717 results about "Operating temperature" patented technology

The invention relates to the technical field of computers, in particular to a temperature control method and device, electronic equipment and a storage medium, and the method comprises the steps: obtaining an estimated temperature of a heat dissipation part based on a pre-established physical model, and obtaining an actual temperature of the heat dissipation part based on the estimated temperature and the actual temperature of the heat dissipation part; judging whether parameters of a pre-established physical model meet preset updating conditions or not; if the parameters of the physical model meet preset updating conditions, the parameters of the pre-established physical model are updated, and based on the updated parameters, regulation and control parameters of a proportional integral differential controller are determined according to a preset objective function, so that the proportional integral differential controller controls the operating temperature of the server based on the regulation and control parameters. Therefore, the problems that in PID regulation and control of the server fan, parameter setting depends on artificial experience, efficiency is low, subjectivity is high, and power consumption, noise and heat dissipation performance cannot be effectively balanced in the prior art are solved, and effective control over the temperature, the power consumption and the noise of the server is achieved.

The invention discloses a reciprocating sealing test device of an aviation hydraulic actuator and a verification method, and belongs to the field of aviation airborne equipment test and verification. Comprising an end cover, a nut, an outer cylinder, an inner hexagon screw, a pipe joint, a limiting block, a partition baffle, a piston rod, a lining and the like, and all the parts are assembled to form the complete component-level sealing test device. Performing sealing element inspection before and after an experiment on the to-be-tested sealing element, and inspecting the quality of the movable surface of the test device; then the sealing element is assembled on a test device, and installation technology adaptability inspection is carried out; the test device is installed on a test bench, and sealing characteristic tests including a running-in test, a normal-temperature, high-temperature and low-temperature performance test, a low-pressure static test and a high-pressure static test are carried out; performing environment adaptability tests including low-temperature storage, low-temperature work, high-temperature storage, high-temperature work and temperature shock; sealing life durability tests including normal-temperature, high-temperature and low-temperature motion durability tests are completed; and performing decomposition inspection after the test is finished.

The invention relates to the technical field of semiconductor lasers, in particular to a temperature regulation and control device and method for a semiconductor laser, and the method comprises the steps: obtaining different types of monitoring curves, and analyzing the complex change characteristics of operation temperature and operation power according to the monitoring curves, so as to determine a heat accumulation effect index; determining the degree of efficiency loss caused by the heat accumulation effect by analyzing the correlation among the operation temperature change, the operation power change and the threshold current change and combining the heat accumulation effect index; then determining a temperature regulation and control demand coefficient by analyzing the temperature feedback control precision condition and the thermal dynamic characteristic of the semiconductor laser and combining the efficiency loss degree; and finally, a default proportional gain value in the PID control module is adjusted by using the temperature regulation and control demand coefficient to obtain an adjusted proportional gain value so as to carry out temperature regulation and control on the semiconductor laser, which is beneficial for the temperature regulation and control device to respond to the change of the working environment of the laser in time.

The invention relates to the technical field of integrated circuit temperature compensation and high-precision calibration, and discloses a high-density full-temperature trimming method and system based on a fuze chip. The high-density full-temperature trimming method is applied to chip trimming equipment and specifically comprises the following steps that S101, temperature information of a fuze chip is received, the working temperature range of the fuze chip is divided into a plurality of continuous temperature sub-intervals, calibration points are uniformly deployed in each sub-interval, and the temperature information of the fuze chip is acquired; the temperature coordinates of the calibration points are collected in real time through the high-precision temperature sensor and then quantized through the analog-to-digital converter. According to the method, the density of calibration points in subintervals is dynamically adjusted, nonlinear characteristics of a temperature sensitive area are effectively captured, and the local fitting error between adjacent calibration points is reduced to 0.02 DEG C or below in combination with a cubic Hermite interpolation and residual compensation algorithm. In addition, the local fitting error between adjacent calibration points is reduced to 0.02 DEG C or below through application of a redundancy check storage architecture and an interleaving addressing technology. And the single event upset resistance of the calibration parameters is improved.

The invention discloses a special cooling device for a computer GPU (Graphic Processing Unit) cluster server, which comprises a box body, a support frame, a circulating pipe, a cooling box, a first piston cylinder, a liquid outlet pipe, an injection pipe, a liquid inlet pipe, a heat dissipation mechanism, a cooling mechanism, a detection mechanism and an auxiliary mechanism, meanwhile, a filter plate can prevent dust in air from entering, a detection mechanism monitors the temperature in the box body in real time by utilizing the thermal expansion characteristic of alcohol, and a signal is transmitted to an external controller through a pressure sensor so that a worker can master the operation temperature state of the server in real time; the cooling mechanism automatically adjusts the flow speed and flow of cooling liquid according to temperature changes so as to meet the heat dissipation requirements of the server under different loads, the auxiliary mechanism conducts rolling sweeping on a filter plate through a cleaning roller, smooth air circulation is ensured, the efficient and intelligent cooling effect is achieved, and the service life of the server is prolonged. And the operation stability and the service life of the GPU cluster server are improved.

The invention discloses a new energy automobile high-voltage connector thermal management system and an optimization control method, and relates to the technical field of connecting piece thermal management. The multi-dimensional temperature sensing module is used for acquiring and fusing data by using a thermocouple, an infrared sensor and the like; the combined type heat dissipation execution module adopts a bionic liquid cooling plate, a nano coating fin and a semiconductor chilling plate to dissipate heat; the intelligent heat management control module is used for adjusting heat dissipation by means of an MPC algorithm and fuzzy PID; the fault diagnosis and safety protection module can give an alarm, cut off power and guarantee the reliability of the sensor; and the data interaction and optimization module is used for realizing data interaction and strategy remote optimization. Through multi-module cooperation and intelligent control, the working temperature of the connector is reduced, the heat dissipation efficiency and the control precision are improved, the response time is shortened, and the energy consumption and the service life are balanced; and meanwhile, the fault diagnosis capability is enhanced, the maintenance frequency is reduced, strategy optimization is realized by means of a digital technology, and safe and efficient operation of the high-voltage connector is guaranteed.

The invention discloses an industrial Internet of Things intelligent equipment control method. The method comprises the following steps: S1, data recording: a monitoring mechanism monitors temperature values of different time points in a closed shell in an operation process of intelligent equipment; s2, drift calibration: the driving mechanism controls the calibration mechanism to perform drift calibration on the corresponding abnormal temperature sensor; s3, data analysis: predicting the operating temperature of the equipment by the time sequence model, dynamically adjusting an alarm threshold according to historical data, and judging whether the monitoring temperature of the equipment exceeds the threshold or not; and S4, equipment starting and stopping: the driving mechanism controls the starting and stopping mechanism to perform power-off processing on the intelligent equipment. The control module and the monitoring mechanism are arranged, and the type of a data exception source is judged while the running state of the equipment is monitored through temperature; by arranging the driving mechanism and the start-stop mechanism, the intelligent equipment stops running; the calibration mechanism is arranged to carry out drift calibration on the sensor of the detection mechanism.

The invention provides a motor control method, which comprises the following steps: acquiring operation parameters of a motor, the operation parameters comprising current I, resistance R and rotating speed n; acquiring the temperature rise rate of the motor according to the operation parameters; obtaining a motor temperature change curve T (t) according to the temperature rise rate; and comparing the current operating temperature of the motor with the motor temperature change curve T (t) so as to control the motor to send out an early warning signal or control the motor to operate normally. The problem that motor aging is accelerated due to lagging of motor heat detection in the prior art is solved.

The embodiment of the invention provides a temperature monitoring optical cable and a cable assembly, and belongs to the field of optical cables. The temperature monitoring optical cable comprises a heating cable body, a heat transfer layer, at least one pressure sensing unit, a heat preservation buffer layer and a temperature sensing layer. The heat transfer layer covers the heating cable body so as to transfer heat of the heating cable body; the pressure sensing unit is arranged on the outer side of the heat transfer layer and extends in the length direction of the heating cable body; the temperature sensing layer wraps the pressure sensing unit, the temperature sensing layer is configured to apply pressure to one side of the pressure sensing unit according to temperature change, the pressure sensing unit generates a strain signal when being subjected to pressure so as to feed back the temperature of the temperature sensing layer, and the heat preservation buffer layer is used for preventing heat of the heating cable body from being transmitted to the temperature sensing layer. According to the temperature monitoring optical cable provided by the embodiment of the invention, the temperature of the environment where the superconducting cable of the cable assembly is located can be continuously monitored, and the working temperature monitoring precision of the superconducting cable is improved.

The invention discloses a server temperature monitoring and regulating method and electronic equipment, and relates to the technical field of servers. According to the scheme, the sensor group comprising a plurality of different types of temperature sensors is used for monitoring the temperature of each component in the server, so that the measurement error is obviously reduced; meanwhile, the working temperature interval of the component compared with the measured temperature value is not a fixed interval, but is dynamically adjusted according to the change of the load in the operation process of the server, so that the optimal heat dissipation effect is realized during temperature regulation and control; when it is confirmed that temperature regulation and control need to be carried out, the target cooling liquid flow is determined through a pre-constructed cooling liquid flow prediction model, the model is specifically constructed based on the average temperature of all parts of the server, the heat dissipation power and the server load, the optimal cooling liquid flow can be predicted to achieve energy consumption minimization of a pump set, heat dissipation energy consumption is effectively reduced, and the service life of the pump set is prolonged. And comprehensive optimization of the heat dissipation effect is realized.

A method and a system for controlling temperature of a motor, and a storage medium are provided. The method includes: acquiring a real-time temperature of the motor; comparing the real-time temperature with multiple preset temperature thresholds corresponding to a multi-level voltage amplitude limiting strategy; and determining the voltage amplitude limiting strategy at a level corresponding to the real-time temperature according to the comparison result and limiting input voltage of the motor with the voltage amplitude limiting strategy at the corresponding level to control the temperature of the motor. Through the multi-level temperature protection solution, when the motor reaches the corresponding temperature threshold, the corresponding limiting strategy comes into effect. Therefore, the system can maintain better performance while limiting the operating temperature for stable operation. Further, the real-time temperature of the system can be effectively controlled, thereby improving user safety and extending the service life of hardware.

The invention discloses a manufacturing method of a reconfigurable LPCAMM storage device, and relates to the technical field of production of storage devices, and the manufacturing method of the reconfigurable LPCAMM storage device realizes comprehensive improvement of technical performance, production efficiency and commercial value through an innovative modular hierarchical architecture and process collaborative design. On the basis that the compact characteristic of a traditional LPCAMM is kept, through the dual effects of mechanical guiding and elastic compensation, the sub-board assembly precision is improved, through the collaborative design of a self-compensation contact array of the detachable storage sub-board and a heat dissipation strengthening layer (S200), the ultra-long plugging service life is achieved, and through the combination of three-dimensional microstructure heat dissipation and the phase change heat storage technology, the phase change heat storage performance is improved. The working temperature of the device is reduced, the thermal resistance value is reduced, the thermal management bottleneck of a high-density storage module is broken through, and a complete solution with high reliability, maintainability and cost effectiveness is provided for large-scale application of the LPCAMM technology in emerging markets such as cloud computing terminals and industrial Internet of Things equipment.

The invention relates to a temperature control method and device and nucleic acid amplification detection equipment. The method comprises the following steps: when a main heating element reaches a target working temperature and the temperature is stable, obtaining a current combination corresponding to each auxiliary heating element according to the target working temperature and a preset corresponding relation; wherein the preset corresponding relation is the relation between the temperature and the current of the auxiliary heating piece meeting the temperature uniformity requirement; each auxiliary heating element is arranged corresponding to each temperature compensation area; and according to the current combination, an auxiliary heating element is driven to carry out temperature compensation adjustment on the temperature compensation area. The temperature uniformity can be realized, and the temperature accuracy is ensured.

The invention relates to the technical field of micro electro mechanical system sensors and signal processing, in particular to an acceleration sensor temperature drift compensation method and device and electronic equipment, and the method comprises the steps: obtaining the dynamic response data of an acceleration sensor at a plurality of working temperatures; fitting the dynamic response data to obtain a physical parameter and a continuous time transfer function of the acceleration sensor, and determining a digital filter coefficient according to the physical parameter and the continuous time transfer function; fitting based on the digital filter coefficient and the temperature to obtain a linear drift coefficient of the digital filter coefficient and the temperature, constructing a temperature offset compensation model according to the linear drift coefficient, inputting the working temperature of the acceleration sensor into the temperature offset compensation model, and outputting the digital filter coefficient by the compensation model, and performing temperature drift compensation on the acceleration sensor by using the digital filter coefficient. Therefore, the problems of output distortion caused by the dynamic characteristic of the acceleration sensor along with temperature drift, difficulty in realizing effective temperature self-adaptive dynamic compensation and the like are solved.

The invention belongs to the technical field of air fryers, and particularly relates to an over-temperature alarm method and system for an air fryer, which intelligently analyzes whether the air fryer exceeds a safe operation range or not by monitoring the actual operation temperature of the air fryer in real time, and calculates a risk coefficient based on the over-temperature duration and the value of the exceeded safe operation range. Therefore, potential dangers are effectively evaluated; once a high-risk condition is detected, the system activates an early warning signal and prompts a user to check and adjust setting parameters; according to the method, the use safety of the equipment is improved, the potential over-temperature risk can be found under the condition that the user does not perceive, guidance is provided in time to help the user to quickly take corrective measures, equipment damage or safety accidents caused by improper use are avoided, and the user experience and the safety and reliability of the equipment are remarkably enhanced.

The invention discloses a linearity optimization test method for a semiconductor gas sensor, which belongs to the technical field of gas detection, and specifically comprises the following steps: acquiring a working temperature interval [A, B] when the linearity of the sensor is greater than a set standard, and setting a plurality of test temperatures in a test environment to collect the internal temperature of the sensor in real time, for each test temperature, if the test temperature is smaller than A, the adjustable voltage output circuit is controlled to heat the sensor; if yes, the adjustable voltage output circuit is controlled to cool the sensor. Drawing a time-varying curve of the internal temperature of the sensor at any test temperature, and calculating the temperature variation speed corresponding to the test temperature; then calculating a corresponding balanced working voltage according to the temperature change speed, and taking the balanced working voltage as a working voltage of the adjustable voltage output circuit at the test temperature; according to the invention, targeted optimization of the gas sensor in different scenes is realized.

The invention, which relates to the technical field of power transmission, discloses a high-power intelligent temperature control cable comprising a conductor, a first insulating layer, a temperature control system, an early warning system and a protective sleeve. The conductor is made of a high-conductivity material, and the conductor is coated with a first insulating layer; the temperature control system comprises a liquid cooling pipe and a plurality of temperature sensors, and cooling liquid is suitable for flowing in the liquid cooling pipe; the early warning system comprises a temperature sensing optical fiber which is distributed along the axial direction of the conductor, and the temperature sensing optical fiber is connected with a fault early warning module; the protection sleeve wraps the conductor, the temperature control system and the temperature sensing optical fiber and comprises an electromagnetic shielding layer, a mechanical protection layer and a safety protection layer. The temperature sensor and the fault early warning module are used for connecting the control unit. The operating temperature of the cable is adjusted in real time through the temperature control system, and thermal fatigue of the conductor is effectively inhibited; high-strength electromagnetic shielding, mechanical tensile strength and bending resistance are provided through the protective sleeve; and the temperature and strain states of the cable are monitored in real time through the early warning system, so that the operation safety is improved.

The invention discloses a smoothie forming control method and system for different materials, a computer and a storage medium. The method comprises the steps that hardness gear data and an operation temperature value and an operation temperature change rate in an ice making cavity are obtained in real time; when the operating temperature change rate meets a freezing point triggering rule, obtaining a gear temperature threshold value and gear control data of a corresponding hardness gear according to the current operating temperature value, the hardness gear data, a preset freezing point type database and a type gear control library; when the operation temperature value is smaller than or equal to the gear temperature threshold value, heat preservation maintaining work is carried out, and timing is carried out; when the timing time meets the gear heat preservation adjusting rule, the gear temperature threshold value is updated, and heat preservation maintaining work is carried out; and when the gear temperature threshold value is smaller than or equal to the gear heat preservation maintaining threshold value, final heat preservation maintaining work is carried out according to the gear heat preservation maintaining threshold value, so that the current smoothie hardness is maintained. According to the invention, the material type can be automatically detected, corresponding smoothie forming control work can be carried out, and the smoothie tastes good.

The invention relates to the field of thermal management of electronic equipment, and discloses a heat dissipation control method and system for a set top box and a storage medium, and the method comprises the steps: firstly obtaining a hardware layout corresponding to the set top box, positioning an adaptive heat dissipation node, and collecting initial data; according to the operation temperature data flow, generating a temperature curve, extracting an overheating risk point, and calculating a heat dissipation urgency value to generate an adjusting instruction; analyzing an instruction execution effect, and calculating a heat dissipation risk value by means of an effect deviation vector; and finally, determining an adjustment mode in combination with an adaptive mechanism, and extracting core data to generate a heat dissipation control report. The heat dissipation stability of the set top box is improved.

The invention discloses a motor housing with a heat dissipation function, and the motor housing comprises a housing body, and the left and right sides and the bottom of the housing body are provided with a plurality of heat pipe fin heat dissipation assemblies. A plurality of self-adaptive heat dissipation modules are mounted at the top of the shell; the inner wall of the shell is fixedly connected with a heat conduction coating. The invention aims to solve the technical problems that in the heat dissipation process of an existing motor shell, the heat dissipation area and the heat dissipation efficiency of the shell are not convenient to adjust according to the working temperature of a motor, temperature control is not accurate easily, and the performance and the service life of the motor are reduced.

The invention relates to a method, a device and equipment for detecting the breaking capacity of a circuit breaker, a medium and a program product. The method comprises the following steps: acquiring a simulation model of a target circuit breaker, current breaking current and current arcing time; according to the simulation model, the current breaking current and the current arcing time, analog simulation is conducted on the working process of the target circuit breaker, and working temperature information of the target circuit breaker is obtained, the working temperature information represents a working temperature change state of the target circuit breaker in an arc combustion process and a medium recovery process; and detecting the breaking capacity of the target circuit breaker according to the working temperature information. By adopting the method, the detection accuracy of the breaking capacity of the circuit breaker can be improved.

The invention discloses a remote monitoring system of a solar liquid cooling charging pile, and relates to the technical field of charging pile monitoring, and the system comprises a sensing layer, a network layer, a platform layer and an application layer. The liquid cooling system can intelligently adjust the heat dissipation strategy according to the actual working condition, when the photovoltaic power generation power is excessive, the system actively increases the liquid cooling flow speed to reserve the heat dissipation margin, the temperature of parts is reduced in advance, and the problem of heat dissipation lag during high-load operation is effectively avoided; the pulse type pressurization cooling strategy can accurately respond to temperature gradient changes, the heat exchange efficiency is enhanced through high-frequency dynamic adjustment, the heat accumulation risk under the constant flow speed is avoided, intelligent matching of the heat dissipation capacity and pump power consumption is achieved, and it is guaranteed that components are always in a safe working temperature interval.

The invention discloses an optical Gray code encoder temperature compensation method and system based on an NTC resistance network, and the method comprises the steps: calibrating a PD signal drift law in a working temperature range, designing an NTC voltage division circuit matched with the law, and integrating the NTC voltage division circuit to a comparator, thereby achieving the real-time offset of the PD signal temperature drift. According to the scheme, the defects that in the prior art, complexity is high and cost is high are overcome, compensation precision within + / -0.5% is achieved only through basic electronic elements, the response speed reaches the microsecond level, cost is reduced by 60% or above, the method is suitable for wide-temperature-range scenes ranging from-40 DEG C to 85 DEG C, and a low-cost and high-precision temperature compensation solution is provided for precise measurement of high-end equipment.

A package includes an electronic IC (EIC) coupled with a PIC at the top of the PIC. The EIC has a thermal controller, a signal interface, and a device interface. The PIC has a photonic device and a device heater. The device heater is located within 3,000 nm from the photonic device. The PIC receives heater power from the bottom of the PIC. A thermal controller in the EIC receives information of the temperature of the photonic device and controls the heater power applied to the device heater.

The invention discloses a preheating system of a solid state disk, and relates to the technical field of storage, and the system comprises the solid state disk which is used for sending a first instruction to a power supply device when it is detected that the initial temperature value of each target area in at least one target area is smaller than or equal to the corresponding minimum working temperature value. And the power supply device is used for heating each target area according to a full-power heating mode. The solid state disk is also used for predicting a target temperature value of each target area after a preset time period; and when the difference between the target temperature value of each target area and the corresponding minimum working temperature value is smaller than the preset temperature difference value, a second instruction is sent to the power supply device. And the power supply device is used for heating each target area according to a pulse heating mode and stopping heating until the real-time temperature value of each target area is greater than the corresponding minimum working temperature value. The problems of high power consumption, high time delay, slow response and low working efficiency of the solid state disk caused by the low-temperature problem can be solved.

The invention discloses an industrial personal computer protection and heat dissipation integrated device, and relates to the technical field of industrial computers, and the industrial personal computer protection and heat dissipation integrated device comprises a driving energy-saving rotating motor, a mounting rod, a protection heat dissipation assembly, an industrial personal computer body and a dynamic heat dissipation adjusting assembly. An intelligent dynamic heat dissipation adjusting structure is formed, so that through real-time monitoring of a built-in high-precision temperature sensor and a position sensor and precise control of an external PLC, the working state of each heat dissipation assembly can be rapidly and accurately adjusted according to the temperature change and the operation state of the interior and the surface of the industrial personal computer body, and the heat dissipation efficiency is improved. Compared with a traditional single heat dissipation mode or a simple fixed heat dissipation structure, the industrial personal computer has the advantages that the heat dissipation efficiency and effect are greatly improved, it is ensured that the industrial personal computer body is always in a proper working temperature range, and the stability and reliability of the industrial personal computer body are improved.

Aspects of the disclosure relate to an integrated circuit that operates temperature or fault monitoring of one or more electronic components. An apparatus may include a first temperature sensor and a second temperature sensor at different locations. The first temperature sensor and the second temperature sensor may be positioned at different locations in order to have a comparative numeric relationship that is indicative of whether there is a fault in an electronic component during a baseline period.

The invention relates to a heat dissipation method based on multi-physics field coupling, an electric power module and a data center, and the heat dissipation method comprises the steps: obtaining the structure parameters and operation temperatures of a plurality of target devices, and the internal and external fluid pressures of the target devices; based on the structure parameters, the operation temperature and the fluid pressure intensity, constructing a multi-physical field coupling heat dissipation model comprising a structure field, a temperature field, a magnetic field and a flow field; and adjusting a heat dissipation structure, load distribution, a fluid air duct and vortex heat of the target equipment based on the heat dissipation model. According to the invention, the heat dissipation effect of the compact high-density power module and the data center can be improved.

In an example, an electronic device includes an electronic component with a temperature sensor to measure a first operating temperature of the electronic component at a first operating state having a first power value; and measure a second operating temperature of the electronic component at a second operating state having a second power value. The electronic device includes a controller to determine a first delta between the first operating temperature and an ambient temperature and determine a second delta between the second operating temperature and the ambient temperature. The controller is to determine a thermal resistance value and provide a notification when difference between a target thermal resistance value and the thermal resistance value exceeds a threshold.

The embodiment of the utility model discloses an over-temperature protection circuit applied to an intelligent socket and the intelligent socket, the circuit comprises an over-temperature latch module and a control module, and the control module is respectively connected with the over-temperature latch module and an input power supply; the over-temperature latch module outputs a low-level control signal when the working temperature of the intelligent socket is lower than a preset temperature; the controller is also used for outputting and latching a high-level control signal when the working temperature is greater than a preset temperature; the control module is used for conducting a power supply loop of an input power supply and the intelligent socket when receiving a low-level control signal; and the controller is also used for disconnecting the power supply loop when receiving the high-level control signal. According to the embodiment of the utility model, the over-temperature latch module used for detecting the working temperature is arranged, and the control signal is output when the intelligent socket is over-temperature, so that the control module disconnects the power supply loop of the intelligent socket, over-temperature detection and protection of the intelligent socket can be effectively realized, the reliability of the intelligent socket is improved, and the cost is reduced.