CN219523667U - Thermal management system and car - Google Patents
Thermal management system and car Download PDFInfo
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- CN219523667U CN219523667U CN202320336084.0U CN202320336084U CN219523667U CN 219523667 U CN219523667 U CN 219523667U CN 202320336084 U CN202320336084 U CN 202320336084U CN 219523667 U CN219523667 U CN 219523667U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
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Abstract
The heat management system comprises a motor coolant valve output port, an air conditioner refrigerant input port, an air conditioner medium output port, a battery coolant valve output port, a heat exchanger coolant input port, a heat exchanger coolant output port, an air conditioner heat medium input port, a heat exchanger medium output port, a heat exchanger medium input port, a motor coolant pump input port, a battery coolant pump input port, a motor battery coolant pump output port, a first water pump, a second water pump and a third water pump which are communicated through an electric control valve; compared with the prior art, the centralized processing of normal temperature flow paths, heating flow paths and refrigerating flow paths is realized through the plurality of channels formed on the electric control valve, the circulation of each flow path is realized through the control of the electric control valve, and the required flow paths are switched through the electric control valve, so that the flow paths with different effects are obtained under the condition that the flow paths are the same, and the different flow paths can be arranged in the same device in a centralized manner, thereby simplifying the structure of the device and improving the working efficiency of the device.
Description
Technical Field
The utility model relates to the technical field of automobile thermal management, in particular to a thermal management system and an automobile.
Background
Along with the restrictions of air pollution control and national fuel consumption targets, new energy vehicle types are increasingly focused by markets and enterprises, and the cooling and heat management requirements of newly increased power system motors and batteries are directly related to the power performance and the economy of the new energy vehicle types.
The existing new energy cooling heat management system needs a plurality of controllers or control modules to control each loop, and finally, the whole vehicle controllers are used for unified control, so that the existing new energy cooling heat management system is difficult to coordinate and consistently perform heat management control, and the controllers which are added in a separated control mode can increase the cost of a single vehicle item. In addition, the battery cooling management of the new energy cooling heat management system is only related to the opening and closing of the heat exchange electromagnetic valve, is not related to the air conditioning system, namely the rotating speed of the compressor cannot be controlled according to the temperature of the battery, the battery can only be cooled through a refrigerant in the air conditioning system, and the heat load of the air conditioning system of the passenger cabin cannot be dynamically balanced according to actual conditions; and the battery cooling loop is not provided with a radiator cooling system, so that the energy-saving effect is poor.
In order to solve the above problems, chinese patent application No. 201610605177.3 discloses an automobile thermal management system and an automobile, wherein the above disclosure includes a battery circulation loop, an air conditioning refrigeration loop and a thermal management controller, the battery circulation loop includes a first battery pipe, and a power battery, a battery radiator and a heat exchange component connected to the first battery pipe, the heat exchange component is used for exchanging heat between the battery circulation loop and an external loop; the air conditioner refrigerating circuit comprises a first refrigerating pipeline, a second refrigerating pipeline, a fan, a compressor, a condenser and an evaporator, wherein the compressor, the condenser and the evaporator are connected to the first refrigerating pipeline, the second refrigerating pipeline is connected with the heat exchange assembly, two ends of the second refrigerating pipeline are connected to the first refrigerating pipeline at two ends of the evaporator, and the condenser and the battery radiator are arranged on the air outlet side of the fan. The Chinese patent with the application number of 201811604846.0 discloses an automobile heat management system, and when a first adjusting unit adjusts a heat pump air conditioner module to work in a refrigerating mode, a heat exchange module is used for receiving the refrigerant flowing out of a condensing unit in parallel with the refrigerating unit, and the received refrigerant flowing out of the condensing unit is subjected to throttling treatment and then exchanges heat with a battery liquid cooling loop; or when the first adjusting unit adjusts the heat pump air conditioning module to work in the heating mode, the heat exchange module is used for receiving the refrigerant flowing out of the heating unit in parallel with the condensing unit, and exchanging heat between the received refrigerant flowing out of the heating unit and the electric control heat dissipation loop of the motor and/or the liquid cooling loop of the battery after throttling treatment.
The two automobile heat management systems disclosed above realize the control of the automobile heat management loop through the cooperation of a plurality of modules such as a battery circulation loop, an air-conditioning refrigeration loop and a heat management controller, each module is relatively scattered in the working process of each module, the occupied space is large, three different modules are required to be arranged corresponding to three working states of normal temperature, refrigeration and heating in the prior art, corresponding modules are required to be selected for the required working states in the actual use process, only part of the modules are always operated, the service efficiency of the modules is low, and meanwhile, the existing equipment is complex in structure, so that the weight of the device is increased.
Disclosure of Invention
The utility model aims to overcome the defects in the prior art, and provides a heat management system and an automobile, which have simple structures and can realize concentrated flow paths.
In order to achieve the above object, the present utility model adopts the following technical scheme: the heat management system comprises a motor coolant valve output port, an air conditioner refrigerant input port, an air conditioner medium output port, a battery coolant valve output port, a heat exchanger coolant input port, a heat exchanger coolant output port, an air conditioner heat medium input port, a heat exchanger medium output port, a heat exchanger medium input port, a motor coolant pump input port, a battery coolant pump input port, a motor battery coolant pump output port, a first water pump, a second water pump and a third water pump which are communicated through an electric control valve; the electric control valve is matched with at least one water pump among the first water pump, the second water pump and the third water pump to realize the switching of the working modes of the thermal management system.
As a preferable scheme of the utility model, the electric control valve comprises a third control port communicated with an output port of a second water pump and a second control port communicated with an input port of the third water pump, wherein the input port of the second water pump is communicated with an input port of a motor cooling water pump and an input port of a battery cooling water pump, and an output port of the third water pump is communicated with an output port of the motor battery cooling water pump; and in the normal-temperature flow path mode, the third control port and the second control port of the electric control valve are communicated, so that cooling water flowing out of the motor and the battery flows in from the second control port of the electric control valve after passing through the second water pump, and flows back to the motor and the battery after flowing out of the third control port of the electric control valve.
As a preferable scheme of the utility model, the electric control valve comprises a third control port communicated with an output port of a second water pump, a fourth control port communicated with a cooling liquid output port of the heat exchanger, a first control port communicated with a cooling liquid input port of the heat exchanger, a ninth control port communicated with an output port of a motor cooling liquid valve, and an eighth control port communicated with an output port of a battery cooling liquid valve, wherein an input port of the second water pump is communicated with an input port of the motor cooling water pump and an input port of the battery cooling water pump, and an input port of the first water pump is communicated with an output port of the heat exchanger; the electric control valve further comprises a seventh control port communicated with the air conditioner refrigerant input port and a sixth control port communicated with the heat exchanger medium output port, in a refrigeration flow path mode, the third control port and the fourth control port of the electric control valve are communicated, the first control port is communicated with the eighth control port and the ninth control port at the same time, the seventh control port is communicated with the sixth control port, so that cooling water flowing out of the motor and the battery flows in from the third control port of the electric control valve after passing through the second water pump, flows out to the heat exchanger cooling liquid output port through the fourth control port of the electric control valve and is output to the heat exchanger, enters the first control port of the electric control valve through the heat exchanger cooling liquid input port after heat exchange of the heat exchanger, and is output to the battery cooling liquid valve output port and the motor cooling liquid valve output port through the eighth control port and the ninth control port respectively from the first control port; the refrigerant flowing out of the air conditioner enters a seventh control port of the electric control valve from the air conditioner refrigerant input port, flows out to a heat exchanger medium output port through a sixth control port of the electric control valve, and flows into the air conditioner from the air conditioner medium output port through the first water pump after heat exchange of the heat exchanger.
As a preferable scheme of the utility model, the electric control valve comprises a third control port communicated with an output port of a second water pump, a fourth control port communicated with a cooling liquid output port of the heat exchanger, a first control port communicated with a cooling liquid input port of the heat exchanger, a ninth control port communicated with an output port of a motor cooling liquid valve, and an eighth control port communicated with an output port of a battery cooling liquid valve, wherein an input port of the second water pump is communicated with an input port of the motor cooling water pump and an input port of the battery cooling water pump, and an input port of the first water pump is communicated with an output port of the heat exchanger; the electric control valve further comprises a fifth control port communicated with the air conditioner heating medium input port and a sixth control port communicated with the heat exchanger medium output port, in a heating flow path mode, the third control port and the fourth control port of the electric control valve are communicated, the first control port is communicated with the eighth control port and the ninth control port at the same time, the fifth control port and the sixth control port are communicated, so that cooling water flowing out of the motor and the battery flows in from the third control port of the electric control valve after passing through the second water pump, flows out to the heat exchanger cooling liquid output port through the fourth control port of the electric control valve and is output to the heat exchanger, enters the first control port of the electric control valve through the heat exchanger cooling liquid input port after heat exchange of the heat exchanger, and is output to the battery cooling liquid valve output port and the motor cooling liquid valve output port through the eighth control port and the ninth control port respectively from the first control port; and the heat medium flowing out of the air conditioner enters a fifth control port of the electric control valve from the air conditioner heat medium input port, flows out to a heat exchanger medium output port through a sixth control port of the electric control valve, is output to the heat exchanger, and flows into the air conditioner from the air conditioner medium output port through the first water pump through the heat exchanger medium input port after heat exchange of the heat exchanger.
As a preferable mode of the present utility model, the present utility model includes a flow path plate for mounting the electric control valve, the first water pump, the second water pump and the third water pump are also mounted on the flow path plate, each flow path of the thermal management system operation mode is formed on the flow path plate, and the electric control valve is disposed at a corner of the flow path plate.
As a preferable scheme of the utility model, an air conditioner refrigerant input port, an air conditioner medium output port, a battery cooling liquid valve output port, a battery cooling water pump input port and a motor cooling liquid valve output port are distributed on the flow path plate.
As a preferable scheme of the utility model, the flow path plate is provided with a sealing plate matched with the flow path plate, the sealing plate is matched with the flow path plate to realize sealing of each flow path of the thermal management system, and a heat exchanger cooling liquid input port, a heat exchanger cooling liquid output port, an air conditioner heating medium input port, a heat exchanger medium output port, a heat exchanger medium input port, a motor cooling water pump input port and a motor battery cooling water pump output port are distributed on the sealing plate.
As a preferable mode of the utility model, the electric control valve comprises a first control port communicated with a cooling liquid inlet of the heat exchanger, a second control port communicated with an inlet of a third water pump, a third control port communicated with an outlet of the second water pump, a fourth control port communicated with a cooling liquid outlet of the heat exchanger, a fifth control port communicated with a heating medium inlet of the air conditioner, a sixth control port communicated with a medium outlet of the heat exchanger, a seventh control port communicated with a cooling medium inlet of the air conditioner, an eighth control port communicated with an outlet of a battery cooling liquid valve and a ninth control port communicated with an outlet of a cooling liquid valve of the motor;
the electric control valve further comprises a fifth control port communicated with the air conditioner heating medium input port, the output port of the first water pump is communicated with an air conditioner medium output port, and the input port of the first water pump is communicated with the heat exchanger medium output port;
in the normal temperature flow path mode, the third control port and the second control port of the electric control valve are communicated, so that cooling water flowing out of the motor and the battery flows in from the second control port of the electric control valve after passing through the second water pump, flows out of the third control port of the electric control valve and flows back to the motor and the battery;
in a refrigeration flow path mode, the third control port and the fourth control port of the electric control valve are communicated, the first control port is communicated with the eighth control port and the ninth control port at the same time, and the seventh control port is communicated with the sixth control port, so that cooling water flowing out of the motor and the battery flows in from the third control port of the electric control valve after passing through the second water pump, flows out to the cooling liquid outlet of the heat exchanger through the fourth control port of the electric control valve and is output to the heat exchanger, enters the first control port of the electric control valve through the cooling liquid inlet of the heat exchanger after heat exchange of the heat exchanger, and is output to the cooling liquid valve outlet of the battery and the cooling liquid valve outlet of the motor respectively through the eighth control port and the ninth control port from the first control port; the refrigerant flowing out of the air conditioner enters a seventh control port of the electric control valve from the air conditioner refrigerant input port, flows out to a heat exchanger medium output port through a sixth control port of the electric control valve, and flows into the air conditioner from the air conditioner medium output port through the first water pump after heat exchange of the heat exchanger;
in a heating flow path mode, the third control port and the fourth control port of the electric control valve are communicated, the first control port is communicated with the eighth control port and the ninth control port at the same time, and the fifth control port is communicated with the sixth control port, so that cooling water flowing out of the motor and the battery flows in from the third control port of the electric control valve after passing through the second water pump, flows out to the cooling liquid outlet of the heat exchanger through the fourth control port of the electric control valve and is output to the heat exchanger, enters the first control port of the electric control valve through the cooling liquid inlet of the heat exchanger after heat exchange of the heat exchanger, and is output to the cooling liquid valve outlet of the battery and the cooling liquid valve outlet of the motor respectively through the eighth control port and the ninth control port from the first control port; and the heat medium flowing out of the air conditioner enters a fifth control port of the electric control valve from the air conditioner heat medium input port, flows out to a heat exchanger medium output port through a sixth control port of the electric control valve, is output to the heat exchanger, and flows into the air conditioner from the air conditioner medium output port through the first water pump through the heat exchanger medium input port after heat exchange of the heat exchanger.
As a preferred embodiment of the present utility model, the thermal management system according to any one of the claims is included.
As a preferred scheme of the utility model, the air conditioner further comprises a motor, a battery, a heat exchanger and an air conditioner, wherein the motor cooling liquid valve output port, the motor cooling water pump input port and the motor battery cooling water pump output port are all communicated with the motor, the battery cooling water pump input port, the motor battery cooling water pump output port and the battery cooling liquid valve output port are all communicated with the battery, the heat exchanger medium input port, the heat exchanger cooling liquid output port and the heat exchanger medium output port are all communicated with the heat exchanger, and the air conditioner refrigerant input port, the air conditioner medium output port and the air conditioner heating medium input port are all communicated with the air conditioner.
Compared with the prior art, the utility model has the beneficial effects that:
1. the centralized processing of the normal temperature flow path, the heating flow path and the refrigerating flow path is realized through the plurality of channels formed on the electric control valve, the circulation of each flow path is realized through the control of the electric control valve, and the required flow paths are switched through the electric control valve, so that the flow paths with different effects are obtained under the condition that the flow paths are the same, and the different flow paths can be arranged in the same device in a centralized way, thereby simplifying the structure of the device and improving the working efficiency of the device;
2. the normal temperature flow path, the heating flow path and the refrigerating flow path are formed between the flow path plate and the sealing plate, so that the normal temperature flow path, the heating flow path and the refrigerating flow path are concentrated in the same flow path plate and the same sealing plate, the number of plates is reduced, welding spots of the device are reduced, the quality of the device is improved, and meanwhile, the whole device is simpler in structure and weight is reduced.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic view of the structure of a flow path plate;
FIG. 3 is a schematic view of the structure of a normal temperature flow path;
FIG. 4 is a schematic view of a heating flow path;
fig. 5 is a schematic view of the structure of the refrigeration flow path.
Reference numerals: the heat exchanger comprises a flow path plate 1, a sealing plate 2, an electric control valve 3, a normal temperature flow path 4, a heating flow path 5, a refrigerating flow path 6, a first water pump 7, a second water pump 8, a third water pump 9, a heat exchanger 10, a first control port A1, a second control port A2, a third control port A3, a fourth control port A4, a fifth control port A5, a sixth control port A6, a seventh control port A7, an eighth control port A8, a ninth control port A9, a heat exchanger cooling liquid input port B1, a motor battery cooling water pump output port B2, a motor cooling water pump input port B3-1, a battery cooling water pump input port B3-2, a heat exchanger cooling liquid output port B4, an air conditioner heating medium input port B5, a heat exchanger medium output port B6, an air conditioner cooling liquid input port B7, a battery cooling liquid valve output port B8, a motor cooling liquid valve output port B9, a heat exchanger medium input port C1 and an air conditioner medium output port C2.
Detailed Description
Embodiments of the present utility model will be described in detail below with reference to the accompanying drawings.
As shown in fig. 1 to 5, a thermal management system and an automobile comprise a motor coolant valve output port B9, an air-conditioning coolant input port B7, an air-conditioning medium output port C2, a battery coolant valve output port B8, a heat exchanger 10, a heat exchanger coolant input port B1, a heat exchanger coolant output port B4, an air-conditioning heat medium input port B5, a heat exchanger medium output port B6, a heat exchanger medium input port C1, a motor coolant pump input port B3-1, a battery coolant pump input port B3-2, a motor battery coolant pump output port B2, a first water pump 7, a second water pump 8 and a third water pump 9, which are communicated through an electric control valve 3; the electric control valve 3 is matched with at least one of the first water pump 7, the second water pump 8 and the third water pump 9 to realize the switching of the working modes of the thermal management system, the electric control valve 3 is provided with a plurality of channels, the electric control valve comprises a first control port A1 communicated with each channel, a second control port A2, a third control port A3, a fourth control port A4, a fifth control port A5, a sixth control port A6, a seventh control port A7, an eighth control port A8, a ninth control port A9, and at least two channels in the electric control valve 3 are respectively selected for the normal temperature flow path 4, the heating flow path 5 and the refrigerating flow path 6.
The pipes in the heat management flow path are distributed between the water pump and the flow path plate 1, and the pipes in the heat management flow path are formed with a normal temperature flow path 4, a heating flow path 5 and a refrigerating flow path 6, and each channel of the electric control valve 3 is controlled by the electric control valve 3 to realize communication with the normal temperature flow path 4, the heating flow path 5 and the refrigerating flow path 6.
The first water pump 7 and the second water pump 8 are both communicated with the electric control valve 3 through pipelines, the first water pump 7 is communicated with the second water pump 8 through pipelines, and the third water pump 9 is communicated with the electric control valve 3 through pipelines.
The heating flow path 5 and the refrigerating flow path 6 are provided with a heat exchanger 10 communicated with the heating flow path 5 and the refrigerating flow path 6, and the heat exchanger 10 is provided with two heating channels and radiating channels which are not communicated with each other.
An air conditioning medium output port C2, a battery cooling liquid valve output port B8, a motor cooling liquid valve output port B9 are formed on the flow path plate 1, a heat exchanger cooling liquid input port B1, a heat exchanger cooling liquid output port B4, an air conditioning heating medium input port B5, a heat exchanger medium output port B6 and an air conditioning cooling medium input port B7 communicated with air conditioner are formed on the flow path plate 1.
The electric control valve 3 is respectively communicated with the motor cooling water pump input port B3-1, the battery cooling water pump input port B3-2 and the motor battery cooling water pump output port B2, and the motor cooling water pump input port B3-1, the battery cooling water pump input port B3-2 and the motor battery cooling water pump output port B2 are respectively communicated with different positions of the motor battery; the electric control valve 3 controls the second control port A2 to be communicated with the third control port A3, so that the thermal management flow path works in a normal temperature mode, the second water pump 8 is arranged on a flow path between the motor cooling water pump input port B3-1 and the battery cooling water pump input port B3-2 and the third control port A3 of the electric control valve 3, and the third water pump 9 is arranged on a flow path between the second control port A2 of the electric control valve 3 and the motor battery cooling water pump output port B2.
The electric control valve 3 comprises a third control port A3 communicated with the output port of the second water pump 8 and a second control port A2 communicated with the input port of the third water pump 9, the input port of the second water pump 8 is communicated with the motor cooling water pump input port B3-1 and the battery cooling water pump input port B3-2, and the output port of the third water pump 9 is communicated with the motor battery cooling water pump output port B2; in the normal temperature flow path mode, the third control port A3 and the second control port A2 of the electric control valve 3 are communicated, so that cooling water flowing out of the motor and the battery flows in from the second control port of the electric control valve 3 after passing through the second water pump 8, and flows back to the motor and the battery after flowing out of the third control port A3 of the electric control valve 3.
The electric control valve 3 is respectively communicated with a motor cooling water pump input port B3-1, a battery cooling water pump input port B3-2, a battery cooling liquid valve output port B8 and a motor cooling liquid valve output port B9, and the motor cooling water pump input port B3-1, the battery cooling water pump input port B3-2, the battery cooling liquid valve output port B8 and the motor cooling liquid valve output port B9 are respectively communicated with different positions of a motor battery; the electric control valve 3 controls the third control port A3 and the fourth control port A4, the first control port A1 is communicated with the eighth control port A8 and the ninth control port A9, the fourth control port A4 of the electric control valve 3 is communicated with the inlet of a heating channel of the heat exchanger 10, the outlet of the heating channel of the heat exchanger 10 is communicated with the first control port A1 of the electric control valve 3, and the second water pump 8 is arranged on a flow path among the motor cooling water pump input port B3-1, the battery cooling water pump input port B3-2 and the third control port A3 of the electric control valve 3.
The electric control valve 3 controls the fifth control port A5 to be communicated with the sixth control port A6, the sixth control port A6 of the electric control valve 3 is communicated with the inlet of the heating channel of the heat exchanger 10, the outlet of the heating channel of the heat exchanger 10 is communicated with the air conditioning medium outlet C2, and the first water pump 7 is arranged on a flow path between the outlet of the heating channel of the heat exchanger 10 and the air conditioning medium outlet C2 when the heat management flow path works in a heating mode.
The electric control valve 3 comprises a third control port A3 communicated with the output port of the second water pump 8, a fourth control port A4 communicated with the cooling liquid output port B4 of the heat exchanger, a first control port A1 communicated with the cooling liquid input port B1 of the heat exchanger, a ninth control port A9 communicated with the cooling liquid valve output port B9 of the motor, an eighth control port A8 communicated with the cooling liquid valve output port B8 of the battery, wherein the input port of the second water pump 8 is communicated with the motor cooling water pump input port B3-1 and the battery cooling water pump input port B3-2, and the input port of the first water pump 7 is communicated with the output port of the heat exchanger 10; the electric control valve 3 further comprises a fifth control port A5 communicated with the air conditioning heating medium input port B5 and a sixth control port A6 communicated with the heat exchanger medium output port B6, in a heating flow path mode, the third control port A3 and the fourth control port A4 of the electric control valve 3 are communicated, the first control port A1 is communicated with the eighth control port A8 and the ninth control port A9 at the same time, the fifth control port A5 is communicated with the sixth control port A6, so that cooling water flowing out of a motor and a battery flows in from the third control port A3 of the electric control valve 3 after passing through the second water pump 8, flows out of the fourth control port A4 of the electric control valve 3 to the heat exchanger cooling liquid output port B4 and is output to the heat exchanger 10, after heat exchange of the heat exchanger 10, the cooling liquid enters the first control port A1 of the electric control valve 3 through the heat exchanger cooling liquid input port B1, and is output to the battery cooling liquid valve output port B8 and the motor cooling liquid valve output port B9 through the eighth control port A8 and the ninth control port A9 respectively; the heat medium flowing out of the air conditioner enters the fifth control port A5 of the electric control valve 3 from the air conditioner heat medium input port B5, flows out to the heat exchanger medium output port B6 through the sixth control port A6 of the electric control valve 3 and is output to the heat exchanger 10, and flows into the air conditioner from the air conditioner medium output port C2 through the first water pump 7 through the heat exchanger medium input port C1 after heat exchange of the heat exchanger 10.
The electric control valve 3 is respectively communicated with a motor cooling water pump input port B3-1, a battery cooling water pump input port B3-2, a battery cooling liquid valve output port B8 and a motor cooling liquid valve output port B9, and the motor cooling water pump input port B3-1, the battery cooling water pump input port B3-2, the battery cooling liquid valve output port B8 and the motor cooling liquid valve output port B9 are respectively communicated with different positions of a motor battery; the electric control valve 3 controls the third control port A3 and the fourth control port A4, the first control port A1 is communicated with the eighth control port A8 and the ninth control port A9, the fourth control port A4 of the electric control valve 3 is communicated with the inlet of a heat dissipation channel of the heat exchanger 10, the outlet of the heat dissipation channel of the heat exchanger 10 is communicated with the first control port A1 of the electric control valve 3, and the second water pump 8 is arranged on a flow path among the motor cooling water pump input port B3-1, the battery cooling water pump input port B3-2 and the third control port A3 of the electric control valve 3.
The electric control valve 3 controls the sixth control port A6 to be communicated with the seventh control port A7, the sixth control port A6 of the electric control valve 3 is communicated with the inlet of the heat dissipation channel of the heat exchanger 10, the outlet of the heat dissipation channel of the heat exchanger 10 is communicated with the air conditioning medium outlet C2, and the first water pump 7 is arranged on a flow path between the outlet of the heat dissipation channel of the heat exchanger 10 and the air conditioning medium outlet C2 when the heat management flow path works in a refrigeration mode.
The electric control valve 3 comprises a third control port A3 communicated with the output port of the second water pump 8, a fourth control port A4 communicated with the cooling liquid output port B4 of the heat exchanger, a first control port A1 communicated with the cooling liquid input port B1 of the heat exchanger, a ninth control port A9 communicated with the cooling liquid valve output port B9 of the motor, an eighth control port A8 communicated with the cooling liquid valve output port B8 of the battery, wherein the input port of the second water pump 8 is communicated with the motor cooling water pump input port B3-1 and the battery cooling water pump input port B3-2, and the input port of the first water pump 7 is communicated with the output port of the heat exchanger 10; the electric control valve 3 further comprises a seventh control port A7 communicated with the air conditioning refrigerant input port B7 and a sixth control port A6 communicated with the heat exchanger medium output port B6, in a refrigeration flow path mode, the third control port A3 and the fourth control port A4 of the electric control valve 3 are communicated, the first control port A1 is communicated with the eighth control port A8 and the ninth control port A9 at the same time, the seventh control port A7 is communicated with the sixth control port A6, so that cooling water flowing out of a motor and a battery flows in from the third control port A3 of the electric control valve 3 after passing through the second water pump 8, flows out of the fourth control port A4 of the electric control valve 3 to the heat exchanger cooling liquid output port B4 and is output to the heat exchanger 10, enters the first control port A1 of the electric control valve 3 through the heat exchanger cooling liquid input port B1 after heat exchange of the heat exchanger 10, and is output to the battery cooling liquid valve B8 and the motor cooling liquid output port B9 through the eighth control port A8 and the ninth control port A9 respectively; the refrigerant flowing out of the air conditioner enters the seventh control port A7 of the electric control valve 3 from the air conditioner refrigerant input port B7, flows out to the heat exchanger medium output port B6 through the sixth control port A6 of the electric control valve 3 and is output to the heat exchanger 10, and flows into the air conditioner from the air conditioner medium output port C2 through the first water pump 7 through the heat exchanger medium input port C1 after heat exchange of the heat exchanger 10.
The heat management system comprises a flow path plate 1 for installing an electric control valve 3, wherein a first water pump 7, a second water pump 8 and a third water pump 9 are also installed on the flow path plate 1, each flow path of the heat management system working mode is formed on the flow path plate 1, and the electric control valve 3 is arranged at the corner of the flow path plate 1.
The flow path plate 1 is provided with an air conditioning refrigerant input port B7, an air conditioning medium output port C2, a battery cooling liquid valve output port B8, a battery cooling water pump input port B3-2 and a motor cooling liquid valve output port B9.
The flow path plate 1 is provided with a sealing plate 2 matched with the flow path plate 1, the sealing plate 2 is matched with the flow path plate 1 to realize sealing of each flow path of the thermal management system, and a heat exchanger cooling liquid input port B1, a heat exchanger cooling liquid output port B4, an air conditioner heating medium input port B5, a heat exchanger medium output port B6, a heat exchanger medium input port C1, a motor cooling water pump input port B3-1 and a motor battery cooling water pump output port B2 are distributed on the sealing plate 2.
The electric control valve 3 comprises a first control port A1 communicated with the heat exchanger cooling liquid input port B1, a second control port A2 communicated with the input port of the third water pump 9, a third control port A3 communicated with the output port of the second water pump 8, a fourth control port A4 communicated with the heat exchanger cooling liquid output port B4, a fifth control port A5 communicated with the air conditioner heating medium input port B5, a sixth control port A6 communicated with the heat exchanger medium output port B6, a seventh control port A7 communicated with the air conditioner cooling medium input port B7, an eighth control port A8 communicated with the battery cooling liquid valve output port B8 and a ninth control port A9 communicated with the motor cooling liquid valve output port B9;
the input port of the second water pump 8 is communicated with the motor cooling water pump input port B3-1 and the battery cooling water pump input port B3-2, the output port of the third water pump 9 is communicated with the motor battery cooling water pump output port B2, the electric control valve 3 further comprises a fifth control port A5 communicated with the air conditioner heating medium input port B5, the output port of the first water pump is communicated with the air conditioner medium output port C2, and the input port of the first water pump is communicated with the heat exchanger medium output port B6;
in the normal temperature flow path mode, the third control port A3 and the second control port A2 of the electric control valve 3 are communicated, so that cooling water flowing out of the motor and the battery flows in from the second control port of the electric control valve 3 after passing through the second water pump 8, flows out of the third control port A3 of the electric control valve 3 and flows back to the motor and the battery;
in the refrigeration flow path mode, the third control port A3 and the fourth control port A4 of the electric control valve 3 are communicated, the first control port A1 is communicated with the eighth control port A8 and the ninth control port A9 at the same time, the seventh control port A7 is communicated with the sixth control port A6, so that cooling water flowing out of a motor and a battery flows in from the third control port A3 of the electric control valve 3 after passing through the second water pump 8, flows out to the heat exchanger cooling liquid outlet B4 through the fourth control port A4 of the electric control valve 3 and is output to the heat exchanger 10, enters the first control port A1 of the electric control valve 3 through the heat exchanger cooling liquid inlet B1 after heat exchange of the heat exchanger 10, and is output to the battery cooling liquid valve outlet B8 and the motor cooling liquid valve outlet B9 through the eighth control port A8 and the ninth control port A9 respectively; the refrigerant flowing out of the air conditioner enters a seventh control port A7 of the electric control valve 3 from an air conditioner refrigerant input port B7, flows out to a heat exchanger medium output port B6 through a sixth control port A6 of the electric control valve 3 and is output to the heat exchanger 10, and flows into the air conditioner from an air conditioner medium output port C2 through a first water pump 7 through a heat exchanger medium input port C1 after heat exchange of the heat exchanger 10;
in the heating flow path mode, the third control port A3 and the fourth control port A4 of the electric control valve 3 are communicated, the first control port A1 is communicated with the eighth control port A8 and the ninth control port A9 at the same time, the fifth control port A5 is communicated with the sixth control port A6, so that cooling water flowing out of the motor and the battery flows in from the third control port A3 of the electric control valve 3 after passing through the second water pump 8, flows out to the heat exchanger cooling liquid outlet B4 through the fourth control port A4 of the electric control valve 3 and is output to the heat exchanger 10, enters the first control port A1 of the electric control valve 3 through the heat exchanger cooling liquid inlet B1 after heat exchange of the heat exchanger 10, and is output to the battery cooling liquid valve outlet B8 and the motor cooling liquid valve outlet B9 through the eighth control port A8 and the ninth control port A9 respectively from the first control port A1; the heat medium flowing out of the air conditioner enters the fifth control port A5 of the electric control valve 3 from the air conditioner heat medium input port B5, flows out to the heat exchanger medium output port B6 through the sixth control port A6 of the electric control valve 3 and is output to the heat exchanger 10, and flows into the air conditioner from the air conditioner medium output port C2 through the first water pump 7 through the heat exchanger medium input port C1 after heat exchange of the heat exchanger 10.
The air conditioner further comprises a motor, a battery, a heat exchanger and an air conditioner, wherein the motor cooling liquid valve output port B9, the motor cooling water pump input port B3-1 and the motor battery cooling water pump output port B2 are all communicated with the motor, the battery cooling water pump input port B3-2, the motor battery cooling water pump output port B2 and the battery cooling liquid valve output port B8 are all communicated with the battery, the heat exchanger medium input port C1, the heat exchanger cooling liquid input port B1, the heat exchanger cooling liquid output port B4 and the heat exchanger medium output port B6 are all communicated with the heat exchanger 10, and the air conditioner refrigerant input port B7, the air conditioner medium output port C2 and the air conditioner heat medium input port B5 are all communicated with the air conditioner.
The electric control valve 3 is provided with a plurality of mutually communicated connection nodes, each node is matched with the normal temperature flow path 4, the heating flow path 5 and the refrigerating flow path 6, and the normal temperature flow path 4, the heating flow path 5 and the refrigerating flow path 6 are all circulation loops.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model; thus, the present utility model is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Although the reference numerals in the figures are used more herein: the heat exchanger comprises a flow path plate 1, a sealing plate 2, an electric control valve 3, a normal temperature flow path 4, a heating flow path 5, a refrigerating flow path 6, a first water pump 7, a second water pump 8, a third water pump 9, a heat exchanger 10, a first control port A1, a second control port A2, a third control port A3, a fourth control port A4, a fifth control port A5, a sixth control port A6, a seventh control port A7, an eighth control port A8, a ninth control port A9, a heat exchanger cooling liquid input port B1, a motor battery cooling water pump output port B2, a motor cooling water pump input port B3-1, a battery cooling water pump input port B3-2, a heat exchanger cooling liquid output port B4, an air conditioner heating medium input port B5, a heat exchanger medium output port B6, an air conditioner refrigerant input port B7, a battery cooling liquid valve output port B8, a motor cooling liquid valve output port B9, a heat exchanger medium input port C1, an air conditioner medium output port C2 and the like, but the possibility of using other terms is not excluded. These terms are used merely for convenience in describing and explaining the nature of the utility model; they are to be interpreted as any additional limitation that is not inconsistent with the spirit of the present utility model.
Claims (10)
1. The heat management system is characterized by comprising a motor cooling liquid valve output port (B9), an air conditioning refrigerant input port (B7), an air conditioning medium output port (C2), a battery cooling liquid valve output port (B8), a heat exchanger (10), a heat exchanger cooling liquid input port (B1), a heat exchanger cooling liquid output port (B4), an air conditioning heating medium input port (B5), a heat exchanger medium output port (B6), a heat exchanger medium input port (C1), a motor cooling water pump input port (B3-1), a battery cooling water pump input port (B3-2), a motor battery cooling water pump output port (B2), a first water pump (7), a second water pump (8) and a third water pump (9) which are communicated through an electric control valve (3); the electric control valve (3) is matched with at least one of the first water pump (7), the second water pump (8) and the third water pump (9) to realize the switching of the working modes of the thermal management system.
2. A thermal management system according to claim 1, wherein the electrically controlled valve (3) comprises a third control port (A3) communicating with an output port of a second water pump (8), a second control port (A2) communicating with an input port of a third water pump (9), the input port of the second water pump (8) communicating to the motor cooling water pump input port (B3-1) and the battery cooling water pump input port (B3-2), the output port of the third water pump (9) communicating to the motor battery cooling water pump output port (B2); in the normal temperature flow path mode, the third control port (A3) and the second control port (A2) of the electric control valve (3) are communicated, so that cooling water flowing out of the motor and the battery flows in from the second control port of the electric control valve (3) after passing through the second water pump (8), and flows back to the motor and the battery after flowing out of the third control port (A3) of the electric control valve (3).
3. A thermal management system according to claim 1, wherein the electrically controlled valve (3) comprises a third control port (A3) communicating with the output port of the second water pump (8), a fourth control port (A4) communicating with the heat exchanger coolant output port (B4), a first control port (A1) communicating with the heat exchanger coolant input port (B1), a ninth control port (A9) communicating with the motor coolant valve output port (B9), an eighth control port (A8) communicating with the battery coolant valve output port (B8), the input port of the second water pump (8) communicating with the motor coolant pump input port (B3-1) and the battery coolant pump input port (B3-2), the input port of the first water pump (7) communicating with the output port of the heat exchanger (10); the electric control valve (3) further comprises a seventh control port (A7) communicated with the air-conditioning refrigerant input port (B7), a sixth control port (A6) communicated with the heat exchanger medium output port (B6), in a refrigerating flow path mode, the third control port (A3) and the fourth control port (A4) of the electric control valve (3) are communicated, the first control port (A1) is communicated with the eighth control port (A8) and the ninth control port (A9) at the same time, the seventh control port (A7) is communicated with the sixth control port (A6), so that cooling water flowing out of the motor and the battery flows in from the third control port (A3) of the electric control valve (3) after passing through the second water pump (8), flows out to the heat exchanger cooling liquid output port (B4) through the fourth control port (A4) of the electric control valve (3), enters the first control port (A1) of the electric control valve (3) through the heat exchanger cooling liquid input port (B1) after heat exchange, and flows out of the motor cooling liquid from the first control port (A1) and the eighth control port (B8) to the eighth control valve (B9) after passing through the heat exchanger (10); the refrigerant flowing out of the air conditioner enters a seventh control port (A7) of the electric control valve (3) from an air conditioner refrigerant input port (B7), flows out to a heat exchanger medium output port (B6) through a sixth control port (A6) of the electric control valve (3) and is output to the heat exchanger (10), and flows into the air conditioner from an air conditioner medium output port (C2) through a first water pump (7) through a heat exchanger medium input port (C1) after heat exchange of the heat exchanger (10).
4. A thermal management system according to claim 1, wherein the electrically controlled valve (3) comprises a third control port (A3) communicating with the output port of the second water pump (8), a fourth control port (A4) communicating with the heat exchanger coolant output port (B4), a first control port (A1) communicating with the heat exchanger coolant input port (B1), a ninth control port (A9) communicating with the motor coolant valve output port (B9), an eighth control port (A8) communicating with the battery coolant valve output port (B8), the input port of the second water pump (8) communicating with the motor coolant pump input port (B3-1) and the battery coolant pump input port (B3-2), the input port of the first water pump (7) communicating with the output port of the heat exchanger (10); the electric control valve (3) further comprises a fifth control port (A5) communicated with the air-conditioning heating medium input port (B5), a sixth control port (A6) communicated with the heat exchanger medium output port (B6), in a heating flow path mode, the third control port (A3) and the fourth control port (A4) of the electric control valve (3) are communicated, the first control port (A1) is communicated with the eighth control port (A8) and the ninth control port (A9) at the same time, the fifth control port (A5) is communicated with the sixth control port (A6), so that cooling water flowing out of the motor and the battery flows in from the third control port (A3) of the electric control valve (3) through the second water pump (8), flows out to the heat exchanger cooling liquid output port (B4) through the fourth control port (A4) of the electric control valve (3), enters the first control port (A1) of the electric control valve (3) through the heat exchanger cooling liquid input port (B1) after heat exchange of the heat exchanger (10), and flows out of the cooling liquid from the first control port (A1) and the battery cooling liquid output port (B9) through the eighth control port (A1) of the electric control valve (B8) respectively; the heat medium flowing out of the air conditioner enters a fifth control port (A5) of the electric control valve (3) from an air conditioner heat medium input port (B5), flows out to a heat exchanger medium output port (B6) through a sixth control port (A6) of the electric control valve (3) and is output to the heat exchanger (10), and flows into the air conditioner from an air conditioner medium output port (C2) through a first water pump (7) through a heat exchanger medium input port (C1) after heat exchange of the heat exchanger (10).
5. A thermal management system according to claim 1, comprising a flow path plate (1) for mounting an electrically controlled valve (3), the first water pump (7), the second water pump (8) and the third water pump (9) also being mounted on the flow path plate (1), each flow path of the thermal management system operating mode being formed on the flow path plate (1), the electrically controlled valve (3) being arranged at a corner of the flow path plate (1).
6. The thermal management system according to claim 5, wherein the flow path plate (1) is provided with an air conditioning refrigerant inlet (B7), an air conditioning medium outlet (C2), a battery cooling liquid valve outlet (B8), a battery cooling water pump inlet (B3-2), and a motor cooling liquid valve outlet (B9).
7. The thermal management system according to claim 5, wherein the flow path plate (1) is provided with a sealing plate (2) matched with the flow path plate (1), the sealing plate (2) is matched with the flow path plate (1) to seal each flow path of the thermal management system, and a heat exchanger cooling liquid input port (B1), a heat exchanger cooling liquid output port (B4), an air conditioner heating medium input port (B5), a heat exchanger medium output port (B6), a heat exchanger medium input port (C1), a motor cooling water pump input port (B3-1) and a motor battery cooling water pump output port (B2) are distributed on the sealing plate (2).
8. A thermal management system according to claim 1, wherein the electrically controlled valve (3) comprises a first control port (A1) communicating with a heat exchanger coolant inlet (B1), a second control port (A2) communicating with an inlet of a third water pump (9), a third control port (A3) communicating with an outlet of a second water pump (8), a fourth control port (A4) communicating with a heat exchanger coolant outlet (B4), a fifth control port (A5) communicating with the air conditioner heat medium inlet (B5), a sixth control port (A6) communicating with the heat exchanger medium outlet (B6), a seventh control port (A7) communicating with the air conditioner coolant inlet (B7), an eighth control port (A8) communicating with a battery coolant valve outlet (B8), a ninth control port (A9) communicating with a motor coolant valve outlet (B9);
the input port of the second water pump (8) is communicated with the motor cooling water pump input port (B3-1) and the battery cooling water pump input port (B3-2), the output port of the third water pump (9) is communicated with the motor battery cooling water pump output port (B2), the electric control valve (3) further comprises a fifth control port (A5) communicated with the air conditioner heating medium input port (B5), the output port of the first water pump is communicated with the air conditioner medium output port (C2), and the input port of the first water pump is communicated with the heat exchanger medium output port (B6);
in a normal temperature flow path mode, the third control port (A3) and the second control port (A2) of the electric control valve (3) are communicated, so that cooling water flowing out of the motor and the battery flows in from the second control port of the electric control valve (3) after passing through the second water pump (8), flows out of the third control port (A3) of the electric control valve (3), and flows back to the motor and the battery;
in a refrigeration flow path mode, a third control port (A3) and a fourth control port (A4) of the electric control valve (3) are communicated, a first control port (A1) is communicated with an eighth control port (A8) and a ninth control port (A9) at the same time, a seventh control port (A7) is communicated with a sixth control port (A6), so that cooling water flowing out of a motor and a battery flows in from the third control port (A3) of the electric control valve (3) after passing through the second water pump (8), flows out of a fourth control port (A4) of the electric control valve (3) to a heat exchanger cooling liquid outlet (B4) and is output to a heat exchanger (10), enters the first control port (A1) of the electric control valve (3) through the heat exchanger cooling liquid inlet (B1) after heat exchange of the heat exchanger (10), and is output to a battery cooling liquid valve outlet (B8) and a motor cooling liquid outlet (B9) respectively through the eighth control port (A8) and the ninth control port (A9); the refrigerant flowing out of the air conditioner enters a seventh control port (A7) of the electric control valve (3) from an air conditioner refrigerant input port (B7), flows out to a heat exchanger medium output port (B6) through a sixth control port (A6) of the electric control valve (3) and is output to the heat exchanger (10), and flows into the air conditioner from an air conditioner medium output port (C2) through a first water pump (7) through a heat exchanger medium input port (C1) after the heat exchange of the heat exchanger (10);
in a heating flow path mode, a third control port (A3) and a fourth control port (A4) of the electric control valve (3) are communicated, a first control port (A1) is communicated with an eighth control port (A8) and a ninth control port (A9) at the same time, a fifth control port (A5) is communicated with a sixth control port (A6), so that cooling water flowing out of a motor and a battery flows in from the third control port (A3) of the electric control valve (3) after passing through the second water pump (8), flows out of a cooling liquid outlet (B4) of the heat exchanger through a fourth control port (A4) of the electric control valve (3) and is output to a heat exchanger (10), and after heat exchange of the heat exchanger (10), the cooling liquid enters the first control port (A1) of the electric control valve (3) through the cooling liquid inlet (B1) of the heat exchanger, and is output to a battery cooling liquid valve outlet (B8) and a motor cooling liquid outlet (B9) through the eighth control port (A8) and the ninth control port (A9) respectively; the heat medium flowing out of the air conditioner enters a fifth control port (A5) of the electric control valve (3) from an air conditioner heat medium input port (B5), flows out to a heat exchanger medium output port (B6) through a sixth control port (A6) of the electric control valve (3) and is output to the heat exchanger (10), and flows into the air conditioner from an air conditioner medium output port (C2) through a first water pump (7) through a heat exchanger medium input port (C1) after heat exchange of the heat exchanger (10).
9. An automobile comprising the thermal management system of any one of claims 1-8.
10. The automobile of claim 9, further comprising a motor, a battery, a heat exchanger, and an air conditioner, wherein the motor coolant valve outlet (B9), the motor coolant pump inlet (B3-1), and the motor battery coolant pump outlet (B2) are all in communication with the motor, the battery coolant pump inlet (B3-2), the motor battery coolant pump outlet (B2), and the battery coolant valve outlet (B8) are all in communication with the battery, the heat exchanger medium inlet (C1), the heat exchanger coolant inlet (B1), the heat exchanger coolant outlet (B4), and the heat exchanger medium outlet (B6) are all in communication with the heat exchanger (10), and the air conditioner refrigerant inlet (B7), the air conditioner medium outlet (C2), and the air conditioner heat medium inlet (B5) are all in communication with the air conditioner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320336084.0U CN219523667U (en) | 2023-02-28 | 2023-02-28 | Thermal management system and car |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320336084.0U CN219523667U (en) | 2023-02-28 | 2023-02-28 | Thermal management system and car |
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| Publication Number | Publication Date |
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| CN219523667U true CN219523667U (en) | 2023-08-15 |
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| CN202320336084.0U Active CN219523667U (en) | 2023-02-28 | 2023-02-28 | Thermal management system and car |
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| CN (1) | CN219523667U (en) |
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