394results about "Thermometers using mean/integrated values" patented technology

The invention provides an indoor environment monitoring method and system integrating temperature and humidity, and is applied to the field of sensing data processing. According to the method, the reading difference of the temperature sensor is collected, whether local deviation exists or not is judged, the arrangement type of the sensor is combined, a low temperature value generated by the wall-leaning sensor due to the cold bridge effect is dynamically compensated, misjudgment of an environment system is avoided, and the human body temperature is introduced as a sensing reference by constructing a temperature difference deviation function. According to the method, comprehensive temperature indexes closer to real experience can be generated, when abnormal fluctuation is detected, the space structure and heat source information are further combined, boundary conditions are constructed, dynamic heat flow and temperature and humidity distribution diagrams are simulated, temperature sensing deviation is effectively and reversely corrected, the precision, stability and energy-saving performance of an environment adjusting system are remarkably improved, and the comfort degree of a human body is improved.

The present disclosure is of an atmospheric characterization system that has a central processing board that has a first and a second communication interface. Further, the atmospheric characterization system further has a first precision temperature sensor that is communicatively coupled to the central processing board via the first communication interface and positioned a distance from a first side of the processing board, wherein the precision temperature measures a first temperature and transfers data indicative of the first temperature to the central processing board. In addition, the atmospheric characterization system has a second precision temperature sensor that is communicatively coupled to the central processing board via the second communication interface and positioned the distance from a second opposing side of the processing board such that the first precision temperature sensor and the second precision temperature sensor are equidistance from the processing board and a distance between the first precision sensor and the second precision sensor is a predetermined distance, r, and the second precision temperature sensor measures a second temperature and transfers data indicative of the second temperature to the central processing board simultaneously with the transferring of the first temperature. Additionally, the atmospheric characterization system has a processor that receives the first temperature and the second temperature and calculates a value indicative of atmospheric turbulence based upon the first temperature and the second temperature, wherein the value indicative of the atmospheric turbulence is used for designing, modifying, calibrating, or correcting an optical system.

The invention relates to the technical field of power modules, and discloses a power module detection method and system based on temperature measurement, and the method comprises the steps: obtaining the temperature data of an air inlet outside a power module, in a heat dissipation channel, other units outside the heat dissipation channel, and beside the air inlet, and calculating an air inlet temperature value, a channel temperature value, a unit temperature value, and an inlet temperature value; and calculating a curve matching value of the two thermal difference temperature value change curves according to the thermal difference temperature values, the first thermal difference temperature value and the second thermal difference temperature value, comparing the curve matching value with a preset reference matching value, and if the curve matching value is smaller than the preset reference matching value, performing early warning prompt. The temperature conditions of different positions of the power module are comprehensively considered, the detection deviation is reduced, the accuracy of temperature state detection is improved, the temperature abnormal change trend is captured, potential faults are found in advance, and reliable guarantee is provided for stable operation of the power module.

The invention discloses a lithosphere thermal structure analysis method, device and equipment and a storage medium, and relates to the technical field of geothermal energy analys.The method comprises the steps that rock information of a current area is obtained, a current lithosphere model is constructed, and the current lithosphere model is composed of a plurality of layers of lithologic units; according to the rock information and a preset temperature change rule, determining a surface earth heat flow value and a lithosphere bottom boundary position corresponding to the current lithosphere model; according to the rock information, determining a hierarchical heat flow value corresponding to each lithologic unit located above the bottom boundary position of the lithosphere, and obtaining a lithosphere heat flow value according to each hierarchical heat flow value; and determining a heat flow ratio parameter as a lithosphere thermal structure analysis result of the current area by combining the earth surface heat flow value and the lithosphere heat flow value. According to the method, the heat flow ratio parameter is obtained by performing layered modeling on the lithosphere, so that accurate quantification of the lithosphere thermal structure is realized from the aspects of heat source properties and a heat transfer mechanism, and the reliability of an analysis result is improved.

Technologies for thaw detection are described. The system includes a sensor included in a container, a sensor blocking mechanism, and a detector. The container includes a fluid. The sensor blocking mechanism prevents detection of the sensor while a portion of the fluid in the container is in a frozen state. The detector is configured to detect the sensor while the portion of the fluid in the container is in a thawed state. The thawed state deactivates the sensor blocking mechanism by activating a movement of the sensor.

A synchronous test device and test method for specific heat capacity and thermal conductivity are provided. [Solution] The method includes: performing a test using a synchronous testing device for specific heat capacity and thermal conductivity, obtaining test temperatures collected by the assembly to be measured from a first thermocouple and a second thermocouple after heating to a quasi-steady state stage; determining a change relationship of the surface temperature of the assembly to be measured with distance based on the test temperatures of sampling points on the circumference collected by the second thermocouple; determining a calculated temperature of the circle center based on the change relationship; and determining the specific heat capacity and thermal conductivity of the assembly to be measured based on the test temperatures collected by the first thermocouple, the temperatures of the sampling points at the circle center, and the calculated temperature at the circle center. The present invention can realize synchronous and accurate measurement of the specific heat capacity and thermal conductivity of thermal conductive materials.

A multifunctional thermal exposure indicator can provide immediate reversible indications of overtemperature as well as irreversible indications of excessive thermal loading. Additionally, the multifunctional thermal exposure indicator can provide semi-reversible indications of undertemperature thermal loading, such as exposure to temperatures below the freezing point of water.

An excess heat exposure indicator and methods for making the same are disclosed. The excess heat exposure indicator includes a print media substrate comprising an indicator region, a data region, at least one first thermochromic composition is provided on the substrate within the indicator region of the substrate, a second thermochromic composition is provided on the substrate within the data region, the second thermochromic composition configured to change color state from a third color state to a fourth color state when heated above a second temperature threshold, the indicator region is configured to be selectively treated with heat above the first temperature threshold to place a first portion of the indicator region in the second color state, different than the first color state, forming a visible indicia, the visible indicia configured to change appearance when the indicator region is subsequently exposed to a temperature above the first temperature threshold.

A computer-implemented method for food safety mapping. The method includes acquiring, via a wireless receiver, an encoded unique identifier from a label positioned proximate to a food item. The encoded unique identifier is saved in a food item record of a database. Current food temperature data for the food item is acquired via a temperature sensor and saved in the food item record.

The disclosed apparatus for relaxation-oscillator-based thermal sensing can include a first oscillation count module. The first oscillation count module can include a first counter configured to count a first number of oscillations produced by a first relaxation oscillator. The apparatus can also include a second oscillation count module. The second oscillation count module can include a second counter configured to count a second number of oscillations produced by a second relaxation oscillator. The apparatus can additionally include a subtraction module configured to subtract the second number of oscillations from the first number of oscillations to generate a count difference. Various other apparatuses, systems, and methods are also disclosed.

The invention discloses an automatic spraying control method and system for a fuel tank, and the method comprises the steps: obtaining the temperature monitoring data of the fuel tank, and carrying out the prediction, and obtaining the temperature prediction data; evaluating the high-temperature degree of the fuel tank based on the temperature prediction data to obtain a high-temperature degree evaluation value, and setting an initial control condition of the automatic spraying device according to the high-temperature degree evaluation value; determining temperature change characteristics of the fuel tank within a period of time after spraying, and determining a temperature change coefficient of the fuel tank based on the temperature change characteristics; and determining a control correction coefficient of the automatic spraying device based on the temperature change coefficient, and correcting an initial control condition of the automatic spraying device according to the control correction coefficient. By analyzing the temperature response characteristics in the spraying process and dynamically optimizing the control parameters, a complete monitoring-prediction-control-feedback closed loop is formed, the control precision is remarkably improved, timely and effective intervention is ensured when risks occur, energy and resources are saved, and unnecessary resource waste and equipment abrasion are avoided.

A water heating system includes a first heating chamber arranged in parallel with a second heating chamber; a first temperature sensor positioned to sense a first temperature in the first heating chamber; a second temperature sensor positioned to sense a second temperature in the second heating chamber; and a controller configured to: determine a first temperature value based on a first sensor signal from the first temperature sensor, determine a second temperature value based on a second sensor signal from the second temperature sensor, compute a differential between the first temperature value and the second temperature value, determine that scale buildup is indicated in response to the differential exceeding a first threshold, and initiate a corrective action in response to determining that scale buildup is indicated.

The invention relates to the technical field of ultrasonic equipment, and provides an ultrasonic knife protection method and device based on temperature estimation, and the method comprises the steps: predicting a temperature extreme value and an average temperature trend of a knife head, carrying out the self-adaptive discrimination based on the temperature extreme value and the average temperature trend, and carrying out the self-adaptive discrimination when the shearing is completed or the temperature of a knife head region exceeds the melting point of a gasket. The output power can be reduced in time, the abrasion of the ultrasonic knife can be reduced, and the service life of the ultrasonic knife can be prolonged, so that the ultrasonic knife can be effectively protected, and when the ultrasonic knife is continuously excited or continuously sheared, the shearing efficiency of the ultrasonic knife can be further improved on the basis of reliably protecting the gasket; according to the technical scheme, the ultrasonic knife protection and efficient shearing states are adaptively switched, the method is adaptive to the operation mode of an operator, adaptive judgment is performed by using the temperature extreme value and the average temperature trend, and compared with a mode of protecting the knife head based on single temperature prediction, the accuracy and reliability of knife head protection can be improved.

The invention provides an annealing monitoring method of bonding wire annealing equipment, electronic equipment and a medium, and relates to the technical field of annealing monitoring of the bonding wire annealing equipment, and the method comprises the steps: obtaining a temperature sequence obtained by collecting the temperature of a bonding wire in a preset sliding time window through each temperature sensor; obtaining an average temperature and a temperature fluctuation rate corresponding to each temperature sequence; obtaining an abnormal temperature sequence list B; if m is equal to 0, determining that annealing of the bonding wire in the preset sliding time window meets a preset annealing condition; otherwise, determining that the annealing of the bonding wire in the preset sliding time window does not meet the preset annealing condition; according to B, determining an abnormal area and an abnormal reason corresponding to the bonding wire in the annealing process of the bonding wire; according to the method, the consistency of the annealing quality of the bonding wire and the production efficiency can be remarkably improved, and the material performance defect and the yield loss caused by abnormal annealing are reduced.

Techniques are provided for calibrating thermal annealing processes (e.g., laser annealing) using microfabricated resistance temperature sensors. For example, a device comprises a substrate, and a resistance temperature sensor disposed on the substrate. The resistance temperature sensor comprises a stack of alternating metal layers of a first metal and a second metal, wherein the first metal and the second metal are different types of metals.

An ice maker, an ice making and demolding control method therefor and a corresponding apparatus, and a medium. The method comprises: acquiring the ambient temperature of a physical space where an ice maker is located; on the basis of a first mapping relationship, determining an ice forming duration corresponding to the ambient temperature, and controlling a heat exchange mechanism in the ice maker to make ice according to the ice forming duration; and on the basis of a second mapping relationship, determining an ice releasing duration corresponding to the ambient temperature, and after an ice making process is completed, controlling the heat exchange mechanism in the ice maker to release ice according to the ice releasing duration.

The present invention relates to an overheating diagnosis method, and an overheating diagnosis device and battery system that provide the method. The battery system of the present invention includes a battery including a plurality of battery cells, a measurement unit that measures the temperature of the battery for each diagnosis time point at which overheating of the battery is diagnosed, a storage unit that stores the temperature values ​​measured by the measurement unit, and a control unit that extracts, for each diagnosis time point, a plurality of previous diagnosis time points corresponding to a predetermined number of samples based on the diagnosis time point, calculates a moving average value that is an average of a plurality of temperature values ​​corresponding to each of the plurality of diagnosis time points, and compares the temperature value measured for each diagnosis time point with a reference value that is a predetermined value greater than the moving average value to diagnose overheating of the battery.

The invention provides a thermocouple assembly for measuring the temperature of a pipeline and a measuring method, and belongs to the technical field of industrial temperature measurement, the thermocouple assembly comprises a pipe clamp and a thermocouple measuring instrument, the pipe clamp comprises a first clamping arm and a second clamping arm, and is configured to clamp the outer wall of the pipeline; a first metal sheet and a second metal sheet which are made of different materials are arranged on the clamping surface of the first clamping arm at intervals; a third metal sheet and a fourth metal sheet which are made of different materials are arranged on the clamping surface of the second clamping arm at intervals; when the pipe clamp is clamped on the surface of a pipeline, the measuring end of each metal sheet is in contact with the pipeline to form a first thermocouple measuring junction, a second thermocouple measuring junction and a third thermocouple measuring junction; the thermocouple measuring instrument is configured to collect thermocouple signals of the thermocouple measuring nodes and indicate temperature values of corresponding positions of the pipeline according to the thermocouple signals. According to the thermocouple assembly, the temperatures of multiple measuring points can be measured synchronously, and the convenience and accuracy of pipeline temperature measurement are greatly improved.

The invention relates to the technical field of electric energy meter connectors, and particularly provides a state monitoring method of an electric energy meter connector and the electric energy meter connector. According to the method, early warning grading is carried out based on temperature data at a connector plug, a dynamic safety threshold value at the current moment, a temperature change rate and a temperature trend; the state monitoring result of the connector is determined based on the early warning level, the fault type and the residual life, the dynamic safety threshold is determined according to the real-time current data flowing through the connector and the real-time environment temperature, and the temperature trend and the temperature change rate are determined based on the sliding window strategy and the 3 sigma principle; the fault type is determined according to the temperature data, the current data and the historical data, and the residual life is predicted according to the temperature data and the time data corresponding to the temperature data. The problem that the operation state of the electric energy meter connector cannot be monitored in real time in the prior art is solved.

Systems and methods for estimating battery degradation of a battery energy storage system (BESS) are disclosed. An iterative process is executed over a pre-defined time period divided into iterations. For each iteration, an average temperature of the BESS is determined by inputting a state of health (SOH) and charge rate into an average temperature look-up-table (LUT). The SOH for the next iteration is determined by inputting the determined average temperature into a set of cell degradation equations. The charge rate for the next iteration is derived from a usage profile which defines the charging and discharging cycles over the pre-defined time period and includes power and SOC over the pre-defined time period. The SOH of the BESS over the pre-defined time period may then be displayed on a user interface.

Described technologies include sensor communication systems for cold chain monitoring. monitoring of an item within a supply chain is initiated by activating a detector to collect sensor data from a sensor of the item. First sensor data indicative of a temperature change of the item is received, from the sensor. Second sensor data is received, from the sensor. A temperature change is determined, based on processing the first sensor data and the second sensor data. A condition breach is determined by comparing the one or more conditions to regulatory conditions corresponding to the item. A remedial action including a modification of a handling of the item within the supply chain is triggered.

Exemplary embodiments are disclosed of systems and methods for quality monitoring of pallets of goods (e.g., fresh seafood, other perishable goods, nonperishable goods, etc.) in a cargo.

The invention discloses a self-adaptive current shunt based on multi-objective optimization and a load balancing system thereof, the self-adaptive current shunt mainly comprises a processor and a memory, and during execution, the following steps are realized: collecting current of each branch to form a current distribution vector; collecting the temperature of each branch to form a temperature distribution vector, and calculating a current average value and a temperature average value; constructing a multi-objective optimization function fusing current uniformity and temperature balance; solving the optimization function based on a Lagrange multiplier method and a gradient descent algorithm, and calculating the optimal shunting proportion of each branch through an iterative update formula; evaluating the influence of the optimized shunting scheme on temperature distribution by using a temperature change prediction model; and converting the calculated optimal shunting proportion into the position of the sliding contact arm to control the sliding contact arm to move to the calculated optimal position, thereby realizing self-adaptive shunting of the current. The method has the following beneficial effect that the problems of local hot spot effect and system reliability caused by uneven current distribution are solved.

The invention relates to the technical field of circuit breaker fault early warning, and discloses a fault prediction method and system for an outdoor primary and secondary fusion high-voltage circuit breaker, and the method comprises the steps: obtaining the electrical parameters, mechanical parameters and environmental parameters of the circuit breaker; comparing the electrical parameters with historical electrical parameters, and preliminarily judging whether the electrical parameters are abnormal or not; re-judging whether the electrical parameters are abnormal or not according to the electrical parameter characteristic values; comprehensively calculating an electrical anomaly index according to the preliminary judgment result and the re-judgment result; obtaining a mechanical anomaly index initial value according to the mechanical parameters, obtaining environmental parameters within a preset duration, and correcting the mechanical anomaly index initial value according to the environmental parameters to obtain a mechanical anomaly index final value; obtaining a comprehensive anomaly index according to the final values of the electrical anomaly index and the mechanical anomaly index; and carrying out sub-early warning and ultimate early warning. And comprehensive monitoring and intelligent judgment of the operation state of the circuit breaker are realized.

[Technical Problem] To provide a temperature continuity detector capable of accurately detecting that a detection object has maintained a state of being at a predetermined temperature or at a temperature equal to or higher than the predetermined temperature for a continued period. [Solution] The present invention relates to a temperature continuity detector that detects at least one of the following: that a detection object generating heat has maintained a predetermined temperature for a predetermined time, or that a temperature equal to or higher than the predetermined temperature has continued for a predetermined time. The temperature continuity detector comprises a sensor unit having a temperature-sensitive material that produces a specific change in response to the predetermined temperature and a heat conductive material that conducts heat generated by the detection object to the temperature-sensitive material over the predetermined time.

The present disclosure is of an atmospheric characterization system that has a central processing board that has a first and a second communication interface. Further, the atmospheric characterization system further has a first precision temperature sensor that is communicatively coupled to the central processing board via the first communication interface and positioned a distance from a first side of the processing board, wherein the precision temperature measures a first temperature and transfers data indicative of the first temperature to the central processing board. In addition, the atmospheric characterization system has a second precision temperature sensor that is communicatively coupled to the central processing board via the second communication interface and positioned the distance from a second opposing side of the processing board such that the first precision temperature sensor and the second precision temperature sensor are equidistance from the processing board and a distance between the first precision sensor and the second precision sensor is a predetermined distance, r, and the second precision temperature sensor measures a second temperature and transfers data indicative of the second temperature to the central processing board simultaneously with the transferring of the first temperature. Additionally, the atmospheric characterization system has a processor that receives the first temperature and the second temperature and calculates a value indicative of atmospheric turbulence based upon the first temperature and the second temperature, wherein the value indicative of the atmospheric turbulence is used for designing, modifying, calibrating, or correcting an optical system.

Systems and methods for estimating battery degradation of a battery energy storage system (BESS) are disclosed. An iterative process is executed over a pre-defined time period divided into iterations. For each iteration, an average temperature of the BESS is determined by inputting a state of health (SOH) and charge rate into an average temperature look-up-table (LUT). The SOH for the next iteration is determined by inputting the determined average temperature into a set of cell degradation equations. The charge rate for the next iteration is derived from a usage profile which defines the charging and discharging cycles over the pre-defined time period and includes power and SOC over the pre-defined time period. The SOH of the BESS over the pre-defined time period may then be displayed on a user interface.

The present application relates to waste lithium battery processing technical field, especially to a kind of waste lithium battery discharging device.The present application includes feed chamber, first heat exchange chamber, temperature measurement room, second heat exchange chamber and discharge chamber.The present application is designed by the structure of heat release mechanism, so that the device can quickly process large quantities of waste lithium battery heat release, and there is no limit to the size of waste lithium battery, improve the efficiency of the device, and the way of water cooling indirect heat exchange and air cooling direct heat exchange, weaken the heat generated in the process of waste lithium battery discharging, effectively prevent the occurrence of fire and explosion and other accidents, and through the structure design of temperature measurement room and temperature measurement mechanism, the device can detect the discharging condition of waste lithium battery, and combined with the arrangement of first stop valve, second stop valve, third stop valve, fourth stop valve and second heat exchange chamber, real-time adjustment is carried out, so as to meet the discharging demand of waste lithium battery with different residual capacity.

The present invention discloses a method for preparing a coating with longitudinal cracks on the surface of a gas turbine blade by laser preheating, which includes: 1. Building a device for laser preheating of the blade and coating preparation; 2. Obtaining the internal and external temperature correction coefficients of the gas turbine blade specimen at a set preheating temperature; 3. Obtaining the temperature drop correction coefficient of the gas turbine blade specimen at a set preheating temperature; 4. Laser preheating and spraying of the gas turbine blade to be sprayed. The method of the present invention has simple steps. A laser heating device is used to preheat the rotating gas turbine blade to improve the uniformity of the surface temperature distribution of the gas turbine blade, so that the coating with longitudinal cracks can have a long service life while maintaining good performance.

Thermosensitive material for an overheat detection element, detection element, associated electrical equipment and electrical cabinet. This thermosensitive material is a hot injectable and electrically insulating material, the thermosensitive material including a polymer matrix, made of a thermoplastic polymer material or thermoplastic elastomer, a plasticizer, having a molar mass (M), and a charge in the form of particles, in particular carbon black.The molar mass (M) of the plasticizer is chosen based on a predetermined first temperature threshold (Ti), so that the heat-sensitive material is configured to release volatile species from the heated plasticizer and charge particles carried by the plasticizer when the material is subjected to a temperature above the first temperature threshold (Ti). These volatile species from the plasticizer and charge particles are detectable by a detection device. See Figure 3 for the abbreviation.