Thermal management system

Abstract

The thermal management system of the present application includes a first branch, a second branch, a third branch, a fourth branch, and a fluid management component having ten interfaces, the first, second, third, and fourth branches each in communication with a respective interface of the fluid management component, the four branches connected into the thermal management system by the fluid management component, such that the fluid management component makes the connection of the thermal management system relatively simple.

Description

TECHNICAL FIELD

[0001] The present application relates to the field of fluid management, in particular to a thermal management system. BACKGROUND

[0002] With the development of vehicles, the thermal management system needs to manage more and more objects, the number and function of components in the system are more and more, and the thermal management system is relatively complicated. SUMMARY

[0003] The purpose of the present application is to provide a thermal management system to facilitate the simplification of the thermal management system.

[0004] One embodiment of the present application adopts the following technical scheme: a thermal management system, comprising a first branch, a second branch, a third branch, a fourth branch and a fluid management component, the first branch and the third branch respectively have a first port and a second port, the second branch and the fourth branch respectively have a first port, a second port and a third port;

[0005] The fluid management component has a first interface, a second interface, a third interface, a fourth interface, a fifth interface, a sixth interface, a seventh interface, an eighth interface, a ninth interface and a tenth interface, the first port of the first branch is in communication with the fifth interface of the fluid management component, and the second port of the first branch is in communication with the first interface of the fluid management component; the first port of the second branch is in communication with the fourth interface of the fluid management component, the second port of the second branch is in communication with the second interface of the fluid management component, and the third port of the second branch is in communication with the third interface of the fluid management component; the first port of the third branch is in communication with the eighth interface of the fluid management component, and the second port of the third branch is in communication with the ninth interface of the fluid management component; the first port of the fourth branch is in communication with the tenth interface of the fluid management component, the second port of the fourth branch is in communication with the sixth interface of the fluid management component, and the third port of the fourth branch is in communication with the seventh interface of the fluid management component.

[0006] The thermal management system of the present application comprises a first branch, a second branch, a third branch, a fourth branch and a fluid management component, the fluid management component has ten interfaces, the first branch, the second branch, the third branch and the fourth branch are respectively in communication with the corresponding interfaces of the fluid management component, the four branches are connected through the fluid management component, so that the fluid management component can make the connection of the thermal management system relatively simple. BRIEF DESCRIPTION OF DRAWINGS

[0007] Figure 1 is a connection schematic diagram of the first embodiment of the thermal management system of the present application;

[0008] Figure 2is a connection diagram of a second embodiment of the thermal management system of the present application;

[0009] Figure 3 is a connection diagram of a third embodiment of the thermal management system of the present application;

[0010] Figure 4 is a connection diagram of a fourth embodiment of the thermal management system of the present application;

[0011] Figure 5 is Figure 2 is a connection diagram of the first branch, the second branch, the third branch and the fourth branch in the thermal management system; Figure 5-1 is a connection diagram of the first branch; Figure 5-2 is a connection diagram of the second branch; Figure 5-3 is a connection diagram of the third branch; Figure 5-4 is a connection diagram of the fourth branch;

[0012] Figure 6 is Figure 2 is a connection diagram of the thermal management system in the first working mode;

[0013] Figure 7 is Figure 2 is a connection diagram of the thermal management system in the second working mode;

[0014] Figure 8 is Figure 2 is a connection diagram of the thermal management system in the third working mode;

[0015] Figure 9 is Figure 2 is a connection diagram of the thermal management system in the fourth working mode;

[0016] Figure 10 is Figure 2 is a connection diagram of the thermal management system in the fifth working mode;

[0017] Figure 11 is Figure 2 is a connection diagram of the thermal management system in the sixth working mode;

[0018] Figure 12 is Figure 2 is a connection diagram of the thermal management system in the seventh working mode;

[0019] Figure 13 is Figure 2 is a connection diagram of the thermal management system in the eighth working mode;

[0020] Figure 14 is Figure 2A connection diagram of the thermal management system in the ninth working mode;

[0021] Figure 15 is Figure 2 A connection diagram of the thermal management system in the tenth working mode;

[0022] Figure 16 is Figure 3 A connection diagram of the second valve and the third valve of the thermal management system in ten working modes, wherein, Figure 16-1 is a connection diagram of the second valve and the third valve in the first working mode; Figure 16-2 is a connection diagram of the second valve and the third valve in the second working mode; Figure 16-3 is a connection diagram of the second valve and the third valve in the third working mode; Figure 16-4 is a connection diagram of the second valve and the third valve in the fourth working mode;

[0023] Figure 16-5 is a connection diagram of the second valve and the third valve in the fifth working mode; Figure 16-6 is a connection diagram of the second valve and the third valve in the sixth working mode; Figure 16-7 is a connection diagram of the second valve and the third valve in the seventh working mode; Figure 16-8 is a connection diagram of the second valve and the third valve in the eighth working mode, Figure 16-9 is a connection diagram of the second valve and the third valve in the ninth working mode; Figure 16-10 is a connection diagram of the second valve and the third valve in the tenth working mode;

[0024] Figure 17 is Figure 4 A connection diagram of the fourth valve and the fifth valve of the thermal management system in ten working modes; wherein, Figure 17-1 is a connection diagram of the fourth valve and the fifth valve in the first working mode; Figure 17-2 is a connection diagram of the fourth valve and the fifth valve in the second working mode; Figure 17-3 is a connection diagram of the fourth valve and the fifth valve in the third working mode; Figure 17-4 is a connection diagram of the fourth valve and the fifth valve in the fourth working mode;

[0025] Figure 17-5 is a connection diagram of the fourth valve and the fifth valve in the fifth working mode; Figure 17-6 is a connection diagram of the fourth valve and the fifth valve in the sixth working mode; Figure 17-7 is a connection diagram of the fourth valve and the fifth valve in the seventh working mode; Figure 17-8 is a connection diagram of the fourth valve and the fifth valve in the eighth working mode, Figure 17-9A schematic view of the connection of the fourth valve and the fifth valve in the ninth working mode; Figure 17-10 A schematic view of the connection of the fourth valve and the fifth valve in the tenth working mode. DETAILED DESCRIPTION

[0026] The thermal management system and the fluid management component of the present application can be applied to a vehicle thermal management system, and the vehicle includes a new energy vehicle. The present application will be further described below in combination with the drawings and specific embodiments:

[0027] Please refer to Figures 1-17 . The thermal management system includes a first branch 10, a second branch 20, a third branch 30, a fourth branch 40, and a fluid management component 1. In the present embodiment, the fluid in the thermal management system is coolant. The first branch 10 and the third branch 30 each have a first port and a second port. The second branch 20 and the fourth branch 40 each have a first port, a second port, and a third port. The fluid management component 1 has a first interface 501', a second interface 502', a third interface 503', a fourth interface 504', a fifth interface 505', a sixth interface 506', a seventh interface 507', an eighth interface 508', a ninth interface 509', and a tenth interface 510'. The first port 1001 of the first branch 10 is in communication with the fifth interface 505', and the second port 1002 of the first branch 10 is in communication with the first interface 501'. The first port 2001 of the second branch 20 is in communication with the fourth interface 504', the second port 2002 of the second branch 20 is in communication with the second interface 502', and the third port 2003 of the second branch 20 is in communication with the third interface 503'. The first port 3001 of the third branch 30 is in communication with the eighth interface 508', and the second port 3002 of the third branch 30 is in communication with the ninth interface 509'. The first port 4001 of the fourth branch 40 is in communication with the tenth interface 510', the second port 4002 of the fourth branch 40 is in communication with the sixth interface 506', and the third port 4003 of the fourth branch 40 is in communication with the seventh interface 507'. The thermal management system includes the first branch 10, the second branch 20, the third branch 30, the fourth branch 40, and the fluid management component 1. The fluid management component 1 has ten interfaces. The first branch 10, the second branch 20, the third branch 30, and the fourth branch 40 are in communication with the corresponding interfaces of the fluid management component 1. The four branches are connected into a thermal management system through the fluid management component 1. Thus, the fluid management component 1 makes the connection of the thermal management system relatively simple. The fluid management component 1 is provided with a plurality of channels. The channels are used to connect two corresponding interfaces of the fluid management component 1 to combine the corresponding branches into at least one coolant circuit. By adjusting the switching channels of the fluid management component 1, the connection relationship of the interfaces of the fluid management component 1 can be changed, and different coolant circuits can be formed.

[0028] Please refer to Figures 1-5In the embodiment, the first branch 10 comprises a first temperature controller and a first pump 13, the first pump 13 and the first temperature controller are in series communication, the first branch 10 has two ports, one of the ports of the first branch 10 is an inlet port, and the other port is an outlet port when the thermal management system is working, in a specific embodiment, the first port 1001 of the first branch is the outlet port of the first branch 10, and the second port 1002 of the first branch is the inlet port of the first branch 10. Specifically, the first port 1001 of the first branch is in communication with the second port 1002 of the first branch through the first temperature controller and the first pump 13, the first temperature controller is used to adjust the temperature of the fluid flowing through the first temperature controller, the first temperature controller can lower and / or raise the temperature of the fluid, the first temperature controller comprises at least one of a heater 11 and a refrigerating device 12, in the embodiment, the first temperature controller comprises the heater 11 and the refrigerating device 12, the branch in which the heater 11 is located and the branch in which the refrigerating device is located are in series communication or are arranged in parallel, in the embodiment, the heater 11 is an electric heater 11, and the refrigerating device 12 is a plate heat exchanger, one flow channel of the plate heat exchanger is for refrigerant, and the other flow channel is for cooling liquid, the refrigerant can evaporate in the plate heat exchanger to absorb the heat of the cooling liquid to lower the temperature of the cooling liquid. The first pump 13 can provide power for the cooling liquid in the first branch 10, thereby enabling the cooling liquid to flow in the thermal management system. The second branch 20 comprises a first heat exchanger 21, the second branch 20 has three ports, the first port 2001 of the second branch is in communication with the third port 2003 of the second branch through the first heat exchanger 21, and the second port 2002 of the second branch is in communication with the third port 2003 of the second branch through the first heat exchanger 21, in the embodiment, the first heat exchanger 21 is used to adjust the temperature of the heat generating device such as a battery, and will not be described in detail. The third branch 30 has two ports, the third branch 30 comprises a second heat exchanger 31, the first port 3001 of the third branch is in communication with the second port 3002 of the third branch through the second heat exchanger 31. The fourth branch 40 has three ports, the fourth branch 40 comprises a second pump 41 and a second temperature controller 42, a first port of the second temperature controller 42 is in communication with a first port of the second pump 41, a first port of the fourth branch 4001 is in communication with or is a second port of the second pump 41, a second port 4002 of the fourth branch is in communication with a second port of the second temperature controller 42, and a third port 4003 of the fourth branch is in communication with the first port of the second pump 41. In the embodiment, the cooling liquid in the second temperature controller 42 can exchange heat with air to absorb heat from the air or release heat to the air. In a specific embodiment, the first port 4001 of the fourth branch is the outlet port of the fourth branch 40, and the second port 4002 and the third port 4003 of the fourth branch are the inlet ports of the fourth branch 40. The second heat exchanger 31 is used to adjust the temperature of the heat generating device such as a motor, and will not be described in detail.

[0029] The fluid management component 1 can be a valve, such as the first valve 500, the first valve 500 comprising a first valve core, the first valve 500 having ten interfaces, the ten interfaces of the first valve 500 being the ten interfaces of the fluid management component 1 or being in communication with the ten interfaces of the fluid management component 1, the corresponding interfaces of the first valve 500 being able to be in communication by adjusting the working position of the first valve core. The fluid management component 1 can also be two valves, such as a second valve and a third valve, the second valve comprising a second valve core, the third valve comprising a third valve core, the sum of the number of interfaces of the second valve and the number of interfaces of the third valve being equal to ten, the interfaces of the second valve and the interfaces of the third valve being in communication with the corresponding ports of the first branch 10, the second branch 20, the third branch 30 and the fourth branch 40, respectively. The second valve and the third valve can be two independent components, the second valve and the third valve can be fixedly connected or positionally connected, or the shell of the second valve and the shell of the third valve are an integral structure.

[0030] In a specific embodiment, please refer to Figure 2 、 Figures 5-15 , the fluid management component 1 comprises the first valve 500, the first temperature controller comprises the cooler 12 and the heater 11, the cooler 12 and the heater 11 are in series communication. The thermal management system comprises at least one of the following ten working modes, the first valve 500 has ten working positions corresponding to the ten working modes of the thermal management system. In the first working mode of the thermal management system, the first valve core is located at the first working position: the first valve core makes the first interface 501 of the first valve in communication with the third interface 503 of the first valve, the first valve core makes the fourth interface 504 of the first valve in communication with the tenth interface 510 of the first valve, the first valve core makes the fifth interface 505 of the first valve in communication with the ninth interface 509 of the first valve, and the first valve core makes the sixth interface 506 of the first valve in communication with the eighth interface 508 of the first valve. In the first working mode of the thermal management system, the first port 1001 of the first branch is in communication with the second port 3002 of the third branch through the fluid management component 1, the second port 1002 of the first branch is in communication with the third port 2003 of the second branch through the fluid management component 1, the first port 2001 of the second branch is in communication with the first port 4001 of the fourth branch through the fluid management component 1, and the first port 3001 of the third branch is in communication with the second port 4002 of the fourth branch through the fluid management component 1. At this time, the first heat exchanger 21 and the second heat exchanger 31 are in series communication, the first temperature controller does not work, and the heat in the thermal management system can be released into the air through the second temperature controller 42.

[0031] In the second working mode of the thermal management system, the first valve core is located at the second working position: the first valve core communicates the first interface 501 of the first valve element with the eighth interface 508 of the first valve element, the first valve core communicates the third interface 503 of the first valve element with the seventh interface 507 of the first valve element, the first valve core communicates the fourth interface 504 of the first valve element with the fifth interface 505 of the first valve element, and the first valve core communicates the ninth interface 509 of the first valve element with the tenth interface 510 of the first valve element; in this way, the first port 1001 of the first branch is communicated with the first port 2001 of the second branch through the fluid management component 1, the second port 1002 of the first branch is communicated with the first port 3001 of the third branch through the fluid management component 1, the third port 2003 of the second branch is communicated with the third port 4003 of the fourth branch through the fluid management component 1, and the second port 3002 of the third branch 30 is communicated with the first port 4001 of the fourth branch through the fluid management component 1. At this time, the first heat exchanger 21 and the second heat exchanger 31 are serially communicated, the second temperature controller 42 is bypassed, the refrigerator 12 works, and the heater 11 does not work, which is used to reduce the temperature of the coolant in the thermal management system, and further reduce the temperature of the battery and the motor. It should be noted that the fluid flowing through the refrigerator 12 first passes through the first heat exchanger 21 to reduce the temperature of the battery, and then passes through the second heat exchanger 31 to reduce the temperature of the motor, which can prevent the temperature after cooling the motor from being greater than the working temperature of the battery, thereby avoiding damage to the battery.

[0032] In the third working mode of the thermal management system, the first valve core is located at the third working position: the first valve core communicates the first interface 501 of the first valve element with the third interface 503 of the first valve element, the first valve core communicates the fourth interface 504 of the first valve element with the tenth interface 510 of the first valve element, the first valve core communicates the fifth interface 505 of the first valve element with the ninth interface 509 of the first valve element, and the first valve core communicates the seventh interface 507 of the first valve element with the eighth interface 508 of the first valve element. In this way, the first port 1001 of the first branch 10 is communicated with the second port 3002 of the third branch through the fluid management component 1, the second port 1002 of the first branch is communicated with the third port 2003 of the second branch through the fluid management component 1, the first port 2001 of the second branch is communicated with the first port 4001 of the fourth branch through the fluid management component 1, and the first port 3001 of the third branch is communicated with the third port 4003 of the fourth branch through the fluid management component 1. At this time, the second temperature controller 42 is bypassed, the heater 11 works, and the refrigerator 12 does not work, which is used to increase the temperature of the coolant in the thermal management system, and further increase the temperature of the battery and the motor. It should be noted that the fluid flowing through the heater 11 first passes through the second heat exchanger 31 to increase the temperature of the motor, and then passes through the first heat exchanger 21 to increase the temperature of the motor, which can reduce the cooling temperature of the second heat exchanger 31, thereby avoiding damage to the battery

[0033] In the fourth working mode of the thermal management system, the first valve core is located at the fourth working position: the first valve core makes the first interface 501 of the first valve member communicate with the third interface 503 of the first valve member, the first valve core makes the fourth interface 504 of the first valve member communicate with the fifth interface 505 of the first valve member, the first valve core makes the sixth interface 506 of the first valve member communicate with the eighth interface 508 of the first valve member, and the first valve core makes the ninth interface 509 of the first valve member communicate with the tenth interface 510 of the first valve member; in this way, the first port 1001 of the first branch is communicated with the first port 2001 of the second branch through the fluid management component 1, the second port 1002 of the first branch is communicated with the third port 2003 of the second branch through the fluid management component 1, the first port 3001 of the third branch is communicated with the second port 4002 of the fourth branch through the fluid management component 1, and the second port 3002 of the third branch is communicated with the first port 4001 of the fourth branch through the fluid management component 1; at this time, the first branch 10 and the second branch 20 are serially communicated through the first valve member 500 to form a cooling liquid circuit, the second heat exchanger 31, the second pump 41 and the second temperature controller 42 are serially communicated through the fluid management component 1, the first temperature controller can lower or raise the temperature of the cooling liquid flowing through the first temperature controller, thereby lowering or raising the temperature of the battery, and the second temperature controller 42 is used for releasing the temperature of the cooling liquid to the air, thereby lowering the temperature of the motor.

[0034] In the fifth working mode of the thermal management system, the first valve core is located at the fifth working position: the first valve core makes the first interface 501 of the first valve member communicate with the third interface 503 of the first valve member, the first valve core makes the fourth interface 504 of the first valve member communicate with the fifth interface 505 of the first valve member, the first valve core makes the seventh interface 507 of the first valve member communicate with the eighth interface 508 of the first valve member, and the first valve core makes the ninth interface 509 of the first valve member communicate with the tenth interface 510 of the first valve member; in this way, the first port of the first branch 10 is communicated with the first port 2001 of the second branch 20 through the fluid management component 1, the second port 1002 of the first branch 10 is communicated with the third port 2003 of the second branch 20 through the fluid management component 1, the first port 3001 of the third branch 30 is communicated with the second port 4002 of the fourth branch 40 through the fluid management component 1, and the second port 3002 of the third branch 30 is communicated with the first port 4001 of the fourth branch 40 through the fluid management component 1. At this time, the first heat exchanger 21 and the second heat exchanger 31 are arranged in parallel, the first branch 10 and the second branch 20 are serially communicated through the first valve member 500 to form a cooling liquid circuit, the second heat exchanger 31 and the second pump 41 are serially communicated through the fluid management component 1, and the second temperature controller 42 is bypassed; the first temperature controller can lower or raise the temperature of the cooling liquid flowing through the first temperature controller, thereby lowering or raising the temperature of the battery.

[0035] In the sixth working mode of the thermal management system, the first valve core is located at the sixth working position: the first valve core makes the first interface 501 of the first valve communicate with the second interface 502 of the first valve, the first valve core makes the fifth interface 505 of the first valve communicate with the fourth interface 504 of the first valve, the first valve core makes the sixth interface 506 of the first valve communicate with the eighth interface 508 of the first valve, and the first valve core makes the ninth interface 509 of the first valve communicate with the tenth interface 510 of the first valve; in this way, the first port 1001 of the first branch 10 communicates with the first port 2001 of the second branch 20 through the fluid management component 1, the second port 1002 of the first branch 10 communicates with the second port 2002 of the second branch 20 through the fluid management component 1, the first port 3001 of the third branch 30 communicates with the second port 4002 of the fourth branch 40 through the fluid management component 1, and the second port 3002 of the third branch 30 communicates with the first port 4001 of the fourth branch 40 through the fluid management component 1; at this time, the first branch 10 and the second branch 20 are in series communication through the first valve 500, and the first heat exchanger 21 is bypassed to form a cooling liquid circuit, the second heat exchanger 31, the second pump 41 and the second temperature controller 42 are in series communication through the fluid management component 1, the first temperature controller is not in operation, and the second temperature controller 42 is used for releasing the temperature of the cooling liquid to the air, so as to reduce the temperature of the motor.

[0036] In the seventh working mode of the thermal management system, the first valve core is located at the seventh working position: the first valve core makes the first interface 501 of the first valve communicate with the second interface 502 of the first valve, the first valve core makes the fifth interface 505 of the first valve communicate with the fourth interface 504 of the first valve, the first valve core makes the seventh interface 507 of the first valve communicate with the eighth interface 508 of the first valve, and the first valve core makes the ninth interface 509 of the first valve communicate with the tenth interface 510 of the first valve; in this way, the first port 1001 of the first branch 10 communicates with the first port 2001 of the second branch 20 through the fluid management component 1, the second port 1002 of the first branch 10 communicates with the second port 2002 of the second branch 20 through the fluid management component 1, the first port 3001 of the third branch 30 communicates with the third port 4003 of the fourth branch 40 through the fluid management component 1, and the second port 3002 of the third branch 30 communicates with the first port 4001 of the fourth branch 40 through the fluid management component 1; at this time, the first branch 10 and the second branch 20 are in series communication through the first valve 500, and the first heat exchanger 21 is bypassed to form a cooling liquid circuit; the second heat exchanger 31 and the second pump 41 are in series communication through the fluid management component 1, the first temperature controller is not in operation, and the second temperature controller 42 is bypassed.

[0037] In the eighth working mode of the thermal management system, the first spool is located at the eighth working position: the first spool communicates the first port 501 of the first valve member with the eighth port 508 of the first valve member, the first spool communicates the third port 503 of the first valve member with the sixth port 506 of the first valve member, the first spool communicates the fourth port 504 of the first valve member with the tenth port 510 of the first valve member, and the first spool communicates the fifth port 505 of the first valve member with the ninth port 509 of the first valve member; in this way, the first port 1001 of the first branch 10 is communicated with the second port 3002 of the third branch 30 through the fluid management component 1, the second port 1002 of the first branch 10 is communicated with the first port 3001 of the third branch 30 through the fluid management component 1, the first port 2001 of the second branch 20 is communicated with the first port 4001 of the fourth branch 40 through the fluid management component 1, and the first port 2001 of the second branch 20 is communicated with the second port 4001 of the fourth branch 40 through the fluid management component 1; at this time, the first heat exchanger 21, the second pump 41 and the second temperature controller 42 are serially communicated through the first valve member 500, the heat of the battery is released into the air through the second temperature controller 42, the second heat exchanger 31, the first pump 13 and the first temperature controller are serially communicated, the refrigerator 12 works, and the heater 11 does not work; the refrigerator 12 is used to reduce the temperature of the motor.

[0038] In the ninth working mode of the thermal management system, the first spool is located at the ninth working position: the first spool communicates the first port 501 of the first valve member with the eighth port 508 of the first valve member, the first spool communicates the third port 503 of the first valve member with the seventh port 507 of the first valve member, the first spool communicates the fourth port 504 of the first valve member with the tenth port 510 of the first valve member, and the first spool communicates the fifth port 505 of the first valve member with the ninth port 509 of the first valve member; in this way, the first port 1001 of the first branch 10 is communicated with the second port 3002 of the third branch 30 through the fluid management component 1, the second port 1002 of the first branch 10 is communicated with the first port 3001 of the third branch 30 through the fluid management component 1, the first port 2001 of the second branch 20 is communicated with the first port 4001 of the fourth branch 40 through the fluid management component 1, and the third port 2003 of the second branch 20 is communicated with the third port 4003 of the fourth branch 40 through the fluid management component 1; at this time, the first heat exchanger 21 and the second pump 41 are serially communicated through the first valve member 500, forming a cooling liquid circuit, the second temperature controller 42 is bypassed, the second heat exchanger 31, the first pump 13 and the first temperature controller are serially communicated, forming another cooling liquid circuit, the refrigerator 12 works, and the heater 11 does not work; the refrigerator 12 is used to reduce the temperature of the motor.

[0039] In the tenth working mode of the heat management system, the first valve core is located at the tenth working position: the first valve core makes the first interface 501 of the first valve member communicate with the eighth interface 508 of the first valve member, the first valve core makes the second interface 502 of the first valve member communicate with the sixth interface 506 of the first valve member, the first valve core makes the fourth interface 504 of the first valve member communicate with the fifth interface 505 of the first valve member, the first valve core makes the ninth interface 509 of the first valve member communicate with the tenth interface 510 of the first valve member; in this way, the first port 1001 of the first branch 10 communicates with the first port 2001 of the second branch 20 through the fluid management component 1, the second port 1002 of the first branch 10 communicates with the first port 3001 of the third branch through the fluid management component 1, the second port 2002 of the second branch 20 communicates with the second port 4002 of the fourth branch 40 through the fluid management component 1, and the second port 3002 of the third branch 30 communicates with the first port 4001 of the fourth branch 40 through the fluid management component 1. At this time, the first pump 13, the second pump 41, the first temperature controller, the second temperature controller 42 and the second heat exchanger 31 are serially communicated through the first valve member 500, the refrigeration device 12 absorbs heat in the air through the second temperature controller 42, and the refrigeration device 12 absorbs heat of the motor through the second heat exchanger 31.

[0040] Please refer to Figure 3 and Figure 5Different from the above embodiments, the fluid management component 1 is a second valve 200 and a third valve 300, the interfaces of the second valve 200 and the third valve 300 correspond to or communicate with the interfaces of the fluid management component 1. In the present embodiment, the second valve 200 is a four-way valve, the third valve 300 is a six-way valve, the first interface 301 of the second valve communicates with or is the ninth interface of the fluid management component 1, the second interface 302 of the second valve communicates with or is the fifth interface of the fluid management component 1, the third interface 303 of the second valve communicates with or is the fourth interface of the fluid management component 1, the fourth interface 304 of the second valve communicates with or is the tenth interface of the fluid management component 1; the first interface 401 of the third valve communicates with or is the first interface of the fluid management component 1, the second interface 402 of the third valve communicates with or is the second interface of the fluid management component 1, the third interface 403 of the third valve communicates with or is the third interface of the fluid management component 1, the fourth interface 404 of the third valve communicates with or is the eighth interface of the fluid management component 1, the fifth interface 405 of the third valve communicates with or is the seventh interface of the fluid management component 1, the sixth interface 406 of the third valve communicates with or is the sixth interface of the fluid management component 1. In this way, the first port 1001 of the first branch 10 communicates with the first interface 301 of the second valve, the second port 1002 of the first branch 10 communicates with the first interface 401 of the third valve, the first port 2001 of the second branch 20 communicates with the third interface 303 of the second valve, the second port 2002 of the second branch 20 communicates with the second interface 402 of the third valve, the third port 2003 of the second branch 20 communicates with the third port 403 of the third valve, the first port 3001 of the third branch 30 communicates with the fourth port 404 of the third valve, the second port 3002 of the third branch 30 communicates with the first port 301 of the second valve, the first port 4001 of the fourth branch 40 communicates with the fourth interface 304 of the second valve, the second port 4002 of the fourth branch 40 communicates with the sixth interface 406 of the third valve, and the third port 4003 of the fourth branch 40 communicates with the fifth interface 405 of the third valve.

[0041] Corresponding to the ten working modes of the thermal management system, the second valve core has two working positions, and the third valve core has seven working positions;

[0042] Please refer to Figure 16In the first working mode of the thermal management system, the second valve core is located at the first working position, the second valve core communicates the first interface 301 of the second valve member with the second interface 302 of the second valve member, and the second valve core communicates the third interface 303 of the second valve member with the fourth interface 304 of the second valve member; the third valve core is located at the first working position, the third valve core communicates the first interface 401 of the third valve member with the third interface 403 of the third valve member, and the third valve core communicates the fourth interface 404 of the third valve member with the sixth interface 406 of the third valve member;

[0043] In the second working mode of the thermal management system, the second valve core is located at the second working position, the second valve core communicates the first interface 301 of the second valve member with the fourth interface 304 of the second valve member, and the second valve core communicates the third interface 303 of the second valve member with the second interface 302 of the second valve member; the third valve core is located at the second working position, the third valve core communicates the first interface 401 of the third valve member with the fourth interface 404 of the third valve member, and the third valve core communicates the third interface 403 of the third valve member with the fifth interface 405 of the third valve member;

[0044] In the third working mode of the thermal management system, the second valve core is located at the first working position, the second valve core communicates the first interface 301 of the second valve member with the second interface 302 of the second valve member, and the second valve core communicates the third interface 303 of the second valve member with the fourth interface 304 of the second valve member; the third valve core is located at the third working position, the third valve core communicates the first interface 401 of the third valve member with the third interface 403 of the third valve member, and the third valve core communicates the fourth interface 404 of the third valve member with the fifth interface 405 of the third valve member;

[0045] In the fourth working mode of the thermal management system, the second valve core is located at the second working position, the second valve core communicates the first interface 301 of the second valve member with the second interface 302 of the second valve member, and the second valve core communicates the third interface 303 of the second valve member with the fourth interface 304 of the second valve member; the third valve core is located at the first working position, the third valve core communicates the first interface 401 of the third valve member with the third interface 403 of the third valve member, and the third valve core communicates the fourth interface 404 of the third valve member with the sixth interface 406 of the third valve member;

[0046] In the fifth working mode of the thermal management system, the second valve core is located at the second working position, the second valve core communicates the first interface 301 of the second valve member with the second interface 302 of the second valve member, and the second valve core communicates the third interface 303 of the second valve member with the fourth interface 304 of the second valve member; the third valve core is located at the third working position, the third valve core communicates the first interface 401 of the third valve member with the third interface 403 of the third valve member, and the third valve core communicates the fourth interface 404 of the third valve member with the fifth interface 405 of the third valve member;

[0047] In the sixth working mode of the thermal management system, the second valve core is located at the second working position, the second valve core communicates the first interface 301 of the second valve member with the second interface 302 of the second valve member, and the second valve core communicates the third interface 303 of the second valve member with the fourth interface 304 of the second valve member; the third valve core is located at the fourth working position, the third valve core communicates the first interface 401 of the third valve member with the second interface 402 of the third valve member, and the third valve core communicates the fourth interface 404 of the third valve member with the sixth interface 406 of the third valve member;

[0048] In the seventh working mode of the thermal management system, the second valve core is located at the second working position, the second valve core communicates the first interface 301 of the second valve member with the second interface 302 of the second valve member, and the second valve core communicates the third interface 303 of the second valve member with the fourth interface 304 of the second valve member; the third valve core is located at the fifth working position, the third valve core communicates the first interface 401 of the third valve member with the second interface 402 of the third valve member, and the third valve core communicates the fourth interface 404 of the third valve member with the fifth interface 405 of the third valve member;

[0049] In the eighth working mode of the thermal management system, the second valve core is located at the first working position, the second valve core communicates the first interface 301 of the second valve member with the second interface 302 of the second valve member, and the second valve core communicates the third interface 303 of the second valve member with the fourth interface 304 of the second valve member; the third valve core is located at the sixth working position, the third valve core communicates the first interface 401 of the third valve member with the fourth interface 404 of the third valve member, and the third valve core communicates the third interface 403 of the third valve member with the sixth interface 406 of the third valve member;

[0050] In the ninth working mode of the thermal management system, the second valve core is located at the first working position, the second valve core communicates the first interface 301 of the second valve member with the second interface 302 of the second valve member, and the second valve core communicates the third interface 303 of the second valve member with the fourth interface 304 of the second valve member; the third valve core is located at the second working position, the third valve core communicates the first interface 401 of the third valve member with the fourth interface 404 of the third valve member, and the third valve core communicates the third interface 403 of the third valve member with the fifth interface 405 of the third valve member;

[0051] In the tenth working mode of the thermal management system, the second valve core is located at the second working position, the second valve core communicates the first interface 301 of the second valve member with the second interface 302 of the second valve member, and the second valve core communicates the third interface 303 of the second valve member with the fourth interface 304 of the second valve member; the third valve core is located at the seventh working position, the third valve core communicates the first interface 401 of the third valve member with the fourth interface 404 of the third valve member, and the third valve core communicates the second interface 402 of the third valve member with the sixth interface 406 of the third valve member.

[0052] In another specific embodiment, please refer to 4、 Figure 5 and Figure 17 The fluid management component includes two valve members, i.e. a fourth valve member and a fifth valve member, the fourth valve member 100 is a five-way valve, the fourth valve member 100 has five interfaces, the fifth valve member 200 is a five-way valve, has five interfaces, the interfaces of the fourth valve member 100, the interfaces of the fifth valve member 200 correspond to or communicate with the interfaces of the fluid management component 1.

[0053] Corresponding to the ten working modes of the thermal management system, the fourth valve core has four working positions, and the fifth valve core has four working positions;

[0054] In the first working mode of the thermal management system, the fourth valve core is located at the first working position, the fourth valve core communicates the first interface 101 of the fourth valve member 100 with the second interface 102 of the fourth valve member 100, and the fourth valve core communicates the third interface 103 of the fourth valve member 100 with the fourth interface 104 of the fourth valve member 100; the fifth valve core is located at the first working position, the fifth valve core communicates the first interface 201 of the fifth valve member 200 with the third interface 203 of the fifth valve member 200, and the fifth valve core communicates the fourth interface 204 of the fifth valve member 200 with the fifth interface 205 of the fifth valve member 200;

[0055] In the second working mode of the thermal management system, the fourth valve core is located at the second working position, the fourth valve core communicates the first interface 101 of the fourth valve member 100 with the fifth interface 105 of the fourth valve member 100, and the fourth valve core communicates the third interface 103 of the fourth valve member 100 with the second interface 102 of the fourth valve member 100; the fifth valve core is located at the second working position, the fifth valve core communicates the first interface 201 of the fifth valve member 200 with the fifth interface 205 of the fifth valve member 200, and the fifth valve core communicates the third interface 203 of the fifth valve member 200 with the fourth interface 204 of the fifth valve member 200;

[0056] In the third working mode of the thermal management system, the fourth valve core is located at the third working position, the fourth valve core communicates the first interface 101 of the fourth valve member 100 with the second interface 102 of the fourth valve member 100, and the fourth valve core communicates the third interface 103 of the fourth valve member 100 with the fifth interface 105 of the fourth valve member 100; the fifth valve core is located at the first working position, the fifth valve core communicates the first interface 201 of the fifth valve member 200 with the third interface 203 of the fifth valve member 200, and the fifth valve core communicates the fourth interface 204 of the fifth valve member 200 with the fifth interface 205 of the fifth valve member 200;

[0057] In the fourth working mode of the thermal management system, the fourth spool is located at the fourth working position, the fourth spool communicates the first interface 101 of the fourth valve element 100 with the fourth interface 104 of the fourth valve element 100, and the fourth spool communicates the third interface 103 of the fourth valve element 100 with the second interface 102 of the fourth valve element 100; the fifth spool is located at the first working position, the fifth spool communicates the first interface 201 of the fifth valve element 200 with the third interface 203 of the fifth valve element 200, and the fifth spool communicates the fourth interface 204 of the fifth valve element 200 with the fifth interface 205 of the fifth valve element 200;

[0058] In the fifth working mode of the thermal management system, the fourth spool is located at the second working position, the fourth spool communicates the first interface 101 of the fourth valve element 100 with the fifth interface 105 of the fourth valve element 100, and the fourth spool communicates the third interface 103 of the fourth valve element 100 with the second interface 102 of the fourth valve element 100; the fifth spool is located at the first working position, the fifth spool communicates the first interface 201 of the fifth valve element 200 with the third interface 203 of the fifth valve element 200, and the fifth spool communicates the fourth interface 204 of the fifth valve element 200 with the fifth interface 205 of the fifth valve element 200;

[0059] In the sixth working mode of the thermal management system, the fourth spool is located at the fourth working position, the fourth spool communicates the first interface 101 of the fourth valve element 100 with the fourth interface 104 of the fourth valve element 100, and the fourth spool communicates the third interface 103 of the fourth valve element 100 with the second interface 102 of the fourth valve element 100; the fifth spool is located at the third working position, the fifth spool communicates the first interface 201 of the fifth valve element 200 with the second interface 202 of the fifth valve element 200, and the fifth spool communicates the fourth interface 204 of the fifth valve element 200 with the fifth interface 205 of the fifth valve element 200;

[0060] In the seventh working mode of the thermal management system, the fourth spool is located at the second working position, the fourth spool communicates the first interface 101 of the fourth valve element 100 with the fifth interface 105 of the fourth valve element 100, and the fourth spool communicates the third interface 103 of the fourth valve element 100 with the second interface 102 of the fourth valve element 100; the fifth spool is located at the third working position, the fifth spool communicates the first interface 201 of the fifth valve element 200 with the second interface 202 of the fifth valve element 200, and the fifth spool communicates the fourth interface 204 of the fifth valve element 200 with the fifth interface 205 of the fifth valve element 200;

[0061] In the eighth working mode of the heat management system, the fourth spool is located at the first working position, the fourth spool communicates the first interface 101 of the fourth valve element 100 with the second interface 102 of the fourth valve element 100, and the fourth spool communicates the third interface 103 of the fourth valve element 100 with the fourth interface 104 of the fourth valve element 100; the fifth spool is located at the second working position, the fifth spool communicates the first interface 201 of the fifth valve element 200 with the fifth interface 205 of the fifth valve element 200, and the fifth spool communicates the third interface 203 of the fifth valve element 200 with the fourth interface 204 of the fifth valve element 200;

[0062] In the ninth working mode of the heat management system, the fourth spool is located at the third working position, the fourth spool communicates the first interface 101 of the fourth valve element 100 with the second interface 102 of the fourth valve element 100, and the fourth spool communicates the third interface 103 of the fourth valve element 100 with the fifth interface 105 of the fourth valve element 100; the fifth spool is located at the second working position, the fifth spool communicates the first interface 201 of the fifth valve element 200 with the fifth interface 205 of the fifth valve element 200, and the fifth spool communicates the third interface 203 of the fifth valve element 200 with the fourth interface 204 of the fifth valve element 200;

[0063] In the tenth working mode of the heat management system, the fourth spool is located at the fourth working position, the fourth spool communicates the first interface 101 of the fourth valve element 100 with the fourth interface 104 of the fourth valve element 100, and the fourth spool communicates the third interface 103 of the fourth valve element 100 with the second interface 102 of the fourth valve element 100; the fifth spool is located at the fourth working position, the fifth spool communicates the first interface 201 of the fifth valve element 200 with the fifth interface 205 of the fifth valve element 200, and the fifth spool communicates the second interface 202 of the fifth valve element 200 with the fourth interface 204 of the fifth valve element 200.

[0064] It should be noted that the above embodiments are only used to illustrate the technical solutions of the present application but not to limit the technical solutions described in the present application. Although the present application has been described in detail with reference to the above embodiments, it should be understood by those skilled in the art that the technical personnel in the technical field can still modify or equivalently replace the present application, and all technical solutions and improvements which do not deviate from the spirit and scope of the present application should be covered in the scope of claims of the present application.

Claims

1. A thermal management system comprising a first branch, a second branch, a third branch, a fourth branch and a fluid management component, the first branch and the third branch each having a first port and a second port, the second branch and the fourth branch each having a first port, a second port and a third port; the fluid management component having a first interface, a second interface, a third interface, a fourth interface, a fifth interface, a sixth interface, a seventh interface, an eighth interface, a ninth interface and a tenth interface, the first port of the first branch being in communication with the fifth interface of the fluid management component, the second port of the first branch being in communication with the first interface of the fluid management component; the first port of the second branch being in communication with the fourth interface of the fluid management component, the second port of the second branch being in communication with the second interface of the fluid management component, the third port of the second branch being in communication with the third interface of the fluid management component; the first port of the third branch being in communication with the eighth interface of the fluid management component, the second port of the third branch being in communication with the ninth interface of the fluid management component; the first port of the fourth branch being in communication with the tenth interface of the fluid management component, the second port of the fourth branch being in communication with the sixth interface of the fluid management component, the third port of the fourth branch being in communication with the seventh interface of the fluid management component; the fluid management component comprising a first valve element, the first valve element comprising a first spool, the first valve element having ten interfaces, the interfaces of the first valve element being the corresponding interfaces of the fluid management component or being in communication with the corresponding interfaces of the fluid management component, the first spool having ten working positions; or, the fluid management component comprising a second valve element and a third valve element, the second valve element having four interfaces, the second valve element comprising a second spool, the third valve element having six interfaces, the third valve element comprising a third spool, the interfaces of the second valve element and the interfaces of the third valve element corresponding to or being in communication with the interfaces of the fluid management component, the second spool having two working positions, the third spool having seven working positions.

2. The thermal management system of claim 1, wherein, The first branch includes a first temperature controller and a first pump, the first pump and the first temperature controller are in series communication, a first port of the first branch can communicate with a second port of the first branch through the first temperature controller and the first pump, and the second port of the first branch can communicate with a third port of the first branch through the first temperature controller and the first pump; the second branch includes a first heat exchanger, a first port of the second branch can communicate with a third port of the second branch through the first heat exchanger, a second port of the second branch can communicate with the third port of the second branch through the first heat exchanger, and the first port of the second branch can communicate with the second port of the second branch; the third branch includes a second heat exchanger, the fourth branch includes a second pump and a second temperature controller, a first port of the second temperature controller communicates with a first port of the second pump, a first port of the fourth branch communicates with or is a second port of the second pump, a second port of the fourth branch can communicate with a second port of the second temperature controller, and a third port of the fourth branch can communicate with the first port of the second pump.

3. The thermal management system of claim 2, wherein, The first port of the first branch is an outlet of the first branch, the second port of the first branch is an inlet of the first branch, the first port of the fourth branch is an outlet of the fourth branch, and the second port and the third port of the fourth branch are inlets of the fourth branch. The first temperature controller includes a heater and a cooler, and the branch in which the heater is located is arranged in parallel with the branch in which the cooler is located or is in series communication.

4. The thermal management system of any of claims 1-3, wherein, The thermal management system includes at least one of ten working modes: In a first working mode, the first port of the first branch communicates with the second port of the third branch through the fluid management component, the second port of the first branch communicates with the third port of the second branch through the fluid management component, the first port of the second branch communicates with the first port of the fourth branch through the fluid management component, and the first port of the third branch communicates with the second port of the fourth branch through the fluid management component; In a second working mode, the first port of the first branch communicates with the first port of the second branch through the fluid management component, the second port of the first branch communicates with the first port of the third branch through the fluid management component, the third port of the second branch communicates with the third port of the fourth branch through the fluid management component, and the second port of the third branch communicates with the first port of the fourth branch through the fluid management component; In a third working mode, the first port of the first branch communicates with the second port of the third branch through the fluid management component, the second port of the first branch communicates with the third port of the second branch through the fluid management component, the first port of the second branch communicates with the first port of the fourth branch through the fluid management component, and the first port of the third branch communicates with the third port of the fourth branch through the fluid management component; a fourth mode of operation in which the first port of the first branch is in communication with the first port of the second branch via the fluid management component, the second port of the first branch is in communication with the third port of the second branch via the fluid management component, the first port of the third branch is in communication with the second port of the fourth branch via the fluid management component, and the second port of the third branch is in communication with the first port of the fourth branch via the fluid management component; a fifth mode of operation in which the first port of the first branch is in communication with the first port of the second branch via the fluid management component, the second port of the first branch is in communication with the third port of the second branch via the fluid management component, the first port of the third branch is in communication with the third port of the fourth branch via the fluid management component, and the second port of the third branch is in communication with the first port of the fourth branch via the fluid management component; a sixth mode of operation in which the first port of the first branch is in communication with the first port of the second branch via the fluid management component, the second port of the first branch is in communication with the second port of the second branch via the fluid management component, the first port of the third branch is in communication with the second port of the fourth branch via the fluid management component, and the second port of the third branch is in communication with the first port of the fourth branch via the fluid management component; a seventh mode of operation in which the first port of the first branch is in communication with the first port of the second branch via the fluid management component, the second port of the first branch is in communication with the second port of the second branch via the fluid management component, the first port of the third branch is in communication with the third port of the fourth branch via the fluid management component, and the second port of the third branch is in communication with the first port of the fourth branch via the fluid management component; an eighth mode of operation in which the first port of the first branch is in communication with the second port of the third branch via the fluid management component, the second port of the first branch is in communication with the first port of the third branch via the fluid management component, the first port of the second branch is in communication with the first port of the fourth branch via the fluid management component, and the third port of the second branch is in communication with the second port of the fourth branch via the fluid management component; a ninth mode of operation in which the first port of the first branch is in communication with the second port of the third branch via the fluid management component, the second port of the first branch is in communication with the first port of the third branch via the fluid management component, the first port of the second branch is in communication with the first port of the fourth branch via the fluid management component, and the third port of the second branch is in communication with the third port of the fourth branch via the fluid management component; In a tenth mode of operation, a first port of the first branch is in communication with a first port of the second branch through the fluid management component, a second port of the first branch is in communication with a first port of the third branch through the fluid management component, a second port of the second branch is in communication with a second port of the fourth branch through the fluid management component, and a second port of the third branch is in communication with a first port of the fourth branch through the fluid management component.

5. The thermal management system of claim 4, wherein, Corresponding to the ten modes of operation of the thermal management system, the ten working positions of the first spool are as follows: In the first mode of operation, the first spool is in a first working position, the first spool communicates a first interface of the first valve member with a third interface of the first valve member, the first spool communicates a fourth interface of the first valve member with a tenth interface of the first valve member, the first spool communicates a fifth interface of the first valve member with a ninth interface of the first valve member, and the first spool communicates a sixth interface of the first valve member with an eighth interface of the first valve member; In the second mode of operation, the first spool is in a second working position, the first spool communicates the first interface of the first valve member with the eighth interface of the first valve member, the first spool communicates the third interface of the first valve member with a seventh interface of the first valve member, the first spool communicates the fourth interface of the first valve member with the fifth interface of the first valve member, and the first spool communicates the ninth interface of the first valve member with the tenth interface of the first valve member; In the third mode of operation, the first spool is in a third working position, the first spool communicates the first interface of the first valve member with the third interface of the first valve member, the first spool communicates the fourth interface of the first valve member with the tenth interface of the first valve member, the first spool communicates the fifth interface of the first valve member with the ninth interface of the first valve member, and the first spool communicates the seventh interface of the first valve member with the eighth interface of the first valve member; In the fourth mode of operation, the first spool is in a fourth working position, the first spool communicates the first interface of the first valve member with the third interface of the first valve member, the first spool communicates the fourth interface of the first valve member with the fifth interface of the first valve member, the first spool communicates the sixth interface of the first valve member with the eighth interface of the first valve member, and the first spool communicates the ninth interface of the first valve member with the tenth interface of the first valve member; In the fifth mode of operation, the first spool is in a fifth working position, the first spool communicates the first interface of the first valve member with the third interface of the first valve member, the first spool communicates the fourth interface of the first valve member with the fifth interface of the first valve member, the first spool communicates the seventh interface of the first valve member with the eighth interface of the first valve member, and the first spool communicates the ninth interface of the first valve member with the tenth interface of the first valve member; In the sixth working mode, the first spool is located at a sixth working position, the first spool communicates the first port of the first valve element with the second port of the first valve element, the first spool communicates the fifth port of the first valve element with the fourth port of the first valve element, the first spool communicates the sixth port of the first valve element with the eighth port of the first valve element, and the first spool communicates the ninth port of the first valve element with the tenth port of the first valve element; In the seventh working mode, the first spool is located at a seventh working position, the first spool communicates the first port of the first valve element with the second port of the first valve element, the first spool communicates the fifth port of the first valve element with the fourth port of the first valve element, the first spool communicates the seventh port of the first valve element with the eighth port of the first valve element, and the first spool communicates the ninth port of the first valve element with the tenth port of the first valve element; In the eighth working mode, the first spool is located at an eighth working position, the first spool communicates the first port of the first valve element with the eighth port of the first valve element, the first spool communicates the third port of the first valve element with the sixth port of the first valve element, the first spool communicates the fourth port of the first valve element with the tenth port of the first valve element, and the first spool communicates the fifth port of the first valve element with the ninth port of the first valve element; In the ninth working mode, the first spool is located at a ninth working position, the first spool communicates the first port of the first valve element with the eighth port of the first valve element, the first spool communicates the third port of the first valve element with the seventh port of the first valve element, the first spool communicates the fourth port of the first valve element with the tenth port of the first valve element, and the first spool communicates the fifth port of the first valve element with the ninth port of the first valve element; In the tenth working mode, the first spool is located at a tenth working position, the first spool communicates the first port of the first valve element with the eighth port of the first valve element, the first spool communicates the second port of the first valve element with the sixth port of the first valve element, the first spool communicates the fourth port of the first valve element with the fifth port of the first valve element, and the first spool communicates the ninth port of the first valve element with the tenth port of the first valve element.

6. The thermal management system of claim 4, wherein, The first port of the first branch communicates with the second interface of the second valve element, the second port of the first branch communicates with the first interface of the third valve element, the first port of the second branch communicates with the third interface of the second valve element, the second port of the second branch communicates with the second interface of the third valve element, the third port of the second branch communicates with the third port of the third valve element, the first port of the third branch communicates with the fourth port of the third valve element, the second port of the third branch communicates with the first interface of the second valve element, the first port of the fourth branch communicates with the fourth interface of the second valve element, the second port of the fourth branch communicates with the sixth interface of the second valve element, and the third port of the fourth branch communicates with the fifth interface of the third valve element.

7. The thermal management system of claim 6, wherein, Corresponding to ten working modes of the heat management system, two working positions of the second valve element and seven working positions of the third valve element are as follows: In the first working mode, the second valve element is located at the first working position, the second valve element communicates the first interface of the second valve element with the second interface of the second valve element, and the second valve element communicates the third interface of the second valve element with the fourth interface of the second valve element; the third valve element is located at the first working position, the third valve element communicates the first interface of the third valve element with the third interface of the third valve element, and the third valve element communicates the fourth interface of the third valve element with the sixth interface of the third valve element; In the second working mode, the second valve element is located at the second working position, the second valve element communicates the first interface of the second valve element with the fourth interface of the second valve element, and the second valve element communicates the third interface of the second valve element with the second interface of the second valve element; the third valve element is located at the second working position, the third valve element communicates the first interface of the third valve element with the fourth interface of the third valve element, and the third valve element communicates the third interface of the third valve element with the fifth interface of the third valve element; In the third working mode, the second valve element is located at the first working position, the second valve element communicates the first interface of the second valve element with the second interface of the second valve element, and the second valve element communicates the third interface of the second valve element with the fourth interface of the second valve element; the third valve element is located at the third working position, the third valve element communicates the first interface of the third valve element with the third interface of the third valve element, and the third valve element communicates the fourth interface of the third valve element with the fifth interface of the third valve element; In the fourth working mode, the second valve element is located at the second working position, the second valve element communicates the first interface of the second valve element with the fourth interface of the second valve element, and the second valve element communicates the third interface of the second valve element with the second interface of the second valve element; the third valve element is located at the first working position, the third valve element communicates the first interface of the third valve element with the third interface of the third valve element, and the third valve element communicates the fourth interface of the third valve element with the sixth interface of the third valve element; In the fifth working mode, the second valve core is located at the second working position, the second valve core communicates the first interface of the second valve member with the fourth interface of the second valve member, and the second valve core communicates the third interface of the second valve member with the second interface of the second valve member; the third valve core is located at the third working position, the third valve core communicates the first interface of the third valve member with the third interface of the third valve member, and the third valve core communicates the fourth interface of the third valve member with the fifth interface of the third valve member; In the sixth working mode, the second valve core is located at the second working position, the second valve core communicates the first interface of the second valve member with the fourth interface of the second valve member, and the second valve core communicates the third interface of the second valve member with the second interface of the second valve member; the third valve core is located at the fourth working position, the third valve core communicates the first interface of the third valve member with the second interface of the third valve member, and the third valve core communicates the fourth interface of the third valve member with the sixth interface of the third valve member; In the seventh working mode, the second valve core is located at the second working position, the second valve core communicates the first interface of the second valve member with the fourth interface of the second valve member, and the second valve core communicates the third interface of the second valve member with the second interface of the second valve member; the third valve core is located at the fifth working position, the third valve core communicates the first interface of the third valve member with the second interface of the third valve member, and the third valve core communicates the fourth interface of the third valve member with the fifth interface of the third valve member; In the eighth working mode, the second valve core is located at the first working position, the second valve core communicates the first interface of the second valve member with the second interface of the second valve member, and the second valve core communicates the third interface of the second valve member with the fourth interface of the second valve member; the third valve core is located at the sixth working position, the third valve core communicates the first interface of the third valve member with the fourth interface of the third valve member, and the third valve core communicates the third interface of the third valve member with the sixth interface of the third valve member; In the ninth working mode, the second valve core is located at the first working position, the second valve core communicates the first interface of the second valve member with the second interface of the second valve member, and the second valve core communicates the third interface of the second valve member with the fourth interface of the second valve member; the third valve core is located at the second working position, the third valve core communicates the first interface of the third valve member with the fourth interface of the third valve member, and the third valve core communicates the third interface of the third valve member with the fifth interface of the third valve member; In the tenth working mode, the second valve core is located at the second working position, the second valve core communicates the first interface of the second valve member with the fourth interface of the second valve member, and the second valve core communicates the third interface of the second valve member with the second interface of the second valve member; the third valve core is located at the seventh working position, the third valve core communicates the first interface of the third valve member with the fourth interface of the third valve member, and the third valve core communicates the second interface of the third valve member with the sixth interface of the third valve member.

Images