power supply system includes power storage units formed of battery assemblies, respectively, converters corresponding to the power storage units, respectively, and a charger receiving an electric power from an external power supply for externally charging the power storage units. An ECU estimates an SOC of each power storage unit based on the SOC of a battery block of the smallest SOC in the power storage unit. When the power storage unit attains a state allowing charging by the external power supply, the ECU controls the corresponding converter to charge the power storage unit with the charge current supplied from the charger, and derives, for each power storage unit, a charge-allowed power based on the SOC of the battery block of the largest SOC. When a total value of the derived charge-allowed powers of the respective power storage units is equal to or smaller than an actual value of the supply power supplied from the external power supply, the ECU ends the external charging of the power storage units. | 08-26-2010 |
20100280698 | HYBRID VEHICLE AND METHOD FOR CONTROLLING ELECTRIC POWER OF HYBRID VEHICLE - A charge port receives power supplied from a power supply on the outside of a vehicle. A charger is constituted to charge a power storage device by performing voltage conversion of power inputted from the charge port. A block heater warms up an engine by receiving an operating power from the charger. When the block heater is connected with a power supply port which is connected electrically with the charger, an ECU controls the charger to give priority to power supply to the block heater over charging of the power storage device. | 11-04-2010 |
20100295506 | NONCONTACT POWER RECEIVING APPARATUS AND VEHICLE INCLUDING THE SAME - A noncontact power receiving apparatus for receiving electric power from a power transmission coil transmitting the electric power received from a power supply includes: a power reception coil for receiving, by means of electromagnetic resonance, electric power transmitted from the power transmission coil; a rectifier for rectifying the electric power received by the power reception coil; a load supplied with the electric power rectified by the rectifier; and a first relay provided on a path over which the electric power is transmitted from the power reception coil to the rectifier, for cutting off the electric power. | 11-25-2010 |
20100296204 | Control device of power supply circuit - An ECU executes a program including a step of turning on an SMRP and an A-SMRP if an ignition switch is turned on; a step of detecting voltage values VB( | 11-25-2010 |
20110022260 | HYBRID VEHICLE AND METHOD OF CONTROLLING THE SAME - When passage through a road pricing area where an exhaust gas emission vehicle is subjected to billing is predicted, an ECU calculates a stored energy quantity available for EV traveling based on the current SOC of a power storage device, and estimates a required energy quantity for passing through the road pricing area by EV traveling. The ECU further calculates a deficit of the stored energy quantity relative to the required energy, and if a deficit is found, executes vehicle control for preparing a vehicle condition for passage through the road pricing area corresponding to the energy deficit. | 01-27-2011 |
20110077812 | VEHICLE AND METHOD FOR CONTROLLING THE SAME - A vehicle includes a battery, an electric power reception unit receiving electric power from an electric power transmission unit external to the vehicle, and a motor generator driven by the electric power supplied from the battery and the electric power supplied from the electric power reception unit. The control device calculates the first electric power that can be output from the battery, calculates the second electric power that can be charged from outside based on the transmittable electric power of the electric power transmission unit and the chargeable electric power of the electric power reception unit, obtains the sum of the first electric power and the second electric power as electric power suppliable from a power supply, and performs drive control of a motor generator based on the electric power suppliable from a power supply. | 03-31-2011 |
20110082612 | POWER FEEDING SYSTEM FOR VEHICLE, ELECTRICALLY POWERED VEHICLE AND POWER FEEDING APPARATUS FOR VEHICLE - An IPA-ECU recognizes a position of a power transferring unit by image recognition based on image information from a camera incorporated in a vehicle. Then, the IPA-ECU performs guidance control such that the vehicle is guided to the power transferring unit based on a result of the image recognition (first guidance control). A resonant ECU estimates a distance between the power transferring unit and a power receiving unit based on an electric power feeding condition from the power transferring unit to the power receiving unit. When the power transferring unit comes under a body of the vehicle, an HV-ECU performs guidance control of the vehicle such that a position of the power receiving unit is adjusted to a position of the power transferring unit based on distance information from the resonant ECU (second guidance control). | 04-07-2011 |
20110121779 | CHARGING AND DISCHARGING SYSTEM AND ELECTRIC-POWERED VEHICLE - A control pilot circuit of a power cable having a male-type plug generates a pilot signal such that the power cable can be identified as a power cable for charging on the vehicle side. On the other hand, a control pilot circuit of a power cable having a not-shown female-type plug generates the pilot signal such that the power cable can be identified as a power cable for power feeding on the vehicle side. An ECU of a vehicle controls an AC/DC converter in any one of the charging mode and the power feeding mode in response to the pilot signal. | 05-26-2011 |
20110139521 | CHARGING CABLE-HOUSING DEVICE AND VEHICLE - A charging cable-housing device includes: a charging cable that supplies electric power from an external electric power source to a vehicle; a bobbin which is rotatable, and on which the charging cable is wound, and which is disposed in a rear portion of the vehicle; a casing that houses the bobbin, and that has an extraction opening through which the charging cable is extracted out; and a guide member that guides the charging cable led out from the bobbin from above the extraction opening toward the extraction opening. | 06-16-2011 |
20110148351 | NONCONTACT ELECTRIC POWER RECEIVING DEVICE, NONCONTACT ELECTRIC POWER TRANSMITTING DEVICE, NONCONTACT ELECTRIC POWER FEEDING SYSTEM, AND ELECTRICALLY POWERED VEHICLE - A first shielding box is disposed so that its first surface can be opposite to an electric power feeding unit. The first surface has an opening and remaining five surfaces thereof reflect, during reception of electric power from the electric power feeding unit, a resonant electromagnetic field (near field) generated in the surroundings of the electric power receiving unit. The electric power receiving unit is provided in the first shielding box to receive the electric power from the electric power feeding unit via the opening (first surface) of the first shielding box. A second shielding box has a similar configuration, i.e., has a second surface with an opening and remaining five surfaces thereof reflect the resonant electromagnetic field (near field) generated in the surroundings of the electric power feeding unit. | 06-23-2011 |
20110156662 | MANAGEMENT SYSTEM FOR EXCHANGE ELECTRIC STORAGE DEVICES AND MANAGEMENT METHOD FOR EXCHANGE ELECTRIC STORAGE DEVICES - A PC executes a program including a step of selecting an exchange electric storage device with the shortest charging history when a charging request is present, inventory of exchange electric storage devices with completed charging is available, the number of inventory days is equal to or less than A days, and the sufficient number of storage locations is ensured, a step of selecting an exchange electric storage device with the longest charging history when the sufficient number of storage locations is not ensured, and a step of executing charging control when the selected exchange electric storage device is connected to a charger. | 06-30-2011 |
20110169448 | ELECTRICALLY-DRIVEN VEHICLE AND METHOD FOR CONTROLLING CHARGING OF ELECTRICALLY-DRIVEN VEHICLE - In an electrically-driven vehicle comprising a battery which can be charged from an external power supply, a charger, a charger controller which controls the charger, and a battery controller which monitors a battery state, energy loss during the charging is reduced and charging efficiency is improved. A hybrid electric vehicle which is the electrically-driven vehicle includes a charging circuit having a charger which is connected to a high-voltage battery and a charge-time connection switch which is connected between the high-voltage battery and the charger, a charger ECU, and a battery ECU. The battery ECU is activated when a voltage signal is input, and when determining that the state of the high-voltage battery satisfies a chargeable condition, connects the charge-time connection switch, activates the charger ECU and transmits a signal representing the battery state to the charger ECU. | 07-14-2011 |
20110181123 | NON-CONTACT POWER RECEPTION DEVICE AND VEHICLE INCLUDING THE SAME - A non-contact power reception device includes a load such as a power storage device ( | 07-28-2011 |
20110187184 | ELECTRICALLY POWERED VEHICLE - A path for charging a main battery from an external power source is established by turning on a first relay and a second relay. This charging path is provided independently of an electric path between a motor generator for generating a vehicle driving force and the main battery established by turning on a third relay. Further, an auxiliary load system including an auxiliary battery is not connected to the above-mentioned electric path, but receives operating power through a power line between the second relay and a power converter so as to be operable even with the third relay turned off. | 08-04-2011 |
20110193521 | CONNECTING DEVICE - A connecting device includes: a shaft; a drum that has a container defined therein and is rotatably disposed on the shaft; a stator that is fixed to the shaft and is contained inside of the container; a rotator that is fixed to the drum, is rotatably disposed on the shaft, and is contained inside of the container with an interval with respect to the stator; first terminals that are disposed in the stator; second terminals that are disposed in the rotator and are brought into contact with the first terminals, respectively; a connecting cord that is wound around the drum, and has a connecting plug to be connected to a vehicle at one end thereof whereas is electrically connected to the second terminals at the other end thereof; a power supply cord having a power source plug electrically connected to the first terminals at one end thereof whereas connected to an outside power supply at the other end thereof; and a leakage detector contained inside of the container. | 08-11-2011 |
20110207358 | CHARGING CONNECTOR, AND CHARGING CABLE UNIT - A charging connector and a charging cable unit that are capable of driving a load while being maintenance-free and simply constructed is provided. The charging cable unit includes: a charging cable that includes a signal line for sending a control signal, and an electric power line for sending electric power, and that is provided for connecting the vehicle and an electric power source when the vehicle is charged; and a charging connector connected to an end of the charging cable. The charging connector includes: an electric power terminal to which electric power is supplied from the electric power line; a signal terminal to which the control signal is transmitted from the signal line; and a lighting capable of being driven by the control signal from the signal line. | 08-25-2011 |
20110214926 | ELECTRICAL POWERED VEHICLE - A power reception unit includes a secondary self-resonant coil receiving electric power from a power transmission unit of a power feeding device by resonating with a primary self-resonant coil included in the power transmission unit through an electromagnetic field. The power reception unit is stored in an engine room where a driving power generation unit including an engine and motor generator are stored. In detail, the power reception unit is arranged at the bottom of the engine room. A shielding member is provided to electromagnetically shield the engine room from inside and outside. For example, the shielding member is formed of a cloth, sponge, or the like having an electromagnetic shielding effect, and is arranged at the inner surface of the engine room. | 09-08-2011 |
20110227421 | NON-CONTACT POWER TRANSMISSION APPARATUS AND DESIGN METHOD - A non-contact power transmission apparatus is disclosed. The non-contact power transmission apparatus includes an alternating-current power source and a resonant system. The resonant system includes a primary coil connected to the alternating-current power source, a primary-side resonance coil, a secondary-side resonance coil, and a secondary coil is connected to a load. The apparatus also has a first capacitor and a second capacitor. A first resonant frequency, which is a resonant frequency of the primary-side resonance coil and the first capacitor, and a second resonant frequency, which is a resonant frequency of the secondary-side resonance coil and the second capacitor, are set to be equal to each other. The frequency of an alternating voltage of the alternating-current power source is set to match with the first resonant frequency and the second resonant frequency. | 09-22-2011 |
20110231029 | POWER FEEDING SYSTEM AND ELECTRICAL POWERED VEHICLE - Power feeding is performed in a non-contact manner from a power feeding device to an electrical powered vehicle by resonance of a primary self-resonant coil of the power feeding device and a secondary self-resonant coil of the electrical powered vehicle through an electromagnetic field. The electric power received by the secondary self-resonant coil is rectified by a rectifier, and voltage-converted by a DC/DC converter to be supplied to a power storage device. A vehicle ECU controls the DC/DC converter such that the voltage between the rectifier and the DC/DC converter attains a target voltage. | 09-22-2011 |
20110241440 | NON-CONTACT POWER TRANSMISSION APPARATUS AND POWER TRANSMISSION METHOD USING A NON-CONTACT POWER TRANSMISSION APPARATUS - Disclosed is a non-contact power transmission apparatus provided with an AC power source and a resonant system. The resonant system has a primary coil that is connected with the AC power source, a primary-side resonance coil, a secondary-side resonance coil, a secondary coil and a load that is connected with the secondary coil. In addition, the non-contact power transmission apparatus is provided with a state detection unit and a variable-impedance circuit. The state detection unit detects the state of the resonant system. The variable-impedance circuit is constructed so as to adjust its own impedance in accordance with the state of the resonant system detected by the state detection unit, in such a way that the input impedance and the output impedance at the resonant frequency of the resonant system are matching. | 10-06-2011 |
20110254376 | NONCONTACT ELECTRIC POWER RECEIVING DEVICE, NONCONTACT ELECTRIC POWER TRANSMITTING DEVICE, NONCONTACT ELECTRIC POWER FEEDING SYSTEM, AND VEHICLE - In a noncontact electric power feeding system using a resonance method, electrical equipment installed within a coil case is configured to include an electric power receiving antenna and a rectifier in an integrated manner. The electrical equipment is driven by receiving electric power from an electromagnetic field generated by electromagnetic resonance, without power supply from the outside of the coil case. | 10-20-2011 |
20110254378 | NON CONTACT POWER TRANSFER DEVICE AND VEHICLE EQUIPPED THEREWITH - A non contact electric power transfer device includes: a self resonant coil; an induction coil capable of transmitting and receiving electric power to and from an induction coil capable of the self resonance coil through electromagnetic induction; and a bobbin that has at least one of the self resonant coil and the induction coil attached thereto, and has an accommodation chamber defined therein and capable of accommodating a device therein. | 10-20-2011 |
20110270462 | CONTACTLESS POWER SUPPLY SYSTEM AND CONTROL METHOD THEREOF - Power is contactlessly supplied from a power transmitting portion to a power receiving portion. A transmitting efficiency detecting portion detects the transmitting efficiency, and a determining portion determines whether the transmitting efficiency is equal to or greater than a specified value. If the transmitted efficiency is less than the specified value, an obstruction may be present so power temporarily stops being transmitted. Power is then periodically transmitted with a minute power and the efficiency is detected. If the efficiency is equal to or greater than the specified value, power starts to be transmitted again with regular power. | 11-03-2011 |
20110273025 | INDUCTIVE POWER SUPPLY SYSTEM WITH OVERLAPPING COILS - A power supply coil is provided in a specified area of a power supply station, and a power receiving coil is provided on a vehicle. The power supply coil has a rectangular shape that is long in direction y and the power receiving coil has a rectangular shape that is long in direction x when viewed from the direction of the coil axis. The resonant frequency of the power receiving coil coil is set to be the same as the resonant frequency of the power supply coil. | 11-10-2011 |
20110281447 | LOCKING DEVICE FOR POWER FEEDING PLUG - A power feeding plug for use with a power receiving connector includes a hook that engages the power receiving connector. A manual operation portion is operated to disengage the hook from the power receiving connector. A locking device selectively prohibits operation of the manual operation portion. The locking device includes a key cylinder operated by an authentic mechanical key. A lock mechanism moves in cooperation with the key cylinder. When the authentic mechanical key operates the key cylinder, the lock mechanism is moved between a lock position, to prohibit removal of the power feeding plug from the power receiving connector, and an unlock position, to permit removal of the power feeding plug from the power receiving connector. | 11-17-2011 |
20110298294 | NON-CONTACT POWER TRANSMISSION DEVICE AND DESIGN METHOD THEREOF - A non-contact power transmission device is disclosed. The resonant system includes a primary coil connected to the AC power source, a primary resonance coil, a secondary resonance coil, and a secondary coil is connected to the load. When the relationship between an input impedance of the resonant system and a frequency of an AC voltage of the AC power source is shown in a graph, the frequency of the AC voltage of the AC power source is set between a first frequency at which the input impedance has a local maximum value, and a second frequency that is greater than the first frequency and at which the input impedance has a local minimum value. | 12-08-2011 |
20110300753 | PLUG CONVERSION ADAPTOR - A conversion adaptor enables utilization of a standardized charge cable used when a power storage device mounted on an electrically-powered vehicle is charged by a power source provided outside of the vehicle as a universal cable for transmitting electric power to electric loads having different plug shapes that are respectively standardized from one region to another. Conversion adaptor includes a primary side connector unit configured to be connectable to a connector of charge cable, a secondary side connector unit configured so as to have a plug of an electric load, such as a home electric appliance, connected thereto, and a manipulating unit for manipulating a CCID of charge cable so that relays are switched off when connector of charge cable is connected to first connector unit. | 12-08-2011 |
20120007553 | CHARGING CABLE FOR ELECTRIC VEHICLE AND METHOD OF CONTROLLING CHARGING CABLE - A charging cable, used for charging an electric storage device in an electric vehicle from an external power supply, controls a usage history of the charging cable by a CCID, displays a warning on an external monitor, and regulates charging when a service life limit of the charging cable has been exceeded. | 01-12-2012 |
20120025761 | RESONANCE TYPE NON-CONTACT POWER SUPPLY SYSTEM FOR VEHICLE AND ELECTRIC VEHICLE - A resonance type non-contact power supply system is provided that includes power supplying equipment and an electric vehicle. The power supply equipment includes an alternating-current power source and a primary-side resonance coil for receiving power from the alternating-current power source. The electric vehicle includes power receiving equipment and a vehicle height control device mounted on the electric vehicle. The power receiving equipment includes a secondary-side resonance coil that receives power from the primary-side resonance coil, a rectifier that rectifies the power received by the secondary-side resonance coil, and an electrical storage device, to which the power rectified by the rectifier is supplied. A resonance system that includes the primary-side resonance coil and the secondary-side resonance coil is configured such that impedance thereof is adjusted by the use of the vehicle height control device when the electrical storage device is charged. | 02-02-2012 |
20120032521 | NON-CONTACT ELECTRIC POWER FEEDING EQUIPMENT AND NON-CONTACT ELECTRIC POWER FEEDING SYSTEM - Electric power feeding equipment and an electric power receiving device include a primary self resonant coil and a secondary self resonant coil coil, respectively, resonating through an electromagnetic field to allow the electric power feeding equipment to feed the electric power receiving device with electric power in a non-contact manner. A control device sets a frequency range for a spread spectrum, as based on an S-parameter S | 02-09-2012 |
20120043172 | NON-CONTACT POWER RECEIVING APPARATUS AND VEHICLE HAVING THE SAME - A non-contact power receiving apparatus includes a power reception coil receiving, by electromagnetic resonance, the electric power transmitted from a power transmission coil; a rectifier rectifying the electric power received by the power reception coil; coil, a load receiving the electric power rectified by the rectifier; a resistance and a connection switch provided in a pair of power lines for transmitting the electric power from the power reception coil through the rectifier to the load, the resistance and the connection switch being connected in series between the pair of power lines; and a control device. The control device renders the connection switch conductive when determining where the power reception coil is positioned, and renders the connection switch nonconductive when the electric power is transmitted to the load from the power reception coil through the rectifier. | 02-23-2012 |
20120043807 | CHARGING DEVICE FOR VEHICLE - An electric power reception terminal is configured such that it can electrically be connected to an AC power supply. A charger is configured to convert AC power input from the electric power reception terminal to a prescribed DC voltage. A non-contact electric power reception portion is configured to receive electric power in a non-contact manner from an AC power supply as a result of magnetic coupling to an electric power transmission portion of the AC power supply. The non-contact electric power reception portion is connected to an electric power conversion circuit of the charger. A charge ECU compares conductive-reception electric power with non-contact-reception electric power, and controls the charger to perform charging by using any greater one of the conductive-reception electric power and the non-contact-reception electric power, based on a result of comparison. | 02-23-2012 |
20120091958 | VEHICLE, CHARGING CABLE, AND CHARGING SYSTEM FOR VEHICLE - In a charging system for a vehicle for charging a power storage device, including the vehicle having the power storage device, and a charging cable for transmitting electric power supplied from an external power supply outside of the vehicle to the power storage device, charging information about charging performed by a charging device is set based on a signal generated by operation of an operation switch provided on a charging connector. This configuration can improve operability during charging. | 04-19-2012 |
20120098330 | COIL UNIT, NONCONTACT POWER RECEIVING APPARATUS, NONCONTACT POWER TRANSMITTING APPARATUS, NONCONTACT POWER FEEDING SYSTEM, AND VEHICLE - In a noncontact electric power feeding system by means of a resonance method, an electric power receiving apparatus includes a plurality of secondary self-resonant coils. The noncontact electric power feeding system makes a switch between these secondary self-resonant coils to detect a distance between the electric power receiving apparatus and an electric power transmitting unit, and selects, according to distance L as detected, a secondary self-resonant coil with high transfer efficiency for receiving electric power to accordingly feed electric power. In this way, distance L between the power receiving apparatus and the power transmitting unit can be precisely detected including distances from longer ones to shorter ones, and the transmission efficiency in transmitting electric power in a noncontact manner by means of the resonance method can be improved. | 04-26-2012 |
20120098348 | NON-CONTACT ELECTRIC POWER SUPPLYING EQUIPMENT, NON-CONTACT ELECTRIC POWER RECEIVING DEVICE, AND NON-CONTACT ELECTRIC POWER SUPPLYING SYSTEM - Electric power supplying equipment and an electric power receiving device include a primary self resonant coil and a secondary self resonant coil, respectively, resonating through an electromagnetic field to allow the electric power supplying equipment to supply the electric power receiving device with electric power in a non-contact manner. A control device controls a high frequency electric power supply device to control supplying electric power from the primary self resonant coil to the secondary self resonant coil. The control device estimates a distance between the primary self resonant coil and the secondary self resonant coil from an S-parameter S | 04-26-2012 |
20120098488 | CHARGING SYSTEM - A vehicle includes a charging port, a charger, a motive power output device, a PLC processing unit, and a charging ECU. The charging port is configured so that a charging cable can be connected to the charging port. The PLC processing unit uses the charging port and the charging cable as a communication path for performing PLC-based communication with a PLC processing unit of a house. In the case where PLC-based communication has come to an end when external charging comes to an end, the charging ECU controls a relay of a CCID so that it is in OFF state and, in the case where PLC-based communication is continuing when external charging comes to an end, it maintains the relay of the CCID in ON state. | 04-26-2012 |
20120104998 | NON-CONTACT POWER TRANSMISSION DEVICE - A non-contact power transmission device includes an alternating current power supply, a resonant system, a load, an impedance measuring section and an analyzing section. The resonant system has a primary coil connected to the alternating current power supply, a primary-side resonant coil, a secondary-side resonant coil and a secondary coil. The load is connected to the secondary coil. The impedance measuring section can measure the input impedance of the resonant system. The analyzing section analyzes the measurement results obtained from the impedance measuring section. | 05-03-2012 |
20120133326 | CHARGING SYSTEM - A charging system includes a locking device locking a connector provided at the end of a cable in the state where the connector is connected to an inlet provided in a vehicle; a release button for releasing locking by the locking device; a switch generating a signal indicating that the connector and the inlet are connected; a horn; and an ECU. In response to the operation of the release button, the switch stops generation of the signal. The ECU controls charging of a power storage device and detects whether the signal is issued or not. In the case where the ECU detects that generation of the signal is stopped during charging of the power storage device, the ECU causes the horn to issue an alarm. | 05-31-2012 |
20120181870 | APPARATUS FOR SELECTING SPECIFICATIONS OF POWER STORAGE SYSTEM AND METHOD FOR SELECTING SPECIFICATIONS OF POWER STORAGE SYSTEM - A power storage system includes a power control unit including an inverter, and a battery for storing electrical energy supplied with commercial AC power by way of the inverter to supply the electrical energy to an electrical load. An apparatus for selecting specifications of a power storage system includes a data input interface unit for input of data obtained by measuring power usage during prescribed hours at a location of power consumption where the power storage system is to be installed, and an operation processing unit for finding annual average power usage during prescribed hours based on the measured data, and determining an output of the inverter based on the average power usage. | 07-19-2012 |
20120186309 | LOCK STRUCTURE FOR BATTERY CHARGING CONNECTOR RECEPTACLE - The locking device is for arrangement in the connector receptacle, which is connected to the charging connector that charges a battery, to interlock the connector receptacle and the charging connector. The locking device includes a notch engageable with a hook arranged in the charging connector. A lock bar is movable between a lock position, at which the lock bar restricts movement of the hook and keeps the hook and lock bar engaged, and an unlock position, at which the lock bar moves away from the hook and permits movement of the hook. A drive unit generates drive force for moving the lock bar from the unlock position to the lock position. | 07-26-2012 |
20120228420 | VEHICLE - A hybrid car is a vehicle capable of being externally charged through a charging cable. The hybrid car includes a front door opened and closed when an occupant gets into and out of a vehicle cabin, and a cable reel mounted within the front door for taking up the charging cable. The front door has a resin portion located above the cable reel. A pull-out opening directed to the resin portion for pulling out the charging cable is formed in the cable reel. A take-out opening for taking out the charging cable pulled out from the pull-out opening from the front door to outside of the vehicle is formed in the resin portion. This configuration can improve workability during charging. | 09-13-2012 |
20120242286 | RESONANCE TYPE NON-CONTACT CHARGING DEVICE - A resonance type non-contact charging device includes a high frequency power source, a primary side resonant coil, a secondary side resonant coil, a charger, a secondary battery, and a stop control unit. The primary side resonant coil receives supply of high frequency electric power from the high frequency power source. The secondary side resonant coil is arranged apart from the primary side resonant coil in a non-contact manner. The secondary side resonant coil receives electric power from the primary side resonant coil through magnetic field resonance between the primary side resonant coil and the secondary side resonant coil. The charger receives supply of high frequency electric power from the secondary side resonant coil. The secondary battery is connected to the charger. The stop control unit stops the high frequency power source before stopping the charger when charging is to be stopped. | 09-27-2012 |
20120242287 | RESONANCE TYPE NON-CONTACT CHARGING DEVICE - A resonance type non-contact charging device includes a high frequency power source, a primary side resonant coil, a secondary side resonant coil, a charger, a secondary battery, and a stop control unit. The primary side resonant coil receives supply of high frequency electric power from the high frequency power source. The secondary side resonant coil is arranged apart from the primary side resonant coil in a non-contact manner. The secondary side resonant coil receives electric power from the primary side resonant coil through magnetic field resonance between the primary side resonant coil and the secondary side resonant coil. The charger receives supply of high frequency electric power from the secondary side resonant coil. The secondary battery is connected to the charger. The stop control unit stops the high frequency power source before stopping the charger when charging is to be stopped. | 09-27-2012 |
20120242447 | SHIELD AND VEHICLE INCORPORATING THE SHIELD - A shield for a coil unit to carry out non-contact power feeding by a resonance method includes a magnetic sheet capable of reducing a magnetic field, and a copper shield capable of reducing both an electric field and magnetic field. The magnetic sheet is arranged to take a layered configuration at a side closer to the coil unit than the copper shield. | 09-27-2012 |
20120247851 | VEHICLE BATTERY MOUNTING STRUCTURE - A vehicle battery mounting structure includes a system main relay; a lock pin that fixes the battery to a vehicle main body; an actuation member; an auxiliary battery that supplies electric power to the system main relay and the actuation member; and a switch. The system main relay electrically connects the battery and a motor when the relay is electrified, and electrically disconnects the battery from the motor when the relay is not electrified. The actuation member, when the relay is not electrified, causes a lock pin to fix the battery, and when the relay is electrified, causes the lock pin to discontinue fixation of the battery. The switch switches between a state of electrically connecting the auxiliary battery and the system main relay, and a state of electrically connecting the auxiliary battery and the actuation member. | 10-04-2012 |
20120249066 | CHARGING APPARATUS - A control pilot circuit and a temperature sensor are provided within a drum of a cable reel. The temperature sensor detects the temperature of a charging cable wound on the drum and outputs the temperature to the control pilot circuit. The control pilot circuit generates a pilot signal having a duty ratio which is determined in advance in accordance with an allowable current value of the charging cable, and transmits the signal to a vehicle through the charging cable. The control pilot circuit further changes the duty ratio of the pilot signal based on the detected value of the temperature of the charging cable received from the temperature sensor. | 10-04-2012 |
20120256589 | VEHICLE - A vehicle externally chargeable includes a power storage device, an AC/DC converter, an inlet, a first power line, at least one connector inserted in the first power line, and a second power line. To the inlet, a charging cable can be connected to transfer electric power from an external power source. The first power line is connected to the inlet and the AC/DC converter. The second power line is branched from a path that is located on the first power line and that connects the connector and the AC/DC converter to each other. | 10-11-2012 |
20120261986 | RESIDENTIAL ELECTRIC POWER STORAGE SYSTEM - A residential electric power storage system includes a lead-in wire, a distribution line, an electric power storage device, a voltage sensor sensing a voltage of the lead-in wire, a current sensor sensing a current charged to the electric power storage device through the distribution line and an electric power adjustment unit adjusting electric power charged to the electric power storage device through the distribution line; and a controller controlling the electric power adjustment unit. If the lead-in wire has voltage smaller than a threshold voltage, the controller controls the electric power adjustment unit to match the current that is charged to the electric power storage device to a command value to provide current control, whereas if the lead-in wire has voltage larger than the threshold voltage, the controller controls the electric power adjustment unit to match the voltage of the lead-in wire to a command value to provide voltage control. | 10-18-2012 |
20120262115 | WIRE HOUSING DEVICE, VEHICLE EQUIPPED WITH THE SAME, AND POWER FEEDING DEVICE - In a cord reel capable of housing a power cord for transmitting electric power from an external power source to a vehicle that can be externally charged, pulling-out of the power cord wound around the cord reel from the cord reel is suppressed based on a temperature of the power cord. This can prevent a hot charging cord from exerting influence on the surroundings, such as breakage of equipment or the like which touches the hot charging cord. | 10-18-2012 |
20120262124 | RESIDENTIAL ELECTRIC POWER STORAGE SYSTEM - A controller includes a data accumulation unit that obtains data of an amount of electric power consumed in a residence and accumulates the obtained data a representative pattern creation unit that creates a representative pattern based on the data accumulated in the data accumulation unit, the pattern representatively indicating how the electric power storage device varies in state of charge for its discharging period and a limit value determination unit that determines a limit value to correspond to the pattern. | 10-18-2012 |
20120277945 | POWER CONTROL DEVICE AND POWER CONTROL METHOD - A power control device that controls electric power supplied from an external power supply to a vehicle includes: a switching unit that switches a supply voltage value of the external power supply; and a control unit that generates a signal, indicating an allowable current value of the external power supply, to transmit the signal to the vehicle, and that controls the switching unit to thereby control the supply voltage value, wherein the control unit changes the signal and the supply voltage value on the basis of a given electric power command value. | 11-01-2012 |
20120288016 | VEHICLE AND COMMUNICATION DEVICE FOR VEHICLE - A PLC processing device includes: a filter; a first signal firm; a second signal line; and a PLC-ECU. The filter removes noise from a signal transmitted using a power line. The filter is provided on the first signal line. In contrast, the second signal line bypasses the filter. The PLC-ECU communicates using a signal which has passed through the filter while the power storage device is being charged. The PLC-ECU communicates using a signal which has bypassed filter while the charging of the power storage device is stopped. | 11-15-2012 |
20120295547 | VEHICLE, COMMUNICATION SYSTEM FOR VEHICLE, AND COMMUNICATION CONTROLLING METHOD FOR VEHICLE - A vehicle includes a wireless communication device, a PLC processing device, and a communication control device. The wireless communication device wirelessly communicates with a wireless communication device external to the vehicle. The PLC processing device communicates with a PLC processing device external to the vehicle by utilizing, as a communication path, a charging cable and a charging port to which the charging cable is connected. The communication control device controls communication by the wireless communication device and communication by the PLC processing device, depending on the remaining amount of data to be transmitted. | 11-22-2012 |
20120299715 | INDICATION SYSTEM FOR VEHICLE AND VEHICLE HAVING THE SAME - A charging port includes an inlet, a charging-in-progress lamp, and a communication-in-progress lamp. The inlet is configured to be connectable with a charging cable. During external charging by a charger, the charging-in-progress lamp indicates that external charging is being performed. Specifically, while the charging-in-progress lamp receives from a charging ECU a signal which indicates that external charging is being performed, the charging-in-progress lamp is lit. The communication-in-progress lamp is provided adjacently to the charging-in-progress lamp for indicating, while PLC-based communication by means of the charging cable is in progress, that PLC is being performed. Specifically, the communication-in-progress lamp is lit while the communication-in-progress lamp receives from the charging ECU a signal indicating that PLC is being performed. | 11-29-2012 |
20120306439 | VEHICLE CHARGING APPARATUS - A vehicle includes a power reception terminal, a charger and a non-contact power reception unit. The power reception terminal is configured to be electrically connectable to an AC power supply. The charger is configured to convert AC electric power inputted from the power reception terminal to a predetermined DC voltage. The non-contact power reception unit is configured to be magnetically coupled to a power transmission unit of an AC power supply to receive electric power from the AC power supply in a non-contact manner. The non-contact power reception unit is connected to a power conversion circuit of the charger, | 12-06-2012 |
20120323423 | VEHICLE PARKING ASSIST SYSTEM, VEHICLE INCLUDING THE SAME, AND VEHICLE PARKING ASSIST METHOD - A vehicle parking assist system includes: a camera; a first vehicle guiding section that recognizes the position of a power transmitter external to a vehicle based on the image obtained via the camera to guide the vehicle to the power transmitter; a power receiver that receives electric power from the power transmitter in a non-contact manner; and a second vehicle guiding section that guides the vehicle based on the electric power received by the power receiver. The control section executes a process of stopping the vehicle when the electric power received by the power receiver from the power transmitter does not satisfy a first condition, even after the control section has caused the vehicle driving section to move the vehicle beyond a predetermined distance after the first vehicle guiding section becomes unable to detect the position of the power transmitter based on the image. | 12-20-2012 |
20120326499 | POWER TRANSMISSION SYSTEM AND POWER SUPPLY DEVICE FOR VEHICLES - A power transmission system has an AC power source and a high-frequency power driver that make up a high-frequency power source, and a primary self-resonant coil and a secondary self-resonant coil. The secondary self-resonant coil is magnetically coupled, by magnetic field resonance, to the primary self-resonant coil, and receives as a result high-frequency power from the primary self-resonant coil. The coils of the primary self-resonant coil and the secondary self-resonant coil resonate in an even mode when high-frequency power is transmitted from the primary self-resonant coil to the secondary self-resonant coil. Specifically, the primary self-resonant coil and the secondary self-resonant coil resonate in a state where currents in mutually opposite directions flow in the two coils. | 12-27-2012 |
20130009462 | POWER-FEED DEVICE - Disclosed is a vehicle charging system that includes a plurality of primary self-resonance coils provided on a road side and a plurality of secondary self-resonance coils provided on a vehicle. Power is fed from the primary self-resonance coils to the secondary self-resonance coils. Each primary self-resonance coil has a different resonance frequency from the adjacent primary self-resonance coils. Each secondary self-resonance coil has a different resonance frequency from the adjacent secondary self-resonance coils. | 01-10-2013 |
20130009650 | VOLTAGE DETECTOR, MALFUNCTION DETECTING DEVICE, CONTACTLESS POWER TRANSMITTING DEVICE, CONTACTLESS POWER RECEIVING DEVICE, AND VEHICLE - A voltage detector for detecting a voltage generated in a second resonant coil that is disposed to face a first resonant coil and that performs at least one of electric power transmission and electric power reception to and from the first resonant coil in a contactless manner by means of electromagnetic resonance includes: a first high-impedance element having one end connected to one end of the second resonant coil; a second high-impedance element having one end connected to the other end of the second resonant coil; a low-impedance element connected between the other end of the first high-impedance element and the other end of the second high-impedance element and having an impedance smaller than each of those of the first and second high-impedance elements; and an output terminal for outputting a signal associated with a voltage applied across the low-impedance element. | 01-10-2013 |
20130015700 | COMMUNICATION DEVICE, COMMUNICATION SYSTEM, AND VEHICLEAANM Ichikawa; ShinjiAACI Toyota-shiAACO JPAAGP Ichikawa; Shinji Toyota-shi JP - A communication device includes: an oscillating circuit for generating a single including a signal potential that is based on a reference potential; a first terminal for communicating with a vehicle; and a first resistance circuit connected between an output of the oscillating circuit and the first terminal and having a resistance value variable according to a first input signal. Preferably, the vehicle includes: a second terminal connected to the first terminal; and a second resistance circuit connected between a ground node fed with the reference potential and the second terminal. The vehicle is provided with a first signal extraction node on a path connecting the second terminal and the second resistance circuit to each other. | 01-17-2013 |
20130030615 | PARKING ASSIST DEVICE FOR VEHICLE AND ELECTRICALLY POWERED VEHICLE INCLUDING THE SAME - A control device controls a vehicle to perform position adjustment between a power transmission unit and a power reception unit based on a power receiving situation of the power reception unit. A height sensor is for sensing change in vehicle height of the vehicle. The control device uses relation between the power receiving situation and a distance between the power transmission unit and the power reception unit, which is predetermined according to an output from the height sensor, to perform the position adjustment between the power transmission unit and the power reception unit based on the output from the height sensor and the power receiving situation. | 01-31-2013 |
20130037365 | INDUCTIVELY CHARGED VEHICLE WITH AUTOMATIC POSITIONING - An electric vehicle receives electric power, in a non-contact manner, from an electric power transmitting coil provided externally to the vehicle. The electric vehicle includes an electric power receiving unit that is disposed at a bottom of the vehicle and receives electric power from the electric power transmitting unit via electromagnetic field resonance; a camera that captures an image of the outside; and a display unit that displays an outside view from the vehicle that is captured by the camera. The electric power receiving unit is disposed at a position that is offset toward a peripheral face, on which the camera is disposed, with respect to the center of the bottom in the longitudinal direction of the vehicle. | 02-14-2013 |
20130038135 | NON CONTACT-POWER RECEIVING/TRANSMITTING DEVICE AND MANUFACTURING METHOD THEREFOR - A manufacturing method for a non-contact power receiving/transmitting device that transmits or receives electric power in a non-contact manner and that includes a coil unit and an electromagnetic shield, wherein the coil unit includes a self-resonance coil that is configured to receive or transmit electric power via an electromagnetic field generated through electromagnetic resonance and an adjusting unit that adjusts a resonance frequency of the self-resonance coil, the manufacturing method including: installing the coil unit; arranging the electromagnetic shield around the self-resonance coil except a direction in which electric power is received or transmitted; and adjusting the adjusting unit in accordance with a distance between the coil unit and a surface of the electromagnetic shield vertical to a direction of the electromagnetic field inside the self-resonance coil so that the resonance frequency becomes a predetermined frequency. | 02-14-2013 |
20130038281 | COIL UNIT, NON-CONTACT POWER TRANSMISSION DEVICE, NON-CONTACT POWER RECEPTION DEVICE, NON-CONTACT POWER SUPPLY SYSTEM, AND VEHICLE - A coil unit performs at least one of transmission and reception of electric power using electromagnetic resonance between the coil unit and a primary resonance coil disposed to face the coil unit. The coil unit includes a secondary resonance coil that includes a plurality of coils, and that electromagnetically resonates with the primary resonance coil. A first coil among the plurality of coils is disposed in a manner such that a magnetic field generated by the first coil has a phase opposite to a phase of a magnetic field generated by at least one coil other than the first coil among the plurality of coils, with respect to a plane that faces the primary resonance coil. | 02-14-2013 |
20130038715 | PARKING ASSIST DEVICE FOR VEHICLE AND ELECTRICALLY POWERED VEHICLE INCLUDING THE SAME - A first guidance control unit constituted of a parking assist ECU and a steering ECU guides a vehicle to a power transfer unit of a power feeding apparatus by controlling steering of the vehicle based on an image taken by a camera. When the vehicle is guided by the first guidance control unit to a predetermined position with respect to the power transfer unit, a second guidance control unit constituted of a vehicle ECU, a motor control ECU and a charging ECU performs alignment between the power transfer unit and a power reception unit by controlling speed of the vehicle based on a power receiving situation of the power reception unit. | 02-14-2013 |
20130040486 | MANUAL UNLOCKING STRUCTURE FOR POWER FEEDING PLUG LOCKING DEVICE - A manual unlocking structure arranged in a locking device for locking a power feeding plug to a power receiving connector arranged in a vehicle. The power feeding plug includes a hook. The locking device includes a fastening member capable of fastening the hook to the power receiving connector to lock the power feeding plug to the power receiving connector. The manual unlocking structure includes an operation member that is manually operable to move and separate the fastening member from the hook. A user operates the operation member to manually unlock the power feeding plug. An operation box is arranged in the vehicle and used to manually operate the operation member in the vehicle. | 02-14-2013 |
20130057082 | NON-CONTACT POWER RECEPTION SYSTEM AND NON-CONTACT POWER TRANSMISSION SYSTEM - A non-contact power reception system comprising movable body equipment including a secondary-side coil for receiving, in a non-contact manner, electric power from a primary-side coil, which receives electric power from an AC power source, a rectifier, which rectifies electric power received by the secondary-side coil, and an electrical storage device, which is connected to rectifier, wherein the movable body equipment includes a matching unit located between the secondary-side coil and the rectifier, and the non-contact power reception system is configured to bring the matching unit into a mismatch state when electric power is being received from the primary-side coil in a state in which the movable body equipment should refuse power reception. | 03-07-2013 |
20130057207 | POWER FEEDING SYSTEM AND VEHICLE - A power feeding system is provided, in which a detected value of reflected power at a power supply device in a power feeding installation is sent from the power feeding installation to a vehicle via a first communication device, the vehicle has an impedance matching device for adjusting an impedance at a resonance system that is constituted of a power transmission resonator, including a primary self-resonant coil and a primary coil in the power feeding installation, and a power receiving resonator, including a secondary self-resonant coil and a secondary coil in the vehicle, and the impedance matching device is controlled based on the detected value of the reflected power at the power supply device, which has been received from the power feeding installation. | 03-07-2013 |
20130057208 | POWER RECEPTION EQUIPMENT FOR RESONANCE-TYPE NON-CONTACT POWER SUPPLY SYSTEM - Power reception equipment ( | 03-07-2013 |
20130063085 | RESONANCE-TYPE NON-CONTACT POWER SUPPLY SYSTEM - Movable body equipment is provided with: a secondary-side resonance coil, which receives power from a primary-side resonance coil of power supply equipment; a rectifier, which rectifies the power received by the secondary-side resonance coil; and a secondary battery, to which to which the power rectified by the rectifier is supplied. A resonance-type non-contact power supply system is provided with: state of charge detection units, which detect the state of charge of the secondary battery; and an impedance estimation unit, which estimates an impedance estimation value for the secondary battery on the basis of the state of charge of the secondary battery. When the absolute value of the difference between the impedance estimation value and the current impedance value of the secondary battery exceeds a threshold, a determination unit determines that a foreign body is present between the primary-side resonance coil and the secondary-side resonance coil. | 03-14-2013 |
20130096734 | PRELIMINARY AIR CONDITIONING SYSTEM - A charging start time and preliminary air conditioning time are calculated based on the departure time that is set with a control/operation device, and the charging time and preliminary air conditioning time are set. Then, a control is executed to start charging when at the charging start time and preliminary air conditioning may be started when the amount of charge is sufficient for preliminary air conditioning and a preliminary air conditioning starting trigger is detected, that is locking or preparation for leaving house is detected, for example. | 04-18-2013 |
20130119774 | CONTACTLESS ELECTRIC POWER RECEIVING APPARATUS, CONTACTLESS ELECTRIC POWER TRANSMITTING APPARATUS, CONTACTLESS ELECTRIC POWER FEEDING SYSTEM, AND VEHICLE - In a contactless power feeding system using a resonance method, an electric power receiving apparatus or an electric power transmitting apparatus is connected to a self-resonant coil and includes a capacitor having a variable capacitance. When electromagnetic resonance occurs at a prescribed frequency determined by the electric power transmitting apparatus, the capacitance of the capacitor is adjusted so as to maximize the electric power transmission efficiency during electric power feeding. Accordingly, deterioration in transmission efficiency can be suppressed even when the distance between the secondary self-resonant coil included in the electric power receiving apparatus and the primary self-resonant coil included in the electric power transmitting apparatus changes from a reference distance at the time of design. | 05-16-2013 |
20130119781 | RESONANCE TYPE NON-CONTACT POWER SUPPLY SYSTEM - A power supplying equipment includes an alternating-current power source and a primary-side resonance coil. A movable body equipment includes a secondary-side resonance coil a rectifier, and a secondary battery to which the power rectified by the rectifier is supplied. The power supplying equipment further includes a primary matching unit provided between the alternating-current power source and the primary-side resonance coil, and a primary matching unit adjusting section for adjusting the primary matching unit. The primary matching unit adjusting section adjusts the primary matching unit only at times other than when detecting the distance between the primary-side resonance coil and the secondary-side resonance coil. | 05-16-2013 |
20130119930 | RESONANCE TYPE NON-CONTACT POWER SUPPLY SYSTEM - A resonance type non-contact power supply system that supplies power through a primary resonance coil and a secondary resonance coil. The resonance type non-contact power supply system includes power supplying equipment and movable body equipment. The power supplying equipment includes a primary coil unit, which is provided with the primary resonance coil, and a distance detector, which detects the distance between the primary and secondary resonance coils. The movable body equipment includes a switch and a terminal resistor. When the distance detector detects the distance, the switch connects the terminal resistor to the secondary coil unit and disconnects a rectifier and power storage device from a secondary coil unit. When the movable body equipment receives power, the switch connects the rectifier and the power storage device to the secondary coil unit and disconnects the terminal resistor from the secondary coil unit. | 05-16-2013 |
20130124005 | VEHICLE, COMMUNICATION SYSTEM, AND COMMUNICATION DEVICE - A communication device includes a first resistance circuit connected between an output of a signal generating unit and a first terminal and having a resistance value corresponding to a requested operation mode requested to a vehicle. The vehicle includes: a second resistance circuit connected between a ground node fed with a reference potential and a second terminal; and a vehicle control unit for setting an operation mode of the vehicle. The vehicle control unit detects a signal potential of a signal via a first signal extraction node provided on a path connecting the second terminal and a second resistance circuit to each other, and sets the operation mode of the vehicle at the requested operation mode corresponding to the resistance value of the first resistance circuit. | 05-16-2013 |
20130127242 | WIRELESS ELECTRIC POWER FEEDING EQUIPMENT - An electric power supply device generates electric power having a prescribed frequency. An electric power transfer unit receives electric power from the electric power supply device, and transfers electric power to an electric power receiving unit in a contactless manner by resonating with the electric power receiving unit via an electromagnetic field, An electric power sensor senses power reflected to the electric power supply device. A discharging coil unit externally discharges electric power output from the electric power supply device. A relay electrically connects the discharging coil unit between the electric power supply device and the electric power transfer unit when the reflected power detected has a value exceeding a predetermined value. | 05-23-2013 |
20130127409 | POWER TRANSMISSION SYSTEM, VEHICLE AND POWER SUPPLY FACILITY - Power is transmitted from a power supply facility to a vehicle in a contact-less manner. A control device detects a distance between a power transmission unit of the power supply facility and a power receiving unit of the vehicle. A display unit displays a graphic in a display pattern which varies in accordance with the distance detected by the detection unit. | 05-23-2013 |
20130127411 | COIL UNIT, NON-CONTACT POWER TRANSMITTING APPARATUS, NON-CONTACT POWER RECEIVING APPARATUS, VEHICLE, AND NON-CONTACT POWER SUPPLY SYSTEM - A coil unit includes a second resonance coil that has a plurality of unit coils and performs at least one of transmission and reception of electric power to and from a first resonance coil spaced apart from the second resonance coil via electromagnetic resonance with the first resonance coil. The directions of magnetic fields formed by the unit coils are the same. | 05-23-2013 |
20130141054 | ELECTRICITY CHARGING SYSTEM - An electricity charging system includes: a charger portion that charges a storage battery; a detection portion that detects an amount of charge stored in the storage battery; and a control portion that controls electric power that is supplied to charge the storage battery by the charger portion so that the electric power changes by a predetermined rule, according to the amount of stored electricity detected by the detection portion. | 06-06-2013 |
20130157501 | SUPPORT ARM - A support arm includes a bracket supported by a support, a bracket arranged away from the bracket, a parallel link arranged between the bracket and the bracket and coupled pivotally to the bracket and the bracket, and a self-weight compensation device producing a force that cancels a force of gravity acting on the parallel link. The parallel link has an upper shaft and a lower shaft arranged in parallel to each other with spacing, the spacing being changed with a pivoting movement of the parallel link. The upper shaft and the lower shaft are arranged offset with respect to each other in a direction of an axis on which the parallel link is pivoted. With such a structure, a support arm for which a large movable range is achieved is provided. | 06-20-2013 |
20130162205 | POWER SUPPLY DEVICE, POWER RECEIVING DEVICE AND VEHICLE INCLUDING POWER RECEIVING DEVICE, AND CONTROL METHOD FOR POWER SUPPLY SYSTEM - A power supply device supplies electric power to a power receiving device including a power receiving unit in a non-contact manner. The power supply device includes a power source device that generates electric power with a predetermined frequency; a power transmitting unit that receives the electric power from the power source device, and that resonates with the power receiving unit through an electromagnetic field, thereby transmitting the electric power to the power receiving unit in the non-contact manner; a detection device that detects reflected electric power to the power source device; a communication device that receives information regarding a power receiving situation in the power receiving device; and a control device that controls electric power transmission from the power transmitting unit based on the information regarding the power receiving situation and the reflected electric power. | 06-27-2013 |
20130169233 | CHARGING METHOD AND CHARGING SYSTEM - Use start date-and-time is input by use of U | 07-04-2013 |
20130187613 | ENERGY MANAGEMENT SYSTEM - An energy management system has an integration control portion that performs control to charge a storage battery with a power of such an amount that a power consumption including a power supplied by a supply portion is equal to or smaller than a target value indicated by power consumption target information recorded in a recording portion when a power consumption detected by a detection portion is smaller than the target value, and to supply a building with a power with which the storage battery is charged such that the power consumption including the power supplied by the supply portion coincides in amount with a power equal to or smaller than the target value indicated by the power consumption target information recorded in the recording portion when the power consumption detected by the detection portion is larger than the target value. | 07-25-2013 |
20130193749 | VEHICLE AND POWER TRANSFER SYSTEM - A vehicle that includes a power receiving portion that contactlessly receives electric power from a power transmitting portion provided outside the vehicle includes a floor panel that forms a bottom face of the vehicle; and a battery that is provided on a lower face of the floor panel. The power receiving portion is provided on the lower face of the floor panel. When an image of the power receiving portion is projected horizontally from a location that is horizontally spaced apart from the power receiving portion toward the battery, at least part of the image of the power receiving portion is projected onto the battery. | 08-01-2013 |
20130193913 | RESONANCE-TYPE NON-CONTACT POWER SUPPLY SYSTEM, AND ADJUSTMENT METHOD FOR MATCHING UNIT DURING CHARGING OF RESONANCE-TYPE NON-CONTACT POWER SUPPLY SYSTEM - Power supply equipment ( | 08-01-2013 |
20130221177 | SUPPORT ARM - A support arm supports a charge connector which can be connected to a vehicle. The support arm includes a parallelogram linkage provided in a freely swingable manner, a gravity compensation apparatus for generating force canceling gravity acting on the parallelogram linkage, and a charge connector having a support shaft insertion portion supported by the parallelogram linkage and provided to be rotatable around the support shaft insertion portion. The support shaft insertion portion is arranged at a position of the center of gravity of the charge connector. According to such a construction, a support arm appropriately exhibiting a gravity compensation function can be provided. | 08-29-2013 |
20130234503 | WIRELESS POWER FEEDING APPARATUS, VEHICLE, AND METHOD OF CONTROLLING WIRELESS POWER FEEDING SYSTEM - A power supply device generates power having a prescribed frequency. A primary self-resonant coil transmits the power in a contactless manner to a secondary self-resonant coil by resonating with the secondary self-resonant coil through an electromagnetic field. A power sensor detects reflected power to the power supply device. A communication device receives a power receiving state of a vehicle. An ECU estimates a positional mismatch amount of the secondary self-resonant coil relative to the primary self-resonant coil based on the power receiving state of the vehicle and the reflected power, by using relation obtained in advance between the power receiving state and the reflected power, and the positional mismatch amount. | 09-12-2013 |
20130234509 | COIL UNIT, CONTACTLESS POWER TRANSFER APPARATUS, VEHICLE, AND CONTACTLESS POWER FEEDING SYSTEM - A coil unit includes a second self-resonant coil electromagnetically resonating with a spaced, first self-resonant coil to perform at least one of transmitting power to the first self-resonant coil and receiving power from the first self-resonant coil, the second self-resonant coil including a first coil and a plurality of second coils provided inside the first coil, the direction of a magnetic field formed by the first coil is the same as those formed by the second coils. | 09-12-2013 |
20130249282 | POWER SUPPLY SYSTEM FOR VEHICLE AND VEHICLE INCLUDING THE SAME - A power supply system for a vehicle includes a power storage device, a plurality of charging paths for charging the power storage device with electric power from the outside, a plurality of relays provided on the plurality of charging paths respectively, each for switching between supply and cut-off of electric power, and a charge control unit for making selection as to through which charging path among the plurality of charging paths charging of the power storage device is permitted, based on a state of welding of the plurality of relays. | 09-26-2013 |
20130257370 | CONTACTLESS POWER FEEDING SYSTEM, VEHICLE, POWER FEEDING FACILITY AND METHOD OF CONTROLLING CONTACTLESS POWER FEEDING SYSTEM - When an impedance adjustment process of a resonant system is started, a power feeding facility outputs power for adjustment. Then, an ECU of the power feeding facility adjusts an impedance matching box provided in the power feeding facility, and when the adjustment is completed, transmits an instruction for adjustment in a vehicle to the vehicle. When the vehicle receives the adjustment instruction from the power feeding facility, the vehicle adjusts an impedance matching box provided in the vehicle. That is, in this contactless power feeding system, the impedance adjustment in the power feeding facility is performed first, and the adjustment in the vehicle is performed thereafter. | 10-03-2013 |
20130277484 | CORD STORAGE APPARATUS - A cord storage apparatus includes an electric motor configured to retract a power reception cord to be connected to an external power supply and a control unit configured to determine whether or not the power reception cord is retracted away from the ground when the power reception cord is connected to the external power supply and control the electric motor to stop retracting the power reception cord when the power reception cord is retracted away from the ground. | 10-24-2013 |
20130300354 | VEHICLE, POWER RECEIVING DEVICE, POWER TRANSMITTING DEVICE, AND CONTACTLESS POWER SUPPLY SYSTEM - A vehicle is able to contactlessly receive electric power from a power transmitting device and to charge a mounted electrical storage device (electric load). The vehicle includes a communication unit that carries out wireless communication with the power transmitting device and a vehicle ECU (control fit) that controls the communication unit. The communication unit is able to switch a communication range between a wide communication range (wire-area communication) and a narrow communication range (narrow-area communication). The vehicle ECU, at the time of identifying a power transmitting device from which electric power should be received, controls the communication unit such that the communication unit communicates with the power transmitting device using the narrow-area communication. | 11-14-2013 |
20130300359 | VEHICLE AND EXTERNAL POWER FEEDING APPARATUS - An electrical powered vehicle is equipped with a coil unit capable of receiving electric power from a facility self-resonant coil external to the vehicle. The electrical powered vehicle includes: a pair of side members aligned in a widthwise direction of the vehicle and extending in a fore-aft direction of the vehicle; a vehicle self-resonant coil coupled with the facility self-resonant coil resonantly via an electromagnetic field to be capable of at least one of transmitting electric power and receiving electric power; and a vehicle capacitor provided to the vehicle self-resonant coil between the paired side members. | 11-14-2013 |
20130307471 | VEHICLE, POWER TRANSMITTING DEVICE AND CONTACTLESS POWER SUPPLY SYSTEM - A contactless power supply system contactlessly transmits electric power from a power transmitting device to a vehicle. The vehicle includes: a power receiving unit that contactlessly receives electric power from the power transmitting device; an electrical storage device that stores electric power received by the power receiving unit; and an impedance adjustment unit that includes a DC/DC converter and a relay and that is used to adjust an impedance between the power receiving unit and the electrical storage device. A vehicle ECU switches between a power supply path of which the impedance is adjusted by the DC/DC converter and a power supply path that does not use the DC/DC converter on the basis of a state of charge of the electrical storage device. | 11-21-2013 |
20130313893 | CONTACTLESS POWER RECEIVING APPARATUS AND VEHICLE INCORPORATING SAME, CONTACTLESS POWER FEEDING FACILITY, METHOD OF CONTROLLING CONTACTLESS POWER RECEIVING APPARATUS, AND METHOD OF CONTROLLING CONTACTLESS POWER FEEDING FACILITY - A method capable of efficiently adjusting both the resonance frequency and impedance of a resonant system in contactless power transmission by a resonance method is provided. A variable capacitor adjusts a resonance frequency of a secondary self-resonant coil. An impedance matching box adjusts an input impedance of a resonant system. An ECU first adjusts the resonance frequency of the secondary self-resonant coil by controlling the variable capacitor, and after the adjustment of the resonance frequency, adjusts the input impedance of the resonant system by controlling the impedance matching box. During the adjustment of the resonance frequency by the variable capacitor, the ECU sets an impedance of the impedance matching box to a predetermined fixed value. | 11-28-2013 |
20130313913 | VEHICLE AND EXTERNAL POWER FEEDING APPARATUS - A vehicle self-resonant coil provided at a vehicle is formed to extend along a circumference of a winding center, centered about the winding center. The distance between the center of the vehicle and an anti-node of the vehicle self-resonant coil that is the area of the anti-node of AC current flowing through the vehicle self-resonant coil when electromagnetic field resonant coupling is established between the vehicle self-resonant coil and the facility self-resonant coil is shorter than the distance between the winding center and the center of the vehicle. | 11-28-2013 |
20130320774 | RESONANCE COIL, ELECTRIC POWER TRANSMISSION DEVICE, ELECTRIC POWER RECEIVING DEVICE, AND ELECTRONIC POWER TRANSMISSION SYSTEM - A resonance coil includes plural unit coils where directions of magnetic fields which are formed by flowing of electric current are the same, in which the plural unit coils are arranged around a coil center line, and when the resonance coil is seen in a direction of the coil center line, the coil wire that forms the resonance coil is formed so as not to be overlapped. | 12-05-2013 |
20130335015 | CONTACTLESS POWER TRANSMITTING DEVICE, CONTACTLESS POWER RECEIVING DEVICE, AND CONTACTLESS POWER TRANSFER SYSTEM - A power transmitting device includes: a power transmitting unit being able to contactlessly transmit electric power to a power receiving unit of a power receiving device; and a guide unit changing a guide position of the power receiving device at power reception of the power receiving device on the basis of a type of the power receiving unit. The guide unit may when the types of the power receiving and transmitting units are the same, set a position of the power receiving unit, at which center positions of the power receiving and transmitting units coincide with each other, for the guide position, and, when the types of the power receiving and transmitting units are different, set a position of the power receiving unit, at which the center positions of the power receiving and transmitting units deviate from each other, for the guide position. | 12-19-2013 |
20130335018 | COIL UNIT, POWER TRANSMISSION DEVICE, EXTERNAL POWER FEEDING APPARATUS, AND VEHICLE CHARGING SYSTEM - A coil unit includes a resonant coil establishing electromagnetic field resonant coupling with an external resonant coil provided external to a vehicle. The resonant coil includes an outer side coil extending along a circumference of a first winding center, centered about the first winding center, and an extension extending from the outer side coil into a region surrounded by the outer side coil. The resonant coil is formed such that an anti-node of the resonant coil that is an area of an anti-node of AC current flowing through the resonant coil, is located at the extension when electromagnetic field resonant coupling is established between the external resonant coil and the resonant coil. | 12-19-2013 |
20140002023 | POWER CONVERSION FACILITY, ELECTRICALLY-POWERED VEHICLE, AND CHARGING SYSTEM FOR ELECTRICALLY-POWERED VEHICLE | 01-02-2014 |
20140029233 | RESONANCE TYPE NON-CONTACT POWER FEEDING SYSTEM, POWER TRANSMISSION SIDE APPARATUS AND IN-VEHICLE CHARGING APPARATUS OF RESONANCE TYPE NON-CONTACT POWER FEEDING SYSTEM - A resonance type non-contact power feeding system | 01-30-2014 |
20140035358 | CONTACTLESS POWER TRANSMITTING DEVICE, CONTACTLESS POWER RECEIVING DEVICE, VEHICLE, CONTACTLESS POWER TRANSMITTING AND RECEIVING SYSTEM, METHOD OF CONTROLLING CONTACTLESS POWER TRANSMITTING DEVICE, METHOD OF CONTROLLING CONTACTLESS POWER RECEIVING DEVICE, AND METHOD OF CONTROLLING CONTACTLESS POWER TRANSMITTING AND RECEIVING SYSTEM - A contactless power transmitting device that contactlessly transmits electric power to a power receiving device includes a transmitting unit and a power transmission controller. The transmitting unit transmits electric power at a variable transmission frequency. The power transmission controller sets the transmission frequency, based on frequency information concerning a frequency of a broadcast wave that can be received at a position of the contactless power transmitting device. The power transmission controller sets the transmission frequency so that one of the transmission frequency and the frequency of the broadcast wave differs from an integer multiple of the other thereof. | 02-06-2014 |
20140042985 | CHARGING CONTROL DEVICE, VEHICLE INCLUDING THE SAME AND CHARGING CONTROL METHOD - A charging schedule creation unit creates a charging schedule of a power storage device by an external power supply. A charging control unit executes charging control of the power storage device in accordance with the charging schedule. A condition determination unit turns on a charging continuation flag to be output to the charging control unit when a predetermined charging continuation permitting condition holds in the case where charging is not completed in accordance with the charging schedule. When the charging continuation flag is on, the charging control unit executes charging control such that charging is continued even after a charging end timing in accordance with the charging schedule. | 02-13-2014 |
20140055089 | POWER RECEPTION DEVICE, POWER TRANSMISSION DEVICE AND POWER TRANSFER SYSTEM - A power reception device comprising: a shield including a main surface portion and a circumferential wall portion connected to a circumferential edge of the main surface portion, and having an opening in a position opposite to the main surface portion; a lid portion formed to cover the opening; a mounted resonant portion arranged within the shield, and resonating, through an electromagnetic field, with a facility-side resonant portion provided in an external facility; and a holding portion connecting the lid portion and the main surface portion, and supporting the mounted resonant portion. | 02-27-2014 |
20140062183 | POWER SUPPLY DEVICE FOR VEHICLE - A power supply device for a vehicle includes a power storage device, a connector to which a power cable can be connected, an inverter, a coil provided separately from a stator coil of the rotating electric machine, and a connection switching unit switching connection relations among the power storage device, the connector, the inverter, and the coil. In a first operation mode, the connection switching unit sets the connection relation such that electric power from the power storage device is supplied to the inverter without using the coil and can drive the rotating electric machine, and in a second operation mode, the connection switching unit sets the connection relation such that the coil and the inverter are used to constitute a voltage conversion circuit and voltage conversion can be performed between a voltage of the connector and a voltage of the power storage device. | 03-06-2014 |
20140074332 | POWER TRANSMITTING DEVICE, VEHICLE, AND CONTACTLESS POWER TRANSFER SYSTEM - A contactless power transfer system supplies power from a power transmitting device to a vehicle in a contactless manner. The power transmitting device and the vehicle are configured to be capable of exchanging information with each other through radio communication. The vehicle is provided with an RFID tag in which infoiivation on the vehicle is stored in advance. The power transmitting device includes an RFID reader that reads out information from the ID tag in a contactless manner. A power transmitting ECU recognizes that the vehicle is a vehicle to be supplied with power from the power transmitting device if vehicle information indicated by information from the ID tag corresponds to vehicle information indicated by information received through radio communication. | 03-13-2014 |
20140077760 | VEHICLE AND POWER TRANSMISSION/RECEPTION SYSTEM - A vehicle includes a power reception unit for receiving electric power in a non-contact manner by electromagnetic field resonance, and a device power feeding unit for transmitting electric power to be supplied to an in-vehicle electrical device in a non-contact manner by electromagnetic induction. A distance over which the electric power is transmitted from an external power transmission unit to the power reception unit in a non-contact manner is longer than a distance over which the electric power is transmitted from the device power feeding unit to the in-vehicle electrical device in a non-contact manner. The vehicle further includes a main battery for supplying electric power to a motor generator, and an auxiliary battery. The auxiliary battery has a voltage lower than a voltage of the main battery. The device power feeding unit receives electric power from the auxiliary battery and transmits the power to the in-vehicle electrical device. | 03-20-2014 |
20140084863 | POWER RECEIVING DEVICE, VEHICLE, AND CONTACTLESS POWER FEEDING SYSTEM - A contactless power feeding system includes a power transmitting device including a power transmitting unit and a power receiving device including a power receiving unit, and allows the power transmitting and receiving units to electromagnetically resonate with each other to supply electric power contactlessly. The power receiving device includes a power storage device for storing therein the electric power received by the power receiving unit, and a light emitting unit receiving the electric power received by the power receiving unit and emitting light, and varying in brightness according to the electric power received. The received electric power varies according to a positional displacement between the power transmitting unit and the power receiving unit. The user can recognize the positional displacement from information relevant to the brightness of the light emitting unit. | 03-27-2014 |
20140091641 | NON-CONTACT POWER RECEPTION DEVICE AND VEHICLE INCLUDING THE SAME, NON-CONTACT POWER TRANSMISSION DEVICE, AND NON-CONTACT POWER TRANSFER SYSTEM - AC power having a power transmission frequency is transmitted from a resonant coil in a power transmission device to a resonant coil in a power reception device. Moreover, communication is conducted between a communication device in the power transmission device and a communication device in the power reception device through wireless radio wave having a communication frequency. The power transmission frequency and the communication frequency are determined in such a way that the relationship between the power transmission frequency and the communication frequency is a non-integer multiple. | 04-03-2014 |
20140091764 | VEHICLE - A vehicle is capable of charging a power storage device mounted thereon using electric power from two power paths of an external DC power supply and AC power supply. The vehicle includes a DC charger for converting electric power from the DC power supply into charging electric power for the power storage device, and an AC charger for converting electric power from the AC power supply into charging electric power for the power storage device. A vehicle ECU selects an electric power path to be used for charging based on the state of the power storage device and efficiency of the DC charger and the AC charger. | 04-03-2014 |
20140092243 | NON-CONTACT POWER RECEIVING APPARATUS, NON-CONTACT POWER TRANSMITTING APPARATUS, AND NON-CONTACT POWER TRANSMITTING AND RECEIVING SYSTEM - A non-contact power receiving apparatus includes a power reception unit for receiving electric power in a non-contact manner from a power transmitting apparatus external to a vehicle, and a control device for controlling the transmitted power from the power transmitting apparatus. The control device controls the transmitted power based on a monitoring result obtained by monitoring the surroundings of the vehicle, and an occupant detection result obtained by detecting whether or not an occupant enters the vehicle. When the monitoring result indicates the approach of a moving object to the vehicle, the control device causes the power transmitting apparatus to reduce the transmitted power. The power transmitting apparatus and the power reception unit transmit and receive electric power in a non-contact manner by electromagnetic field resonance. | 04-03-2014 |
20140097671 | NON-CONTACT POWER RECEIVING APPARATUS, NON-CONTACT POWER TRANSMITTING APPARATUS, AND NON-CONTACT POWER TRANSMITTING/RECEIVING SYSTEM - A non-contact power receiving apparatus includes a power reception unit for receiving electric power from a power transmitting apparatus outside of a vehicle in a non-contact manner, and a control device for controlling the electric power transmission from the power transmitting apparatus. The control device controls the electric power transmission based on a monitoring result obtained by monitoring the surroundings of the vehicle, and a door state detection result obtained by detecting whether or not a door of the vehicle is open. The control device causes, if the door state detection result indicates that the door is open, the power transmitting apparatus to reduce the power of the electric power transmission, and controls the electric power transmission without using the monitoring result. | 04-10-2014 |
20140103711 | CONTACTLESS POWER RECEIVING DEVICE, VEHICLE EQUIPPED WITH THE SAME, CONTACTLESS POWER TRANSMITTING DEVICE, AND CONTACTLESS POWER TRANSFER SYSTEM - A resonance coil of a vehicle resonates with a resonance coil of a power transmitting device via an electromagnetic field to thereby receive alternating-current power output from the resonance coil in a noncontact manner. An inverter receives the alternating-current power, received by the resonance coil, from an electromagnetic induction coil, converts the alternating-current power to direct-current power and outputs the direct-current power to a power line. In addition, the inverter converts direct-current power, received from the power line, to alternating-current power and outputs the alternating-current power to the electromagnetic induction coil in order to output electric power from the resonance coil to the resonance coil of the power transmitting device, and electric power is supplied to the resonance coil by the electromagnetic induction coil. | 04-17-2014 |
20140103872 | VEHICLE, ELECTRIC DEVICE, AND POWER TRANSMISSION/RECEPTION SYSTEM - A vehicle includes: a reception device receives power for running the vehicle in a non-contact manner using electromagnetic field resonance; and a transmission device transmits power supplied to a device inside the vehicle in a non-contact manner using the electromagnetic field resonance. An electromagnetic field frequency used by the reception device setting a different electromagnetic field frequency used to transmit power. To set the electromagnetic field frequency used by the reception device to receive power and the electromagnetic field frequency used by the transmission device to transmit power such that the electromagnetic field frequency used to receive power is lower than the electromagnetic field frequency used by the transmission device to transmit power. The power received by the reception device in a non-contact manner from an external transmission device outside the vehicle to be larger than the power transmitted by the transmission device in a non-contact manner. | 04-17-2014 |
20140125144 | POWER TRANSMITTING DEVICE, POWER RECEIVING DEVICE, VEHICLE, AND CONTACTLESS POWER SUPPLY SYSTEM AND CONTROL METHOD FOR CONTACTLESS POWER SUPPLY SYSTEM - In control over a contactless power supply system that includes: a power transmitting device that includes a power transmitting unit, a power supply unit supplying electric power to the power transmitting unit and a matching transformer coupled between the power supply unit and the power transmitting unit and including a variable inductor and a variable capacitor that adjust an impedance of the power transmitting device; and a power receiving device that includes a power receiving unit carrying out electromagnetic resonance with the power transmitting unit to contactlessly receive electric power from the power transmitting unit, before starting transfer of electric power from the power transmitting device to the power receiving device, the variable inductor is adjusted on the basis of an impedance of the power receiving device to thereby bring the impedance of the power transmitting device close to the impedance of the power receiving device. | 05-08-2014 |
20140132212 | POWER RECEIVING DEVICE, POWER TRANSMITTING DEVICE, VEHICLE, AND CONTACTLESS POWER SUPPLY SYSTEM - A power supply system includes: a power transmitting device that includes a power transmitting unit; and a vehicle that includes a power receiving unit, and contactlessly transfers electric power between the power transmitting device and the vehicle through electromagnetic resonance. When there is an abnormality that a power receiving mechanism of the vehicle cannot receive electric power, a vehicle ECU causes the power transmitting device to stop power transmission, opens a relay and further discharges remaining electric power by the discharging unit. | 05-15-2014 |
20140138199 | POWER TRANSMITTING DEVICE AND POWER TRANSFER SYSTEM - A power transmitting device that contactlessly transmits electric power to a power receiving device having a secondary coil provided at a vehicle, and a power transfer system, are provided. The power transmitting device includes primary coils, a selecting unit and a control unit. The primary coils are arranged at an interval in an arrangement direction. The selecting unit selects one primary coil to which electric power is supplied from a power supply. The control unit controls the selecting unit by supplying the selected primary coil with a second electric power smaller than a first electric power, selecting a power transmitting coil from among the primary coils on the basis of at least one of a power transmitting situation of the selected primary coil and a power receiving situation of the secondary coil, and supplying the power transmitting coil with the first electric power. | 05-22-2014 |
20140139182 | VEHICULAR POWER SUPPLY APPARATUS - A vehicular power supply apparatus includes a Scott transformer, a first output port and a second output port. The Scott transformer is configured to convert three-phase AC power supplied from a three-phase AC power source into first and second single-phase AC powers. The first output port is for supplying the first single-phase AC power to a vehicle. The second output port is for supplying the second single-phase AC power to a vehicle. | 05-22-2014 |
20140175868 | ELECTRIC POWER SUPPLY APPARATUS, CONTACTLESS ELECTRICITY TRANSMISSION APPARATUS, VEHICLE, AND CONTACTLESS ELECTRIC POWER TRANSFER SYSTEM - An electric power supply apparatus includes a choke coil, a switching element, a resonance circuit and a compensation circuit. The parasitic capacitance of the switching element is larger than a predetermined capacitance needed for realizing class E zero-voltage switching. The compensation circuit is connected in parallel with the switching element. The compensation circuit includes a coil and a capacitor, and has inductive impedance. | 06-26-2014 |
20140191586 | WIRELESS POWER TRANSMISSION APPARATUS, WIRELESS POWER RECEPTION APPARATUS, AND WIRELESS POWER TRANSMISSION AND RECEPTION SYSTEM - A wireless power transmission apparatus includes: first coils receiving electric power from an AC power supply for transmitting the electric power to a power reception apparatus; and a controller selecting, from the first coils, a coil to be used for transmission of electric power to the power reception apparatus, based on a position of the power reception apparatus. The first coils are each configured to be switchable between a first state in which electric power can be transmitted to the power reception apparatus and a second state in which efficiency in transmission of electric power to the power reception apparatus is lower than the first state. The controller sets a coil in the first state that is selected to be used for transmission of electric power, and sets a coil in the second state that is not to be used for transmission of electric power | 07-10-2014 |
20140210449 | METHOD FOR IDENTIFYING OPERATING MODE OF CHARGING/SUPPLYING SYSTEM BETWEEN VEHICLE AND EXTERIOR, AND SYSTEM FOR IDENTIFYING OPERATING MODE OF THE SYSTEM BY THE IDENTIFYING METHOD - An operating mode of a charging/supplying system in which a vehicle is connected with a first external device or a second external device via a connecting portion used in common in a charging mode in which an electric storage device installed on the vehicle is charged with electric power from the first external device and a supplying mode in which electric power is supplied from the vehicle to the second external device, and which is operable in a selected one of the charging mode and the supplying mode, is identified. More specifically, a plurality of detection values are detected from at least one electric connection channel provided between the vehicle and the first external device or the second external device via the connecting portion, and it is determined whether the operating mode of the charging/supplying system is the charging mode or the supplying mode, based on a combination of the plurality of detection values. | 07-31-2014 |
20140217956 | CHARGING SYSTEM FOR VEHICLE, METHOD FOR CHARGING VEHICLE, POWER SUPPLY SYSTEM, AND POWER SUPPLY METHOD - A vehicle includes a first inlet to be connected to a commercial power source, a second inlet to be connected to a battery of an HEMS (Home Energy Management System) which supplies electric power greater than electric power supplied by the commercial power source, and an ECU. The ECU indicates one of the first inlet and the second inlet to a user in accordance with a state of a battery of the vehicle. | 08-07-2014 |
20140232202 | POWER RECEPTION DEVICE, POWER TRANSMISSION DEVICE AND POWER TRANSFER SYSTEM - A power reception device includes a power reception unit configured to receive power in a non-contact manner from a power transmission unit, and a first holding unit configured to hold the power reception unit. The power reception unit includes a power reception coil, and the power reception coil is formed by winding a first coil wire which has a width greater than a thickness thereof. The first holding unit includes a plurality of first coil holding members each formed with a first groove which extends in an extending direction of the power reception coil and receives the power reception coil. At least a part of the first groove is formed in such a way that a depth of the first groove extending in a width direction of the first coil wire is greater than a width of the first groove extending in a thickness direction of the first coil wire. | 08-21-2014 |
20140240947 | POWER RECEIVING DEVICE, POWER TRANSMITTING DEVICE, AND POWER TRANSFER SYSTEM - A power receiving device includes: a power receiving unit receiving electric power from an external power transmitting unit contactlessly; a first coil; a first shielding wall surrounding the first coil; a first device; a first shielding casing having the first device accommodated therein, the first shielding casing being also disposed inside the first shielding wall; and a first wiring connected to the first device and extending from inside the first shielding casing to outside the first shielding casing, and also pulled outside the first shielding wall, the first shielding casing having an external surface including a first opposite portion closer to the first shielding wall than the first coil, the first shielding wall having a first region opposite to the first opposite portion, the first region having a first hole, the first wiring being pulled outside the first shielding wall through the first hole. | 08-28-2014 |
20140246901 | POWER RECEPTION DEVICE, VEHICLE INCLUDING POWER RECEPTION DEVICE, AND POWER TRANSFER SYSTEM - A vehicle includes a power reception unit, a rectifier, a power line, and a cooling fan. The power reception unit of the vehicle is configured to receive, in a contactless manner, AC power output from a power transmission unit of a power transmission device. The rectifier rectifies the electric power received by the power reception unit. The electric power rectified by the rectifier is output through the power line. The cooling fan cools the power reception unit. The cooling fan is electrically connected to the power line, and operates with the electric power received from the power line. | 09-04-2014 |
20140246922 | ELECTRIC POWER RECEPTION DEVICE, ELECTRIC POWER TRANSMISSION DEVICE, AND ELECTRIC POWER TRANSFER SYSTEM - An electric power reception device includes an electric power receiver that receives electric power in a non-contact manner from an electric power transmitter that is provided externally. The electric power receiver includes a first coil that is formed by winding a first coil wire with a pitch. The first coil includes a first portion and a second portion that are adjacent to the first portion with the pitch. The first portion and the second portion are arranged in a direction of arrangement. A cross section of the first coil wire that is perpendicular to a direction of extension of the first coil wire is configured such that a length of a first projection line that is obtained by projecting the cross section from the direction of arrangement onto a first imaginary plane that is perpendicular to the direction of arrangement is larger than a length of a second projection line that is obtained by projecting the cross section from a direction that is perpendicular to the direction of arrangement onto a second imaginary plane that is perpendicular to the first imaginary plane. | 09-04-2014 |
20140285029 | NON-CONTACT ELECTRIC POWER RECEPTION DEVICE, NON-CONTACT ELECTRIC POWER TRANSMISSION DEVICE, AND NON-CONTACT ELECTRIC POWER TRANSMISSION AND RECEPTION SYSTEM - The non-contact electric power reception device includes an electric power reception portion and an electric load device. The electric power reception portion is configured such that best transmission efficiency at a power supply frequency of the power supply portion used for non-contact electric power transmission is achieved when the electric power reception portion is arranged with its position being displaced from a position of the electric power transmission portion. Preferably, the electric power reception portion is configured such that a peak frequency at which transmission efficiency at the time of change in power transmission frequency exhibits a peak and a power supply frequency match with each other when the electric power reception portion is arranged with positions in a horizontal direction of a central axis of the electric power reception portion and a central axis of the electric power transmission portion being displaced from each other. | 09-25-2014 |
20140285030 | WIRELESS POWER RECEPTION APPARATUS, WIRELESS POWER TRANSMISSION APPARATUS, AND WIRELESS POWER TRANSMISSION AND RECEPTION SYSTEM - A power transmission apparatus includes a power transmission unit and a power supply unit. A wireless power reception apparatus includes a power reception unit capable of wirelessly receiving electric power from the power transmission unit, and a control unit performing control for positional alignment between the power reception unit and the power transmission unit and for reception of electric power after the positional alignment. The magnitude of electric power received by the power reception unit from the power transmission unit is used for positional alignment between the power reception unit and the power transmission unit. The control unit sets a parameter of a power transmission and reception path so that a power receivable range that can be received by the power reception unit at any time while positional alignment is done is wider than that when electric power is received after the positional alignment. | 09-25-2014 |
20140292270 | ELECTRIC POWER RECEPTION DEVICE FOR VEHICLE, ELECTRIC POWER TRANSMISSION DEVICE, AND NON-CONTACT ELECTRIC POWER TRANSMISSION/RECEPTION SYSTEM - An electric power reception device for a vehicle is equipped with an electric power reception unit that is configured to be able to receive electric power from an electric power transmission device in a non-contact manner, a communication portion that transmits information on a position or dimension of the electric power reception unit to the electric power transmission device, and a vehicle ECU that controls the communication portion. Preferably, the vehicle ECU transmits pre-stored information to the electric power transmission device with the aid of the communication portion, before allowing a vehicle to be parked at an electric power reception position of the electric power transmission device. The information includes at least one of a size of the electric power reception unit, a size of the vehicle in which the electric power reception unit is mounted, and a mounting position of the electric power reception unit in the vehicle. | 10-02-2014 |
20140300316 | POWER SUPPLY DEVICE AND POWER SUPPLY METHOD - A power supply device which performs power supply from an outside to a vehicle includes: a power source section for performing the power supply to the vehicle; and a control device that performs control of the power source section. The control device obtains information about power reception efficiency of the vehicle as an object of the power supply and determines a power reception efficiency range and a fee that correspond to the obtained information from a plurality of power reception efficiency ranges and plurality of fees that are set corresponding to the plurality of power reception efficiency ranges. The power supply device preferably further includes a power transmission section for receiving the power from the power source section and contactlessly performing power transmission to the vehicle. | 10-09-2014 |
20140305722 | VEHICLE - This vehicle includes a vehicle-mounted component mounted below a rear floor panel and an electric power reception device mounted below the rear floor panel and including an electric power reception portion receiving electric power in a non-contact manner from an electric power transmission device including an externally provided electric power transmission portion, and the vehicle-mounted component is arranged flush with and around the electric power reception device. | 10-16-2014 |
20140320078 | VEHICLE AND POWER TRANSFER SYSTEM - The vehicle includes a floor panel, a power reception device configured to receive power in a non-contact manner from a power transmission device disposed in the external, and a battery connected to the power reception device. The battery is disposed above the floor panel. The power reception device is disposed below the floor panel. The power reception device and the battery are disposed to overlap each other at least partially in planar view. | 10-30-2014 |
20140322570 | VEHICLE - This vehicle incorporates a battery including a battery charged with external electric power, a charging-related device including a charging device used for charging of the battery, and a first coolant device introducing a coolant for cooling the battery and the charging device into the battery and the charging-related device, and the first coolant device is provided to allow switching between a first state in which the coolant is introduced into the battery and a second state in which the coolant is introduced into the charging-related device. | 10-30-2014 |
20140324260 | POWER FEEDING SYSTEM FOR VEHICLE, ELECTRICALLY POWERED VEHICLE AND POWER FEEDING APPARATUS FOR VEHICLE - An IPA-ECU ( | 10-30-2014 |
20140327395 | VEHICULAR POWER RECEPTION DEVICE AND VEHICLE EQUIPPED WITH THE SAME, POWER SUPPLY APPARATUS, AND ELECTRIC POWER TRANSMISSION SYSTEM - A contact charging circuit composed of a charging inlet and a charger receives electric power from an outside power source via a charging cable. A non-contact charging circuit composed of a power reception unit, a rectifier, and a sensor unit receives electric power from an outside power source in a non-contact manner. A first communication device communicates contact charging information about power reception by the contact charging circuit with a third communication device of a power supply apparatus. A second communication device communicates non-contact charging information about power reception by the non-contact charging circuit with a fourth communication device of the power supply apparatus. | 11-06-2014 |
20140333128 | ELECTRIC POWER TRANSMISSION DEVICE, VEHICLE, AND NON-CONTACT ELECTRIC POWER TRANSMISSION AND RECEPTION SYSTEM - An electric power transmission device includes an electric power transmission portion, a first communication portion, and a first control device controlling the electric power transmission portion and the first communication portion. A vehicle includes an electric power reception portion, a second communication portion, and a second control device controlling the electric power reception portion and the second communication portion. The first control device and the second control device determine whether or not to cause the electric power transmission portion to transmit electric power based on an instruction from a user which is provided after the user is notified of a status of electric power reception in the electric power reception portion or an estimated status of electric power reception in the electric power reception portion. | 11-13-2014 |
20140361635 | CONTACTLESS FEED SYSTEM AND SHIELD CASE FOR THE SAME - There is provided a shield case allowing efficient power delivery while ensuring environmental resistant such as strength and waterproof and provided a contactless feed system using the shield case. | 12-11-2014 |
20150015084 | CONTACTLESS POWER TRANSMITTING DEVICE, CONTACTLESS POWER RECEIVING DEVICE, AND CONTACTLESS ELECTRIC POWER TRANSFER SYSTEM - A contactless power transmitting device is capable of contactlessly transmitting power to a power receiving device. The contactless power transmitting device includes a power transmitting unit configured to be capable of contactlessly transmitting power to the power receiving device, and a communication unit configured to send information, which relates to a magnetic flux distribution of the power transmitting unit during power transmission, to the power receiving device. | 01-15-2015 |
20150028687 | POWER TRANSMITTING DEVICE, POWER RECEIVING DEVICE AND POWER TRANSFER SYSTEM - A power transmitting device includes a power transmitting portion that contactlessly transmits electric power to a power receiving portion. The power transmitting portion has a resonance coil ( | 01-29-2015 |
20150061402 | POWER RECEPTION DEVICE, POWER TRANSMISSION DEVICE AND POWER TRANSFER SYSTEM - A coil unit of a power reception device includes a coil through which electric power output from a power transmission device is received in a contactless manner; and a core around which the coil is wound, The core includes a plate-shaped first core, and a plate-shaped second core disposed so as to face the first core at a distance from the first core. The coil is wound around the first core and the second core so as to extend over the first core and the second core. Consequently, the power reception device and the power transmission device each can be reduced in physical size while an electrical device can be less influenced by an electromagnetic field generated during power transfer. | 03-05-2015 |
20150061579 | POWER SUPPLY SIDE EQUIPMENT AND RESONANCE-TYPE NON-CONTACT POWER SUPPLY SYSTEM - Power supply side equipment comprises a high-frequency power supply, a matching box, a primary side resonance coil, an output impedance variable unit, a matching state detection unit, and a control unit. By a magnetic field resonance, the primary side resonance coil transmits power in a non-contact manner to a load through a secondary side resonance coil. At least the matching box, the primary side resonance coil, the secondary side resonance coil, and the load constitute a resonance system having a resonant frequency. The matching state detection unit detects the matching state between the input impedance of the resonance system and the output impedance of the high-frequency power supply at the resonant frequency. The control unit adjusts the output impedance variable unit and the matching box according to the detection result by the matching state detection unit so that the input impedance of the resonance system and the output impedance of the high-frequency power supply match each other. | 03-05-2015 |
20150061583 | VEHICLE - A vehicle includes a power receiving portion that is mounted below a floor panel and that receives electric power in a contactless manner from a power transmitting portion provided outside the vehicle, an electromagnetic shield that prevents an electromagnetic field from passing through, a power receiving portion cover that allows the electromagnetic field to pass through and covers the power receiving portion, and an undercover that allows the electromagnetic field to pass through and covers the power receiving portion cover. | 03-05-2015 |
20150069963 | VEHICULAR POWER RECEPTION DEVICE, POWER SUPPLY APPARATUS, AND ELECTRIC POWER TRANSFER SYSTEM - Contact charging is performed using a charging inlet and a charger, and non-contact charging is performed using a power transmission unit and a power reception unit. An ECU controls charging power by the contact charging and charging power by the non-contact charging such that the sum of the charging power by the contact charging and the charging power by the non-contact charging does not exceed a predetermined limitation. When the sum of electric power receivable by the contact charging and electric power receivable by the non-contact charging exceeds the predetermined limitation, the ECU controls the charging power by the contact charging and the charging power by the non-contact charging to limit one of the contact charging and the non-contact charging which is less efficient. | 03-12-2015 |