105results about How to "High temperature control accuracy" patented technology

The invention discloses a temperature control management system of an intelligent medical cabin for high altitude, which comprises a multi-source data acquisition module, a power self-adaptive processing module and a temperature control management display module, relates to the technical field of medical environment control, and solves the technical problems of serious performance attenuation, low energy efficiency, rigid control strategy and poor adaptability. According to the method, the current altitude and the current atmospheric pressure serve as core input parameters, the heating capacity attenuation coefficient and the convective heat transfer coefficient of the heat pump are subjected to real-time and quantitative scientific correction, the limitation that a traditional system neglects changes of environmental physical characteristics is broken through, a heat load calculation model is converted into a plateau self-adaptive model from a plain model, and the calculation efficiency is improved. The calculated total heat load demand and the heat pump output power better meet the actual physical conditions of the plateau, and therefore it is guaranteed that the basic output capacity of the temperature control system is consistent with the design expectation.

The invention belongs to the technical field of sputter deposition, and provides an automatic temperature control system and method for a sputter deposition device, and the system realizes the accurate control of the cavity temperature in the sputter deposition process by integrating components such as a vacuum gauge, a gas cylinder, a valve, a thermocouple temperature measurement element and a PID (Proportion Integration Differentiation) regulator. The system monitors the temperature of the cavity in real time by using the thermocouple, and automatically adjusts the power of the heating wire through the PID regulator according to the comparison result of a set value and an actual value, thereby maintaining the stability of the temperature of the cavity. In addition, the system has the function of communicating with an upper computer, remote monitoring and control can be carried out through a software layer, and the automation level and the temperature control precision of the sputtering deposition process are improved. The problems that in the prior art, temperature control precision is low, the automation degree is insufficient, and stability is poor are solved, through linkage control over the temperature, the vacuum degree and the gas flow, the consistency of film performance is guaranteed, and the method is suitable for large-scale production of high-precision films.

The invention discloses an air-liquid temperature control device and method. The air-liquid temperature control device comprises a refrigerating unit, a controller, a first electronic expansion valve, a second electronic expansion valve group, a liquid cooling module and an air cooling module, the refrigerating unit is communicated with an inlet of the air cooling module through a first electronic expansion valve, is communicated with an inlet of the liquid cooling module through a second electronic expansion valve group, and is used for providing refrigerating power according to the requirement of a heat energy load; an outlet of the air cooling module and an outlet of the liquid cooling module are communicated with the refrigerating unit; the controller is connected with the first electronic expansion valve and the second electronic expansion valve set and used for controlling the opening degree of the first electronic expansion valve and / or the opening degree of the second electronic expansion valve set according to the requirement of the heat energy load so as to adjust the refrigerant flow of the air cooling module and / or the refrigerant flow of the liquid cooling module, and the energy consumption of the air-liquid temperature control device is reduced. And meanwhile, the integration level, the temperature control efficiency and the temperature control precision of the air-liquid temperature control device are improved, and the temperature uniformity of a plurality of heat energy loads is improved.

The invention belongs to the technical field of temperature control, and particularly relates to a machine room temperature control method and system based on distributed optical fiber temperature sensing, and the method comprises the steps: collecting a first temperature set and a second temperature set through two or one distributed optical fiber sensing network which is disposed in a machine room or a machine room cooling unit and is used for the refrigerant outlets of an energy-using cabinet and a refrigerating cabinet; within the set unit time, the sum of the temperature rise of all the energy consumption cabinets and the sum of the temperature change of all the refrigerant outlets are calculated; and then, inputting the operation parameters into a control model constructed based on a heat energy balance principle, calculating to obtain the operation control parameters of the refrigeration equipment, and accurately adjusting the output according to the operation control parameters. High-precision and large-range direct temperature sensing is achieved through the DTS technology, and dynamic precise matching and energy saving of heat production and refrigeration of the machine room are achieved through the global temperature difference and the control strategy combining calculation and a physical model.

This invention relates to the field of automatic temperature control technology and discloses an improved PID temperature control method, comprising the following steps: S1, setting the target temperature of the controlled object and acquiring the actual temperature of the controlled object in real time, dividing the working range into two stages based on the target temperature of the controlled object: a low-temperature range and a high-temperature range; S2, dividing the working state into two states: heating and cooling, based on the positive or negative error between the target temperature and the actual temperature of the controlled object; S3, matching different polynomial algorithms according to the working range of the controlled object and the current working state to obtain the corresponding proportional coefficient, integral time constant, and derivative time constant, thereby changing the output power of the temperature source. This invention shortens the time for the temperature to reach steady state, reduces the overshoot amplitude, and improves the temperature control accuracy. No additional temperature source is required, resulting in low cost. A single polynomial coefficient fitting calculation for the same product can be applied to all batches of products.

The invention is suitable for the technical field of fluid mechanics experiments, and provides a Tesla valve visualization experiment device and method based on semiconductor heating and cooling, and the device comprises a Tesla valve heat dissipation plate, a fluid supply and vacuum system, a heating, cooling and temperature control module, a data acquisition and visualization module, a supporting and fixing module and a power supply module. A valve body structure formed by combining an acrylic plate and a copper plate engraved with a Tesla valve runner is matched with a high-precision high-speed camera, so that the real-time visual observation of the flowing state of fluid in the Tesla valve is realized. According to the invention, visualization of the Tesla valve flow channel experiment is realized, the flowing form of fluid in the Tesla valve flow channel can be clearly presented, the Tesla valve performance verification method is suitable for Tesla valve performance verification under different structure parameters, different fluid media and temperature conditions, and reliable experiment support is provided for structure optimization and application expansion of the Tesla valve.

The application provides an electric heating device for a strip steel heat treatment furnace, which comprises an electric heating radiation tube mechanism and an atmosphere protection cover mechanism, the electric heating radiation tube mechanism is horizontally suspended in the strip steel heat treatment furnace, one end of the electric heating radiation tube mechanism is fixed on a side wall of the strip steel heat treatment furnace, the end of the electric heating radiation tube mechanism is exposed to the strip steel heat treatment furnace, and the other end of the electric heating radiation tube mechanism extends into the strip steel heat treatment furnace, and the atmosphere protection cover mechanism covers the end of the electric heating radiation tube mechanism connected with the strip steel heat treatment furnace and is fixed on the wall of the strip steel heat treatment furnace, the electric heating device has the advantages of low cost, high temperature control precision, good energy-saving effect, long service life and low maintenance cost.

The invention discloses a cattle farm playground water trough anti-freezing temperature control system based on solar energy storage, and relates to the technical field of livestock breeding equipment, the cattle farm playground water trough anti-freezing temperature control system comprises a solar power generation module, an energy storage management module, a temperature control execution module and an intelligent control module, the solar power generation module is electrically connected with the energy storage management module and the temperature control execution module, and the intelligent control module is electrically connected with the energy storage management module. The energy storage management module is electrically connected with the temperature control execution module and the intelligent control module, and the temperature control execution module is in signal connection with the intelligent control module. Compared with an existing solar heating device lacking a stable energy storage system, the cattle farm playground water trough anti-freezing temperature control system based on solar energy storage stores electric energy through a solar storage battery of the energy storage management module, and the solar energy storage management module stores the electric energy at night or in a scene with insufficient illumination such as cloudy and rainy days; a storage battery power supply mode can be switched through the intelligent control module, continuous operation of the temperature control execution module is guaranteed, freezing of the water trough due to power supply interruption is avoided, and normal water drinking of cattle in winter is guaranteed.

The application discloses a hot-rolled strip coiling temperature control method and related equipment, and relates to the technical field of hot rolling. The method comprises the following steps: acquiring temperature data in the width direction of the strip; normalizing and polynomial fitting the temperature data to calculate a center point temperature value of the width of the strip; and adjusting the opening and closing state of a cooling zone valve based on the center point temperature value to control the coiling temperature of the strip. The application can more accurately reflect the actual temperature condition of the strip, effectively overcomes the problem that the traditional point-type pyrometer measurement is easily affected by the shape and surface of the strip and is distorted, and thus improves the mechanical properties and organizational properties of the strip and guarantees the product quality.

This utility model belongs to the field of tobacco curing technology and discloses an automatic feeder. The automatic feeder includes a casing, a hopper, a conveying trough, a conveying mechanism, and a control component. The casing includes a first chamber and a second chamber; the hopper is located on the top of the casing and communicates with the first chamber; the conveying trough is located on the side of the casing near the first chamber and communicates with the first chamber; the conveying mechanism includes a conveying component and a power component. The conveying component is located in the first chamber to convey fuel, and the power component is located in the second chamber and connected to the conveying component to drive the conveying component; the control component includes a controller and a curing barn controller, and the controller is communicatively connected to both the power component and the curing barn controller. In this application, the controller dynamically adjusts the power of the power component based on the curing barn temperature feedback from the curing barn controller, thereby controlling the fuel conveying speed, improving the temperature control accuracy and tobacco quality during tobacco curing, reducing manual labor intensity, and increasing tobacco curing efficiency.

The utility model discloses a coal gas pressure stabilizing control device for a blast furnace coal injection and pulverizing system. A waste gas pipeline is provided with a waste gas fan, a waste gas electric regulating valve, a waste gas flowmeter and a waste gas pressure transmitter; a coal mill inlet temperature thermal resistor and a coal mill inlet pressure transmitter are arranged on the outlet pipeline; a coal gas pressure transmitter, a coal gas flowmeter and a coal gas electric control valve are arranged on the coal gas pipeline, and an outlet temperature thermocouple and an outlet pressure transmitter are further arranged on the outlet pipeline; a waste gas carbon monoxide detector and a waste gas oxygen content detector are arranged on the waste gas pipeline; and a gas pneumatic quick switching valve, a gas electric blind plate valve, a gas electric butterfly valve and a carbon monoxide heat conduction type gas analyzer are arranged on the gas pipeline, and the number of the gas electric control valves is larger than or equal to two. According to the utility model, the gas regulating valve or the bypass pipeline three-valve group is additionally arranged, so that a monitoring instrument is perfected, and the gas flow and pressure are accurately controlled.

The invention discloses a temperature control device and method of a semiconductor cooler and a laser device. The temperature control device of the semiconductor cooler comprises a semiconductor cooler driving circuit, a temperature control circuit and a temperature control circuit, wherein a driving signal output end of the semiconductor cooler driving circuit is connected with the semiconductor cooler; the output end of the temperature adjusting circuit is connected with the semiconductor cooler driving circuit, and the temperature adjusting circuit is used for sending an adjusting signal to the semiconductor cooler driving circuit according to the temperature of the semiconductor cooler. In this way, the laser temperature control effect can be improved.

The invention provides a wind turbine heat pump unit control method, after a wind turbine is started, the working condition of a unit is adjusted according to a plurality of parameter indexes, and the method comprises the following steps that the current outlet water temperature and the target water temperature are judged to obtain a first parameter index, and a first adjusting instruction is determined according to the first parameter index; judging the sizes of the target loading position and the current loading position so as to obtain a second parameter index, and determining a second adjustment instruction according to the second parameter index; determining a load adjusting instruction output to the unit according to the first adjusting instruction and the second adjusting instruction; after the unit is adjusted according to the load adjusting instruction, the water valve opening degree is adjusted according to the first parameter index. The control system adjusts the automatic adjustable load position according to the water outlet temperature target value, the current load of the compressor and the target load of the wind turbine, the wind energy fluctuation and the heat load requirement of a user are balanced, and energy storage dependence is reduced.

The application discloses a kind of high protein yoghourt production energy-saving cooling device, belong to yoghourt production equipment technical field.Device includes conveying pipe, cooling cavity, vibration cavity, cooling cavity is sleeved in the outside of conveying pipe, and the outer wall of conveying pipe is equipped with circumferential array spiral groove, spiral vibration cavity is embedded in groove, and cavity body two ends are respectively communicated with air inlet pipe and air outlet pipe.Cooling cavity is equipped with coiled cooling pipe inside, and cooling pipe is positioned by fixed ring, and it is constituted stable damping structure by collocating support plate and shock absorber, and fixed ring is equipped with rubber ring with array through hole between conveying pipe, can improve damping effect.Vibration cavity inside is connected in series with multiple groups of vibration body with eccentric flywheel, can generate high-frequency micro-vibration, continuously disturb viscous yoghourt, avoid material adhesion and block pipe.The present application relies on spiral flow guide and vibration disturbance structure, solve the problem that high protein yoghourt is not uniformly cooled, is easy to accumulate and coagulate, effectively improve the efficiency of heat exchange, reduce production energy consumption, equipment runs stably, adapts continuous production, effectively guarantee yoghourt quality.

The present application relates to the technical field of heating devices, and discloses a ceramic electric soldering iron, comprising a soldering iron head, a handle, a ceramic heating body, a positive wire and a negative wire, wherein the ceramic electric soldering iron further comprises a conductive wire and a ground wire, wherein the negative wire is connected to the soldering iron head, the positive wire is connected to the ceramic heating body, the conductive wire is connected to the negative wire at the front end of the ceramic heating body, the conductive wire is connected to a control measurement center (which can measure a grounding voltage and a grounding resistance), and the ground wire is connected to the handle. The ceramic electric soldering iron has the advantage of determining whether the grounding voltage less than 2 mV and the grounding resistance less than 2 Ω are satisfied.

This invention discloses a server temperature control method and system based on deep learning, belonging to the field of server temperature control technology. First, server hardware temperature, business load, and environmental parameters are simultaneously collected. Thermal imaging technology is used to capture heat conduction relationships, and a dynamic relationship network is constructed through spatiotemporal fusion processing. Based on this network, a heat flow prediction model is built. The model parameters are dynamically corrected by combining the thermal response characteristic attenuation coefficient generated from business load feature analysis to predict temperature distribution changes. A candidate control strategy set is generated accordingly. The optimal strategy is selected through composite scenario simulation, and control commands are generated. The actual temperature after the control command is executed is compared with the model's predicted temperature in real time. When the deviation exceeds a threshold, the system switches to a safe control mode. After the deviation recovers, incremental samples are extracted to update the model parameters, thereby achieving precise temperature control.

The invention relates to the technical field of temperature regulation, in particular to an electric oven temperature regulation system and method with a multi-zone independent temperature control function. A temperature heating unit of the system is used for independently heating each independent temperature control area in the electric oven, and a data acquisition unit is used for acquiring area temperature data, physical partition plate information and current heating power; the data processing unit is used for performing data analysis on the temperature data of each region and the information of each physical partition plate to obtain an article influence coefficient and a temperature influence coefficient; the temperature analysis unit adjusts and analyzes the heating power of each independent temperature control area to obtain a temperature adjustment parameter of each independent temperature control area; after the temperature adjusting unit sends the temperature adjusting parameters to the temperature heating unit, the temperature heating unit is driven to adjust and control the temperature of each independent temperature control area; according to the invention, accurate temperature control of each independent temperature control area is realized, and the regulation and control time of each independent temperature control area is saved.

The invention relates to the technical field of energy storage and heat dissipation, in particular to a control method and device of an energy storage air conditioning system, an air conditioner and a storage medium. The energy storage air conditioning system comprises a compressor, and the control method of the energy storage air conditioning system comprises the steps that current operation data and predicted operation data are obtained; inputting the current operation data into a current heat dissipation model to obtain current heat dissipation data at the current moment, and inputting the predicted operation data into a predicted heat dissipation model to obtain predicted heat dissipation data at the next moment; performing calculation processing on the current heat dissipation data and the predicted heat dissipation data to obtain a current comprehensive parameter at the current moment and a predicted comprehensive parameter at the next moment; and predicting based on the current compressor rotating speed, the current comprehensive parameters and the predicted comprehensive parameters to obtain a predicted compressor rotating speed of the compressor at the next moment, and controlling the compressor to work based on the predicted compressor rotating speed at the next moment. Therefore, the operation efficiency and the temperature control precision of the energy storage air conditioning system are improved.

The invention relates to the technical field of plastic box injection molds, and discloses an injection mold of a plastic box. A liquid cooling system for carrying out full-circumference wrapping and shape following on a cavity is arranged in a cavity insert; the liquid cooling system comprises a first cooling flow channel, a second cooling flow channel, a third cooling flow channel and a fourth cooling flow channel which are sequentially distributed from inside to outside in the radial direction of the molding surface of the cavity, and the first cooling flow channel, the second cooling flow channel, the third cooling flow channel and the fourth cooling flow channel are arranged along the contour of the molding surface of the cavity at equal intervals in a conformal mode. The distance between the radial gradient shape follow-up runner and the forming surface of the cavity is kept consistent, a cavity insert is wrapped in a full-circle closed-loop mode, a gradient layered runner layout with the radial heat load distribution of the cavity as the core is created, and through cooperation of the radial gradient shape follow-up runner, the differential turbulent flow guide structure, the heterogeneous heat conduction ring and the self-exhaust cavitation-preventing structure, the heat conduction performance of the cavity insert is improved. Accurate temperature control and uniform cooling of the whole area of the plastic box cavity are achieved.

The utility model provides a kind of wafer temperature uniform control and automatic transfer integrated device in hot plate air extraction process, including disc-shaped cavity main body and automatic wafer transfer assembly, cavity main body top is plane structure, hot plate upper surface is perpendicular to the central axis of cavity main body, the sealing disc is coaxially arranged with cavity main body;It further includes air inlet and air outlet, air inlet is circularly opened in the sidewall top of the cavity main body;Air outlet is opened in the top surface center of the cavity main body.The utility model determines suitable cavity wall surface material by optimizing cavity structure, reasonably selecting air inlet and air outlet position, solves the problem of wafer temperature uneven in prior art, and realizes wafer automatic taking through intelligent automatic wafer transfer assembly structure under the form of not changing cavity structure, improves the quality and efficiency of semiconductor wafer manufacturing.

The application discloses an in-situ environmental device suitable for in-situ loading and heating of metal materials and relates to the field of material mechanical property testing.The device comprises a shell base, a sample clamping assembly, an environmental cavity, a loading mechanism, a force sensor, a heating assembly and a thermocouple, the environmental cavity is composed of a light transmission cylinder, a supporting cylinder and a supporting cylinder base, the heating assembly is installed on the bottom surface of an upper clamp and covers the periphery of a sample, the sample is locally heated through a silicon carbide heating sheet, the loading mechanism is arranged in the shell base to apply an axial load to the sample, the force sensor collects load signals in real time, and the thermocouple monitors the temperature of the sample area and feeds back to a temperature control unit.The device has compact structure and good imaging compatibility, and can realize in-situ testing and three-dimensional damage evolution analysis of metal materials under thermal-mechanical coupling conditions.

The application provides a high-reliability high-temperature superconducting magnet shielding current elimination device and a control method thereof, and belongs to the technical field of high-temperature superconducting magnet shielding current elimination.The method comprises the following steps: step S1, obtaining the expected temperature of different positions of a high-temperature superconducting magnet according to the critical current and the operating current of the high-temperature superconducting magnet; step S2, heating the magnet by a heating device to obtain the basic current of the heating device; step S3, obtaining the magnet temperature by a temperature sensor; step S4, performing feedback control on the heating current by a PID controller based on the basic current, and adjusting the current output parameter according to the magnet temperature; and step S5, determining the output current of the heating power supply according to the heating current and the current output parameter; the shielding current of the high-temperature superconducting magnet is eliminated through the circulation of steps S2 to S5.The application greatly reduces the risk of quenching of the high-temperature superconducting magnet in the shielding current elimination process, and has the characteristics of high efficiency, high precision and high reliability.

The utility model provides a high and low temperature impact test box, including impact test box, the inside of impact test box is high temperature test area and low temperature test area, is provided with test basket in test area, test basket is connected with the lifting assembly behind impact test box inside, is used for drive test basket to lift between high temperature test area and low temperature test area, the side surface of high temperature test area and low temperature test area is provided with the exchange hole, and the exchange hole is communicated to temperature control component, is used for controlling the temperature of high temperature test area and low temperature test area. The utility model, through setting first capillary and second capillary, and cooperate with the flow divider, can accurate distribution refrigerant's flow according to high and low temperature test area's refrigeration demand, both satisfy low temperature area forced cold load, and avoid high temperature area excessive refrigeration, reduce refrigerant invalid circulation, reduce compressor energy consumption, improve whole machine temperature control precision and energy saving nature.

The utility model discloses a kind of temperature control equipment for semiconductor production with quick heating, including working chamber and temperature control equipment, and the temperature control equipment is composed of temperature sensor, resistance heating device and quick heating device.The utility model, through the synchronous emission of multiple groups of laser transmitters laser beams, after reflection mirror emission, focusing mirror focuses, form array laser, irradiate in heat conduction rod inside, can make heat conduction rod rapidly heat up, laser heating mode heating speed is fast, temperature control precision is high, and contactless heating can avoid pollution.

The application discloses a temperature-sensing integrated heater and a control method. The temperature-sensing integrated heater comprises a heating assembly, a temperature measuring assembly, a control assembly, a communication assembly, a monitoring assembly and an alarm assembly. The heating assembly comprises a heating coil sleeved outside a flow channel and a heating rod embedded in the flow channel, so that continuous heating is realized to maintain a molten state of plastic. The temperature measuring assembly adopts a thermocouple to collect the temperature of the flow channel in real time and transmit the temperature to the control assembly. The control assembly cooperates with a PID temperature control system and a silicon-controlled voltage regulator to realize accurate constant-temperature control of the flow channel. The communication assembly establishes a remote control connection and supports remote control and data interaction. The monitoring assembly realizes visual monitoring through a network camera. The alarm assembly can monitor various system abnormalities and push accurate alarm information. A hierarchical management is adopted in the remote control platform to realize cooperative operation of various modules.

The application discloses a constant-temperature workshop temperature and humidity detection system, and relates to the field of intelligent device layout. The technical scheme realizes accurate environment modeling by constructing a three-dimensional space model and a multidimensional database, adopts a phased experimental verification system, scientifically quantifies the spatial relationship between a ventilation control domain and a device influence domain, innovatively uses a data point cloud matching technology to establish a temperature gradient field and a distance attenuation curve, combines device thermal effect analysis and a regional coincidence rate algorithm, realizes intelligent differentiated layout of temperature and humidity sensors, establishes deep integration of physical space modeling, dynamic experimental verification and data-driven decision-making, guarantees result repeatability through a standardized experimental process, optimizes sensor deployment density by using the spatial mapping relationship between the device and the air vent, significantly improves temperature control accuracy while reducing operation and maintenance costs, forms a complete closed loop from data collection, experimental verification to intelligent control, and provides an environment monitoring solution with scientificity and engineering practicability for constant-temperature workshops.

The utility model discloses a kind of storage device of potassium hydroxide, including storage container, KOH input port, inert gas input port, circulating pump system, observation port, sealing unit, cooling unit and control module are equipped on storage container;The control module is connected with metal ion concentration sensor, temperature sensor, flow sensor and pH monitor;The control module is used to collect the above sensor data, controls circulating pump system and cooling unit operating state, adjusts soft water supply flow, and triggers early warning when parameter is abnormal, simultaneously, operating data is uploaded to remote platform.

The invention discloses a PVT growth system and process for preparing 8-inch low-defect silicon carbide single crystals, and relates to the technical field of preparation and growth processes of silicon carbide single crystal materials, and the PVT growth system and process comprises the following steps: constructing a three-dimensional model of a growth device, carrying out space structure design and parameter setting on a heating unit, a heat insulation assembly and an airflow guide device, the thermal field structure is annularly and symmetrically distributed in the radial direction, and has a uniform temperature gradient area in the axial direction. By optimizing the thermal field structure design, matching the thermal expansion performance of the graphite assembly, implementing real-time temperature control and dynamic feedback adjustment, and introducing a gas transport guide and synchronous cooling strategy, the temperature field uniformity and thermal stress distribution in the crystal growth process are effectively controlled, the interface disturbance and crystal warping are inhibited, and the crystal growth quality is improved. The structural integrity and flatness of the silicon carbide single crystal are remarkably improved, the product yield is improved, and the processing difficulty and the manufacturing cost are reduced.

The application provides a cooperative temperature control method, device and partition temperature control system, comprising: performing global temperature control until a reference temperature control sub-area reaches a target temperature control; including the reference temperature control sub-area into a cooperative temperature control group, and sequentially including multiple secondary temperature control sub-areas into the cooperative temperature control group according to temperature control levels and triggering multiple rounds of temperature equalization processing; for each round of temperature equalization processing, performing, for each temperature control sub-area in the cooperative temperature control group to which the round of temperature equalization processing belongs: taking the actual temperature and the target temperature of the temperature control sub-area itself as inputs of a PID temperature feedback control algorithm of the temperature control sub-area, to realize temperature equalization of the temperature control sub-area; and after completing the multiple rounds of temperature equalization processing, realizing temperature equalization control of a target temperature control object. The application decomposes the target temperature control object into multiple temperature control areas and performs time-sharing and stage-by-stage temperature control coupled with each other, so that temperature deviation between multiple areas is greatly reduced, the uniformity of overall temperature control of the target temperature control object is improved, and temperature control precision is improved.

The invention discloses a fuel cell system of an air vortex tube and a thermal management method of the fuel cell system. The system consists of an air vortex tube assembly, a heat exchange system and an electric pile, an air inlet pipeline of the electric pile is divided into two paths, one path is connected with an electric pile air inlet through a humidifier, and the other path is connected with a cooling water inlet and outlet of the electric pile through an air vortex tube assembly and a heat exchange system. The air vortex tube and the plate heat exchanger are integrated on the fuel cell system, so that the fuel cell system has the advantages of fewer parts, low failure rate, simplicity in maintenance and lower cost. In addition, the air vortex tube and the plate heat exchanger are integrated on the fuel cell system, the structure is simple, the number of parts is small, the temperature control precision is high, and a thermal management control strategy can be verified in a laboratory.