21947 results about "Heat spreader" patented technology

The present invention relates to the technical field of heat sink structure design, and in particular to a micro-channel heat sink structure design method based on a multi-objective function. The method comprises the following specific steps: S1, constructing a general mathematical description of a topology optimization problem; S2, acquiring input conditions for a specific design scenario, and dividing a topology optimization design domain; S3, establishing a governing equation for a topology optimization model; S4, on the basis of an adjoint method, performing sensitivity analysis of a multi-objective function with respect to design variables; S5, solving the topology optimization model by means of a method of moving asymptotes (MMA); S6, obtaining a two-dimensional flow channel configuration of a heat sink on the basis of contour reconstruction, carrying out finite element analysis of a two-dimensional flow channel structure, and narrowing down the selection range of constraint conditions; and S7, on the basis of a two-dimensional finite element analysis result, constructing a corresponding pseudo-three-dimensional model, carrying out finite element analysis, and determining optimal constraint conditions to obtain a final topology-optimized heat sink configuration. Compared with traditional methods, the present invention can more efficiently solve the problem in respect of heat sink structure optimization under different scenarios.

The invention relates to the technical field of BMS control, and discloses a power battery BMS control temperature equalization method and device, and the method comprises the steps: carrying out the collection and thermodynamic characteristic analysis of the temperature data and heat loss power of N single batteries in a power battery pack, and obtaining the dynamic characteristic parameters of the temperature of the battery pack and a temperature field distribution prediction track; performing estimation compensation on thermal coupling interference and temperature measurement noise among the battery monomers to obtain actual temperature data of each battery monomer; performing battery pack temperature mean value calculation on the actual temperature data of each battery monomer, generating a temperature equalization target track, and performing multi-target optimization solution to obtain a temperature equalization control quantity of each battery monomer; and calculating the target heat dissipation power of each battery monomer, and outputting a regulation and control instruction of a radiator of each battery monomer. According to the invention, through real-time adjustment of the heat dissipation power correction coefficient, reasonable distribution of heat dissipation resources is realized, and the heat dissipation efficiency and the temperature equalization effect are improved.

An embodiment is a heat pump system for a vehicle, including a first cooling device including a first radiator, a first water pump, and a first valve connected by a first coolant line, a second cooling device including a second radiator and a second water pump connected by a second coolant line, a third cooling device including a third coolant line connected to the second cooling device through a first valve, a third water pump provided on the third coolant line, and a battery module and, a chiller provided on the third coolant line, and a gas injection device configured to selectively expand a refrigerant supplied from an internal condenser included in an air conditioner and supply the expanded refrigerant to a heat exchanger of the air conditioner, and selectively supply a portion of the refrigerant to a compressor.

The invention relates to the technical field of electric vehicle heat management, in particular to a direct heat pump type heat management system. Comprising a cooling liquid loop and a refrigerant loop, and the cooling liquid loop comprises a first cooling loop used for heat management of a battery pack, a second cooling loop provided with a plate heat exchanger, a third cooling loop used for heat management of an electric drive assembly and a fourth cooling loop provided with a radiator; the first cooling loop, the second cooling loop, the third cooling loop and the fourth cooling loop are connected through a seven-way valve; the refrigerant loop comprises a first refrigerating loop used for conducting heat management on the passenger compartment, a second refrigerating loop provided with an evaporator and a third refrigerating loop connected with the plate heat exchanger. The direct heat pump type heat management system is simple in structure, heat pump heating can be achieved in the heat pump mode that a refrigerant releases heat in the indoor condenser and absorbs heat in the outdoor heat exchanger under the condition that the external air temperature is low, and the energy-saving effect of an air source heat pump is reflected to the maximum extent.

The invention relates to the technical field of strength detection, and discloses radiator strength detection equipment and a detection method. The method comprises the following steps: carrying out adaptive wavelet denoising and structural association mapping on collected multi-scale structural feature data and multi-environment coupling material feature data of a radiator to be detected, and carrying out multi-dimensional feature extraction, space-time alignment and interactive mapping on an obtained fusion data set to obtain a multi-physical field coupling data matrix; carrying out physical field control equation set separation iteration solution and heat dissipation cyclic load and environmental action calculation on the coupling data matrix to obtain a damage evolution state; and performing multi-dimensional damage sensitive area identification based on the damage evolution state, generating a risk distribution map, performing failure comparison and life calculation based on historical failure data of the same type of radiators, and generating an intensity comprehensive detection result. Through multi-physical field coupling analysis and multi-dimensional damage evaluation, accurate detection of the strength state of the radiator is realized, and the accuracy of structural reliability evaluation is improved.

The invention provides a device and a method for extracting water from air operated under all working conditions. The device comprises a solar power supply unit, a salt-carrying hydrogel adsorption-desorption unit, an electric heating desorption unit, a water vapor condensation and collection unit and a PID control unit. The solar power supply system comprises a solar photovoltaic panel, an MPPT (maximum power point tracking) type photovoltaic inverter and a storage battery, the salt-carrying hydrogel adsorption-desorption unit comprises hydrophilic porous hydrogel and a LiCl / CaCl2 composite adsorption material, and the electric heating desorption unit comprises a copper heat-conducting plate loaded with the adsorption material and an electric heating sheet. The water vapor condensation and collection unit is composed of four finned radiators and two semiconductor chilling plates. The PID control unit is composed of a temperature and humidity sensor and a control circuit, wherein the temperature and humidity sensor is connected to the radiators and the front side of the adsorption bed. Water vapor in the environment is enriched through an efficient salt-loaded adsorbent packed bed, desorption is driven in two modes of solar photo-thermal and electric heating, desorbed high-humidity airflow passes through a fin type cooling fin connected with a semiconductor and then is condensed into liquid water, and the process of taking water from air is completed through a collector below. According to the device, low-energy-consumption air water taking under the humidity of 15%-100% can be achieved by controlling the operation time of all the units, the device is portable and compact, the automation degree is high, and high-water-yield air water taking is achieved by using solar photo-thermal and power generation as energy input.

A processor includes a first die, a second die connected to the first die with a microfluidic volume positioned between the first die and the second die, a wicking heat spreader positioned in the microfluidic volume; and a boiling enhancement surface feature positioned on at least one surface of the wicking heat spreader.

A heat exchanger conveys heat from a heat-generating component to a coolant. The heat exchanger includes a heat spreader plate defining an upper surface. A plurality of fins extend transversely from the upper surface to respective distal fin edges. The plurality of fins define a corresponding plurality of microchannels. A housing defines an underside surface positioned overtop the distal fin edges. The underside surface urges against the distal fin edges sufficiently to substantially inhibit a coolant from leaking from one microchannel to an adjacent microchannel. The fins can be sufficiently compressed between the heat spreader plate and the underside of the housing as to deflect the fins from an unloaded, at-rest orientation. The distal edges of the fins can be flared laterally outward. Such flared distal fin edges can be fused with the underside of the housing and the microchannels can be substantially free of any fusing material.

A thermal management system adaptive to super fast charging and a vehicle. The thermal management system comprises a refrigerant circulation, a motor coolant circulation and a battery coolant circulation. The refrigerant circulation comprises a compressor (1), an outside heat exchanger (4), a motor heat exchanger (10), and a battery heat exchanger (12). When a power battery is fast charged, a gaseous refrigerant flows out from an outlet of the compressor (1), passes through the outside heat exchanger (4) for heat dissipation, and then passes through the motor heat exchanger (10) for heat dissipation, to dissipate heat to the motor coolant circulation; and when passing through the battery heat exchanger (12), the refrigerant absorbs the heat of the battery coolant circulation, so as to cool the power battery. Therefore, by optimizing existing thermal management system architectures, the refrigerant circulation is associated with the coolant circulation, and radiators in the circulations are fully utilized, so that the heat dissipation efficiency is effectively improved when the power battery is fast charged.

The invention discloses an operation condition optimization method and system of a charging facility liquid cooling system, and relates to the technical field of data processing. The method comprises the following steps: acquiring charging load data of a plurality of heating devices in the liquid cooling system of the charging facility and environment temperature data of the environment; determining a target cooling liquid flow of the heating device based on a load voltage and a load current in the charging load data, and determining a target cooling liquid temperature of the heating device based on the environment temperature data; receiving the charging temperature of each heating device; and correspondingly adjusting the pump speed of a circulating pump in the liquid cooling system of the charging facility and the rotating speed of a radiator fan of each heating device by combining the target cooling liquid flow and the target cooling liquid temperature of each heating device, so as to cool each heating device until the charging temperature of each heating device is within a preset charging temperature range. By implementing the technical scheme provided by the invention, the effect of improving the liquid cooling efficiency of the liquid cooling system based on the charging facility is achieved.

The invention relates to the technical field of energy storage, in particular to an energy storage converter which comprises a shell, the shell is provided with a first containing cavity, a second containing cavity and a third containing cavity which are distributed in the first direction, the first containing cavity is provided with an inductor, a radiator and a first cooling fan, and the second containing cavity is provided with a high-voltage box, a power device and a heating electronic device; the third accommodating cavity is provided with a control board, an anti-interference board and a power board; a first partition plate and a second partition plate which are distributed in a spaced mode in the second direction are arranged between the first containing cavity and the second containing cavity, the first partition plate can support the high-voltage box, and the second partition plate can support the heating electronic device; along a second direction, the power device is arranged between the first partition plate and the second partition plate, and the second direction is perpendicular to the first direction; a first supporting plate is arranged between the second containing cavity and the third containing cavity and supports the control plate, the anti-interference plate and the power panel. The energy storage converter is high in space utilization rate, small in size and high in operation stability.

A power generator is described that provides at least one of electrical and thermal power comprising (i) at least one reaction cell for reactions involving atomic hydrogen products identifiable by unique analytical and spectroscopic signatures, (ii) a molten metal injection system comprising at least one pump such as an electromagnetic pump that provides a molten metal stream to the reaction cell and at least one reservoir that receives the molten metal stream, and (iii) an ignition system comprising an electrical power source that provides low-voltage, high-current electrical energy to the at least one steam of molten metal to ignite a plasma to initiate rapid kinetics of the reaction and an energy gain. In some embodiments, the power generator may comprise: (v) a source of H2 and O2 supplied to the plasma, (vi) a molten metal recovery system, and (vii) a power converter capable of (a) converting the high-power light output from a blackbody radiator of the cell into electricity using concentrator thermophotovoltaic cells with plasma light recycling or (b) converting the energetic plasma into electricity using a magnetohydrodynamic converter.

The invention relates to the technical field of optical communication, in particular to an optical module heat dissipation structure and a heat dissipation method thereof.The optical module is composed of an upper cover, a base, a PCBA board, an upper heat dissipation assembly and a lower heat dissipation assembly, and the upper heat dissipation assembly and the lower heat dissipation assembly are arranged on the upper side and the lower side of the PCBA board respectively and each composed of a heat conduction board and a heat dissipation device; the heat-conducting plate is arranged between the PCBA plate and the radiator, the first side of the heat-conducting plate is in contact with the PCBA plate, the second side of the heat-conducting plate is in contact with the radiator, and the radiator is internally provided with a radiating main air duct extending in the length direction of the radiator; cooling fins are embedded in the first side and the second side of the radiator, the cooling fins embedded in the second side of the radiator make contact with the corresponding upper cover or base, and the second side of the radiator is the side away from the heat conduction plate. According to the invention, heat generated by components on the PCBA board is transferred and dissipated by adopting a heat dissipation mode of combining dual-channel air-cooled heat dissipation and contact heat dissipation, and the internal temperature of the optical module can be efficiently reduced.

A heat pump system for a vehicle includes: a valve, an electrical component cooling device, a battery cooling device, an indoor heating device, an indoor cooling device, a centralized energy device, and a chiller, wherein the second line is selectively fluidically-connectable to the first line connected to the radiator through the second valve; a condenser included in the centralized energy device is selectively fluidically-connectable to the first line or the second line through a third valve to condense the refrigerant supplied through the refrigerant line through heat-exchange with a coolant provided in a sixth line through which a coolant flows; and a first end portion of the third line is selectively fluidically-connectable to the sixth line through a fourth valve provided in the sixth line.

The invention provides a hydrophilic and hydrophobic composite wetting microstructure steam cavity and a manufacturing method thereof, and relates to the technical field of heat dissipation devices. The hydrophilic and hydrophobic composite wetting microstructure steam cavity comprises an evaporation end and a condensation end, the surface of the evaporation end comprises a micro-channel hydrophilic area and a micro-array hydrophilic area, and the micro-channel hydrophilic area surrounds the micro-array hydrophilic area; the surface of the condensation end comprises condensation hydrophilic areas and condensation hydrophobic areas which are distributed at intervals, and the evaporation end and the condensation end are assembled to form a flat plate structure with a cavity in the middle. Different wettability surfaces of the condensation hydrophilic area and the condensation hydrophobic area are compounded, rapid nucleation condensation can be achieved, droplet-shaped condensation heat transfer of rapid falling of liquid drops in the condensation hydrophobic area and capillary suction rapid liquid discharge of the micro-channel hydrophilic area at the evaporation end are combined, condensation heat transfer of a working medium is enhanced, liquid backflow circulation is accelerated, and the condensation efficiency is improved. The temperature uniformity of the hydrophilic and hydrophobic composite wetting microstructure steam cavity is greatly improved, and batch forming of large-area microstructure functional surfaces is achieved through the in-situ heating imprinting forming micro-imprinting technology.

Structures having a through-stack thermal sink for dual-sided devices are described. In an example, an integrated circuit structure includes a front side structure. The front side structure includes a device layer having a plurality of fin-based or nanowire-based transistors, and a plurality of metallization layers above the plurality of fin-based or nanowire-based transistors. A backside structure is below the plurality of fin-based or nanowire-based transistors. A carrier wafer or substrate is bonded to the front side structure. A thermal conductive via extends from a location at a bottom of or below the plurality of fin-based or nanowire-based transistors to a location on or into the carrier wafer or substrate.

An embodiment heat pump system for a vehicle includes a first circuit including a radiator and a first valve in a first line, a second circuit including a first water pump, a second valve, and a third valve provided in a second line, a third circuit including electrical equipment provided in a third line, a fourth circuit including second water pump and a fourth valve provided in a fourth line, a fifth circuit including a battery module provided in a fifth line, a sixth circuit including a third water pump and a cooler provided in a sixth line, a seventh circuit including a fourth water pump and a heater provided in a seventh line, and a centralized energy module including a condenser, a chiller, and an evaporator.

The present disclosure discloses a dual liquid-cooling radiator for a semiconductor refrigeration system, including a first upper cold head module, a first lower cold head module, a second cold head module, and a semiconductor refrigeration chip. The temperature of a first liquid-cooling radiator is reduced through the conduction of the semiconductor refrigeration chip to reduce the temperature of a CPU. The heat generated by the semiconductor refrigeration chip is conducted through the second cold head module to reduce the temperature. A temperature control PCB adjusts the cooling temperature of the semiconductor refrigeration chip according to the temperature of the computer. A first water-cooled pipe and a second water-cooled pipe use a quick disassembly and assembly structure.

An electric work vehicle includes a chassis, a battery housing to house a plurality of battery modules, a liquid cooling system, at least one electric motor, and at least one inverter. The liquid cooling system includes a pump, a radiator, and a fan. The battery housing is supported by the chassis. The at least one inverter is electrically connected to the plurality of battery modules and the at least one electric motor. The pump is attached to a back surface of the battery housing. The radiator and the fan are attached on a front surface of the battery housing. The at least one inverter is attached to a side surface of the battery housing that faces a width direction. The at least one inverter and the at least one electric motor are mounted between the fan and the pump in a front-rear direction.

The invention discloses high-precision laser cutting equipment suitable for a complex circuit board, and relates to the technical field of circuit board cutting, the high-precision laser cutting equipment comprises a ceramic table top, a base, a cooling assembly and a waste collecting assembly, the ceramic table top is fixedly mounted at the top end of the outer wall of the base; a cooling assembly and a waste collecting assembly are fixedly installed on the side face of the base through a conveying mechanism. The cooling assembly comprises a nozzle, a liquid box and a radiator, the nozzle is fixedly installed on the side face of the top end of the outer wall of the base through a supporting piece, the liquid box is fixedly installed on the side face of the outer wall of the base, the radiator is fixedly installed on the side face of the inner wall of the base, an impeller is fixedly installed at the bottom of the inner wall of the radiator, and a ventilation opening is formed below the impeller. And a dustproof net is fixedly mounted at the ventilation opening through a bolt. By installing the cooling assembly, the cutting temperature is reduced, the problem of material deformation caused by the heat effect is solved, and it is helpful for guaranteeing the flatness and smoothness of the cutting face and the overall integrity of the circuit board.

The utility model relates to the technical field of hydraulic stations, and discloses an automatic temperature control system for a hydraulic station, which comprises an air-cooled radiator for radiating hydraulic oil, an oil inlet pipe and an oil outlet pipe for connecting the air-cooled radiator with the hydraulic station, a controller, a temperature sensor A, a temperature sensor B and an alarm, the temperature sensor monitors the temperature of hydraulic oil entering and exiting the air-cooled radiator in real time, and the controller adjusts the heat dissipation effect of the air-cooled radiator according to monitored data so as to maintain the oil temperature within a suitable range. And if the oil temperature exceeds a set threshold value, the controller can activate the alarm to prompt an operator to intervene. The system can monitor the oil temperature in real time and quickly respond to temperature changes, and it is guaranteed that the performance of hydraulic oil is in the optimal state all the time.

The invention relates to the technical field of energy storage, and provides an energy storage converter which is at least beneficial to improving the heat dissipation efficiency of the energy storage converter. The energy storage converter comprises a box body, a partition plate, a radiator and a fan assembly, and the first partition plate divides a high-voltage area of the box body into an upper-layer high-voltage area and a lower-layer high-voltage area which are arranged up and down; the second partition plate and the third partition plate divide the low-voltage area of the box body into an upper-layer low-voltage area, a middle-layer low-voltage area and a lower-layer low-voltage area which are sequentially arranged from top to bottom; the radiator is located between the lower-layer low-voltage area and the lower-layer high-voltage The fan assembly is located in the lower-layer high-voltage area. Cooling air passes through the radiator from the air inlet to the lower-layer low-pressure area through the fan assembly and then is exhausted from the air outlet, so that a first air flow channel is formed; a plurality of ventilation holes are formed in the side, close to the radiator, of the first partition plate, and cooling air flows to the middle-layer low-pressure area from the air inlet through the fan assembly and the ventilation holes to form a second air flow channel; the air flow rate of the first air flow channel is larger than that of the second air flow channel.

A battery heating device includes: a radiator and a heater core arranged in parallel with each other; a battery temperature adjusting unit for heating a battery with a heat medium; a first branch branching the heat medium between the radiator and the heater core; a first confluence where the heat medium merges; a second branch where the heat medium from a heat emitter is branched to the battery temperature adjustment unit; a second confluence where the heat medium flowing through the battery temperature adjustment unit merges; and a radiator flow rate reducing part arranged in a passage for the heat medium from the first branch or the second branch closer to the radiator to the first confluence or the second confluence closer to the radiator via the radiator.

A heat sink comprising a heat exchange device having a large-scale morphology over a scale range and a small-scale texture over a scale range, wherein at least one of the large-scale morphology and the small scale texture has a fractal-like self-similarity over a scale range. The large-scale morphology and small-scale texture may be defined and implemented independently, or be provided with a transitional range. The large-scale morphology may be algorithmically optimized according to a set of geometrically constraints. The small-scale texture may be optimized according to aerodynamic parameters and constraints. The heat sink may be dynamically varying, and / or operated in conjunction with a dynamically varying heat transfer medium supply.

The invention provides a split type direct-current charging pile liquid cooling heat dissipation system, and belongs to the technical field of direct-current charging piles, a closed liquid cooling circulation system is constructed through equipment such as a liquid cooling circulation pump, a radiator assembly and a temperature sensor array, and active temperature control is realized by adopting a temperature pre-adjusting module as a core. The system firstly collects power and temperature data to establish a power heat effect function to describe a power-temperature relationship, and extracts temperature time sequence characteristics through a heat situation sensing model by adopting an improved time sequence convolutional network to configure a self-adaptive receptive field adjustment mechanism to capture different time scale change modes; and constructing a double-layer optimization framework in combination with a temperature control game model to solve a Nash equilibrium solution, and calculating an optimal cooling adjustment vector including advanced cooling time and cooling power parameters. And a change curve is generated through real-time monitoring and dynamic correction and is converted into a control instruction, the frequency converter is controlled to adjust the rotating speed of the circulating pump and the opening of the flow valve, and advanced adjustment before temperature change is achieved to eliminate response lag.

The invention discloses a solid-state hydrogen storage fuel cell system and a control method. The solid-state hydrogen storage fuel cell system comprises a fuel cell stack and a solid-state hydrogen storage module, the solid hydrogen storage module provides hydrogen for the fuel cell stack; the solid hydrogen storage module is provided with a first heat dissipation mechanism, and the fuel cell stack is provided with a second heat dissipation mechanism; the first heat dissipation mechanism and the second heat dissipation mechanism exchange heat through the first heat exchanger; an inlet of the first heat dissipation mechanism is provided with a PTC1 heater; an outlet of the first heat dissipation mechanism is provided with a first temperature sensor; the first heat dissipation mechanism is connected with the air compressor through a cooling liquid circulation pipeline; the air compressor, the intercooler, the humidifier and the tail gas silencer are sequentially connected through air ducts; the humidifier interacts gas with the fuel cell stack; heat generated by the fuel cell stack and waste heat of the air compressor are used for supplying heat to solid hydrogen storage and release, so that a radiator of the air compressor is omitted, and the integration difficulty of the solid hydrogen storage fuel cell system is reduced.

The invention relates to the technical field of radiator machining, in particular to an aluminum metal radiator machining device and a machining process thereof. The aluminum metal radiator machining device comprises a bottom frame, an adjusting mechanism is arranged on the surface of the bottom frame and comprises a first guide rail, and the first guide rail is fixedly connected to the surface of the bottom frame; the surface of the first guide rail is slidably connected with a first sliding block, the surface of the first sliding block is fixedly connected with a moving table, the surface of the bottom frame is fixedly connected with a fixing plate, and the surface of the fixing plate is fixedly connected with a first motor. According to the cooling fin welding device, cooling fins can be arranged on the placing plate in advance in the welding process, then the cooling fins are clamped and positioned through the adjusting mechanism and the clamping mechanism, the positioning efficiency of the cooling fins is improved, the welding machining time of the cooling fins is greatly shortened, and the welding machining efficiency of the cooling fins is improved; therefore, the machining efficiency of the aluminum metal radiator is improved, and the production yield of the aluminum metal radiator is guaranteed.

The invention provides a highly-integrated new energy motor home heat management system. The system comprises a refrigerating loop, a battery loop, a motor loop, a warm air loop, an engine loop, a water purification loop, a ten-way valve, a water supplementing kettle and a water supplementing pipeline. The refrigerating circuit comprises a compressor, a condenser, an electromagnetic expansion valve, an air conditioner evaporator and a chiller, the battery circuit comprises a power battery, a battery pump and a water temperature sensor, and the motor circuit comprises a motor water pump, a water temperature sensor, an electric control three-in-one unit, a driving motor, an on-off electromagnetic valve and a low-temperature radiator. The warm air loop comprises a double-area high-pressure liquid heater, a warm air pump, a cab warm air core body and a living cabin warm air core body, and the engine loop comprises an engine, an engine water pump, a water temperature sensor, a thermostat, a high-temperature radiator, an on-off electromagnetic valve and a plate heat exchanger. The water purification loop comprises a water purification tank, a water temperature sensor, a water purification pump, a three-way valve and water consumption equipment. The limo water purification system is coupled with the whole limo thermal management system, loops in the system are integrated through the heat exchanger and the ten-way valve, and maximum waste heat utilization is achieved through series-parallel connection of the loops so as to reduce energy consumption.

The invention belongs to the technical field of liquid cooling system control, and discloses a rotating speed prediction and control method for a charging gun liquid cooling system, and the method comprises the steps: obtaining the performance parameters of key parts, including a radiator, a water pump, a fan, a gun line and a liquid storage tank, in the liquid cooling system; inputting the performance parameters into the one-dimensional simulation model to obtain the highest temperature Tcoolant of the cooling liquid under different working conditions; on the basis of the Tcoolants under different working conditions, the relationship between the different working conditions and the Tcoolants is fitted, so that a rotating speed prediction model is obtained; the environment temperature and the gun line resistor heating power under the target working condition are input into the rotating speed prediction model, under the constraint met by Tcoolant, multiple sets of rotating speed combinations meeting the constraint are obtained through prediction, and the rotating speed combination enabling the total energy consumption of the liquid cooling system to be the lowest is selected from the multiple sets of rotating speed combinations to serve as the optimal rotating speed combination of the target working condition; and during charging, the fan rotating speed and the water pump rotating speed are regulated and controlled in real time based on the optimal rotating speed combination. The system has the advantages of advanced adjustment, quick response, energy conservation, high efficiency and the like.

The invention discloses a thermal management system and a vehicle. The thermal management system comprises a battery cooler, a refrigerant loop and a cooling water loop. The battery cooler is connected with the refrigerant loop and the cooling water loop and is used for carrying out heat transfer between the refrigerant loop and the cooling water loop; the cooling water loop comprises a warm air loop, a battery heat management loop, an electric drive cooling loop, a radiator loop, a first control valve and a second control valve; the first control valve is connected with the second control machine valve, the refrigerant loop, the warm air loop, the battery heat management loop, the electric drive cooling loop and the radiator loop; the first control valve and the second control valve are matched to be used for switching communication modes among the refrigerant loop, the warm air loop, the battery heat management loop, the electric drive cooling loop and the radiator loop, and heat transfer in different modes is carried out among the refrigerant loop, the warm air loop, the battery heat management loop, the electric drive cooling loop and the radiator loop in different temperature environments. The structure of the thermal management system is simplified, and cost is reduced.