268 results about "Threshold temperature" patented technology

Systems and methods are provided for testing and / or validating anti-propagation systems designed to mitigate a thermal runaway condition in lithium-ion batteries. A system comprises a first temperature sensor for detecting a temperature of a trigger battery cell within the battery module and a heater removably couplable to a substantially central portion of the trigger cell and configured to heat the trigger cell to a threshold temperature. The system further comprises a second temperature sensor for detecting a temperature of a test battery cell adjacent to the trigger cell within the battery module. The trigger cell undergoes a thermal runaway condition upon reaching the threshold temperature. The system may further comprise a controller for controlling the rate of heating of the trigger cell. The system ensures that the trigger cell will breach via the pressure release valve or cell vent after reaching the threshold temperature.

An accelerometer includes a housing, a proof mass assembly encased in the housing, and one or more heating elements configured to heat the proof mass assembly in response to an electrical current. The one or more heating elements include a positive temperature coefficient of resistance (PTC) material. The PTC material exhibits a relatively high increase in resistance above a threshold temperature. For example, a ratio of the resistance of the PTC material above the threshold temperature to the resistance of the PTC material at room temperature (PTC ratio) is greater than five.

An example method described herein includes operating a first component of a circuit. The method also includes, while operating the first component, supplying a current to a superconducting wire that is thermally-coupled to the first component, and determining whether the superconducting wire has transitioned between a superconducting state to a non-superconducting state in response to the current. The method further includes measuring a temperature of the first component based on whether the superconducting wire transitioned between the superconducting state to the non-superconducting state in response to the current, and adjusting operation of the first component in accordance with a determination that the temperature exceeds a predetermined threshold temperature.

The invention provides a vehicle control method and related equipment, which can be applied to the field of vehicle processing. The method comprises the following steps: acquiring a currently acquired environment temperature; in response to the situation that the environment temperature exceeds a first temperature interval corresponding to a current first thermal management mode of the vehicle, a temperature hysteresis threshold value is obtained, and a critical temperature value of the first temperature interval is adjusted according to the temperature hysteresis threshold value to obtain a target threshold value; in response to the critical temperature value being the upper limit value of the first temperature interval and the environment temperature being greater than the target threshold value, or the critical temperature value being the lower limit value of the first temperature interval and the environment temperature being less than the target threshold value, determining a second temperature interval in which the environment temperature is located; and a second heat management mode is determined according to the second temperature interval, and a target component corresponding to the second heat management mode is controlled to operate. According to the invention, the frequency of switching the thermal management mode of the vehicle is reduced.

A thermal management method of a battery wherein the battery comprises at least one cell, and wherein a heating device is configured to heat the battery in response to a heating instruction. The method comprises the following steps: determining the charge state of the battery cell and the battery cell current of the battery cell; a first value of a first parameter of the heating device; a reference cell temperature of the cell; the maximum battery cell temperature and the minimum battery cell temperature of the battery cell are obtained. Under the condition that the maximum battery cell temperature is lower than a first threshold temperature; the minimum cell temperature of the cell is lower than a second threshold temperature; the charge state of the battery cell is higher than a charge state threshold value; the method also includes instructing a heating device to heat the electrical core.

A system for monitoring a switchgear includes an infrared camera; a processing unit; and an output unit. The camera acquires a first infrared image. The processing unit determines a pixel in the first image with a maximum temperature and uses a second number of pixels to determine a temperature interval. The processing unit sorts the pixels in descending order of temperature to determine a threshold temperature and determines that a hot spot exists in the switchgear using the temperature interval for the first infrared image. The output unit is configured to output an indication of a fault in the switchgear when the determination has been made that a hot spot exists in the switchgear.

The present invention relates, in general, to a system and method for sequentially energizing heating elements in an electric catalyst unit for ammonia dissociation on-board a vehicle. The present invention utilizes output temperature readings at various sections within the electric catalyst unit, and sequentially energizes corresponding heating elements only if the output temperature of an upstream section is below a threshold temperature required for ammonia dissociation to occur. By sequentially energizing heating elements as needed, versus fully energizing every heating element, the present invention mitigates the risk of degradation and failure of the vehicle power system and other electrical components in the vehicle.

The invention relates to a linked polyethylene insulated power anti-interference control cable which sequentially comprises a wire core, a filling layer, a shielding layer, an armor layer and a rubber layer from inside to outside and further comprises a machine shell. The first air pressure sensor outputs a detected air pressure rising signal, and the air pressure rising signal is essentially a key indirect temperature abnormity indication signal. As the temperature sensor directly reflects that the temperature of the local armor layer area exceeds the threshold temperature of particle decomposition, an external system sends out an overheat alarm after receiving the signal, and an operator is prompted to troubleshoot a fault point. The thermal decomposition particles filled in the metal tube in the armor layer are utilized to convert the local high temperature of the armor layer / rubber layer junction area which is difficult to directly measure into visible gas generation amount change, and then the visible gas generation amount change is converted into an accurate gas pressure signal through the closed cavity.

A process includes communicating a coolant flow between an inlet and an outlet of a coolant subsystem that is associated with a cooling domain to remove thermal energy from a plurality of processor-based nodes of the cooling domain. The communication of the coolant flow has associated predefined parameters. The process includes regulating a temperature of the coolant flow at the outlet. In accordance with example implementations, the regulation includes determining, based on the predefined parameters, a minimum collective power consumption by the processor-based nodes to maintain a temperature of the coolant flow at the outlet at or above a minimum threshold temperature, and based on the minimum power consumption, scheduling jobs to be executed by the nodes.

The invention discloses a drying control method and a washing and drying all-in-one machine adopting the same. The drying control method is characterized by comprising the following steps: 1, initializing setting; 2, operating at a first air volume m1; 3, the current temperature difference delta t1 of the air inlet and the air outlet is calculated; 4, judging whether delta t1 is smaller than or equal to a threshold temperature difference delta t0, and if so, executing the next step 5; if not, returning to the previous step 3; 5, reducing the air volume and operating at a second air volume m2; 6, the temperature difference delta t2 of the air inlet and the air outlet is calculated; 7, whether delta t2 is smaller than or equal to the threshold temperature difference delta t0 or not is judged, and if yes, the step 9 is executed; if not, executing the next step 8; 8, running at the first air volume m1 for the duration time t, and returning to the step 5; and 9, stopping drying. The method has the advantages that according to the heat exchange conservation principle, clothes drying is represented through the change difference of the in-out drum temperature difference value caused by air volume change and the original air volume in-out drum temperature difference value, accurate drying judgment can be achieved, implementation is easy and convenient, and the manufacturing cost is low.

An eyewear assembly includes a frame housing wearable by a user. The frame housing defines a first lens position and a second lens position. A first display corresponds to the first lens position and a second display corresponds to the second lens position. A fan assembly is configured to circulate air from an air input vent through an air output vent. A plurality of temperature sensors are located at different locations within the frame housing, each of the plurality of temperature sensors have a first threshold temperature and at least two of the first threshold temperatures are different. A CPU is configured to activate the fan assembly with a first activation signal upon one of the plurality of temperature sensors reaching the first threshold temperature.

An inhalation device (100) which is an example of a power supply unit for an aerosol-generating device comprises a power source unit (111), and a control unit (116). The power source unit (111) is configured to be capable of supplying power to a heating unit for heating an aerosol source and to be chargeable by means of power received from an external power source (PS). The control unit (116) acquires a temperature of the power source unit (111) and is configured to be capable of controlling charging of the power source unit (111) based on the temperature of the power source unit (111). The control unit (116) then varies a current value of a charging current for charging the power source unit (111) within a predetermined range in accordance with the temperature of the power source unit (111) when the temperature of the power source unit (111) is included in a first temperature zone, which is a temperature zone below a threshold temperature, and meanwhile makes the current value of the charging current even smaller than a lower limit value of the range when the temperature of the power source unit (111) is included in a second temperature zone, which is a temperature zone at or above the threshold temperature.

Single use and replaceable self-powered aircraft compartment thermal indicators that deliver a localized visually detectable signal that can be perceived by personnel at the exterior of an aircraft component and that can be activated on demand to signal the presence of a temperature within an aircraft compartment that exceeds a threshold temperature and that can be tested in situ, and methods of use are disclosed.

A method for running a telematics service via a Telematic Control Unit (TCU) of a vehicle is disclosed. The method includes measuring one or more temperatures at the TCU, Comparing the measured temperatures with one or more thresholds, and determining whether or not to run the telematics service depending on a result of the comparison between the measured and threshold temperatures as well as a delay-sensitivity of the telematics service.

To provide a display device capable of preventing occurrence of blur of an image caused by low temperature while maintaining image quality, and to provide a control method of the display device.SOLUTION: The display device 100 includes a control circuit 4 and a temperature sensor 6. The control circuit 4 causes the gate drive circuit 2 to transmit the gate signal to the plurality of gate lines 11 in a non-lighting period that is a period other than the lighting period in one cycle of the vertical synchronization signal. When the detected temperature Ad is lower than the first temperature Ath1, the control circuit 4 sets the set number, which is the number of gate lines 11 to which the gate signal is supplied from the gate driving circuit 2 in one cycle of the horizontal synchronization signal, to a first number larger than one.SELECTED DRAWING: Figure 1

This invention provides a consistent and reproducible thawing method and system for frozen samples in bag-type storage containers. [Solution] The method and system may allow multiple sizes of bag-type storage containers to be used with the same apparatus. A subset of multiple sensors may be qualified for the thawing method. The method may further include heating the frozen sample using a first heater bank and a second heater bank. Furthermore, the method may include measuring multiple second temperatures of the bag-type container. At a second threshold temperature, or shortly after the second threshold temperature, the method may include heating using the first heater bank and terminating heating using the second heater bank. The method may also include terminating heating of the partially thawed sample using the first heater bank after the partially thawed sample has been heated for a certain period of time using the first heater bank.

The present disclosure provides a semiconductor device that includes a housing having an internal space, at least one semiconductor chip arranged inside the housing, and a separator arranged inside the housing and configured to separate the internal space of the housing into a first chamber and a second chamber. The at least one semiconductor chip is arranged within the first chamber. The separator includes a deformable portion that is configured to deform when a pressure difference between the first and second chambers exceeds a threshold differential pressure or when a temperature at the deformable portion exceeds a threshold temperature, so as to transform the first chamber from a hermetically sealed chamber to an open chamber in fluid communication with the second chamber.

A method and system for controlling a tank containing a low flashpoint fuel, such as methanol, for powering a vessel is disclosed. The method comprises measuring the temperature of the tank's content and determining whether this temperature exceeds a first threshold temperature, which is below the boiling point of the content. The method further comprises ingressing water into the tank if the measured temperature exceeds the first threshold temperature. The system includes a tank, sensors for measuring temperature, conduits for ingressing water into the tank, valves for controlling the ingress of water, and a computer readable medium for performing the method. Unlocking insights from Geo-Data, the present invention further relates to improvements in sustainability and environmental developments: together we create a safe and liveable world.

The invention relates to a system for monitoring the operating status of a cooling device for the heat transfer fluid of a cooling circuit of an electric, hybrid or fuel cell motor vehicle, said vehicle having a valve (V) capable of having a first position and a second position; said valve moving from the first position to the second position when the temperature of the battery measured by said thermal probe is above a predetermined threshold temperature, said supervisor being configured to compare the temperature values ​​from the first temperature sensor and the third temperature sensor to monitor the operating status of said cooling device.The invention also relates to a method for monitoring the operating status of a cooling device for the heat transfer fluid in a cooling circuit of an electric, hybrid or fuel cell motor vehicle. Figure 1.

To switch the control of power supply to a heater from power supply to one heating element to alternate power supply to a plurality of heating elements based on a detection temperature according to the state of a fixing device.SOLUTION: A fixing device comprises: a heater 54 that has heating elements 54b1, 54b3 on a substrate 54a, and heats a fixing film 51; a fixing temperature sensor 59 that detects the temperature of the heater 54; triacs 56a, 56b that switch a power supply path from an AC power supply 55 to the heating element 54b1 or the heating element 54b3; and a CPU 94 that controls a heating element switcher 57 to supply power to the heating element 54b1 or the heating element 54b3. The CPU 94 performs first control of supplying power to the heating element 54b1 (S100), and when the temperature detected by the fixing temperature sensor 59 reaches a threshold temperature (S101), switches to second control of alternately supplying power to the heating element 54b1 or the heating element 54b3 (S102-S107).SELECTED DRAWING: Figure 7

A temperature indicator for visibly indicating that a temperature has exceeded a threshold value comprises a base, a gas-filled hot-melt material capable of undergoing an irreversible change in transparency when heated above a threshold temperature, and a protective layer, wherein at least some of the gas-filled hot-melt material is disposed between support elements configured in the material of the base and / or of the protective layer. Support elements may also be configured inside the gas-filled hot-melt material. Methods of manufacturing and testing such temperature indicators are also disclosed. The technical result is the creation of temperature indicators containing a gas-filled hot-melt material which are able to withstand mechanical stresses while retaining their functional characteristics.

The auto-injector includes a housing and a cartridge located within the housing, the cartridge containing a drug. The auto-injector further includes a fluid conduit that is movable from a retracted configuration to an deployed configuration and configured to deliver the drug from the cartridge to the patient, and a temperature sensor configured to measure the temperature of the drug. A controller is coupled to the temperature sensor and is configured to transmit a first signal to an external device if the temperature sensor detects that the temperature of the drug has risen above a threshold temperature.

A shaping process comprising: supplying a raw material (10) comprising at least 15% by mass of thermoplastic materials, in solid form, onto a support (12); heating the support (12) and the raw material (10) in a heating device (20), such as an oven, to a temperature equal to or greater than a threshold temperature; after heating, transferring the support (12) and the raw material (10) from the heating device (20) to a main press (40); compressing the raw material (10) in the main press (40), the main press (40) being thermally controlled at a temperature below the threshold temperature. Figure for the abstract: Fig. 1

A memory sub-system causing execution of a first wordline leakage test of a first wordline group of a set of wordline groups of a memory block in response to determining a temperature of the memory block is within a threshold temperature range. A first result of the first wordline leakage test is determined. A second wordline leakage test of a second wordline group is caused to be executed and a second result is determined. A determination is made that the first result of the first wordline leakage test of the first wordline group satisfies a first condition. A determination is made that the second result of the second wordline leakage test of the second wordline group satisfies a second condition. In response to satisfaction of the conditions, an action is executed.

A charging system makes a charging connector of a charging device fit in a charging port of a vehicle to charge a battery mounted on the vehicle. The charging system includes a temperature detection section that detects a temperature of the charging port, a utilization start time acquisition section that acquires a utilization start time at which a user starts to utilize the vehicle, and a control section that, when charging of the battery is performed, performs control to flow a current larger than before to charge until just before the utilization start time, based on a detection result of the temperature detection section, when the temperature of the charging port is lower than a threshold temperature set in advance.

A locking system for a temperature-controlled container is provided. The container has an interior and a barrier having an open position allowing access to the interior of the container and a closed position blocking access to the interior of the container. The locking system includes a temperature sensor for sensing a temperature within the container; a locking device coupled to the barrier to lock the barrier in the closed position; and a controller in communication with the locking device and the temperature sensor. The controller receives the sensed temperature from the temperature sensor and controls the locking device based on the sensed temperature. The controller is configured to control the locking device to lock the barrier in the closed position when the sensed temperature rises above a predetermined threshold temperature.

A control method of a motor system includes detecting a battery temperature of a battery, determining whether the battery temperature is less than a threshold temperature, and generating a heating request signal to control the motor system to execute a battery heating procedure when it is determined that the battery temperature is less than the threshold temperature.

The present invention relates to a device for visually registering an excess temperature, i.e., a device for registering an excess temperature exceeding at least one threshold, whose operating principle is to change the microstructure of a heat-sensitive material at a predetermined temperature threshold with an irreversible visual effect, and to a variant of the manufacturing method of this device. The device for visually registering excess temperatures exceeding at least one threshold has a layer structure including: a substrate opaque to at least a portion of visible light, the front surface of which is inscribed with an indication of at least one numerical threshold temperature; at least one heat-sensitive material opaque to at least a portion of visible light, applied to a separate portion of the substrate, the heat-sensitive material having a microstructure containing solid organic particles and voids filled with a gas phase; and a transparent protective layer partially or completely covering the front surface of the device. In this case, the device has the ability to irreversibly change its appearance upon reaching at least one threshold temperature indicated thereon, with the microstructure of the corresponding heat-sensitive material being destroyed, the solid organic particles fusing, the proportion of voids decreasing, and an increase in transparency accompanied by the appearance of the base color. Also disclosed are embodiments of a method for manufacturing a device for visually detecting temperatures exceeding at least one threshold. The inventions provide improved reliability and reliability of the visual registration of the fact of a temperature exceeding at least one threshold, improved triggering speed of the heat-sensitive material, including the impossibility of returning the heat-sensitive material to its initial state, short-term peak loads of the device's control elements or conditions for emergency operation modes, as well as improved safety of operation of both the controlled device and the device itself.

A system includes photovoltaic modules including a plurality of substrings installed on a roof deck. A printed circuit board of the system includes a bypass diode, a plurality of solder pads, and first and second low melting alloys connecting first and second solder pads. When the first and second low melting alloys reach a threshold temperature based on the occurrence of an event affecting the bypass diode, the first and second low melting alloys melt towards each other in a channel such that the first and second low melting allows connect to each other to form a continuous path between the first and second solder pads. The formed continuous path causes shorting of circuitry connecting at least one of the plurality of photovoltaic substrings to the first and second solder pads to provide a failsafe for at least one of the plurality of substrings.

The present invention relates to a device for recording an excess of a threshold temperature, and more particularly to a device for recording an excess of a threshold temperature as an elastic label. The device for recording an excess of a threshold temperature is an elastic label, and includes an adhesive layer, a colored elastic substrate containing 5% by mass or more of halogen atoms (on which the value of the threshold temperature to be recorded is written), a structural unit C H Heat-sensitive materials consisting of solid organic substances containing (n 5) (within ±5°C of the threshold temperature indicated on the label) ℃ The device has a layered structure including a substrate and a transparent protective film that irreversibly changes transparency when heated within ±5°C of the specified threshold temperature, even after being attached to a cylindrical surface with a radius of curvature of 2 mm or more and stretched 10% longitudinally and transversely relative to its original size. ° The invention improves the operational safety of a variety of equipment, particularly electrical equipment, by maintaining the ability to accurately record threshold temperature exceedances while adhering to surfaces with complex shapes and linear dimensions that vary by less than 10%.