30results about How to "Improve thermal management efficiency" patented technology

The invention provides a liquid cooling partition intelligent control method for an energy storage system, and relates to the technical field of intelligent control, and the method comprises the steps: obtaining the real-time operation data of the energy storage system, and analyzing the current heat demand of the energy storage system based on the temperature data of an energy storage converter and a battery pack; a real-time temperature control target is determined, then a liquid cooling working mode is selected, a corresponding liquid cooling control instruction is generated, the operation rotating speed of a water pump of the water cooling unit is adjusted according to the instruction, corresponding cooling liquid flow is generated, cooling liquid is distributed to an energy storage converter and a battery pack loop by adjusting and controlling the opening and closing angle of a three-way valve, and an initial liquid cooling path is formed; cooling simulation and optimization are carried out by establishing a real-time twinborn model, the problems that the energy efficiency is low and the system performance is unstable due to the fact that dynamic and independent refrigeration control cannot be provided for different thermal load requirements through liquid cooling and heating management are solved, and the effects of improving the thermal management efficiency and the system energy utilization efficiency and optimizing the system stability are achieved.

The invention belongs to the technical field of power battery cooling, and particularly relates to a flow control method and system for a liquid cooling system of an electric vehicle-mounted power battery, and the method comprises the steps: carrying out the parameterization of a geometric model of the liquid cooling system; establishing an equipment resistance model based on the equipment flow resistance characteristics; initializing flow distribution, constructing a dynamic flow distribution model, calculating the flow of each node and judging whether the flow meets a target requirement or not, and if not, readjusting the flow; calculating the resistance of each section, determining the total resistance of the pipeline, and checking the water pump lift; the flow uniformity is judged by calculating the pipeline resistance between the nodes, and if the flow is not uniform, the flow is redistributed or the pipeline design is optimized until the flow is uniform. Through flow control, the problems of non-uniform flow distribution and poor temperature consistency of multiple battery packs in the prior art are solved, the optimal working state of the power battery is ensured, overheating and overlarge temperature difference are avoided, and the operation efficiency, stability, durability and safety are improved.

The invention relates to the technical field of energy conservation and new energy, and discloses an electric vehicle integrated heat management system which comprises a refrigerant loop and a cooling liquid loop. The refrigerant loop and the cooling liquid loop realize heat interaction through the plate heat exchanger; a compressor, an eight-way valve, an in-cabin heat exchanger, a gas-liquid separator, a first heating assembly, a first electronic expansion valve, a second electronic expansion valve, a third electronic expansion valve, a battery direct cooling plate and a first external heat exchanger are arranged on the refrigerant loop; a radiator, a three-way water valve, an electric driving system, a motor water pump, an expansion water tank, a second external heat exchanger and a second heating assembly are arranged on the cooling liquid loop. The problems that a battery electric vehicle thermal management system is numerous in component, complex in loop and high in failure rate are solved.

The invention provides a method and device for vehicle thermal management and a computer readable storage medium. The method comprises the following steps: according to vehicle navigation data and / or a vehicle driving state, judging whether a vehicle driving mode meets the requirement of a thermal management mode or not; when it is judged that the vehicle running mode meets the requirement of the heat management mode, the environment temperature and the upper temperature limit and the lower temperature limit of a heat management component in the heat management mode are obtained, and the remaining running distance and / or the remaining running time from the vehicle to the destination are / is estimated; and performing thermal management on the thermal management part of the vehicle according to the acquired environment temperature, the temperature upper limit and the temperature lower limit of the thermal management part and the estimated residual driving distance and / or the residual driving time.

The invention discloses a solid laser with a heat effect reducing structure, and relates to the technical field of lasers, the solid laser comprises a laser gain medium, a pump light source and a heat management module, the laser gain medium is arranged in a laser resonant cavity formed by at least one reflector, the pump light source is used for exciting the laser gain medium, and the heat management module is used for controlling the heat effect reducing structure. The heat management module comprises a heat conduction substrate, a plurality of micro-channel cooling structures arranged in parallel along the interior of the heat conduction substrate, a heat diffusion layer and a heat interface material. By installing the rectangular micro-channel cooling structure, local heat generated by the laser gain medium is efficiently absorbed and conducted, uniform cooling is achieved, local overheating, hot plate and thermal lens effects are effectively prevented, optical distortion and device deformation caused by thermal gradient on the surface are avoided, the overall thermal management efficiency is improved, and the service life of the laser is prolonged. The laser is ensured to work stably under a high-power operation condition, the service life of the device is prolonged, and the output beam quality is improved.

The utility model relates to the technical field of heavy truck thermal management systems, and particularly discloses a new energy heavy truck integrated thermal management system which comprises a passenger compartment loop, a battery heating loop and an electric drive cooling loop, and energy distribution between the passenger compartment loop and the battery loop is adjusted through an electronic expansion valve. A four-way valve is arranged between the battery heating loop and the electric drive cooling loop; the passenger compartment loop comprises an HVAC system, the output end of the HVAC system is connected with a liquid-gas separator, the output end of the liquid-gas separator is connected with an electric compressor, and the output end of the electric compressor is connected with a condenser; the battery heating loop comprises a heat exchanger, the output end of the heat exchanger is connected with a four-way valve, the output end of the four-way valve is connected with a first PTC, the output end of the first PTC is connected with a battery, the output end of the battery is connected with a battery water pump, and the output end of the battery water pump is connected to the input end of the heat exchanger. The occupied space of the new energy heavy truck heat management system is reduced, overall truck layout is facilitated, and meanwhile energy consumption and manufacturing cost are reduced.

The utility model relates to the technical field of energy storage cabinets, in particular to a heat dissipation device and an energy storage cabinet. The air guiding component is provided with an air guiding channel, an air guiding air inlet and an air guiding air outlet, wherein the air guiding air inlet and the air guiding air outlet communicate with the air guiding channel. The heat dissipation component is provided with a cooling air duct, a cooling air inlet and a cooling air outlet, wherein the cooling air inlet and the cooling air outlet communicate with the cooling air duct, and the cooling air inlet communicates with the air guide air outlet. According to the heat dissipation device provided by the invention, an inherent cooling air channel in an original energy storage cabinet is independent, so that the number of the heat dissipation components can be increased or decreased according to the actual number of battery columns, that is, the heat dissipation channels can be adaptively adjusted according to the actual number of battery columns, and air is reasonably distributed to each heat dissipation component through the air guide component; therefore, each battery column can be well cooled, the cooling effect is greatly improved, the heat management efficiency is further improved, and the device is simple in structure and low in cost.

The invention relates to a thermal management liquid storage structure of an energy storage system, a thermal management system and a control method, the liquid storage structure is arranged above a battery pack, and the control method comprises the following steps: receiving charge and discharge information, and obtaining pre-cooling time and cooling time matched with charge and discharge duration according to the charge and discharge information; according to the precooling time, a three-way valve is controlled to communicate with a first pipeline and a second pipeline, a third pipeline is turned off, and the liquid cooling unit is controlled to operate, so that cooling liquid in a liquid storage structure is precooled; controlling a three-way valve to communicate with a first pipeline and a third pipeline according to the cooling time, turning off a second pipeline, and controlling the liquid cooling unit to continuously operate so as to efficiently cool the battery pack; and closing the liquid cooling unit and the three-way valve when the cooling time is finished. The problems that the upper temperature and the lower temperature in the energy storage battery cabinet are not uniform, and the short-time heating value is large under the fast charging and fast discharging working conditions can be solved.

The invention discloses a hydrogen storage tank filled with a hydrogen adsorption material, and belongs to the technical field of hydrogen storage tanks. The hydrogen storage tank filled with the hydrogen adsorption material comprises a tank body, a tank cover is installed at one end of the tank body, a heat exchange pipe is arranged in the tank body, the two ends of the heat exchange pipe penetrate through the other end of the tank body, the heat exchange pipe is in a U shape, a plurality of cooling fins are installed on the outer side of the heat exchange pipe, and the hydrogen storage material is arranged among the cooling fins. Supporting bases are installed on the two sides of the bottom end of the tank body, a bottom box is installed at the bottom ends of the supporting bases, a limiting mechanism is arranged in the bottom box, universal wheels are installed on the two sides of the bottom end of the bottom box, one end face of the tank cover communicates with a gas inlet and outlet pipe, a valve is installed at one end of the gas inlet and outlet pipe, and a gas inlet and outlet connecting pipe is installed at one end of the valve. The thermal management efficiency of the hydrogen storage tank can be effectively improved, the problem that an existing hydrogen storage tank is poor in thermal management effect is solved, and high practical value is achieved.

The invention provides an underground engineering thermal infrared characteristic suppression method based on thermal insulation and temperature control. The underground engineering thermal infrared characteristic inhibition method comprises the following steps that S1, a flue gas emission model used for an underground engineering target area is constructed, the flue gas emission model comprises a flue, and a thermal insulation layer and a rock-soil layer are sequentially arranged outside the flue; s2, acquiring parameters of a heat insulation layer through conjugate heat transfer analogue simulation, and enabling the temperature difference between an outlet of the flue and a surrounding rock-soil layer to be not greater than 2K; and S3, a temperature control system is arranged on the outer side of the heat insulation layer, the temperature of the flue is adjusted through the temperature control system, and the temperature difference between an outlet of the flue and the surrounding rock-soil layer is controlled to be not larger than 2K. The underground engineering thermal infrared characteristic inhibition method can well meet specific thermal insulation and temperature control requirements under different environment conditions, the underground engineering thermal infrared characteristic inhibition capability is remarkably improved, intelligent temperature control and dynamic adjustment are achieved, and good economic benefits and social benefits are achieved.

The utility model relates to a car technical field especially, it is a kind of central hand box refrigeration structure, including central hand box, condenser pipe, semiconductor refrigeration module, shroud and heat dissipation pipeline, wherein, central hand box inside is equipped with refrigeration space;Condenser pipe is embedded in the lateral wall of refrigeration space, and its both ends are communicated with the refrigerant circulation pipeline of car air conditioning system by pipeline;Semiconductor refrigeration module cold end is embedded in the lateral wall of refrigeration space, and hot end is placed in the inside of shroud;Shroud is fixed in the inside of central hand box;One end of heat dissipation pipeline is communicated inside shroud, and the other end is communicated to engine cabin, and exhaust fan is embedded in the inside of heat dissipation pipeline;The utility model proposes a kind of central hand box refrigeration structure, it is additionally equipped with semiconductor refrigeration module as auxiliary cold source, can carry out cold supplement to refrigeration space under the condition that vehicle is temporarily extinguished, effectively inhibits the temperature rise in refrigeration space, and reduces temperature fluctuation, guarantees the continuity and stability of refrigeration effect.

The invention belongs to the technical field of vehicle heat management, and particularly relates to a vehicle heat management system, a vehicle-mounted air conditioner and an electric automobile, the vehicle heat management system comprises a compressor, a heated object, a passenger compartment evaporator, a plurality of electronic expansion valves and a plurality of heat exchangers, and at least one heat exchanger is located in a loop on the side of the heated object; a high-temperature refrigerant flowing out of the compressor enters the heat exchanger in the heated object side loop through an electronic expansion valve for heat exchange to obtain a low-temperature refrigerant, the low-temperature refrigerant enters the passenger compartment evaporator through another electronic expansion valve, and refrigerating of a passenger compartment is achieved. The problems of user comfort and refrigerator volume utilization rate are solved.

This utility model discloses a thermal management system suitable for containerized energy storage systems, comprising an air conditioning refrigerant circuit and a battery thermal management circuit, both of which include plate heat exchangers. Through this structure, the integration of the air conditioning refrigerant circuit and the battery thermal management circuit reduces system complexity and cost, while also reducing space requirements and maintenance costs. The battery thermal management system utilizes the plate heat exchanger to form a heat exchange with the air conditioning refrigerant circuit, effectively dissipating the heat absorbed from the energy storage battery module through the air conditioning system. The air conditioning refrigerant circuit dynamically adjusts the refrigerant distribution to regulate the heat exchange distribution between the air conditioning refrigerant circuit and the battery thermal management circuit. The battery thermal management circuit includes a phase change thermal storage unit connected in parallel with the plate heat exchanger, releasing stored heat / cold energy during charging and discharging intervals, reducing the frequent start-stop of the compressor and PTC heater.

The application provides a kind of high efficiency DC-DC power module of power saving type for tractor, it is related to power module technical field, including substrate, DC-DC power module, top plate, air-cooled heat sink and at least one heat conducting piece.The application, by setting heat conducting piece between the heat generating element of DC-DC power module and top plate, the equivalent thermal conductivity of the heat conducting piece from first end (heat source end) to second end (top plate end) shows decreasing trend;It is realized that the equivalent thermal conductivity is high near the heat generating element, the heat can be quickly exported from heat source, avoid heat accumulation to cause element junction temperature too high;With the heat transfer along the heat conducting piece to top plate direction, the equivalent thermal conductivity gradually reduces, and the heat flow transmission capacity weakens, to make heat more dissipate through the side wall of heat conducting piece to the surrounding environment (especially the airflow driven by air-cooled heat sink).

This invention relates to the field of new energy vehicle battery technology, and particularly to a rear-mounted battery swapping compartment for a pickup truck. The compartment includes a main body installed between the front cab and the cargo box, with openings at both ends and at both ends. Two sets of multiple battery compartments for installing battery packs are symmetrically arranged vertically on both sides of the main body. Door assemblies are also included, with two sets of symmetrically arranged, openable and closable door assemblies at both ends of the main body. A door opening / closing mechanism, connected to the main body and the door assemblies, drives the door assemblies. A cooling mechanism includes an upper cooling plate, a lower cooling plate, a main pipeline, and connecting hoses. The upper and lower cooling plates are located on the upper and lower sides of the battery pack, respectively, and the connecting hoses connect the main pipeline to the upper and lower cooling plates. A cold plate lifting mechanism, located within the main body and on both sides of the battery compartment, drives the upper and lower cooling plates to rise and fall.

The invention discloses a whole vehicle thermal management control system for a pure electric engineering vehicle, and belongs to the technical field of vehicle thermal management. The system comprises a first expansion water tank, a radiator (comprising a first radiating core body, a second radiating core body and a third radiating core body which are independently arranged), three heat exchange branches, a temperature detection assembly and a controller, the first expansion water tank is connected with the radiator and provides circulating liquid for the system; in the heat dissipation process, the three heat exchange branches communicate with the three heat dissipation core bodies correspondingly. The temperature detection assembly is electrically connected with the controller and is responsible for detecting the temperature of the cold source body or the heat source body in each branch and transmitting a signal to the controller; the controller intelligently regulates and controls the heat exchange branches according to the received temperature signals and preset heat balance rules, and heat balance of the cold source bodies or the heat source bodies in the branches is ensured. By means of the integrated heat management strategy, accurate and intelligent control over the heat exchange branch of the whole vehicle is achieved, and the performance and efficiency of the vehicle heat management system are effectively improved.

The utility model discloses a liquid cooling system and a battery system, comprising a plurality of liquid cooling plates, each liquid cooling plate is provided with a first liquid cooling joint which penetrates through the respective opposite surface in a sealing manner, and the two opposite ends of the first liquid cooling joint are provided with a first liquid cooling interface and a second liquid cooling interface which are communicated with each other; the first liquid cooling interface and the second liquid cooling interface are used for feeding a cooling medium and discharging the cooling medium respectively, first through holes communicated with the first liquid cooling interface and the second liquid cooling interface are further formed in the first liquid cooling connector, and the first through holes are located in the liquid cooling plates and communicated with the interiors of the liquid cooling plates; the apertures of the first through holes communicated with the interiors of the liquid cooling plates are the same or different or partially the same, and in any two adjacent liquid cooling plates, the second liquid cooling interface on one liquid cooling plate is communicated with the first liquid cooling interface on the other liquid cooling plate. Therefore, the cooling medium can be shunted to different liquid cooling plates, the different liquid cooling plates can generate different cooling effects, and meanwhile, the number of branches of the liquid cooling pipeline is reduced.

The utility model relates to new energy field discloses a novel soft package CTP battery heat management equipment, including the box, one side of box is fixedly connected with the wind box, one side of wind box is fixedly connected with the motor, the drive end of motor is fixedly connected with the wind rod, the outer wall of wind rod is fixedly connected with a plurality of wind leaves, one side of box is fixedly connected with the ventilation board, the top of ventilation board is provided with the vent, the outer periphery of ventilation board is fixedly connected with the supporting plate, the top of supporting plate is provided with the vent. In the utility model, the wind rod is driven to rotate through the motor, thereby driving the wind leaves to produce wind power, the wind power is transmitted to the supporting plate through the vent on the ventilation board, the wind power is discharged to blow to the battery cell through the vent on the supporting plate, the airflow in the supporting plate is strengthened to radiate heat, and the heat management efficiency is improved, and the liquid cooling plate is coordinated at the same time, the heat dissipation redundancy under the extreme working condition is enhanced, and the space is not additionally occupied.

The invention relates to the technical field of battery pack heat management, and discloses a power battery pack heat management method, device and equipment and a storage medium, and the method comprises the following steps: when the current temperature of a power battery pack reaches a first cooling temperature threshold value, determining the current required refrigerating capacity of the power battery pack at the current temperature; and based on the current temperature, the minimum refrigerating capacity of the compressor and the current required refrigerating capacity, a target heat management strategy is determined, and heat management is conducted on the power battery pack according to the target heat management strategy. According to the technical scheme, frequent starting of the air conditioner compressor can be effectively avoided, energy consumption is reduced, and the heat management efficiency of the battery pack is improved.

The invention provides a new energy automobile central heat management integrated module control system and method, and belongs to the technical field of automobile heat management control. The system comprises a sensor module, a control module, a driving module and an execution module. The sensor module inputs automobile state information to the control module, the control module outputs a control instruction to the driving module, and the driving module outputs the converted control instruction to the execution module. After the automobile is powered on, the control module controls the water pump to work, and state information of the automobile is collected through the sensor module; the control module generates a control instruction through a control algorithm according to the state information of the automobile and outputs the control instruction to the driving module; and the driving module outputs the converted control instruction to the execution module, and the execution module executes the instruction. The automobile thermal management efficiency is improved, and meanwhile the cost is reduced.

The invention belongs to the technical field of commercial vehicle battery swap station thermal management, and particularly relates to a software architecture of a commercial vehicle battery swap station thermal management system, the commercial vehicle battery swap station thermal management system comprises a SIMULINK simulation model as an application layer, a middle calibration transmission layer and a bottom layer, the application layer is in bidirectional data connection with the middle layer, and the bottom layer is in bidirectional data connection with the middle layer. The middle layer is in bidirectional data connection with the bottom layer; and the application layer comprises demand management, loop calculation and load control logic. According to the software architecture of the commercial vehicle battery swap station thermal management system, comprehensive initialization is firstly carried out through bottom hardware driving, the connection states of a 485 communication interface, an LIN communication interface and a pressure and temperature sensor are carefully checked, and normal connection of all hardware equipment is ensured. And then starting a communication thread, and starting to continuously receive the sensor data. Meanwhile, the INCA layer of the middle layer is started and rapidly establishes a stable communication link with the bottom layer, and preparation for receiving data and processing instructions of the application layer is made.

The application discloses an oil tank heater and belongs to the technical field of vehicle fuel systems. The oil tank heater comprises an oil conveying pipe and a heating assembly, and the heating assembly is arranged at an oil inlet of the oil conveying pipe. The heating assembly comprises a hollow heating pipe and a shielding part. The hollow heating pipe is internally provided with a flow channel for fuel flow, the side wall of the hollow heating pipe is provided with an oil inlet, and the upper end of the hollow heating pipe is communicated with the oil conveying pipe. The shielding part is arranged above the hollow heating pipe and is used for blocking the upward diffusion of the fuel heated by the hollow heating pipe. The shielding part is used as a physical barrier to effectively prevent the disorderly diffusion of heat to cold oil with large volume, and the heated fuel is forced to enter the internal flow channel through the oil inlet, directional and concentrated high-efficiency heating is realized, and the heating efficiency is greatly improved and the energy consumption is reduced.

The utility model relates to the technical field of batteries, and discloses a battery pack and electric equipment thereof, the battery pack comprises a battery cell and a liquid cooling assembly, the battery cell comprises a shell and a pole core; the shell comprises a first side wall and a second side wall, a pole core cavity is defined by the first side wall and the second side wall, and the pole core is contained in the pole core cavity; the first side wall comprises an expansion part and a connecting part, the two sides of the expansion part in the second direction are connected with the second side wall through the connecting part respectively, the expansion part protrudes out of the connecting part in the direction away from the pole core, and an expansion groove is formed in the side, facing the pole core, of the expansion part; the liquid cooling assembly is provided with a first positioning opening, one end of the shell in the second direction is inserted into the first positioning opening, and the liquid cooling assembly is clamped to the shell. According to the battery pack and the electric equipment thereof disclosed by the utility model, the liquid cooling assembly is clamped in the shell, so that the heat management efficiency is improved, meanwhile, the development of a battery cell module supporting material is saved, the light weight of the battery pack is realized, and the overall mechanical strength of the battery pack is improved.

The application discloses a kind of based on phase change and thermoelectric recovery permanent magnet coupler heat management device and method, including conductor disc composite structure, driving motor and position fixing device, hot electric conversion unit is inlaid in conductor disc composite structure, and sensing and control module are built-in in conductor disc composite structure;Two position fixing devices are fixed conductor disc composite structure and two conductor disc composite structures are oppositely arranged face and are provided with power rotary shaft, and the both ends of power rotary shaft are provided with the magnetic disk matched with conductor disc composite structure;Driving motor is fixed in upper position fixing device, and the output end of driving motor is fixed conductor disc composite structure.The application forms stable magnetic coupling field between conductor disc composite structure and magnetic disk, inlaid hot electric conversion unit and sensing control module in conductor disc composite structure, part eddy current heat is converted into electric energy by hot electric conversion unit, realizes the double goal of temperature control and energy recovery, reduces the loss of heat to environment, and heat management efficiency is improved.

This invention provides a multi-electric aero-engine accessory layout structure, belonging to the field of aero-engine technology. It includes: at least one electric fuel pump, an electric oil pump, an electric pump controller, at least one radiator, an adjustable variable actuator, and an electronic controller. The electric pump controller connects the electric fuel pump and the electric oil pump via a high-voltage cable, and is used to send fuel supply control command signals to the electric fuel pump and the electric oil pump. The electric fuel pump is connected to the radiator via a thick pipe. The electronic controller is connected to the adjustable variable actuator via a low-voltage cable, and is used to drive the stable operation of the adjustment mechanism and change the physical position of the adjustable variable. The accessory housing is divided into a high-voltage area and a low-voltage area. The multi-electric aero-engine-specific accessories, including the electric fuel pump, electric oil pump, and electric pump controller, are located in the high-voltage area, while the conventional multi-electric aero-engine accessories, including the radiator, adjustable variable actuator, and electronic controller, are located in the low-voltage area.

The utility model belongs to battery technical field discloses a kind of battery module, battery device and electric device.The battery module includes heat sink and multiple high-temperature-resistant sheet, heat sink is equipped between every two adjacent monomer batteries, heat sink is equipped with heat dissipation air duct, high-temperature-resistant sheet is equipped at the side of monomer battery with explosion-proof valve, and weak structure is equipped on high-temperature-resistant sheet and is arranged opposite to explosion-proof valve.By being equipped with the heat sink with heat dissipation air duct, heat transfer of heat runaway battery and adjacent battery can be directly blocked, to have stronger heat insulation capacity, in addition, by being equipped with the high-temperature-resistant sheet with weak structure on monomer battery, to can ensure that monomer battery releases internal pressure smoothly, adjacent monomer battery can also be reduced high-temperature-resistant sheet to the thermal influence of high-temperature high-heat material, with stronger protective performance, heat dissipation by the mutual cooperation of heat sink and high-temperature-resistant sheet can effectively prevent heat diffusion when heat runaway, with higher safety.

This invention discloses a rear-mounted power battery frame structure and assembly method. The structure includes: a battery frame assembly, a battery cooling unit, and an integrated pipe. The battery frame assembly is a modular steel frame structure with three layers (upper, middle, and lower) along the vertical direction. Each layer contains a battery pack composed of multiple standard battery modules. Each module includes an independent shell, voltage acquisition line, and temperature sensor. The modules are connected to each other via high-voltage copper busbars or quick connectors to form an overall high-voltage circuit. Cooling pipes are provided between the modules, and these cooling pipes are connected to the battery cooling unit via the integrated pipe to form an overall cooling circuit. The integrated pipe divides the cooling water of the cooling pipes into multiple branch circuits. A battery management system dynamically adjusts the heat dissipation or heating power of the battery cooling unit to perform thermal management of the battery pack. This invention can improve the thermal management efficiency of new energy heavy-duty trucks and reduce energy consumption.

The utility model discloses a charging device, electric equipment and a charging system. The device comprises a charging mechanism which is suitable for charging electric equipment; and the first heat management mechanism is suitable for supplying a heat exchange medium to the electric equipment so as to carry out heat management on the electric equipment. The charging device can heat or cool the battery of the electric equipment, so that the battery works in a proper temperature interval, and the charging efficiency of the battery is improved.

The utility model provides a kind of CDU integrated structure, battery pack and automobile, it is related to battery technology field, and the CDU integrated structure includes CDU body, BDU body, DC busbar and cooling assembly;CDU body is installed on the shell of battery pack;BDU body is installed on the shell, and located in the side of CDU body;DC busbar is connected BDU body and CDU body respectively;Cooling assembly connects CDU body and BDU body, and cooling assembly is used for the cooling of battery pack cell.By integrating CDU body to the shell of battery pack, no need to occupy additional space of whole vehicle, improve whole vehicle space utilization, BDU body is located in the side of CDU body, DC busbar connects BDU body and CDU body, avoid long distance cable connection to cause resistance to rise, reduce energy loss, CDU body and battery pack share cooling assembly to radiate heat, system is simple, improve heat management efficiency simultaneously.

The utility model discloses a commercial vehicle pure electric heating management integration unit and system, which comprises a square fixed frame serving as a supporting structure of the whole heat management integration unit, and an electronic water pump, a PTC (Positive Temperature Coefficient) high-pressure heater, a gas-liquid separator, a high-pressure compressor, a valve terminal assembly, a battery heat exchanger and a water cooling condenser which are arranged in the fixed frame, a water side base plate support is installed above the fixing frame in an erected mode, and a water side base plate and a multi-way water valve are installed through the water side base plate support so that the water side base plate and the multi-way water valve can be arranged above the fixing frame. According to the utility model, the integration level is high, the structure is compact, a plurality of heat management key components are integrated in the fixed frame, the occupied space of the system is reduced, the pipeline connection is simplified, and the miniaturization and lightweight design of equipment is facilitated.