Entries |
Document | Title | Date |
20080210682 | ELECTRIC TRACE TUBE BUNDLE WITH INTERNAL BRANCH CIRCUIT - An electric trace tube bundle characterized by an internal branched circuit or circuits wherein power to the branched circuit or circuits is supplied via leads contained within a tubular jacket surrounding an insulation layer and an inner core containing one or more process tubes and the heater circuits. Such an arrangement allows the power connection to the heater circuits to be made at a proximal end of the bundle, thereby eliminating the need to cut through the jacket to make branched circuit power connections at a location remote from the proximal end of the bundle. | 09-04-2008 |
20080257879 | METHODS AND SYSTEMS FOR DIRECT MANUFACTURING TEMPERATURE CONTROL - Methods and systems for direct manufacturing are provided. The system includes a part bed, a deck disposed within the part bed, and a heater configured to heat a workpiece area adjacent the deck. The heater includes a plurality of individually movable heating elements wherein the heating elements are movable in a plane parallel with the deck, rotatable about an element mounting point such that an amount of heat directed towards the workpiece area is controllable using the rotation, and the heater is movable in a direction substantially normal to the deck. | 10-23-2008 |
20080302783 | Actively controlled embedded burn-in board thermal heaters - In one embodiment, a test board includes a plurality of socket locations each to receive a corresponding burn-in socket which in turn is to receive a semiconductor device under test (DUT). Each of the socket locations includes a heating element embedded within the test board, which may be used to provide thermal conduction to the DUT during a burn-in test. Other embodiments are described and claimed. | 12-11-2008 |
20080308548 | Active Matrix Temperature Controller Array - In an array for temperature controlled cells the cells are driven in an active matrix array. A temperature processing array may be employed in biochip, such as underneath a biosensor or underneath reaction chambers. Due to the active matrix complex driver circuitry may be positioned outside the actual array of cells. Each cell is provided with a switch for coupling the cell circuitry to the driver circuitry. When coupled to the driver circuitry, a memory element in the cell circuitry may be provided with a heating setting. Then, the cell circuitry is uncoupled from the driver circuitry and a heating element is controlled to heat the cell in accordance with the setting stored in the memory element. | 12-18-2008 |
20090008381 | TEMPERATURE SETTING METHOD OF THERMAL PROCESSING PLATE, TEMPERATURE SETTING APPARATUS OF THERMAL PROCESSING PLATE, PROGRAM, AND COMPUTER-READABLE RECORDING MEDIUM RECORDING PROGRAM THEREON - Temperature setting of a thermal plate is performed so that the line width of a resist pattern is uniformly formed within a wafer. The thermal plate of a PEB unit is divided into a plurality of thermal plate regions so that the temperature can be set for each of the thermal plate regions. A temperature correction value for adjusting the temperature within the wafer mounted on the thermal plate is set for each of the thermal plate regions of the thermal plate. The temperature correction value for each of the thermal plate regions of the thermal plate is set after calculation by a calculation model created from a correlation between a line width of the resist pattern formed by thermal processing on the thermal plate and the temperature correction value. The calculation model M calculates the temperature correction value to make the line width uniform within the wafer, based on a line width measured value of the resist pattern. | 01-08-2009 |
20090008382 | Electron bombardment heating apparatus and temperature controlling apparatus and control method thereof - An electron bombardment heating apparatus, in which thermions emitted from filaments are accelerated and impinged upon a heating plate, so as to heat the heating plate, wherein a periphery wall of a heated material supporting member having a heating plate as a ceiling thereof is made up with multi-staged periphery wall portions, being piled up vertically and different in the radius thereof, and those periphery wall portions are connected with each other by means of a ring-like horizontal wall. With this, thermal stress can be mitigated, which is caused due to the difference of temperature between the lower end portion of the heated material supporting member and the heating plate when heating up the heating plate, thereby bringing about no breakage in the heated material supporting member if conducting heating and cooling upon the heating plate, repetitively. | 01-08-2009 |
20090014434 | PRESSURE AND TEMPERATURE BALANCING VALVE SYSTEM FOR A ROMAN RUB - A freestanding or Roman bathtub plumbing system including a bathtub filler (such as a spout and/or hand-held shower) controlled by a compact thermostatic mixing valve. The thermostatic mixing valve is installed in a bathtub plumbing set having a hand-held shower accessory. The thermostatic mixing valve receives hot and cold water from the main hot and cold water inlet pipes, respectively, located upstream of the respective hot and cold water control valves used to control the supply of water to the fillers. The hot and cold water feed pipes are each hydraulically connected to a first respective hot and cold water inlet of the thermostatic mixing valve. The bathtub fillers are hydraulically connected to the outlet of the thermostatic mixing valve, such as by a pipe or flexible hose. Hot and cold water entering the thermostatic mixing valve are mixed therein independently; water exiting the thermostatic mixing valve is characterized by a predetermined maximum temperature, such that a tub occupant will not be accidentally scalded. | 01-15-2009 |
20090039073 | METHODS AND DEVICES FOR CONTROLLING TEMPERATURE WITHOUT TEMPERATURE SENSOR - Methods and devices for controlling temperature by precise heating without the need of using a temperature sensor are provided. The device comprises a resistive heating element ( | 02-12-2009 |
20090071951 | Temperature Control Apparatus for Heater-Equipped Sensor - When power begins to be supplied to a heater, open loop control is selected as the power supply control method to supply a predetermined power to the heater. After that, the control method is switched to feedback control to set the power to be supplied to the heater based on the difference between the target temperature and the actual temperature of the sensor chip if a predetermined period of time in which the difference between the target temperature and the actual temperature is expected to fall within a predetermined reference difference has passed since power began to be supplied to the heater. | 03-19-2009 |
20090071952 | SEMICONDUCTOR DEVICE AND HEATING SYSTEM - A device that warms a surface of a living body required to be warmed at an appropriate timing at any place indoors and outdoors or the sea without causing low temperature burns. A sheet having a heat generating function including a circuit capable of receiving electric power without contact over a sheet containing plastic or a fibrous body, a heat generating circuit, and a circuit that controls the temperature of the heat generating circuit is manufactured. The user with the sheet transmits the radio signal from the transmission device outdoors or indoors to heat the heat generating circuit on the sheet and the heat can be conducted to the skin of the user. Temperature can be automatically adjusted by the circuit for controlling the temperature of the heat generating circuit. | 03-19-2009 |
20090078695 | TEMPERATURE SETTING METHOD OF THERMAL PROCESSING PLATE, COMPUTER-READABLE RECORDING MEDIUM RECORDING PROGRAM THEREON, AND TEMPERATURE SETTING APPARATUS FOR THERMAL PROCESSING PLATE - A thermal plate of a PEB unit is divided into a plurality of thermal plate regions, and a temperature is settable for each of the thermal plate regions. A temperature correction value for adjusting the temperature within the thermal plate is settable for each of the thermal plate regions of the thermal plate. The line widths within the substrate for which a photolithography process has been finished are measured. The in-plane tendency of the measured line widths is decomposed into a plurality of in-plane tendency components using a Zernike polynomial. Then, in-plane tendency components improvable by setting the temperature correction values are extracted from the calculated plurality of in-plane tendency components and added to calculate an improvable in-plane tendency in the measured line widths. Then, the improvable in-plane tendency is subtracted from the in-plane tendency Z of the current processing states to calculate an after-improvement in-plane tendency. | 03-26-2009 |
20090114638 | APPARATUS AND METHOD FOR EFFECTUATING TEMPERATURE CONTROL IN ROLLER GRILLS - The present invention provides an apparatus and method for effectuating temperature control in roller grill assembly. Some embodiments provide a roller grill assembly which provides enhanced measurement by utilizing temperature probes located in convective air streams generated in the roller tube. Certain embodiments also provide an improved method for maintaining of a food product temperature by utilizing an intermediate holding mode. Finally, certain embodiments provide improved current control by limiting the number of heating circuits of a food heater that may be simultaneously enabled such that the current draw does not exceed a maximum current draw. | 05-07-2009 |
20090127249 | Device for Triggering a Heating Element in a Motor Vehicle - A device for triggering a heating element in a motor vehicle. At least one connection is designed, at least in part, as an element which is installed under mechanical stress. The element is connected, at least at a first contact, in such a way that the latter detaches when a temperature is exceeded. | 05-21-2009 |
20090145893 | BUCKY WARMER WITH HOLDER - A portable device is provided that is used to warm a mammography machine and which comprises a warmer and a holder for the warmer, the holder having a charging mechanism for charging the warmer. The warmer includes an enclosed heating element and power source. The heating element is precisely regulated to ensure that the sensitive imaging elements are not damaged by an over-temperature condition, while at the same time permitting a rapid heating of the warmer for high cycle use. The warmer warms surfaces of the mammography machine that contacts human skin. | 06-11-2009 |
20090194520 | DEVICE AND METHOD FOR KEEPING BATTERY PACK OF PORTABLE COMPUTER AT OPERABLE TEMPERATURE - A device for keeping battery pack of portable computer at operable temperature includes a battery pack for supplying power to the portable computer; a thermal sensor installed in the battery pack for sensing a battery temperature; a heating film installed tightly close to the battery pack; and a microprocessor connected to the thermal sensor for receiving the battery temperature sensed by the thermal sensor. When detecting the battery temperature is lower than a first predetermined temperature, the microprocessor enables the battery pack to connect to and supply power to the heating film for heating the battery pack. When detecting the battery temperature is higher than a second predetermined temperature, the microprocessor enables the battery pack to disconnect from the heating film. The first predetermined temperature is lower than a minimum operable temperature and the second predetermined temperature is higher than the first predetermined temperature. | 08-06-2009 |
20090242547 | COOKER AND METHOD FOR CONTROLLING THE SAME - A cooker and a method for controlling the cooker are provided. The cooker may include a heating source configured to generate heat, a detection sensor configured to detect a temperature of the heating source, and a controller configured to compare a current temperature of the heating source detected by the detection sensor with at least one control reference temperature so as to control an on/off operation of the heating source. Until the current temperature of the heating source reaches the control reference temperature, the controller controls the heating source to be kept in an on-state, and when the current temperature of the heating source exceeds the control reference temperature, the controller controls the heating source to be repeatedly turned on and off for a predetermined period of time or a predetermined number of times. | 10-01-2009 |
20090266809 | HIGH RATE METHOD FOR STABLE TEMPERATURE CONTROL OF A SUBSTRATE - A method for multi-step temperature control of a substrate includes selecting a first set-point temperature and a second set-point temperature for the substrate, and selecting a first PID parameter set including a first proportional constant K | 10-29-2009 |
20090294433 | Method for Generating, Processing and Analysing A Signal Correlated to Temperature and Corresponding Device - According to the invention, an improved analysis method for temperature monitoring of a hotplate ( | 12-03-2009 |
20100000984 | HEATER CONTROL DEVICE AND METHOD FOR EXHAUST GAS SENSOR - An oxygen concentration sensor is disposed in an engine exhaust passageway. The alcohol concentration in the fuel used in the internal combustion engine is detected. A target impedance is set on the basis of the detected alcohol concentration. The actual impedance of a sensor element of the oxygen concentration sensor is detected. The heater output of the exhaust gas sensor is controlled so that the actual impedance becomes equal to the target impedance, whereby the temperature of the sensor element represented by the impedance becomes equal to a target temperature represented by the target impedance. | 01-07-2010 |
20100006562 | MAGNETIC ELEMENT TEMPERATURE SENSORS - Small, low-cost wireless temperature sensors ( | 01-14-2010 |
20100051605 | STRETCH-BROKEN CARBON FIBER YARNS FOR A HEATING DEVICE - A heating device is formed from an electrically conducting, flexible resistance material of carbon fibers arranged between at least two electrodes provided for electrical contacting. The carbon fibers are stretch-broken carbon fiber yarns with a titer of 30 tex to 800 tex and a resistivity of 100 to 600 Ω/m. | 03-04-2010 |
20100084393 | AUTOMATIC HEAT TRACING CONTROL PROCESS - A method for controlling a heat tracing circuit automatically determines power off time durations. The method calculates the off time duration based on the temperature of a process pipe measured at the end of an initial predetermined power off time interval together with a particular process pipe set point temperature as well as a dead band temperature that is greater than the set point temperature. The set point temperature is based on the process media, heating cable parameters and installation environment of the process pipe. The power off cycle time duration is limited to the time it takes the process pipe temperature to reach the set point temperature, thus limiting the number of on/off cycles of the heat tracing circuit and consequently the life of the circuit components. | 04-08-2010 |
20100096383 | TEMPERATURE AND HUMIDITY-CONTROLLED COMPOSITE MATERIAL ARTICLE, AND METHODS FOR USING SUCH AN ARTICLE - An article of composite material includes a plurality of plies of material consolidated through the application of pressure and heating, in which each material ply is made by a resin matrix reinforced with fiber material. The article includes heating electrical resistance and temperature sensing devices embedded in the composite material, which are respectively placed in at least one interface zone between the material plies and are suitable to allow a temperature control of the article in service. | 04-22-2010 |
20100116815 | SYSTEMS AND METHODS FOR SMART DEICERS - Certain embodiments of the present invention provide a deicer system for heating water within a fluid receptacle to prevent ice from forming, the system including a main body configured to be positioned within the fluid receptacle, a heating element adapted to heat the water, a temperature sensor adapted to detect a temperature of the water, a switch adapted to activate and deactivate the heating element, and a control unit in communication with the heating element, the temperature sensor, and the switch. The heating element is supported by the main body. The control unit is adapted to control the heating element using the switch based at least in part on a temperature detected by the temperature sensor. | 05-13-2010 |
20100126982 | Method and an Apparatus for the Supply of a Gas - The invention relates to a method and an apparatus for the supply of a gas or a gas mixture at a predetermined temperature to a processing station in a filling machine in which gas or gas mixture pressurised to above atmospheric is passed through an electrically heated heating unit ( | 05-27-2010 |
20100163545 | FULLY INTEGRATED TEMPERATURE REGULATOR FOR BIOCHEMICAL APPLICATIONS - The invention is an integrated temperature regulator that can be fabricated using conventional semiconductor processing technology. The integrated temperature regulator can include a reaction chamber, for example fabricated from PDMS, in which chemical or biochemical reactions of interest can be carried out. The temperature regular can also be used to regulate the temperature of some circuits, e.g. an effective-inductance-change based magnetic particle sensor, to achieve a stable operation performance, such as an improved sensitivity. The integrated temperature regulator includes as subcomponents a temperature sensing circuit that receives a thermal signal from the vicinity of the reaction chamber, a temperature reference circuit, and a temperature control circuit that controls a heater based at least in part on the difference between the sensed temperature and the reference temperature. The various subcomponents can be programmable. | 07-01-2010 |
20100163546 | WIRING STRUCTURE, HEATER DRIVING DEVICE, MEASURING DEVICE, AND CONTROL SYSTEM - The number of wirings and the number of switching elements are decreased in a heater, a sensor, and the like. First to ninth heaters that heat a hot plate are connected into a matrix form between first power lines in a row direction and second power lines in a column direction. The first power lines are connected to one end of a power supply through three switching elements, respectively. The second power lines are connected to the other end of the power supply through three switching elements, respectively. On-off control is performed to the switching elements to select the heater to be driven. Therefore, the number of power lines and the number of switching elements are decreased compared with a conventional technique in which the heaters are separately wired. | 07-01-2010 |
20100187219 | ENERGY MANAGEMENT OF HOUSEHOLD APPLIANCES - A water heater comprises a body defining a chamber for holding water to be heated, an inlet opening and an outlet opening in communication with the chamber for flowing water therethrough and one or more power consuming features/functions including a heater for heating the water within the chamber. A controller is operatively connected to the one or more power consuming features/functions. The controller is configured to receive and process a signal indicative of a utility state. The controller operates the water heater in one of a plurality of operating modes, including at least a normal operating mode and an energy savings mode, in response to the received signal. The controller is configured to at least one of selectively adjust and deactivate at least one of the one or more power consuming features/functions to reduce power consumption of the water heater in the energy savings mode. | 07-29-2010 |
20100193503 | TEMPERATURE CONTROL DEVICE OF ELECTRIC HEATER USING THERMO-SENSITIVE RESIN AND SAFETY DEVICE THEREOF - A temperature control device is disclosed that includes a heating wire being connected to an alternating current power source though a SCR, a sensing wire being disposed parallel to the heating wire, a thermo-sensitive resin insulating the heating wire and the sensing wire from each other and changing its impedance according to a change in temperature, and a temperature sensing unit outputting a temperature control signal to turn the SCR on or off according to a change in electric current flowing through the thermo-sensitive resin, in which the SCR is turned on or off by a sensing unit diode. The heating wire is heated by a heating current that flows in a heating cycle only, in which a forward voltage is formed in the SCR, and the sensing wire conducts a sensing current that flows in a sensing cycle only, in which a reverse voltage is formed in the SCR. | 08-05-2010 |
20100206869 | HEAT PUMP WATER HEATER CONTROL - Systems and methods for controlling a heat pump water heater (HPWH) are disclosed. The systems include an interface for accepting a user input and configured to indicate a mode of operation, and indicate at least one error condition when an error condition exists. The systems are operative to diagnose various failure conditions and as advise a user that maintenance may be needed and to adjust operation for varying environmental or other external conditions. | 08-19-2010 |
20100276415 | Electronic Temperature-Sensing Probe - An electronic temperature-sensing probe comprises a shell, a control base plate, a probe and a key group, wherein the control base plate is placed inside the shell; the probe with one end extending outside of the shell and the other end connected to the control base plate electrically is mounted in the shell; the key group with their inner ends connected to control contacts of the control base plate are depressibly mounted on the surface of the shell; the key group comprises a power switch key, temperature-adjusting keys and a high temperature switch key; the control base plate controls the power on/off of the heating element based on the temperature control signals provided by the temperature-adjusting keys and the high temperature switch key and the temperature signal provided by the probe and the switch control signal provided by the power switch key. | 11-04-2010 |
20100294751 | VARIABLE FREQUENCY HEATING CONTROLLER - Embodiments of the present disclosure provide methods, systems, and apparatuses related to maintaining a temperature of a target element. Some of the embodiments of the present disclosure provide an apparatus comprising a heating element configured to heat a target element, a temperature sensing device configured to provide an output proportional to a temperature of the heating element or the target element, and a controller configured to modulate an amplitude, duration and frequency of individual current pulses of a series of current pulses applied to the heating element, based at least in part on the output of the temperature sensing device. Other embodiments may be described and claimed. | 11-25-2010 |
20100294752 | Method of controlling cooking apparatus with temperature display unit - A method of controlling a cooking apparatus which includes a main body having at least one heating unit, a control panel installed on the main body, and a temperature display unit that is provided on the control panel, displaying a temperature of the heating unit through change in color, and having a plurality of light emitting elements, includes determining whether or not the heating unit is in operation; detecting a current temperature of the heating unit when the heating unit is in operation; and displaying a temperature section, to which the detected current temperature of the heating unit belongs, among a plurality of preset temperature sections through the change in the color of the temperature display unit. | 11-25-2010 |
20100314381 | Heating device - A heating device is disclosed. The heating device has a heating line and at least one thermo-responsive means received in a bag, wherein the heating line and the thermo-responsive means are respectively connected to a controller. The thermo-responsive means comprises an housing with an integrated positioning hole, wherein one end of a first light cable and a second cable respectively passes through the two ends of the positioning hole so as to transmit light signals emitted/received by an optical signal transmitter/receiver module, and wherein an optical interrupter member is positioned between the first light cable and the second cable and one end of the optical interrupter member is movable if heated, such that the end of the optical interrupter member can interrupt or permit the transmission of light signals when the heating line generates heat and the interior temperature of the bag reaches a set point temperature to keep the heating temperature within a temperature range. | 12-16-2010 |
20100314382 | CONTROL SYSTEM FOR OPERATING AUTOMOTIVE VEHICLE COMPONENTS - There is disclosed a control system for operating automotive vehicle components. The control system typically includes at least a control module programmed with instructions for controlling a heater, a ventilator or both. | 12-16-2010 |
20110000901 | METHOD AND DEVICE FOR CONTROLLING A GLOW PLUG - A method and a device for controlling a glow plug in a combustion engine, where a state of aging A of the glow plug is ascertained, and the control of the glow plug is influenced as a function of the state of aging A of the plug. | 01-06-2011 |
20110000902 | METHOD AND DEVICE FOR HEATING SOLUTIONS, PREFERABLY DIALYSIS SOLUTIONS - The invention relates to a method and an apparatus for the heating of solutions, preferably dialysis solutions, to a wanted desired temperature, wherein a solution presented in a bag is heated on a heater system including a heater by means of a two-step control. In accordance with the present invention, the temperature forming the lower switch-on threshold of the heater and the temperature forming the upper switch-off threshold of the heater vary. | 01-06-2011 |
20110011846 | HEATING ELEMENT WITH TEMPERATURE CONTROL - A heating element is provided, comprising a heating unit, a heat transfer unit and a first temperature control element and a second temperature control element, a first temperature control element being provided at a first distance to the heating unit and the second temperature control element being provided at a second distance to the heating unit, wherein the first temperature control element has a first minimal activation threshold and the second temperature control element has a second minimal activation threshold, wherein the second distance is smaller than the first distance and the second threshold is higher than the first threshold, and the first temperature control element and a second temperature control element are both in immediate contact with the heat transfer unit. In further aspects, the invention relates to a method of heating an appliance by using a heating element and a method for providing a heating element. | 01-20-2011 |
20110017724 | LITHOGRAPHIC APPARATUS AND DEVICE MANUFACTURING METHOD - Fluid temperature control and sensor calibration is disclosed. In an embodiment, a fluid temperature control unit includes a heater configured to heat a first fluid in a first fluid path, a first temperature sensor configured to measure a temperature of the first fluid in the first fluid path, a second temperature sensor configured to measure a temperature of a second fluid in a second fluid path, and a controller configured to control the heater on the basis of the temperature sensed by the first sensor and the temperature sensed by the second sensor. | 01-27-2011 |
20110049128 | Heating Pad With Temperature Control And Safety Protection Device - A heating pad is provided. The heating pad includes a heating element and a control circuit operatively connected to the heating element for providing a predetermined level of power thereto. An isolation device interconnects a power source to the control circuit. The isolation device has a first open configuration preventing transmission of electrical power therethrough and a second closed configuration allowing transmission of electrical power therethrough. The control circuit terminates power to the heating element in response to the heating element exceeding a first temperature limit. The isolation device moves from the closed configuration to the open configuration in response to the heating element exceeding a second temperature limit. | 03-03-2011 |
20110084060 | METHOD FOR MANUFACTURING PTC DEVICE AND SYSTEM FOR PREVENTING OVERHEATING OF PLANAR HEATERS USING THE SAME - Disclosed are a method for manufacturing a positive temperature coefficient (PTC) device and a system for preventing overheating of a planar heater using the same. The manufacturing of the positive temperature coefficient (PTC) device is performed by mixing one or more polymer resins selected from ethylene butyl acrylate copolymers, ethylene vinyl acetate copolymers and polyethylene oxide, carbon black and an additive to prepare a compounding composition, adhering an electrode to both surfaces of the compounding composition, compressing the resulting electrode structure into a sheet, and irradiating electron beams to the sheet to perform cross-linking. Also, disclosed is a planar heater overheating prevention sensor cable obtained by connecting a plurality of PTC devices in series and adhering the devices to the surface of a planar heater by a predetermined distance. The PTC overheating prevention sensor cable is bent in one direction and adhered to a region in which a planar heater is arranged, thus having a structure in which the PTC devices are randomly dispersed in the form of a dot. The system for preventing overheating of a planar heater controls electric current transfer of the planar heater, when overheating occurs in or around the region in which PCT devices are adhered due to abnormal operation and thus prevents the overheating, thereby exhibiting improved safety, high installment and construction efficiency, decreased energy loss and superior durability. | 04-14-2011 |
20110127255 | LIQUID HEATING DEVICE AND METHOD FOR HEATING A LIQUID - The invention relates to a liquid heating device, in particular for household application, mainly for preparing hot beverages comprising a body provided with a liquid flow channel which comprises a liquid inlet and outlet and is connected to at least one electrical heating body whose feeding is controlled by switching means connected to control means. The inventive device is characterized in that the channel consists of at least one first and second portions thereof which are connected to each other by a third channel portion forming a connection conduit, each first and second channel portion are associated with the heating body and the connection conduit is associated with an intermediate temperature sensor connected to said control means, wherein the temperature sensor is disposed in such a way that it is brought into contact with the liquid flowing in the channel and the control and switching means are configured in such a way that it is possible to control the heating body of said at least second channel portion according to the quantity of useful energy supplyable thereto in order to raise the intermediate temperature measured by the intermediate temperature sensor to a specified temperature. | 06-02-2011 |
20110139766 | HEATER APPARATUS FOR A DISPLAY PANEL - A heater apparatus includes: a heater unit including a heater resistor; a first switching unit disposed on a downstream side of the heater resistor for on/off controlling a power supply path from a supply voltage; a second switching unit disposed on an upstream side of the heater resistor for on/off controlling the power supply path from the supply voltage; and a controller outputting first and second control signals for on/off controlling the first and second switching units, respectively. The first switching unit is switched on when the first control signal is high, and the second switching unit is switched on when the second control signal is low. The heater unit is switched on when the sensor temperature is equal to or lower than a first threshold, and is switched off when the sensor temperature is equal to or higher than a second threshold. | 06-16-2011 |
20110155717 | TEMPERATURE CONTROL CIRCUIT - A temperature control circuit includes a microprocessor, a protection module, a first temperature detecting module, a second temperature detecting module, and a heating module. The first temperature detecting module includes a first thermistor and a first comparator connected to the first thermistor. The first thermistor is operable to sense a temperature to make the first comparator output a first signal to the microprocessor and the protection module. The protection module is operable to control the microprocessor to work or reset according to the first signal. The second temperature detecting module includes a second thermistor and a second comparator connected to the second thermistor. The second thermistor is operable to sense a temperature to make the second comparator output a second signal to the microprocessor. The heating module includes a heater. The microprocessor controls the heater to work or not to work according to the first and second signals. | 06-30-2011 |
20110163082 | WIRELESS ELECTRIC HEAT TRACE AND VIBRATION CONTROL AND MONITORING SYSTEM - A monitoring system for monitoring the temperature and vibration of equipment, comprising a central digital computer, a MESH communication network, wherein the network feeds signals to the central digital computer, a plurality of heating elements for heating the equipment, temperature/vibration sensors adapted to measure the temperature of the equipment, wherein each sensor is adapted to provide a signal representing the temperature/vibration of the piece of equipment to which the sensor is associated, to the network, wherein each temperature/vibration sensor can also be used to control the electric heaters, a temperature sensor that monitors the ambient temperature of the facility, and current transducers associated with the heaters, to monitor the energy use and current loss of the heaters, wherein the central computer uses the data it receives from the other elements of the monitoring system to determine when the equipment is not at the correct temperature/vibration and diagnoses the reason why. | 07-07-2011 |
20110163083 | HEATING CONTROL DEVICE AND METHOD THEREOF - A heating control device for a heating apparatus comprises a power control unit connected between an external power source and a heating unit of the heating apparatus to transfer power therebetween; a first temperature sensor provided near the heating unit for detecting the temperature thereof; a second temperature sensor provided at a portion of the heating apparatus for containing an object to be heated and for detecting the temperature of the object; a storage unit for storing temperature reference values; a micro controller unit electrically connected to the first and second temperature sensors, the power control unit and the storage unit, which is used to receive temperature signals from the sensors, compare the detected temperatures to the temperature reference values, and command the power control unit to supply the heating unit with different powers. A heating control method therefore is also disclosed. | 07-07-2011 |
20110192832 | TEMPERATURE MONITORING AND CONTROL SYSTEM FOR NEGATIVE TEMPERATURE COEFFICIENT HEATERS - A temperature monitoring system for a flexible, thin-film graphite heater element includes a temperature sensing component that uses the heater element to sense temperature. The temperature sensing component includes a current sensor and a voltmeter circuit. A temperature control component is associated with the heater element. The temperature control component receives at least one set point value associated with the heater and controls the temperature of the heater element based on the at least one set point value. | 08-11-2011 |
20110198340 | TRIAC CONTROL OF POSITIVE TEMPERATURE COEFFICIENT (PTC) HEATERS IN ROOM AIR CONDITIONERS - An electric heating module for a room air conditioning system and methods are presented in which the duty cycle of the electric heater banks are controlled to limit the inrush current during the startup phase of the heater or to supplement the heat generated by the heat pump when the heat capacity of the heat pump nears the heat loss of the room being heated. | 08-18-2011 |
20110210116 | HEAT TREATMENT APPARATUS, HEAT TREATMENT METHOD AND STORAGE MEDIUM - Disclosed is a heat treatment apparatus for performing a heat treatment on an object to-be-processed by a heater, which can inhibit variation in thermal histories among the objects to-be-processed. The heat treatment apparatus includes, among others, a correction part to correct a power control signal output from an adjusting unit so that a conduction rate of an AC voltage applied to a heater is decreased. Specifically, the correction is performed based on a value obtained by multiplying a first correction value with a second correction value, where the first correction value is generated according to a ratio of the voltage detection value of AC power source to a predetermined reference voltage, and the second correction value is generated according to a ratio of the resistance value of the heater to a predetermined reference resistance value. | 09-01-2011 |
20110215087 | AUTOMATIC CONTROL DEVICE FOR AN ELECTRICAL HEATING APPLIANCE - The invention relates to an automatic control device for an electrical heating appliance including a rectifier-inverter, in which one input is connected to the power grid and one output is connected to a circuit including an insulated gate bipolar transistor (IGBT) connected in series with at least one resistor of an electrical heater. There is also an electronic controller, being capable of receiving data from a temperature selector that can be actuated by the user, the selector enabling the user to select the ambient temperature to be reached in the room where the electrical heating appliance is installed. There is also at least one temperature sensor, namely an ambient temperature sensor. The electronic controller controls the insulated gate bipolar transistor by adjusting the intensity of the electric current that flows through at least one resistor of the electrical heating appliance. | 09-08-2011 |
20110220636 | FREQUENCY-MODULATED ELECTRIC ELEMENT CONTROL - A system, method, and computer-readable medium for controlling power applied to a heating element. A rectifier receives AC voltage supplied from an AC voltage supply and rectifies the AC voltage to DC voltage. A pulse-width modulation controller generates and transmits a pulse-width modulation signal, and a DC voltage modulator receives the DC voltage from the rectifier and the pulse-width modulation signal from the pulse-width modulation controller. Based on the pulse-width modulation signal, the DC voltage modulator supplies an analog DC voltage signal to the heating element. A feedback circuit reports the actual DC voltage applied to the heating element to a microcontroller and, if the actual DC voltage deviates from the DC voltage encoded in the pulse-width modulation signal, the pulse-width modulation controller modulates the pulse-width modulation signal to minimize or eliminate the deviation. | 09-15-2011 |
20110259873 | HOT-AIR SUPPLYING DEVICE AND HOT- AIR SUPPLYING METHOD - A hot-air supplying method that includes: generating, by means of a heat pump, hot air that is at a temperature lower than a desired target hot-air temperature; subsequently heating, by a heater, the hot air having been generated by the heat pump, while controlling the heater the temperature adjuster so as to adjust the temperature of hot air thus heated to the target hot-air temperature. This makes it possible to supply, with reduced energy loss and at low costs, hot air for processing a work, the hot air being necessary in a factory where processing and assembly or the like are carried out. Further, temperature control accuracy is enhanced. | 10-27-2011 |
20110284520 | Heater Wire Control Circuit and Method to Operate a Heating Element - A heater wire control circuit ( | 11-24-2011 |
20110284521 | Method for Operating a Diesel Fuel Filter Heater - The invention relates to a method for operating a diesel fuel filter heater comprising at least one PTC element, in a motor vehicle. According to the invention, a glow plug control device is used to generate an effective voltage from a vehicle system voltage using pulse width modulation, which is then applied at the filter heater. | 11-24-2011 |
20110297665 | Self Regulating Electric Heaters - Systems and methods for PTC materials are described. In one example, a PTC constant wattage heater provides two or more self regulating heating modes. The PTC constant wattage heater may provide self regulating temperature and current control at lower expense. | 12-08-2011 |
20120000902 | Device for Regulated Water Heating Using the Energy Gained By Photovoltaic Cells - Direct current power gained by photovoltaic cells can be used for heating water in a boiler. Simple installation allows use for domestic or industrial purposes, with a minimal impact to building construction. At the time of lack of sunlight intensity, water heating is provided by gas, or other heating source, or by use of a heating coil supplied by alternating current for that heating. When sunlight intensity is high, the photovoltaic cells of the present invention can be used alone. However, the source of the direct current has to be properly dimensioned in dependence on the volume of the boiler. An output 1 kWh of the source of the direct current gained by photovoltaic cells can be used to heat water of a volume of 100 L. | 01-05-2012 |
20120031893 | APPARATUS AND METHOD FOR CONTROLLING TEMPERATURE ON A COOKING APPLIANCE - An apparatus and a method for measuring temperature in a cooking appliance, both of which utilize a circuit for reading an input from a thermal resistive device. By including a processor and an amplifier in the circuit, embodiments reduce the number of processor pins required to modify the amplified input arising from the amplifier. In one embodiment, the processor utilizes a single processor pin, through which is distributed a control output corresponding to the input and modifying the operating parameters of the amplifier. | 02-09-2012 |
20120031894 | Heat Treatment Method, Recording Medium Having Recorded Program for Executing Heat Treatment Method, and Heat Treatment Apparatus - Provided is a thermal processing method including a first process comprising changing a set temperature of the heating plate from a first temperature to a second temperature; initiating a thermal processing for a first substrate before the temperature of the heating plate reaches the second temperature; obtaining temperature data of the heating plate after the thermal processing is initiated; changing the set temperature of the heating plate from the second temperature when the set temperature reaches the second temperature; and thermal processing of the first substrate using the heating plate for which the set temperature has been changed. The method further includes a second process comprising reinstating the temperature of the heating plate to the second temperature after the thermal processing of the first substrate; and thermal processing of a next substrate using the heating plate while the temperature of the heating plate is maintained at the second temperature. | 02-09-2012 |
20120085748 | CLOSED LOOP TEMPERATURE CONTROLLED CIRCUIT TO IMPROVE DEVICE STABILITY - An integrated circuit is provided having an active circuit. A heating element is adjacent to the active circuit and configured to heat the active circuit. A temperature sensor is also adjacent to the active circuit and configured to measure a temperature of the active circuit. A temperature controller is coupled to the active circuit and configured to receive a temperature signal from the temperature sensor. The temperature controller operates the heating element to heat the active circuit to maintain the temperature of the active circuit in a selected temperature range. | 04-12-2012 |
20120125912 | TEMPERATURE CONTROLLED/LIMITING HEATING ELEMENT FOR AN ELECTRIC COOKING APPLIANCE - A temperature controlled/limiting heating element for an electrically powered cooking appliance, having: a plate with an upper contact heating surface; a pair of heating element terminals adapted for removably engaging electrical power supply terminals of the electrically powered cooking appliance; a plurality of resistive heating wires, in thermal engagement with a lower surface of the top plate, comprising: a non-cycling resistive heating wire connected in series to the heating element terminals; and a cycling resistive heating wire connected in series to the heating element terminals via a thermostat switch in thermal engagement with a lower surface of the top plate, wherein the thermostat switch is normally closed when exposed to a sensed temperature below a set temperature and the thermostat switch opens when the sensed temperature is equal to or exceeds the set temperature. | 05-24-2012 |
20120248089 | CONTROL DEVICE FOR HEAT ROLLER - Disclosed is a heat roller control device comprising a high temperature malfunction detection unit configured to receive a temperature value detected by a heat roller temperature sensor; an electrical power control unit configured to cut off, when receiving a high temperature malfunction detection signal, power feeding to a heat roller from an electrical power unit; an analog-to-digital converter configured to periodically convert plural of the temperature values from the heat roller temperature sensor to plural digital temperature values; a temperature value storage unit configured to receive and store the plural digital temperature values from the analog-to-digital converter; a temperature value processing unit configured to read and process the plural digital temperature values stored in the temperature value storage unit; and a high temperature malfunction determination unit configured to receive the processed data, and then based on the processed data, determine whether high temperature malfunction occurs. | 10-04-2012 |
20120255944 | HEATING DEVICE FOR COMPLEXLY FORMED SURFACES - The present invention relates to an electrical temperature control for controlling the temperature of surfaces. It is envisaged that the temperature control has at least one heat distribution device which covers at least parts of the surface to be temperature controlled. | 10-11-2012 |
20120261402 | Apparatus for Remotely Measuring Surface Temperature Using Embedded Components - In one embodiment, a temperature sensing apparatus includes a temperature sensor disposed in a structure at a first depth from a first surface of the structure. A heat flux sensor is also disposed in the structure at substantially the same depth as the first depth. A measurement circuit is coupled to the temperature sensor and the heat flux sensor. The measurement circuit calculates a surface temperature of the first surface based on a temperature of the temperature sensor and a heat flow of the heat flux sensor. | 10-18-2012 |
20120273479 | MULTIPURPOSE HEATING PAD - Provided is a multipurpose heating pad that can be placed atop a chair, mat, or other surface and used or placed below the same and used, and is formed as a standalone heating pad. The pad includes a heating element controlled and operated by a controller that is selectively connectable to an AC or DC power supply, and one of various types of cover materials in which the heating element is entirely enclosed. As the pad can be selectively used with an AC power supply, DC power supply, or a rechargeable power supply as required, it can be effectively used indoors, outdoors, and in moving vehicles. Further, when the inner heating element is formed in sections and the sections are sequentially operated, a significant amount of power is saved due to the heating effects of latent heat, so that the power consumption is reduced. | 11-01-2012 |
20130015176 | HEATING SYSTEM, HEATER, AND METHODS OF HEATING A COMPONENTAANM Twiney; Robert ChristopherAACI FiveheadAACO GBAAGP Twiney; Robert Christopher Fivehead GBAANM Morter; Christopher MartinAACI CulmstockAACO GBAAGP Morter; Christopher Martin Culmstock GB - A heater includes at least one heating element having a resistance that varies non-linearly with respect to a temperature of the heating element. The heating element includes a first surface, a second surface opposite the first surface, a third surface extending between the first and second surfaces, and a fourth surface extending between the first and second surfaces, opposite the third surface. The heating element has a height defined between the first and second surfaces, and a width defined between the third and fourth surfaces, and wherein the width is less than the height. The heater also includes at least one electrode coupled to the first surface and configured to generate an electric field across the heating element and cause a current to flow through the heating element. | 01-17-2013 |
20130037533 | ELECTRONIC DEVICE AND ELECTRONIC DEVICE CONTROL METHOD - Provided is an electronic device including a temperature measuring part measuring a temperature of a heat generation source generating heat caused by power consumption or of a portion inside a housing that varies in temperature due to heat generation of the heat generation source; and an ambient temperature calculating part calculating a temperature by use of a predetermined relational formula that differs according to a model based on a difference between a first temperature measured by the temperature measuring part after the elapse of a first predetermined period of time from the start of constant power consumption by the heat generation source and a second temperature measured by the temperature measuring part further after the elapse of a second predetermined period of time as an ambient temperature of an environment in which the housing is placed. | 02-14-2013 |
20130037534 | TEMPERATURE CONTROL METHOD, STORAGE MEDIUM STORING A PROGRAM THEREFOR, TEMPERATURE CONTROL APPARATUS, AND HEAT TREATMENT APPARATUS - Provided is a method of controlling temperatures of objects to be heated in a heating unit by adjusting a heating rate of each of a plurality of heating elements, based on temperature detection values detected at a plurality of temperature detection elements, wherein the plurality of temperature detection elements are positioned at different positions and the plurality of heating elements are positioned at different positions. The method includes estimating a temperature of each of the plurality of temperature detection elements by using a first estimation algorithm when one of the plurality of temperature detection elements is broken, based on the temperature detection values of the temperature detection elements excluding the broken temperature detection element, and controlling the temperatures of the objects to be heated based on the estimated temperatures. | 02-14-2013 |
20130048625 | ESTIMATING TEMPERATURE - A method of estimating a temperature of a material being heated is described. The method may comprise supplying electrical power to a heating element in dependence on a measured temperature, calculating a rate at which the amount of electrical power supplied changes over time, comparing the calculated rate with a plurality of known values in order to determine the value of a parameter relating to thermal properties of the material being heated, and calculating an estimated temperature based on the determined value of said parameter. In some embodiments, the method may further comprise detecting a drop in temperature of the material being heated, by detecting a change in the calculated rate at which the amount of electrical power supplied changes over time. | 02-28-2013 |
20130082045 | Dissipation of the Braking Energy of Electrically Powered Mining Equipment by Liquid-Cooled Braking Resistors - Braking current generated by an electrical motor on mining equipment during a retard interval is switched through one or more grid resistors that are liquid cooled. Under low ambient temperatures, a heating current can be switched through the grid resistors when the electrical motor is not operating in a retard interval. An integrated cooling system can be used to cool grid resistors and power modules. Heat dissipated by the grid resistors and the power modules can be circulated through auxiliary heating loops to heat portions of the mining equipment under low ambient temperatures. Multiple liquid-cooled power modules, liquid-cooled grid resistors, auxiliary heating loops, control modules, radiators, and pumps can be coupled by a liquid distribution system with various combinations of parallel and serial branches. Temperature, pressure, and flow rate in each branch can be independently controlled. Operation of the integrated cooling system can be controlled by a computational system. | 04-04-2013 |
20130126516 | CIRCUIT ARRANGEMENT FOR SUSTAINING WATER IN CONTACT WITH A HEATING ELEMENT AT A SET TEMPERATURE OR RANGE WITHIN AN INSTANTANEOUS HOT WATER HEATER UNIT - An electronic circuit control arrangement to sustain water discharging from an instantaneous hot water heater at a set temperature or range having a proportional water temperature signal derived from a sensing arrangement in communication with water inlet and outlet ports so as to sense the respective temperatures at each port to provide a comparatively measurable proportional difference between the inlet and outlet temperatures set against referenced parameters, including a comparator that acts as an operable control of a switch adapted to couple and de-couple an alternating current power source to the heating element through a duty cycle of highs and lows to provide a rate to generate and maintain the appropriate coupling and/or de-coupling of the alternating current power source to and from the heating element to achieve the desired referenced temperature and/or range. | 05-23-2013 |
20130140294 | HEATING APPARATUS AND METHOD FOR MAKING THE SAME - A heating apparatus includes a heating element adapted to be disposed on a substrate. The heating element includes electrodes and a multi-layer conductive coating of nano-thickness disposed between the substrate and electrodes. The multi-layer conductive coating has a structure and composition which stabilize performance of the heating element at high temperatures. The multi-layer conductive coating may be produced by spray pyrolysis. | 06-06-2013 |
20130146586 | Water Heater Demand Side Management System - A system for shifting energy demand from on-peak time windows to off-peak time windows by using hot water heater load shifting, while providing the end user with the level of service (i.e., availability of hot water) according to the user's customary use described by service quality criteria. The shift is accomplished by a controller located at the end user establishment and in communication with a central control server. The controller monitors local water heater upper and/or lower temperature and controls upper and/or lower water heater heating elements in accordance with a demand shift process commanded by the central control server. The controller may determine usage and remaining capacity for reporting back to the central control server. A volumetric capacity and usage determination is disclosed. The control server may select water heaters according to use patterns and/or measured capacity. One embodiment is adapted for use with existing water heaters without disrupting safety features of the existing water heater. | 06-13-2013 |
20130146587 | THERMAL STORAGE DEVICE CONTROLLER - A controller providing selective activation of thermal storage devices within a network to balance requirements of a user to manage their heating and the network operator to balance the load available with the load on the network. | 06-13-2013 |
20130180979 | Systems and Methods for Protecting Electrical Wire Connections from Overheating - Systems and methods for protecting electrical wire connections from overheating are provided. In some embodiments, methods for protecting electrical wire connections from overheating are provided, the methods comprising: detecting a signal responsive to a temperature of an electrical wire connection using a temperature sensor; comparing the signal to a threshold; and disconnecting power to a circuit when the comparison indicates that the temperature is over a given value. In some embodiments, systems for protecting electrical wire connections from overheating are provided, the systems comprising: a temperature sensor that detects a signal responsive to a temperature of an electrical wire connection using a temperature sensor; an operational amplifier that compares the signal to a threshold; and a relay that disconnects power to a circuit when the comparison indicates that the temperature is over a given value. | 07-18-2013 |
20130186881 | HEATING COOKING DEVICE - A heating cooking device includes a temperature sensing element that contacts a bottom surface of a top plate directly or indirectly and measures a temperature of the top plate, a spring portion one end side of which is supported by a heater unit and the other end side of which presses the temperature sensing element against the top plate, and a spring that presses the heater unit toward the top plate. An elastic force n | 07-25-2013 |
20130213952 | WIRELESS THERMOSTATIC CONTROLLER ELECTRIC HEATING SYSTEM - An electric heating system controlled with a remote thermostat. The system may incorporate wireless technology and a line voltage equipment interface sub-system. The sub-system may have a line voltage relay and an antenna. The relay may be mounted within an electric heater enclosure. The antenna may be mounted directly on the enclosure. The antenna may receive temperature control signals from a transmitter of the thermostat. The signals may be processed to control a connection of the heater to power with a relay receiving the processed control signals. The control of power to the heater may maintain a temperature approximately equal to a thermostat temperature setting. The antenna and relay electronics may provide a backup control of the heater in the event of, for example, a loss of signals from the thermostat. The backup control may prevent the temperature proximate to equipment interface sub-system from approaching a freezing point. | 08-22-2013 |
20130270254 | HEATING DEVICE HAVING IMPROVED TEMPERATURE REGULATION SYSTEM - A heating device includes a main body able to house in its interior at least one heating element having means to adjust the temperature of such a heating element, characterized in that the heating device further comprises a system able to determine the possible variation of the temperature of the heating element according to the amount of energy provided to the heating element. | 10-17-2013 |
20130270255 | Silicon-Based Cooling Package With Preheating Capability For Compact Heat-Generating Devices - A silicon-based thermal energy transfer apparatus that aids dissipation of thermal energy from a heat-generating device is described. In one aspect, the apparatus comprises a silicon-based cooling device configured to receive the heat-generating device and at least one heating element disposed on the silicon-based cooling device. The at least one heating element is configured to maintain a temperature of at least a first region of the silicon-based cooling device in a predetermined condition when the heat-generating device is deactivated. | 10-17-2013 |
20130327761 | CONDENSATE TRAP HEATER FOR CONDENSING GAS FURNACE - A heating mat for a condensate trap can include resistive traces which heat the mat. The mat can be adhered to the condensate trap, for example using pressure sensitive adhesive. A control thermostat monitors an ambient temperature and/or a temperature within the condensate trap. If a temperature is at or above a setpoint, the controller thermostat disables power to the resistive traces. If a temperature is below at or below a setpoint, the controller thermostat enables power to the resistive traces to heat the condensate trap and the condensate within the condensate trap. In an embodiment, the heating mat can operate at a voltage supplied by the furnace or from a power source external to the furnace. | 12-12-2013 |
20140021193 | HEATING MODULE - The present invention provides a heating module attachable to an external object, comprising a heat insulation layer, at least one heat generating layer and a heat conductive layer. The heat generating layer is provided between the heat insulation layer and the heat conductive layer, and the heat generating layer is attached to a waterproof power connector box provided for ensuring a safe connection therebetween such that the heat from the heat generating layer generates can be controlled via the controller by users. As the heat conductive layer of the heating module is attached to the external object, the heat generated by the heat generating layer is transferred to the heat conductive, capable of uniformly distributing the heat further to the object, including such as floor, wall, outdoor roof and others, and such that the surface temperature of the object is maintained and the room temperature in the surrounding is increased. | 01-23-2014 |
20140021194 | MAIN CARTRIDGE HEATING JACKET - A heating jacket for use with an ammonia-containing storage cartridge for the controlled release of ammonia into an exhaust stream for the reduction of NO | 01-23-2014 |
20140048529 | SYSTEM AND METHOD FOR MONITORING TEMPERATURES OF AND CONTROLLING MULTIPLEXED HEATER ARRAY - A system for measuring temperatures of and controlling a multi-zone heating plate in a substrate support assembly used to support a semiconductor substrate in a semiconductor processing includes a current measurement device and switching arrangements. A first switching arrangement connects power return lines selectively to an electrical ground, a voltage supply or an electrically isolated terminal, independent of the other power return lines. A second switching arrangement connects power supply lines selectively to the electrical ground, a power supply, the current measurement device or an electrically isolated terminal, independent of the other power supply lines. The system can be used to maintain a desired temperature profile of the heater plate by taking current readings of reverse saturation currents of diodes serially connected to planar heating zones, calculating temperatures of the heating zones and powering each heater zone to achieve the desired temperature profile. | 02-20-2014 |
20140076884 | HEATER WITH ENERGY-SAVING OPERATIONS AND METHOD RELATED THERETO - A heater includes a heating unit that supports at least a high-power state, a low-power state and a stand-by state. A control circuitry of the heater implements a state machine to control the heating unit, with respective states in the state machine corresponding to power states in the heating unit. The transition from a first state to a second state in the state machine is determined by a comparison between a measured ambient temperature with a predetermined threshold temperature for transitioning from the first state to the second state. | 03-20-2014 |
20140175087 | HEATERS - A heater includes a heating element, a first electrode, a second electrode and a temperature controller. The heating element includes carbon nanotube layer and a binder. The carbon nanotube layer defines a number of wrinkles. The temperature controller is electrically connected to the heating element by the first electrode or the second electrode. The temperature controller is capable of controlling a temperature of the heating element by controlling a voltage and electric current applied to the heating element. | 06-26-2014 |
20140217087 | TEMPERATURE MONITORING AND CONTROL SYSTEM FOR NEGATIVE TEMPERATURE COEFFICIENT HEATERS - A temperature monitoring system for a heater having a flexible, thin-film graphite heater element includes a temperature sensing component that uses the heater element to sense temperature. The temperature sensing component includes a current sensor and a voltmeter circuit for determining a resistance and temperature of the heater element. A temperature control component associated with the heater element receives at least one set point value associated with the heater and controls the temperature of the heater element based on a comparison of at least one of the resistance and temperature of the heater element to the at least one set point value. The temperature of the heater element is calculated, in Ohms, using the following equation: | 08-07-2014 |
20140217088 | HEATING SYSTEM, HEATER, AND METHODS OF HEATING A COMPONENT - A heater includes at least one heating element having a resistance that varies non-linearly with respect to a temperature of the heating element. The heating element includes a first surface, a second surface opposite the first surface, a third surface extending between the first and second surfaces, and a fourth surface extending between the first and second surfaces, opposite the third surface. The heating element has a height defined between the first and second surfaces, and a width defined between the third and fourth surfaces, and wherein the width is less than the height. The heater also includes at least one electrode coupled to the first surface and configured to generate an electric field across the heating element and cause a current to flow through the heating element. | 08-07-2014 |
20140246422 | Heating Configuration for Use in Thermal Processing Chambers - An apparatus for heat treating semiconductor wafers is disclosed. The apparatus includes a heating device which contains an assembly linear lamps for emitting light energy onto a wafer. The linear lamps can be placed in various configurations. In accordance with the present invention, tuning devices which are used to adjust the overall irradiance distribution of the light energy sources are included in the heating device. The tuning devices can be, for instance, are lamps or lasers. | 09-04-2014 |
20140332521 | AIRCRAFT HEATING SYSTEM - An aircraft heating system ( | 11-13-2014 |
20140361004 | FLEXIBLE DISPLAY APPARATUS AND METHOD OF CONTROLLING FLEXIBILITY OF THE SAME - A flexible display apparatus includes a flexible substrate; a display layer on the flexible substrate and including a plurality of pixels; a cover layer which covers the display layer; a heating electrode layer on a surface of the flexible substrate opposite to the display layer, between the flexible substrate and the display layer, between the display layer and the cover layer, or on a surface of the cover layer opposite to the display layer; and a temperature sensing unit configured to sense an external temperature to the flexible display apparatus. | 12-11-2014 |
20150014300 | METHOD FOR ELECTRONIC TEMPERATURE CONTROLLED CURING OF CONCRETE AND ACCELERATING CONCRETE MATURITY OR EQUIVALENT AGE, PRECAST CONCRETE STRUCTURES AND OBJECTS AND APPARATUS FOR SAME - The invention comprises a method of forming a concrete structure or object. The method comprises detecting the temperature of a quantity of curing concrete and selectively adding heat to the curing concrete, so that the temperature of the curing concrete follows a predetermined temperature profile during at least a portion of the concrete curing process. Apparatus for performing the method is also disclosed. | 01-15-2015 |
20150069045 | THERMAL CONTROL SYSTEMS AND METHODS USING THERMALLY GUARDED MULTIPLEXED SENSORS - Methods and systems for thermal control of a device are disclosed having (i) a heated zone including two or more resistive sensors and (ii) a common electrode connected to each of the two or more resistive sensors. The two or more resistive sensors may be driven with heater control signals having alternating polarities. One or more portions of a thermal boundary of the heated zone may be heated by one or more thermal guard heaters. | 03-12-2015 |
20150083708 | SELF-CALIBRATION TEMPERATURE CONTROL DEVICE AND METHOD - A self-calibration temperature control method and device includes a temperature feedback and control unit, a precise temperature measurement unit, and a temperature calibration unit. The temperature feedback and control unit has a negative temperature coefficient thermistor and an analog feedback control circuit that are connected with a controlled heating element. The temperature calibration unit includes a CPU, a data latch circuit with an input end connected with the CPU through a bus, and a digital potentiometer connected with the temperature feedback and control unit, an output end of the data latch circuit being connected with the digital potentiometer through the bus. The CPU includes a judging unit, a calibration parameter storage module, and a digital potentiometer connection step setting module configured to determine an updated calibration parameter value according to historic calibration parameter data, and further to adjust a step value according to a preset resistance value, thereby adjusting a resistance value of the digital potentiometer. | 03-26-2015 |
20150129576 | Heating Device - Heating device includes: heater ( | 05-14-2015 |
20150129577 | SYSTEM FOR DETERMINING AMBIENT TEMPERATURE - A mechanism for indicating ambient temperature of an enclosure from temperatures determined within the enclosure. The temperatures may be obtained from two or more sensors at each of two or more locations within the enclosure. The enclosure may include an apparatus inside such as electronics of which power consumption may be determined. Data including temperatures of two locations within the enclosure at various electronics power consumption levels may be entered into a 2-D plot. An approximation of the 2-D plot may be effected with an appropriate equation to be solved for ambient temperature. The data of the 2-D plot plus temperatures of a third location and air flow levels in the enclosure may be entered into a 3-D plot. An approximation of the 3-D plot may be effected with an appropriate equation to be solved for ambient temperature. | 05-14-2015 |
20150129578 | SYSTEM FOR DETERMINING AMBIENT TEMPERATURE - A mechanism for indicating ambient temperature of an enclosure from temperatures determined within the enclosure. The temperatures may be obtained from two or more sensors at each of two or more locations within the enclosure. The enclosure may include an apparatus inside such as electronics of which power consumption may be determined. Data including temperatures of two locations within the enclosure at various electronics power consumption levels may be entered into a 2-D plot. An approximation of the 2-D plot may be effected with an appropriate equation to be solved for ambient temperature. The data of the 2-D plot plus temperatures of a third location and air flow levels in the enclosure may be entered into a 3-D plot. An approximation of the 3-D plot may be effected with an appropriate equation to be solved for ambient temperature. | 05-14-2015 |
20150144614 | BATTERY TEMPERATURE RAISING SYSTEM AND CONTROL METHOD THEREOF - A battery temperature raising system and a control method thereof are provided. The battery temperature raising system includes a power supply that operates a heater attached to a battery module. The heater is configured to increase a battery temperature and a variable resistor mounted on a circuit between the heater and the power supply adjusts a heating value of the heater based on an adjustment state of a resistance value. A heater relay is mounted on the circuit between the heater and the power supply and opens and closes the circuit to selectively turn on/off the heater. A first sensor senses the battery temperature and a second sensor senses a heater temperature. A controller outputs a control signal to operate the heater relay to selectively turn on/off the heater based on temperature information sensed by the sensors and a control signal to adjust the resistance value of the variable resistor. | 05-28-2015 |
20150293542 | DEVICE TEMPERATURE ADJUSTMENT - A temperature regulation system configured to regulate a temperature of the device may include first and second temperature-dependent current sources that are configured to generate first and second currents, respectively. The system may also include amplifiers configured to apply respective first and second amplification factors to the respective first and second currents to generate respective first and second intermediate currents. The system may also include a heater configured to generate heat based on the first and second intermediate currents and positioned such that the generated heat affects the device. Additionally, the system may include a controller configured to adjust the first and second amplification factors such that changes in the first and second currents, resulting from changes in temperature of the first and second current sources, result in changes to the heat generated by the heater to maintain an approximately equal temperature of the device. | 10-15-2015 |
20150312962 | WIRELESS ELECTRIC HEAT TRACE AND VIBRATION CONTROL AND MONITORING SYSTEM - A monitoring system for monitoring the temperature and vibration of equipment, comprising a central digital computer, a MESH communication network, wherein the network feeds signals to the central digital computer, a plurality of heating elements for heating the equipment, temperature/vibration sensors adapted to measure the temperature of the equipment, wherein each sensor is adapted to provide a signal representing the temperature/vibration of the piece of equipment to which the sensor is associated, to the network, wherein each temperature/vibration sensor can also be used to control the electric heaters, a temperature sensor that monitors the ambient temperature of the facility, and current transducers associated with the heaters, to monitor the energy use and current loss of the heaters, wherein the central computer uses the data it receives from the other elements of the monitoring system to determine when the equipment is not at the correct temperature/vibration and diagnoses the reason why. | 10-29-2015 |
20150327330 | APPARATUS FOR HEATING SURFACES IN THE INTERNAL SPACE OF A MOTOR VEHICLE - An apparatus for heating surfaces in the internal space of a motor vehicle comprises at least one heating element, having at least one heating conductor that forms an electrical heating circuit, and at least one carrier material, wherein the heating conductor has at least two HC terminal ends and the temperature acquisition element has at least two TA terminal ends. This apparatus for heating is characterized in that at least two of the HC and TA terminal ends are electrically connected to first HC terminal areas or first TA terminal areas of a printed circuit board and in that the printed circuit board has second HC terminal areas and second TA terminal areas, wherein the first HC terminal areas and the second HC terminal areas are at least in part connected to each other via first pcb traces and the first TA terminal areas and the second TA terminal areas via second pcb traces, wherein the first and the second pcb traces are part of the printed circuit board, and wherein the printed circuit board is arranged on, under or at the at least one carrier material. | 11-12-2015 |
20150373780 | HEATING SYSTEM COMPONENT AND METHOD FOR PRODUCING SAME - The present disclosure relates to a heating system component including a temperature monitoring and/or control unit comprising a lower surface, and a carrier unit comprising an upper surface. At least a part of said lower surface of said temperature monitoring and/or control unit is in thermal contact with at least a part of said upper surface of said carrier unit. Said lower surface of said temperature monitoring and/or control unit and said upper surface of said carrier unit are attached to each other by means of a welded seam, preferably by means of a laser-welded seam. | 12-24-2015 |
20160010880 | MULTIPLE HEATSINK COOLING SYSTEM FOR A LINE VOLTAGE THERMOSTAT | 01-14-2016 |
20160050716 | Temperature controlling heating device - A temperature controlling heating device, comprising a heating piece, a temperature controlling means, which is electrically connected to the heating piece, including a temperature adjusting element, a temperature displaying element and a microprocessor, wherein the temperature adjusting element and the temperature displaying element are disposed on a surface of the temperature controlling means, the microprocessor is disposed within the temperature controlling means and is electrically connected to the temperature adjusting element, the temperature displaying element and the heating piece, the temperature adjusting element is provided to adjust temperature of the heating piece with the microprocessor in respond to a user's input, and a battery electrically connected to the temperature controlling means and the heating piece to provide electrical power for the temperature controlling means and the heating piece. | 02-18-2016 |
20160057811 | METHOD, SYSTEM AND DEVICE FOR CONTROLLING A HEATING ELEMENT - A system, a method, and a device for controlling a heating element in electronic articles, and more particularly for controlling a heating element in electronic cigarettes. In one embodiment A system for controlling a heater can comprise a power source, a memory configured to store programming, an MCU, a solution, a heater configured to heat the solution, and a sensor. The power source, the memory, the MCU, the heater, and the sensor can be electrically coupled. The MCU can receive signals from the sensor and control the heater, and the MCU can be configured to use programming stored in the memory to control the heater. | 02-25-2016 |
20160093549 | INTEGRATED CIRCUIT HEATER FOR REDUCING STRESS IN THE INTEGRATED CIRCUIT MATERIAL AND CHIP LEADS OF THE INTEGRATED CIRCIT, AND FOR OPTIMIZING PERFORMANCE OF DEVICES OF THE INTEGRATED CIRCUIT - A device comprising a first detector, comprising an output, disposed at a first location of an integrated circuit chip and configured to determine a first temperature information, a chip heater, comprising an input to receive a control signal, disposed at a second location of the integrated circuit and configured to heat an area of the integrated circuit device that includes the first location and the second location, based upon the control signal, and a heater controller comprising a first input coupled to the output of the first detector to receive the first temperature information, and an output coupled to the input of the chip heater, the heater controller configured to generate the control signal based upon the first temperature information. | 03-31-2016 |
20160100632 | TEMPERATURE CONTROL OF ELECTRONIC VAPORIZERS - In one aspect of the disclosure, a temperature control unit (TCU) is described for use with a personal vaporizer including a tank that receives a fluid. The TCU includes an inner surface including a first metallic material, an outer surface including a second, dissimilar metallic material, and a power source in electrical communication with the inner and outer surfaces such that current is flowable from the power source to the inner and outer surfaces, whereby one of the inner and outer surfaces increases in temperature, and the other of the inner and outer surfaces decreases in temperature. In another aspect of the disclosure, a refillable tank is described for use with a personal vaporizer. The tank includes a body that is configured and dimensioned to retain a fluid, and a TCU that is connected to the body to facilitate heating and/or cooling of the body and/or the fluid. | 04-14-2016 |
20160138814 | SELF-HEATED ENCLOSURE WITH CARBON FIBER - Provided is a self-heated enclosure with carbon fiber. An example system can comprise an enclosure defining an interior chamber. The system can comprise at least one electrically conductive carbon fiber member configured in relation to the enclosure to provide a thermal output to the interior chamber when a voltage is applied to the at least one electrically conductive carbon fiber member. The system can further comprise a power source electrically coupled to the at least one electrically conductive carbon fiber member. The power source can be configured to selectively apply the voltage to the at least one electrically conductive carbon fiber member. | 05-19-2016 |
20160169556 | Water Heater Control Using External Temperature Sensor | 06-16-2016 |
20160192442 | HEAT MAT WITH THERMOSTATIC CONTROL - A heat mat with thermostatic control having a reference voltage generating source that provide high voltage DC for a power controller and low voltage for a temperature sensor and hysteresis circuit. The sensor and hysteresis circuit establish a temperature threshold signal that is delivered to the resistance heating element. The resistance heating element is sandwiched between two layers of material with adhesive. Two layers of PVC protects the sandwich. In manufacturing the heat mat, the resistance heating element is placed with adhesive between two layers of material then cured and degassed under vacuum. The thermostatic control is sealed within an overmold housing or flat pack. | 06-30-2016 |