Entries |
Document | Title | Date |
20080211303 | INTERFACE CIRCUIT - An interface circuit between a first device capable of being supplied with a first power and a second device capable of being supplied with a second power independent of the first power includes a first reference voltage generation unit configured to generate a first reference voltage from the first power, a second reference voltage generation unit configured to generate a second reference voltage from the second power, and a switching unit configured to switch to input respective different ones of the first and the second reference voltages to the first and the second devices. In this configuration, the memory controller can be separately powered off while electric power is being supplied to the memory which is connected to the memory controller via a bus. | 09-04-2008 |
20080258558 | MULTIPLE GENERATOR LOADCENTER AND METHOD OF DISTRIBUTING POWER FROM MULTIPLE GENERATORS - A loadcenter for supplying power to a critical load is capable of isolating a distribution panel distributing power to the critical load from another distribution panel distributing power to a non-critical load to enable the isolated distribution panels being supplied with power from separate generator power sources in response to power supplied by a utility power source to both distribution panels becoming unacceptable. | 10-23-2008 |
20090072621 | POWER SUPPLY SYSTEM, POWER CABLE DISTRIBUTOR, POWER SUPPLY SUBRACK AND INTEGRATED EQUIPMENT - A power supply system is provided, which includes a power supply subrack (PSS) and a power cable distributor (PCD). The PSS includes one or more power modules and a third connector ( | 03-19-2009 |
20090200866 | CIRCUIT APPARATUS AND FABRICATION METHOD FOR CIRCUIT APPARATUS - Disclosed herein is a circuit apparatus including: plural modules having functions which can be substituted for each other; a function allocation section configured to set a one-on-one corresponding relationship between a plurality of predetermined functions and the plural modules in response to a control signal inputted thereto and allocate the functions coordinated in accordance with the one-on-one relationship individually to the modules; and first power inputting sections configured to input power supplies to be supplied to the modules. The apparatus further includes: second power inputting sections configured to input power supplies each corresponding to at least one of the functions; and a connection section configured to connect at least some of the first power inputting sections and the second power inputting sections so that each of the power supplies inputted by the second power inputting sections is supplied to that one of the modules to which a function corresponding to the power supply is allocated. | 08-13-2009 |
20100026094 | DC POWER SYSTEM - There is provided a system that includes a power feed that distributes a direct current (DC) voltage in a building. The DC voltage is In a range of about 300-600 volts DC. The system also includes a motor, and a motor drive. The motor drive receives the DC voltage via the power feed, and from the DC voltage, derives an output that drives the motor. | 02-04-2010 |
20100109433 | POWER ALLOCATING APPARATUS - A power allocating apparatus has a plurality of power supply modules coupled to a plurality of loads via a plurality of power lines, respectively. The power allocating apparatus includes a first switch element and a control device. The first switch element has a first connecting terminal and a second connecting terminal coupled to an output terminal of a power supply module with a relatively high power conversion rate and an output terminal of a power supply module with a second power conversion rate, respectively, and selectively allocates a power generated by the power supply module with the relatively high power conversion rate to a predetermined number of loadings simultaneously according to on or off states of the first switch element. The control device is coupled to the first switch element to control the first switch element to enter an on state or an off state. | 05-06-2010 |
20100127567 | POWER SAVING GENERAL PURPOSE OUTLET - The invention provides an electrical supply system including an electrical power point ( | 05-27-2010 |
20100148580 | POWER SUPPLY SYSTEM AND ELECTRONIC INSTRUMENT - A power supply system is disclosed, including a first plurality of power supply units configured to supply working voltages from a battery to a second plurality of loads, a large-capacitance capacitor configured to charge electric charges from the battery, a third plurality of switching means for connecting the large-capacitance capacitor to the second plurality of loads selectively, control means for switching the third plurality of switching means corresponding to the load presently driven, and discharge means, in a case where the output voltage of the large-capacitance capacitor is higher than the operating voltage of the second load when the capacitor is switched from a first load to a second load, for discharging the charges stored in the capacitor according to the monitoring result by a voltage monitoring means so that the voltage of the capacitor decreases to the operating voltage. | 06-17-2010 |
20100207449 | Power Sharing with Stackable Switches - Power is automatically allocated among a plurality of network switches, such as a plurality of stackable switches. In one embodiment, one device in the network is designated as a “master” device which controls the power allocation for all of the switches. In another embodiment, a distributed algorithm is used, in which each device uses power allocation decision logic to formulate a mutually agreed-upon power allocation. Power from multiple power-granting devices may be consolidated to provide aggregated power to one or more power-needing devices. | 08-19-2010 |
20100213763 | POWER DEMAND MANAGEMENT METHOD AND SYSTEM - A power demand modification method and system. The method includes detecting and monitoring by a computing system, a frequency signal associated with an input voltage signal used for powering a plurality of power consumption devices at a specified location. The computing system compares the frequency signal to a predetermined frequency value. The computing system determines that the frequency signal comprises a first value that is not equal to the predetermined frequency value. The computing system calculates a difference value between the first value and the predetermined frequency value. The computing system compares the difference value to a second value. The computing system enables a connection to an uninterruptable power supply (UPS) and performs a power demand modification process associated with the UPS. The computing system generates and stores a report associated with the load adjustment modification process. | 08-26-2010 |
20100225166 | Bi-Level Switching With Power Packs - An electrical power pack may include a first power switch and a cycle control to cycle between the first power switch and a second power switch. An electrical power pack may include a first power switch and a delay element to delay an operation of the first power switch. A power pack system may include a first power switch to operate in response to a constant-on control and a second power switch to operate in response to an automatic control. A power pack system may include a first power switch to operate in response to a manual-on control, and a second power switch to operate in response to an automatic-on control. | 09-09-2010 |
20100225167 | POWER MANAGEMENT SYSTEM AND METHOD OF OPERATING THE SAME - A power management system connectable to a primary power source and a secondary power source, and a method of operating the power management system. A transfer switch is electrically connected to the primary and secondary power sources, and a plurality of branch circuits are electrically connected to the transfer switch. The plurality of branch circuits includes a plurality of electrical outlets. The system includes a controller wirelessly coupled to a plurality of portable receptacles, which are coupled between respective electrical outlets and managed devices. The controller manages the receptacles, and consequently the managed devices, during the second power source powering the transfer switch. | 09-09-2010 |
20100225168 | INTEGRATED CIRCUIT DEVICE, ELECTRO OPTICAL DEVICE AND ELECTRONIC APPARATUS - An integrated circuit device includes: a segment driver having a plurality of segment signal output circuits for driving a plurality of segment lines; a common driver having a plurality of common signal output circuits for driving a plurality of common lines; and a power supply circuit that supplies a first power supply at a first voltage level, a second power supply at a second voltage level, a third power supply at a third voltage level and a fourth power supply at a fourth voltage level to the segment driver and the common driver, wherein each of the plurality of segment signal output circuits sets a voltage level of a segment signal to the third voltage level in a first transition period from a period in which the voltage level of the segment signal is set to the first voltage level to a period in which the voltage level of the segment signal is set to the fourth voltage level, and sets the voltage level of the segment signal to the second voltage level in a second transition period from a period in which the voltage level of the segment signal is set to the fourth voltage level to a period in which the voltage level of the segment signal is set to the first voltage level. | 09-09-2010 |
20100295370 | INTERFACE FOR CONNECTING A CONVERTER APPARATUS TO A TWO-POLE LINE - The interface has three inputs, a first output which is connected to a first input, a second output which can be connected to a second input or to the third input. The interface also includes a switching device which is connected to the second input, the third input and the second output, and a control device which is coupled to the third input in such a way that a detection signal can be fed from the third input to the control device. The detection signal is indicative of whether the second input or the third input is connected to the second pole of the two-pole line. | 11-25-2010 |
20110012427 | System And Method Of Controlling A Plurality of Energy Loads and Energy Supplies In A Coordinated Manner - The operation and/or power of a plurality of energy loads and/or energy supplies configured to supply power to the energy loads are managed in a coordinated manner. The coordinated control over the energy loads and/or energy supplies may enable the execution of missions including a one or more objectives by energy loads with an enhanced efficiency, autonomy, and/or effectiveness. Aspects of the planning and/or management of execution of the missions may be automated according to predetermined rules and/or criteria. | 01-20-2011 |
20110049982 | Modular Device - A modular device for use in emergency or everyday applications and having a plurality of modular components that are interchangeable with one another depending on the particular desired use. The modular device generally includes a plurality of interchangeable load modules, wherein each of the load modules has a load connected thereto, wherein the load is different for each load modules, and at least one power module having at least one battery therein, wherein the power module removably separately connects to each of the load modules and wherein the battery(ies) electrically connects to the load for powering the load. The load modules and power modules may be connected in various manners, such as a push-fit, friction, threadably, slidably, or various other manners to allow quick, easy, and reliable connectivity. The load of the load modules may be comprised of lights, external connectors, radios, MP3 players, or various other electrical devices. | 03-03-2011 |
20110068625 | DUAL LINE ACTIVE AUTOMATIC TRANSFER SWITCH - A dual line active automatic transfer switch (ATS) is provided. A first switch structure is connected to a first PSU of the plurality of PSUs, and operable between a first position connecting a first input line of the dual line and a second position connecting a second input line of the dual line with the one PSU. A second switch structure is connected to at least one additional PSU of the plurality of PSUs, and operable between a third position connecting the first input line and a fourth position connecting the second input line with the at least one additional PSU. The first and second switch structures are operable between each of the first, second, third, and fourth positions to alternatively connect each of the plurality of PSUs to one of the first and second input lines and connect, when each of the dual lines is charged, both of the first and second input lines to at least one of the plurality of PSUs. | 03-24-2011 |
20110127832 | POWER SUPPLY ARRANGEMENT FOR INTEGRATED CIRCUIT CORE - A power supply arrangement is for supplying power to a chip core. A dc-dc converter arrangement is used both for a wake-up state of the core in preparation for an active state, and for a shut down charge recycling state in which the core supplies charge to the dc-dc converter. Thus, the dc-dc converter arrangement functions both to control powering on of the core in an efficient manner and the powering down of the core to implement charge recycling. In an active state, the core is supplied with power from the high power supply line | 06-02-2011 |
20110181109 | POWER FLOW MEASUREMENT AND MANAGEMENT - Methods and systems for measuring and/or managing power consumption by power units connected to an electricity distribution network are disclosed. Power flow to and/or from a power unit connected to an electricity distribution network is controlled in accordance with a control sequence, such that the consumption and/or provision of power by the power unit results in a power flow having a predefined flow pattern, and having a characteristic, such as an amplitude, which can be remotely measured. This measurement may be performed using a method in which a signal indicative of power flowing at a measurement node is measured and correlated with a predefined pattern, and a characteristic of the correlated signal is measured. Thus, power flow characteristics resulting from a group of one or more power flow devices can be remotely detected and measured. | 07-28-2011 |
20110221270 | NODE REDUNDANT POWER ARCHITECTURE FOR TWO DOMAINS WITH ELECTRONIC CIRCUIT BREAKERS - According to one embodiment, a circuit for providing redundant power includes a first channel having a first input, a first electronic circuit breaker, and a first output, a second channel having a second input, a second electronic circuit breaker, and a second output, and a first transistor coupled to the first electronic circuit breaker, the first transistor in series with a second transistor coupled to the second channel. The circuit normally operates by providing power to the first and second outputs from the first and second channels, respectively. However, if the first channel fails, the transistors switch on to allow power from the second channel to feed the first output in the first channel in addition to feeding power to the second output, and vice versa. Other embodiments and methods for providing redundant power are described as well. | 09-15-2011 |
20110273013 | Power supply arrangement with a first voltage supply device and a second voltage supply device - The invention relates to a current supply arrangement for, e.g., producing polysilicon with the Siemens process, with a first current supply device and a second power supply device, including two AC current regulators and a voltage sequence controller for controlling the AC current regulators, with a terminal group having two terminals for connecting a load. A terminals is connected directly, i.e., without an interconnected switch, with an output terminal of the second current supply device, and with a first switching means group associated with the terminal group, with switching means for connecting and disconnecting the terminals of the terminal group with or from output terminals of the first current supply device. The current supply arrangement also includes an additional current supply device having two AC current regulators and a voltage sequence controller for controlling the AC current regulators, additional terminal groups comprising two terminals for connecting one load. | 11-10-2011 |
20110278922 | Bi-Level Switching With Power Packs - An electrical power pack may include a first power switch and a cycle control to cycle between the first power switch and a second power switch. An electrical power pack may include a first power switch and a delay element to delay an operation of the first power switch. A power pack system may include a first power switch to operate in response to a constant-on control and a second power switch to operate in response to an automatic control. A power pack system may include a first power switch to operate in response to a manual-on control, and a second power switch to operate in response to an automatic-on control. | 11-17-2011 |
20110316338 | Hierarchical Power Smoothing - Power is provided to one or more devices in a system that includes a hierarchical power smoothing environment having multiple tiers. In response to a peak in power usage by the one or more devices, power is provided from a first power smoothing component in a first tier of the multiple tiers. Additionally, power is provided to the one or more devices from power smoothing components in each of other tiers of the multiple tiers if the power smoothing component in a next lower tier of the multiple tiers is unable to provide sufficient power for the peak in power usage. If the power smoothing components in the multiple tiers are unable to provide sufficient power for the peak in power usage, then performance of at least one of the one or more devices is reduced in response to the peak in power usage. | 12-29-2011 |
20120091802 | Arrangement For And Method Of Dynamically Managing Electrical Power Between An Electrical Power Source And An Electrical Load - Electrical power is dynamically managed among one or more power sources and one or more loads. A plurality of monitor nodes is connected to an input terminal connected to each source, and to an output terminal connected to each load. A plurality of electrical power storage cells is connected among the input and output terminals, each cell being capable of storing power from at least one of the sources and being capable of discharging stored power to at least one of the loads. A plurality of controllable switches is connected to the cells. A programmed controller dynamically monitors operating conditions at the monitor nodes during operation of each source and each load, and selectively dynamically controls the switches to interconnect the cells in different circuit topologies in response to the monitored operating conditions. | 04-19-2012 |
20120098338 | SHARING REDUNDANT POWER SUPPLY MODULES AMONG PHYSICAL SYSTEMS - A system may include a switchover element configurable to source or sink power from or to an electronic device electrically coupled to the switchover element and a controller in communication with the switchover element. The controller may be configured to determine if the electronic device is healthy. When the electronic device is healthy, the controller may configure the switchover element to deliver power from the electronic device to the system and configure the switchover element to provide the power to any unhealthy electronic device electrically coupled to the system. | 04-26-2012 |
20120104848 | AUTOMATIC TRANSFER SWITCH RESPONSIVE TO SERIAL COMMUNICATION MESSAGE AND POWER SYSTEM INCLUDING THE SAME - A power system includes a first power source, a second power source, an automatic transfer switch, and a number of loads powered by an output of the automatic transfer switch. The automatic transfer switch includes a first input structured to receive power from the first power source, a second input structured to receive power from the second power source, the output, a transfer mechanism structured to electrically connect only one of the first input and the second input to the output, and a receiver structured to receive a serial communication message and cause the transfer mechanism to electrically connect only the second input to the output. | 05-03-2012 |
20120112541 | HIGH-CONCENTRATION PHOTOVOLTAIC GENERATING MODULE - A structural module ( | 05-10-2012 |
20120133205 | Programmed Control of a Handheld Battery Operated Device - A heat sink for a handheld device is formed as a one piece chassis for supporting heat-producing circuits inside the device while having heat radiating surfaces outside the device. In another embodiment a battery pack control circuit under microprocessor control allows battery packs having different battery chemistries and characteristics to be interchanged in the same device without switches or adapters. Control of operating modes of the device despite changes in the battery pack including battery chemistry, state of charge, available voltage, or desired operating mode are automatic. The microprocessor measures the battery pack characteristics, using look up tables in a suitable program to adjust the circuit operating modes. The microprocessor also responds to sequential switch contact closures in setting operating modes. | 05-31-2012 |
20120187761 | POWER DISTRIBUTION SYSTEM - A power distribution system includes a direct current (DC) power source and an appliance selection unit for selecting one or more appliances that can be operated with an available power of the DC power source. The power distribution system further includes a display unit for displaying results of selection by the appliance selection unit. | 07-26-2012 |
20120228936 | INTELLIGENT POWER MANAGEMENT OF AN INTERMEDIATE NETWORK DEVICE SWITCHING CIRCUITRY AND POE DELIVERY - Embodiments of the invention include a management agent which has access to power output control circuitry of a digital electronic communication switch, a power meter, a load sharing means, and the ability to manage the power of switching circuits in the switch. The power meter enables the management agent to identify the power consumed by the switching circuits that are enabled and operational. This information, coupled with (1) knowledge of the power allocated to each port via PoE, and (2) policy information (which specifies power allocation preferences) is used in a two-pass power management method. | 09-13-2012 |
20120235482 | POWER SYSTEM UTILIZING BATTERY CYCLING AND RECHARGING - A power system includes a plurality of batteries, or other power sources or storage element, selectively connectable to an inverter to provide an AC voltage to a distribution panel. The system includes recharging circuitry to allow the batteries, or other power sources to be constantly recharged prior to full discharge. | 09-20-2012 |
20120235483 | BATTERY POWER SOURCE CONTROL AND CURRENT DETECTION SYSTEMS AND METHODS - Provided battery systems include a plurality of battery electronic control units, each associated with a battery pack of a plurality of battery packs. Each battery electronic control unit is adapted to acquire analog current measurements of the associated battery pack and to convert the acquired analog current measurements to a digital value such that the plurality of battery electronic control units produce a plurality of digital values. The system may sum the digital values, or may process pulse-width modulated signals, analog signals and so forth. A battery system electronic control unit is adapted to receive and monitor the plurality of digital values and to determine a total battery system current value based on the received plurality of digital values. | 09-20-2012 |
20120242146 | Power Management Device - A power management device includes a plurality of power reception terminals for connecting a plurality of power adapters to receive power outputted by the plurality of power reception terminals, a plurality of power output terminals for connecting to a plurality of electronic devices, and a distribution module electrically connected to the plurality of power reception terminals and the plurality of power output terminals, for controlling power supplying between the plurality of power reception terminals and the plurality of power output terminals according to power providing statuses of the plurality of power adapters corresponding to the plurality of power reception terminals. | 09-27-2012 |
20120242147 | DC POWER DISTRIBUTION SYSTEM - A DC power distribution system for supplying a DC power into a building, includes one or more power feeding devices which supply a DC power, a power feeding line for supplying the DC power supplied from the power feeding devices to various sites in the building and sockets located at the various sites and connected to the power feeding line. The DC power distribution system further includes a portable power feeding device which supplies a generated or stored DC power thereof to the power feeding line via a plug which is removably connected to one of the sockets. | 09-27-2012 |
20130015705 | CONTACTLESS POWER SUPPLY SYSTEMAANM Abe; HideakiAACI OsakaAACO JPAAGP Abe; Hideaki Osaka JP - A contactless power supply system includes a device and a power supply apparatus that supplies power contactlessly to the device. The power supply apparatus includes a plurality of primary coils provided in a planar or linear manner, a plurality of power supply modules respectively corresponding to the plurality of primary coils, each of the power supply modules configured to receive an excitation request signal for requesting excitation of the primary coil and excite the primary coil based on the excitation request signal, and a system control section configured to integratedly control the plurality of power supply modules. The device includes a secondary coil and a transmitter circuit that sends the excitation request signal to the power supply apparatus. When the device is mounted on the power supply apparatus, the contactless power supply system excites primary coils corresponding to one or more power supply modules, generates secondary power in the secondary coil of the device by electromagnetic induction, and supplies the secondary power to a load of the device. When the excitation request signal from the device mounted on the power supply apparatus is received at the one or more power supply modules, the system control section sends an enable signal for exciting the primary coils to the one or more power supply modules that received the excitation request signal | 01-17-2013 |
20130062944 | UTILITY DISTRIBUTION CONTROL SYSTEM - A utility distribution control system and method for performing distribution control of energy within a utility service network including an energy distribution network in communication with a plurality of energy resources. The energy distribution network includes a plurality of energy storage and generation devices which receive energy from at least one of the energy resources of the plurality of resources and distribute energy, and a controller which controls the plurality of energy storage and generation devices, to distribute energy. | 03-14-2013 |
20130099566 | DISCONNECT SWITCH FOR DISTRIBUTED ENERGY SYSTEM - A switching assembly includes a first terminal and a second terminal, a first switch connected to the first terminal, and a second switch connected to the second terminal. The switching assembly further includes a rectifier bridge connected between the first switch and the second switch, and a third switch connected between the first terminal and the second terminal. The switching assembly also includes a control unit that selectively opens and closes the first switch, the second switch and the third switch, and selectively turns on and off the rectifier bridge. | 04-25-2013 |
20130099567 | DISTRIBUTED ENERGY SYSTEM DISCONNECT SWITCH WITH MECHANICAL ISOLATION - A switching assembly includes a first terminal and a second terminal, and a contactor connected to the first terminal, where the contactor includes a relay switch and a coil. The switching assembly further includes a first switch connected to the second terminal, and a a rectifier bridge connected in series between the contactor and the first switch. The switching assembly also includes a control unit configured to selectively apply a control signal to the coil to cause the relay switch to open or close based on a voltage measured at the first terminal or based on a voltage drop measured across the rectifier bridge. | 04-25-2013 |
20130106183 | ELECTRONIC SYSTEMS AND POWER MANAGEMENT METHODS THEREOF | 05-02-2013 |
20130106184 | HVDC SWITCHYARD AND AN HVDC SWITCHYARD SYSTEM | 05-02-2013 |
20130147272 | Energy Systems And Energy Supply Methods - Energy systems and energy supply methods are described. In one aspect, an energy system includes a bus system configured to conduct electrical energy, a plurality of input adapters electrically coupled with the bus system and configured to electrically couple with a plurality of respective source entities which are individually configured to provide electrical energy, a plurality of output adapters electrically coupled with the bus system and configured to electrically couple with a plurality of respective consuming entities which are individually configured to consume electrical energy, and control circuitry configured to control individual ones of the input adapters to provide electrical energy from respective ones of the source entities to the bus system and to control individual ones of the output adapters to provide electrical energy from the bus system to respective ones of the consuming entities. | 06-13-2013 |
20130154370 | POWER MANAGEMENT SYSTEM THAT INCLUDES A GENERATOR CONTROLLER WHICH SELECTIVELY ACTIVATES A TRANSFER SWITCH - A power management system may include a generator controller. The generator controller may (i) operate the generator; and (ii) prohibit a transfer switch from supplying first or second power to an output of the transfer switch. In some systems, the first power may be primary power (e.g., from a primary power source such as a utility) while the second power is secondary power (e.g., from a secondary power source such as a generator). In other systems, the second power may be primary power while the first power is secondary power, or both the first and second power may be secondary power. | 06-20-2013 |
20130193756 | POWER SUPPLY DEVICE, ELECTRONIC DEVICE, CONTROL METHOD, AND RECORDING MEDIUM - A power supply device includes a power supply unit that wirelessly supplies power, a communication unit that communicates with an electronic device, and a control unit that controls the communication unit to transmit a predetermined data to the electronic device based on whether or not the electronic device is connected to an external device supplying power to the electronic device. | 08-01-2013 |
20130221747 | Subscriber Line Power Distribution System - A system and a method for distributing power to telecommunication subscriber lines is disclosed. It is important that the power dissipation in the subscriber line interface circuits, SLICs is reduced. Power dissipation occurs when the subscriber lines are fed with a voltage level that is higher than necessary. It is also important that the implementation allows for flexibility when configuring the subscriber lines. These problem have been solved by using a power distribution system comprising at least three power supply units with different power supply voltages, a control unit and a switching unit connected between the SLICs and the power supply units. The control unit is adapted to determine the loop voltages of the subscriber lines and to connect the corresponding SLIC to the power supply unit giving the least power dissipation, | 08-29-2013 |
20130257153 | POWER DISTRIBUTION SYSTEM AND METHOD OF DISTRIBUTING POWER - A power distribution system includes a plurality of power sources for generating power. Also included is at least one power routing element in operable communication with each of the plurality of power sources, the at least one power routing element being configured to selectively receive power from the plurality of power sources. Further included is at least one load in operable communication with the at least one power routing element, wherein the at least one power routing element controllably determines which of the plurality of power sources to selectively receive power from. | 10-03-2013 |
20130278057 | POS TERMINAL - According to an embodiment, a POS terminal comprises a battery unit and a control unit. The battery unit configured to accommodate a plurality of batteries. The control unit configured to be accommodated in the battery unit, acquire the charge storage voltage of each battery and determine the battery to be charged according to the acquired charge storage voltages. | 10-24-2013 |
20130328399 | METHOD FOR REDUCING THE NUMBER OF POWER TERMINAL CONNECTORS - A method for reducing the number of connectors for connecting a tablet unit and a base unit is disclosed. The tablet unit includes a system device and a first connector connected to a power line for supplying power from the base unit. The base unit includes a second connector configured to be connected to the first connector when the base unit is combined with the tablet unit. The tablet unit also includes a battery unit capable of supplying power to the system device through the power line. An external power-supply circuit is also capable of supplying power to the system device from an AC/DC adapter through the power line. Since power can be supplied from the battery unit or the AC/DC adapter to the tablet unit through the power line alone, the number of connector terminals can be reduced. | 12-12-2013 |
20130334883 | BATTERY CHARGING METHOD AND ELECTRONIC DEVICE - A method comprises providing power from a battery to an external device using a first circuit; and receiving power from a first power source to provide power to the battery using a second circuit while providing power to the external device. | 12-19-2013 |
20130342013 | MOTOR CONTROL DEVICE THAT DECREASES POWER CONSUMED BY CONTROL POWER SOURCE WHEN POWER FAILS - A motor control device has a current value sampling unit configured to sample a current value of a motor, a PWM signal generation unit configured to generate a PWM signal to drive the motor, based on the sampled current value of the motor, and a power supply stop unit configured to stop supply of power from a control power supply to a peripheral depending on power stored in a DC link part and power to which the control power source can supply when an alternating-current power source fails. | 12-26-2013 |
20140008979 | Autonomous Power System with Variable Sources and Loads and Associated Methods - A number of load units are connected to receive power from a number of power supply units. A potential load bus is connected to have a voltage level representative of both a total potential power requirement of the number of load units and a total potential power supply capability of the number of power supply units. A first control circuit enables operation of the number of load units when the voltage level on the potential load bus indicates that a sufficient supply of power is available. An actual load bus is connected to have a voltage level representative of both an actual total power consumption of the number of load units and an actual total power supply available from of the number of power supply units. A second control circuit signals an impending loss of sufficient power supply based on the monitored voltage level on the actual load bus. | 01-09-2014 |
20140008980 | POWER STORAGE DEVICE AND METHOD FOR OPERATING POWER STORAGE DEVICE - A sodium-sulfur battery belongs to each of a plurality of operation units. A first power consuming body and a second power consuming body are electrically connected to the grid. The first power consuming body belongs to each of the plurality of operation units, and the second power consuming body does not belong to the operation unit. One of the first power consuming body and the second power consuming body may be omitted. Rank is given to each of the plurality of operation units. The ranks become higher as the remaining capacity of the sodium-sulfur batteries belonging to the operation unit becomes greater. When the stand-alone operation is started, one operation unit of the highest rank is selected, and the sodium-sulfur battery belonging to the operated operation unit is paralleled in to the grid. | 01-09-2014 |
20140035367 | SYSTEM INCLUDING FIRST AND SECOND APPARATUSES SUPPLYING ELECTRIC POWER TO EACH OTHER - A system including: first and second apparatuses that supply electric power to each other; the first and second apparatuses including first and second converters configured to convert externally supplied power to first and second direct current powers; a predicted value calculator configured to calculate first, second, and third predicted values of needed electric power in first, second, and third power source conditions based on a first conversion efficiency of the first converter and a second conversion efficiency of the second converter; and a controller configured to switch an electric power condition corresponding to a smallest predicted value of the first, second, and third predicted values. | 02-06-2014 |
20140077596 | POWER ELECTRONICS DEVICE, COOPERATIVE CONTROL METHOD, COOPERATIVE CONTROL SYSTEM AND COMPUTER READABLE MEDIUM - There is provided a power electronics device including: a first connection unit, a second connection unit, a power conversion unit and a control unit. The first connection unit and the second connection unit are connected to a first power line and a second power line of plural power lines. The power conversion unit converts power from one of the first and second connection units outputs converted power from the other of the first and second connection units. The control unit selects a master device from power electronics devices connected to a third power line that is one of the power lines including the first power line and the second power line, based on power conversion characteristic information of the power electronics devices. The master device controls other power electronics devices except the master device out of the power electronics devices, regarding output of power to the third power line. | 03-20-2014 |
20140097684 | Multimode Distribution Systems and Methods for Providing Power From Power Sources to Power Consuming Devices - Multimode distribution systems and methods are described. A multimode distribution system includes a first source interface for coupling to a first power source, a second source interface for coupling to a second power source, and a first selection device to be coupled via a first connection matrix and the first source interface with the first power source to provide main power to one or more power consumption devices. The multimode distribution system includes a second selection device to be coupled via a second connection matrix and the first source interface with the first power source to provide main power to one or more additional power consumption devices. The second selection device is to be coupled via the second connection matrix and the second source interface with the second power source to provide alternative power to the additional power consumption devices. | 04-10-2014 |
20140103716 | METHOD AND DEVICE FOR TRANSPORTING, DISTRIBUTING AND MANAGING ELECTRICAL ENERGY BY REMOTE LONGITUDINAL COUPLING IN NEAR FIELD BETWEEN ELECTRIC DIPOLES - The apparatus according to the invention is composed of one or plural generator devices connected to an energy source and of one or plural loads (which may be mobile). Each load is powered by the intermediary of a limited spatial zone where an electric field that is intense and rapidly varying is present, and this is achieved without wires or electrical contact or use of an earth connection. The intense field is created locally between certain sub-electrodes located on the surface of the generator and an electrode or several sub-electrodes on the load side and located opposite. The active sub-electrodes on the generator side are selected by switches, for example magnetic switches activated by a permanent magnet located at the load. On the load side, a passive electrode is used which can be considered as mainly coupled to the surrounding dielectric medium. The invention targets, in particular, the tele-supply of energy to low and medium power fixed or mobile electric devices. | 04-17-2014 |
20140111009 | ENERGY-SAVING CIRCUIT FOR A NETWORK-POWERED DEVICE, NETWORK ARRANGEMENT AND ENERGY-SAVING METHOD - An energy-saving circuit for a network-powered device (PD) having a converter circuit that produces an operating voltage (V | 04-24-2014 |
20140117758 | SYSTEM AND METHOD FOR MANAGING ENERGY CONSUMPTION - A control unit with data analyzer is connected to database and configured to receive user inputs such as time driven mode, supply driven mode and automatic mode and operate the system with respect to the selected mode, tariff opted and user input commands, and signals the storage unit to get charged from the input source or to supply power to all the lines or to the selected lines from storage unit. The control unit during the time when energy prices are less, signals to charge the storage unit and supplies power to all appliances through the input source and during the time when energy prices are more, signals to shut off the non critical loads and utilize the charged power from storage unit to selected lines. | 05-01-2014 |
20140132070 | RACK AND POWER CONTROL METHOD THEREOF - A power control method for a rack having a plurality of nodes is used for turning on a plurality of main power supplies and standby power supplies in pairs according to an actual number of power supply needed to be turned on. A total power consumption value for the nodes is calculated according to power information of the nodes. A number of power supply needed to be turned on is calculated according to the total power consumption value and a maximum power value for one power supply to obtain the actual number and is smaller than the actual number. When the main power supplies supply operating voltages to the nodes, the standby power supplies do not supply the operating voltages to the nodes. An input source received by the main power supplies is different from that received by the standby power supplies. | 05-15-2014 |
20140175879 | CIRCUIT DEVICE FOR POWER COMPENSATION IN INTEGRATED CONTROLLER - A circuit device for power compensation in an integrated controller configured by integrating two or more different electronic control modules, which enable any one of the electronic control modules to receive power supplied from another electronic control module even though an abnormal operation occurs in the electronic control module. That is, the circuit device provides for power compensation in an integrated controller configured by integrating two or more different electronic control modules respectively having independent power circuits, which enable any one of the electronic control modules to immediately receive power supplied from another electronic control module even though an abnormal operation occurs in the electronic control module, thereby easily preventing the abnormal operation of the integrated controller. | 06-26-2014 |
20140175880 | ENERGY HARVESTING APPARATUS AND ENERGY HARVESTING SYSTEM - An energy harvesting apparatus includes: a capacitor configured to store energy generated by an energy harvesting element; and a switch connected to the capacitor and configured to switch energy supply from the capacitor to a load based on a capacitor voltage with which the capacitor is charged. An energy harvesting system includes: energy harvesting elements; energy harvesting apparatuses which are provided to respectively correspond to the energy harvesting elements; and a load as an energy supply destination connected to the energy harvesting apparatuses. | 06-26-2014 |
20140175881 | MOBILE MICRO-GRID POWER SYSTEM CONTROLLER AND METHOD - Methods and control apparatus are presented for controlling supply of electrical power to a micro-grid power system, in which a master controller automatically rebalances the micro-grid by activating and deactivating individual power supplies to preferentially activate non-fuel consuming power supplies and deactivate fuel consuming power supplies so as to minimize fuel consumption for the micro-grid power system. | 06-26-2014 |
20140197686 | BATTERY SYSTEM - A battery system includes a power supply device which supplies power, a battery device in which a plurality of substantially identical battery units are connected in parallel, and a control device including a storage unit which stores information about a reference power value corresponding to predetermined conversion efficiency of the power conversion unit, an acquisition unit which acquires information about a supply power amount of the power supplied by the power supply device, and a selection unit which determines the number of battery units capable of distributing the supply power amount at a power amount greater than or equal to the reference power value and selects the battery units to which the power is supplied from the power supply device among the plurality of battery units, wherein the selected battery units are equal in number to the determined number. | 07-17-2014 |
20140217821 | MATRIX-BASED POWER DISTRIBUTION ARCHITECTURE - A power management and distribution (PMAD) system includes first and second power supplies, first and second loads and a matrix of solid state power controllers (SSPCs) connected between the first and second power supplies and the first and second loads. The matrix is configured to selectively supply each of the first and second loads with a plurality of different power levels based on on/off states of the SSPCs of the matrix. | 08-07-2014 |
20140265572 | LOW NOISE POWER SOURCES FOR PORTABLE ELECTRONIC SYSTEMS - Power supplies for electronic devices (e.g., portable ultrasound devices) are disclosed herein. In one embodiment, a stack of batteries and one or more switches between the batteries can change a voltage provided to a terminal that is connectable to a load. A charge pump comprising a number of capacitors are connected by switches. In one configuration, the switches are set so that each capacitor is charged from a common voltage source. In another mode, the switches are connected such that capacitors can be connected in series to provide a multiple of the charging voltage to the load. | 09-18-2014 |
20140285010 | SYSTEM AND METHOD FOR INTEGRATING AND MANAGING DEMAND/RESPONSE BETWEEN ALTERNATIVE ENERGY SOURCES, GRID POWER, AND LOADS - A system, method, and apparatus for local demand response between alternative-energy power-generators, traditional controlled-energy power-generators, and power-consuming loads coupled to a DC bus are disclosed. As a DC bus operating voltage fluctuates between a minimum bus operating voltage to a maximum bus operating voltage, it triggers different power-generators and different power-consumers each having staggered control voltage ranges that enable them to come on-line or go off-line, depending on the bus operating voltage, thereby providing distributed, autonomous and self-regulating demand response performance. Loads vary from opportunistic loads at high alternative-energy generation scenarios, to necessary loads powered by backup or traditional power-generators for low alternative-energy generation scenarios. Safety limits are provided with voltage limits and foldback limits. | 09-25-2014 |
20140285011 | DETECTOR ARRANGEMENT IN AN ELECTRIC ARRANGEMENT WITH STAND BY SHUT DOWN - A detector arrangement included in an electric circuit arrangement which includes a stand by shut down and which comprises a first power supply ( | 09-25-2014 |
20140292082 | POWER MANAGER - An improved power manager includes a power bus ( | 10-02-2014 |
20140312690 | SYSTEM AND METHOD FOR SEQUENTIALLY DISTRIBUTING POWER AMONG ONE OR MORE MODULES - A programmable power distributing sequencer including a plurality of internal regulators, an internal memory adapted to store a user programmable script including instructions for sequentially enabling and disabling the regulators, and a controller adapted to enable and disable the regulators based on the script. The controller may receive the user programmable script from a programming source, such as an applications processor, an external memory, or external programming device. Before using the user programmable script, the controller may execute a default script stored in the internal memory to initially power up the programming source. The sequencer may further include an external port for similarly controlling one or more external regulators. The port may also be used to connect multiple sequencers together, such as in a cascaded, hierarchical, and/or redundant manner. Additionally, the sequencer may include a fault detection module for detecting faulty operating regulators. | 10-23-2014 |
20140312691 | SMART POWER STRIP WITH AUTOMATIC DEVICE CONNECTION DETECTION - A multi-port power switch device may intelligently detect whether a portable electronic device is connected to one of the output ports provided. The output ports can automatically be switched on and off as needed depending on whether they are connected to a portable electronic device. | 10-23-2014 |
20140346873 | ENHANCED BATTERY SYSTEM AND METHOD - Various systems and methods for managing a plurality of battery modules are disclosed herein. In one embodiment, a system may include two or more battery modules with each battery module having a state of charge. The system may include at least one battery management system for monitoring the state of charge of each of the battery modules. The system may include a communications network in communication with the at least one battery management system whereby the at least one battery management system provides data regarding the state of charge for each battery module using the communication network. | 11-27-2014 |
20140375126 | ELECTRIC POWER RETAIL MANAGEMENT APPARATUS AND ELECTRIC POWER RETAIL MANAGEMENT METHOD - An electric power retail management apparatus according to an embodiment includes a power generation source selection unit. The power generation source selection unit selects, as a power generation source for supplying electric power corresponding to an amount of electric power supplied to each of electric power consumers, one or more power generation sources of which one or more types are selected by each of the electric power consumers from among a plurality of power generation sources for each electric power consumer on the basis of an amount of electric power supplied from the power generation sources. | 12-25-2014 |
20150028671 | METHOD FOR MANAGING THE LOAD PROFILE OF A LOW OR MEDIUM VOLTAGE ELECTRIC NETWORK AND A CONTROL SYSTEM THEREOF - The invention relates to a method for managing the load profile of a low or medium voltage electric network that is supplied by at least an electric power source. | 01-29-2015 |
20150042163 | METHOD OF DYNAMICALLY MANAGING ELECTRICAL POWER BETWEEN AN ELECTRICAL POWER SOURCE AND AN ELECTRICAL LOAD - Electrical power is dynamically managed among one or more power sources and one or more loads. A plurality of monitor nodes is connected to an input terminal connected to each source, and to an output terminal connected to each load. A plurality of electrical power storage cells is connected among the input and output terminals, each cell being capable of storing power from at least one of the sources and being capable of discharging stored power to at least one of the loads. A plurality of controllable switches is connected to the cells. A programmed controller dynamically monitors operating conditions at the monitor nodes during operation of each source and each load, and selectively dynamically controls the switches to interconnect the cells in different circuit topologies in response to the monitored operating conditions. | 02-12-2015 |
20150076904 | PLUG-IN POWER CONTACTOR AND SYSTEM INCLUDING THE SAME - A power contactor that includes a number of inputs for a number of power sources, a number of outputs for a number of loads, a number of separable contacts for each pair of the number of inputs and the number of outputs, and an electromagnetic coil. The power contactor also includes a control circuit structured to control the electromagnetic coil to cause the number of separable contacts to open or close, and a plurality of plug-in pins. Each of the plug-in pins is for a corresponding one of the number of inputs and the number of outputs, and is structured to plug into a backplane socket. The power contactor also includes an electrically insulating housing electrically insulating each of the plug-in pins from the other the plug-in pins. | 03-19-2015 |
20150084420 | AUTOMATIC TRANSFER SWITCH FOR THREE-PHASE APPLICATIONS - A three phase to single phase automatic transfer switch for providing power to at least one single phase power load from one of a primary and a secondary source of three phase power. The automatic transfer switch includes three pairs of switches, wherein each pair of switches is connectable to the primary and the secondary sources of three phase power, wherein each switch operates in unison with the other switch within its pair, wherein each pair of switches is connectable to a different one of the at least one single phase power load, and wherein each pair of switches is operable independently of the other pairs of switches. The three phase to single phase automatic transfer switch also includes one or more controller in communication with each of the pairs of switches, the controller configured so that, when power from the primary source of three phase power is lost or degraded, the controller connects each pair of switches independently of each of the other pairs of switches from the primary to the secondary source of three phase power. | 03-26-2015 |
20150123476 | APPARATUS AND METHOD IN CONNECTION WITH CRANE SHEAVE - An apparatus for collecting energy in connection with a sheave system in a hoisting apparatus provided with a sheave system. The apparatus includes at least one generator including a rotor and at least one stator. The rotor is connected rigidly to a sheave of the sheave system, and the at least one stator is connected rigidly to the sheave system such that when the load of the hoisting apparatus is rising or lowering, said at least one sheave rotates, whereby the rotor rotates simultaneously but the stator does not rotate, whereby electric energy is induced in the stator. The apparatus further includes electric energy storage, a device for modifying induced electric energy and storing it in energy storage; and a device for supplying energy from the energy storage to at least one consumption device. The consumption device may be, for example, a working lamp, sensor, measuring device, communications device, signal device, charging plug or a combination of these mounted in connection with the sheave system. | 05-07-2015 |
20150294815 | Lighted Switch - The invention is directed to a switch comprising an LED for indicating when a connected electrical device is activated or not. In certain examples, the electrical device is a water pump. In certain examples, the invention is drawn to a circuit comprising a switch, a logic circuit, an electrical device, and an LED subcircuit, whereby the electrical device is turned ion by closing the switch, and whereby the LED functions as an indicator light remaining on while the electrical device remains on, and turning off when the electrical device is turned off. | 10-15-2015 |
20150303912 | SWITCHABLE DECOUPLING CAPACITORS - Aspects of an integrated circuit are disclosed. The integrated circuit includes a first circuit configured to be powered by a first voltage source, a second circuit configured to be powered by a second voltage source, a decoupling capacitor, and a controller configured to switch the decoupling capacitor between the first and second voltage source. | 10-22-2015 |
20150311715 | SYSTEM AND METHOD FOR PLANNING OF DEMAND FOR POWER ON AN ELECTRICAL POWER NETWORK - A system and method for calculating energy to be preceded or delayed through a deactivation of appliance on a power network to reduce a highest threshold of power production required to meet power demand. Predictions of power demand by appliances and the possibility of preceding or delaying such demand away from a time of high power usage allow power use to be shifted away from periods of peak production. Further, such predictions allow more complete use of power once a power generator has been activated. | 10-29-2015 |
20150336522 | Power Management and Environmental Control System for Vehicles - A power management system with DC/AC converter for providing power to electrical heating, ventilating and air-conditioning system, having a first electrical power interface (EPI) and a second EPI. Optional DC/DC converter having a third EPI and a fourth EPI, the third EPI being electrically coupled to the second EPI. A switching arrangement of the system has a common connection, the common connection being configured to be coupled to an electromagnetic machine, a first connection selectively electrically coupled to the common electrical connection, the first electrical connection further being electrically coupled to the second EPI and the third EPI, and a second electrical connection selectively electrically coupled to the common electrical connection, the second electrical connection further being electrically coupled to the fourth EPI. The first EPI, the second EPI, the third EPI, the fourth EPI and the common electrical connection are configurable as electrical power inputs and outputs. | 11-26-2015 |
20150372486 | Multimode Distribution Systems and Methods for Providing Power From Power Sources to Power Consuming Devices - Multimode distribution systems and methods are described. A multimode distribution system includes a first source interface for coupling to a first power source, a second source interface for coupling to a second power source, and a first selection device to be coupled via a first connection matrix and the first source interface with the first power source to provide main power to one or more power consumption devices. The multimode distribution system includes a second selection device to be coupled via a second connection matrix and the first source interface with the first power source to provide main power to one or more additional power consumption devices. The second selection device is to be coupled via the second connection matrix and the second source interface with the second power source to provide alternative power to the additional power consumption devices. | 12-24-2015 |
20150380932 | POWER LOCK - A power control system is provided, including a power control module having a controller configured to change to and from a first state operable to enable an electrical connection between a power source and a power receptacle sufficient to operate a load, and a second state operable to limit the voltage to the power receptacle to a power level greater than zero volts but insufficient voltage to operate the load; a receiver; and a processor, the processor configured to move the switch in response to a code received by the receiver from a transmitter associated with the load. | 12-31-2015 |
20160013654 | DYNAMIC POWER SUPPLY SELECTION BASED ON SYSTEM REQUIREMENTS | 01-14-2016 |
20160036323 | THREE PORT DC-DC CONVERTER - A three port DC-DC converter connectable to multiple energy sources and loads to allocate power therebetween is disclosed. The three port DC-DC converter includes an arrangement of switching devices consisting of a first switching device, a second switching device, and a third switching device. The three port DC-DC converter also includes a pair of input channels that provide current to the arrangement of switching devices, with the pair of input channels connected to and receiving or sending power from or to a plurality of energy sources or loads. The three port DC-DC converter further includes an output channel that outputs a controlled power from or to the three port DC-DC converter. The first switching device, the second switching device, and the third switching device are selectively controllable to provide a controlled power to the output channel from the plurality of energy sources or loads connected to the input channels. | 02-04-2016 |
20160043596 | POWER DISTRIBUTION CONTROL APPARATUS, ELECTRICITY STORAGE SYSTEM, AND POWER DISTRIBUTION CONTROL METHOD - A power distribution control apparatus includes a power source switcher that switches a power source for supplying electric power to a plurality of load groups between a commercial power source and a battery, control circuitry that controls the power source switcher and a plurality of switches provided in power supply paths between the power source switcher and each of the load groups, and a memory that stores positions of the plurality of switches in the order of priority. When the power source switcher switches to the commercial power source and a power saving time zone in which commercial power consumption is to be reduced is reached, the control circuitry controls the switches to be in a non-conducting state, switches the power source from the commercial power source to the battery using the power source switcher, and sequentially controls the switches in a conducting state in the order of priority. | 02-11-2016 |
20160094029 | POWER PACKET GENERATION DEVICE, POWER ROUTER, AND POWER NETWORK - A mixer (power packet generation device) | 03-31-2016 |
20160149414 | SOLAR SYNCHRONIZED LOADS FOR PHOTOVOLTAIC SYSTEMS - An electrical power supply arrangement includes a solar power device that converts sunlight into DC electrical power. A DC load runs on the DC current electrical power. The DC load may be controlled or adjusted to consume a maximum amount of the electrical output of the solar power device. A DC-to-AC converter converts the DC electrical power into AC electrical power. A controller enables the DC-to-AC converter to receive a portion of the DC current electrical power from the solar power device only if all of the DC current electrical power cannot be consumed by the DC load. | 05-26-2016 |
20160164297 | ELECTRICITY DISTRIBUTION CIRCUIT WITH SWITCHES SUPPLYING LOADS BY MEANS OF A SELECTABLE NUMBER OF SOURCES - A circuit, an installation that uses the circuit, and its design method, the circuit for distributing electricity that can supply at least two loads from two sources, and including: conductors, some of which form outputs configured to be connected to external equipment, and switching devices configured to establish a path between each load and the two sources by connecting the loads and sources to the outputs. For at least one pair of determined loads, the two switching devices on the paths connecting each source to the two loads of the pair are integrated in a double-flow switch. The double-flow switch is connected at its central point to the output that can be connected to the corresponding source. | 06-09-2016 |
20160181816 | Autonomous Power System with Variable Sources and Loads and Associated Methods | 06-23-2016 |
20160197479 | METHOD AND SYSTEM FOR ISLAND DETECTION AND ANTI-ISLANDING PROTECTION IN DISTRIBUTED POWER GENERATION SYSTEMS | 07-07-2016 |