CN218054793U - Extended range type electric automobile comprehensive heat management system and electric automobile - Google Patents
Extended range type electric automobile comprehensive heat management system and electric automobile Download PDFInfo
- Publication number
- CN218054793U CN218054793U CN202221496569.8U CN202221496569U CN218054793U CN 218054793 U CN218054793 U CN 218054793U CN 202221496569 U CN202221496569 U CN 202221496569U CN 218054793 U CN218054793 U CN 218054793U
- Authority
- CN
- China
- Prior art keywords
- heat exchanger
- outlet
- inlet
- management system
- port
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- 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
Abstract
The utility model discloses a heat management system and electric automobile are synthesized to extended range formula electric automobile, this system includes cockpit heat management system, cockpit heat management system includes that the export of compressor and the entry linkage of interior cold condenser, the export of interior cold condenser and the entry linkage of first choke valve, the export of first choke valve and the first entry linkage of second plate heat exchanger, the first export of second plate heat exchanger and the first entry linkage of first plate heat exchanger, the first export of first plate heat exchanger and the entry linkage of vapour and liquid separator, the export of vapour and liquid separator and the entry linkage of compressor, the second export of second plate heat exchanger and the entry linkage of first electronic water pump, the export of first electronic water pump and the entry linkage of motor electric control module, the export of motor electric control module and the second entry linkage of second plate heat exchanger. The cab is heated by the recovered waste heat, so that the heat of the whole vehicle is fully utilized, and the comprehensive heat management of the extended-range electric vehicle is realized.
Description
Technical Field
The disclosure relates to the technical field of electric automobile heat management, in particular to a range-extended electric automobile comprehensive heat management system and an electric automobile.
Background
At present, a heat pump system in the existing extended range electric automobile has a single function, and cannot heat an air conditioner in a cockpit by utilizing various heat sources of the whole automobile, so that the energy efficiency ratio is not optimal.
SUMMERY OF THE UTILITY MODEL
The present disclosure is directed to solving, at least to some extent, the technical problems in the related art.
In order to achieve the purpose, the invention provides an extended range type electric automobile comprehensive heat management system which comprises a cockpit heat management system, wherein the cockpit heat management system comprises a compressor, an inner cooling condenser, a first plate type heat exchanger, a second plate type heat exchanger, a gas-liquid separator, a first throttling valve, a first electronic water pump, a first tee joint device and a motor electric control module;
an outlet of the compressor is connected with an inlet of the internal cooling condenser, an outlet of the internal cooling condenser is connected with an inlet of the first throttling valve, an outlet of the first throttling valve is connected with a first inlet of the second plate heat exchanger, a first outlet of the second plate heat exchanger is connected with a first inlet of the first plate heat exchanger, a first outlet of the first plate heat exchanger is connected with an inlet of the gas-liquid separator, and an outlet of the gas-liquid separator is connected with an inlet of the compressor;
and a second outlet of the second plate heat exchanger is connected with an inlet of the first electronic water pump, an outlet of the first electronic water pump is connected with an inlet of the motor electric control module, an outlet of the motor electric control module is connected with a port 1 of the first three-way device, and a port 2 of the first three-way device is connected with a second inlet of the second plate heat exchanger.
Optionally, the extended range electric vehicle comprehensive thermal management system further comprises a battery thermal management system, wherein the battery thermal management system comprises a battery direct cooling plate, an intermediate heat exchanger, a fourth electromagnetic valve SOV, a third throttle valve, a second SOV and a fourth throttle valve;
a first port of the intermediate heat exchanger is connected with an outlet of the compressor through a fourth SOV, a second port of the intermediate heat exchanger is connected with a first port of the battery direct cooling plate, a second port of the battery direct cooling plate is connected with a first port of a third throttle valve, a second port of the third throttle valve is connected with a third port of the intermediate heat exchanger, a fourth port of the intermediate heat exchanger is connected with an inlet of a first throttle valve through the second SOV, and an outlet of the first throttle valve is connected with a first inlet of the second plate heat exchanger;
the first port of the intermediate heat exchanger may be further connected to the inlet of the gas-liquid separator through a fourth throttle valve.
Further, the extended range type electric automobile comprehensive heat management system further comprises an engine heat management system, wherein the engine heat management system comprises an engine, a high-temperature heat exchanger, a warm air core body and a second electronic water pump;
the outlet of the second electronic water pump is connected with the inlet of the engine, the outlet of the engine is connected with the inlet of the high-temperature heat exchanger, the outlet of the high-temperature heat exchanger is connected with the inlet of the warm air core, the outlet of the warm air core is connected with the second inlet of the first plate heat exchanger, and the second outlet of the first plate heat exchanger is connected with the inlet of the second electronic water pump.
Further, the extended range electric automobile comprehensive thermal management system further comprises a low-temperature heat exchanger;
the inlet of the low-temperature heat exchanger is connected with the port 3 of the first three-way device, and the outlet of the low-temperature heat exchanger is connected with the inlet of the first electronic water pump.
Furthermore, the extended range electric automobile comprehensive thermal management system further comprises a second three-way device;
and a port 1 of the second three-way device is connected with a second outlet of the first plate heat exchanger, a port 2 of the second three-way device is connected with an inlet of the second electronic water pump, and a port 3 of the second three-way device is connected with an outlet of the high-temperature heat exchanger.
Furthermore, the extended range electric automobile comprehensive heat management system further comprises an outdoor heat exchanger, an evaporator, a one-way valve and a second throttle valve;
an inlet of the outdoor heat exchanger is connected with a first outlet of the first plate type heat exchanger, an outlet of the outdoor heat exchanger is connected with an inlet of a one-way valve, an outlet of the one-way valve is connected with an inlet of the second throttling valve, an outlet of the second throttling valve is connected with an inlet of the evaporator, and an outlet of the evaporator is connected with an inlet of the gas-liquid separator;
the outlet of the one-way valve may also be connected to the fourth port of the intermediate heat exchanger.
Further, the extended range electric vehicle comprehensive thermal management system further comprises a first SOV, a third SOV and a fifth SOV;
the outlet of the internal cold condenser is connected to the inlet of the first throttling valve via the first SOV;
the first outlet of the first plate heat exchanger is connected via the third SOV with the inlet of the non return valve;
an outlet of the outdoor heat exchanger is connected to an inlet of the gas-liquid separator via the fifth SOV.
Further, the battery direct cooling plate structure comprises any one of the following:
a parallel flow flat tube structure;
the microchannels flow to the structure.
Further, the first/second tee fitting comprises any one of:
a three-way valve;
a four-way valve;
a proportional valve;
an electromagnetic valve.
The disclosure also provides an electric automobile which comprises the extended range type electric automobile comprehensive heat management system.
Compared with the prior art, the method has the following advantages:
1. the extended range type electric automobile comprehensive heat management system can enable the motor electric control module, the first electronic water pump and the second plate heat exchanger to be connected in series to form a loop by controlling the conduction relation between the port 1 and the port 2 of the first three-way device, so that the motor waste heat can be recovered, the recovered waste heat is used for heating a cockpit through the second plate heat exchanger, and the motor waste heat is fully utilized. Meanwhile, the heating of the cockpit in the pure electric mode in a low-temperature environment can be realized by the waste heat of the motor, and the frosting problem of the outdoor heat exchanger cannot be caused.
2. The extended range type electric automobile comprehensive heat management system reduces the number of electric heaters, so that the cost of the whole automobile is reduced, and the light weight of the whole automobile is realized.
Additional aspects and advantages of the disclosure will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the disclosure.
Drawings
The foregoing and/or additional aspects and advantages of the present disclosure will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
fig. 1 is a schematic overall structural diagram of an extended range electric vehicle comprehensive thermal management system according to an embodiment of the present disclosure;
fig. 2 is a flow chart of the extended range type electric vehicle integrated thermal management system provided in the embodiment of the disclosure, wherein the integrated thermal management system is in a heating mode of a cabin heated by waste heat of a motor, and a thick solid line and arrows in the diagram indicate a flow path and a flow direction of a coolant in the heating mode;
FIG. 3 is a flow diagram of an integrated thermal management system of an extended range electric vehicle according to an embodiment of the disclosure, wherein the integrated thermal management system is in a waste heat battery heating mode, and thick solid lines and arrows in the diagram indicate a flow path and a flow direction of a coolant in the heating mode;
FIG. 4 is a flow chart of the integrated thermal management system of the extended range electric vehicle according to the embodiment of the disclosure, wherein the integrated thermal management system is in a cabin heating and battery heating mode by waste heat of the motor, and thick solid lines and arrows in the diagram indicate a flow path and a flow direction of the cooling liquid in the mode;
FIG. 5 is a flow diagram of an integrated thermal management system for an extended range electric vehicle according to an embodiment of the disclosure, wherein the integrated thermal management system is in a cabin heating and battery heating mode with residual heat from the engine, and bold solid lines and arrows indicate a flow path and a flow direction of a coolant in the mode;
FIG. 6 is a flow diagram of an integrated thermal management system for an extended range electric vehicle according to an embodiment of the disclosure, wherein the integrated thermal management system is in a heat pump battery heating mode, and bold solid lines and arrows indicate a flow path and a flow direction of a cooling fluid in the heat pump battery heating mode;
fig. 7 is a flow chart of the integrated thermal management system of the extended range electric vehicle according to the embodiment of the disclosure, where the integrated thermal management system is in a heat pump battery cooling mode, and thick solid lines and arrows in the diagram indicate a flow path and a flow direction of the coolant in the heat pump battery cooling mode.
Description of reference numerals:
11. a compressor; 12. an internal cooling condenser; 13. a second plate heat exchanger; 14. a first plate heat exchanger; 15. a gas-liquid separator; 16. a first electronic water pump; 17. a motor electric control module; 21. a battery direct cooling plate; 22. an intermediate heat exchanger; 31. an engine; 32. a high temperature heat exchanger; 33. a warm air core body; 34. a second electronic water pump; 41. a first tee fitting; 42. a low temperature heat exchanger; 43. a second three-way device; 51. a first throttle valve; 52. a second throttle valve; 53. a third throttle valve; 54. a fourth throttle valve; 61. a first SOV; 62. a second SOV; 63. a third SOV; 64. a fourth SOV; 65. a fifth SOV; 71. an outdoor heat exchanger; 72. a one-way valve; 73. an evaporator.
Detailed Description
In order that the above objects, features and advantages of the present disclosure may be more clearly understood, aspects of the present disclosure will be further described below. It should be noted that, in the case of no conflict, the embodiments and features in the embodiments of the present disclosure may be combined with each other.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present disclosure, but the present disclosure may be practiced in other ways than those described herein; it is to be understood that the embodiments disclosed in the specification are only a few embodiments of the present disclosure, and not all embodiments.
The present disclosure provides an extended range electric vehicle integrated thermal management system, which is described in detail below with reference to fig. 1 to 7.
As shown in fig. 1 to 7, the present disclosure provides a range-extended electric vehicle comprehensive thermal management system, which includes a cockpit thermal management system, the cockpit thermal management system includes a compressor 11, an internal cooling condenser 12, a first plate heat exchanger 14, a second plate heat exchanger 13, a gas-liquid separator 15, a first throttle 51, a first electronic water pump 16, a first three-way device 41, and a motor electronic control module 17, an outlet of the compressor 11 is connected to an inlet of the internal cooling condenser 12, an outlet of the internal cooling condenser 12 is connected to an inlet of the first throttle 51, an outlet of the first throttle 52 is connected to a first inlet of the second plate heat exchanger 13, a first outlet of the second plate heat exchanger 13 is connected to a first inlet of the first plate heat exchanger 14, a first outlet of the first plate heat exchanger 14 is connected to an inlet of the gas-liquid separator 15, an outlet of the gas-liquid separator 15 is connected to an inlet of the compressor 11, a second outlet of the second plate heat exchanger 13 is connected to an inlet of the first electronic water pump 16, an outlet of the first electronic water pump 16 is connected to an inlet of the electronic control module 17, an outlet of the first plate heat exchanger 17 is connected to an inlet of the first three-liquid separator 41, and an outlet of the motor electronic control module 17 is connected to a second port 2 of the three-liquid separator 41.
The integrated thermal management system for the extended range electric vehicle further comprises a first SOV61, a third SOV63 and a fifth SOV65, wherein an outlet of the internal cooling condenser 12 is connected with an inlet of the first throttle valve 51 through the first SOV61, a first outlet of the first plate heat exchanger 14 is connected with the fifth SOV65 through the third SOV63, and an outlet of the outdoor heat exchanger 71 is connected with an inlet of the gas-liquid separator 15 through the fifth SOV 65.
When the thermal management system of the cockpit heats the cockpit, as shown in fig. 2, the first electronic water pump 16 pumps the coolant into the motor electronic control module 17 through an outlet of the first electronic water pump 16, the motor electronic control module 17 enters the port 1 of the first three-way device 41 and flows out of the port 2 of the first three-way device 41, and then enters a second inlet of the second plate heat exchanger 13 to exchange heat with the coolant, so that waste heat recovery is completed, and then enters an inlet of the first electronic water pump 16 through a second outlet of the second plate heat exchanger 13 to form circulation. Meanwhile, the compressor 11 compresses a low-temperature and low-pressure refrigerant into a high-temperature and high-pressure refrigerant, the refrigerant enters the inner-cooling condenser 12 through the outlet of the compressor 11 to complete heat release, the heating of the cockpit is realized, the refrigerant passes through the first SOV61 in a connected state, then is throttled through the first throttle valve 51, then enters the first inlet of the second plate heat exchanger 13 to exchange heat with the electric control hot water of the motor, the heat absorption is completed, the refrigerant flows into the gas-liquid separator 15 to return to the compressor 11 to form circulation through the first outlet of the second plate heat exchanger 13 and the first plate heat exchanger 14 (without heat exchange), the third S0V63 in the connected state and the fifth SOV65 in the connected state.
Through the technical scheme, the cockpit heat management system can enable the motor electric control module, the first electronic water pump and the second plate heat exchanger to be connected in series to form a loop by controlling the conduction relation between the port 1 and the port 2 of the first three-way device, so that the motor waste heat can be recovered, the recovered waste heat is used for heating the cockpit through the second plate heat exchanger, and the motor waste heat is fully utilized. Meanwhile, the heating of the cockpit under the pure electric mode in a low-temperature environment (such as-30 ℃ environment temperature) can be realized by utilizing the waste heat of the motor, and the frosting problem of an outdoor heat exchanger can not be caused.
The integrated thermal management system of the extended range electric vehicle further comprises a battery thermal management system, the battery thermal management system comprises a battery direct cooling plate 21, an intermediate heat exchanger 22, a fourth SOV64, a third throttle 53, a second SOV62 and a fourth throttle 54, a first port of the intermediate heat exchanger 22 is connected with an outlet of the compressor 11 through the fourth SOV64, a second port of the intermediate heat exchanger 22 is connected with a first port of the battery direct cooling plate 21, a second port of the battery direct cooling plate 21 is connected with a first port of the third throttle 53, a second port of the third throttle 53 is connected with a third port of the intermediate heat exchanger 22, a fourth port of the intermediate heat exchanger 22 is connected with an inlet of the first throttle 51 through the second SOV62, and an outlet of the first throttle 51 is connected with a first inlet of the second plate heat exchanger 13.
When the battery thermal management system heats the battery, as shown in fig. 3, the first electronic water pump 16 pumps the coolant into the motor electronic control module through an outlet of the first electronic water pump 16, the motor electronic control module 17 enters the port 1 of the first three-way device 41 and flows out of the port 2 of the first three-way device 41, and then enters a second inlet of the second plate heat exchanger 13 to exchange heat with the coolant, so that waste heat recovery is completed, and then enters an inlet of the first electronic water pump 16 through a second outlet of the second plate heat exchanger 13 to form a cycle. Meanwhile, the compressor 11 compresses a low-temperature and low-pressure refrigerant into a high-temperature and high-pressure refrigerant, the refrigerant enters the first port of the intermediate heat exchanger 22 through the communicated fourth SOV64, then enters the first port of the battery direct cooling plate 21 through the second port of the intermediate heat exchanger 22 to complete heat release to realize battery heating, the second port of the battery direct cooling plate 21 is throttled through the third throttle valve 53, enters the first throttle valve 51 for throttling through the communicated second SOV62, enters the first inlet of the second plate heat exchanger 13 through the outlet of the first throttle valve 51 to exchange heat with the electric control hot water of the motor to complete heat absorption, and then flows into the gas-liquid separator 15 to return to the compressor 11 to form a circulation through the first plate heat exchanger 14 (without heat exchange), the communicated third S0V63 and the communicated fifth SOV 65.
Wherein, the direct cooling plate structure of the battery can comprise any one of the following:
a parallel flow flat tube structure;
the microchannels flow to the structure.
Through the technical scheme, the battery heat management system can enable the motor electric control module, the first electronic water pump and the second plate heat exchanger to be connected in series to form a loop by controlling the conduction relation between the port 1 and the port 2 of the first three-way device, so that the motor waste heat can be recovered, the recovered waste heat is used for heating the battery through the second plate heat exchanger, and the motor waste heat is fully utilized. Meanwhile, the battery can be normally heated in a pure electric mode in a low-temperature environment by utilizing the waste heat of the motor, the problem that the pure electric endurance is seriously reduced due to too low battery temperature in the low-temperature environment of the extended range electric vehicle is solved, the performance of the battery in the low-temperature environment is better, the endurance mileage is longer, and the frosting problem of the outdoor heat exchanger cannot be generated. Through the third throttle valve and the intermediate heat exchanger which are arranged in front of the battery direct cooling plate in the technical scheme, the uniform and real-time control over the internal temperature of the battery direct cooling plate can be realized, so that the power battery can be uniformly heated, and the service life of the battery is prolonged.
And, the extended range electric vehicle comprehensive heat management system can also heat the battery and the cockpit through the battery heat management system and the cockpit heat management system, as shown in fig. 4, the first electronic water pump 16 pumps the coolant into the motor electronic control module 17 through an outlet of the first electronic water pump 16, the motor electronic control module 17 enters a port 1 of the first three-way device 41, flows out from a port 2 of the first three-way device, enters a second inlet of the second plate heat exchanger 13 to exchange heat with a refrigerant, completes waste heat recovery, and enters an inlet of the first electronic water pump 16 through a second outlet of the second plate heat exchanger 13 to form circulation. Meanwhile, the compressor 11 compresses a low-temperature and low-pressure refrigerant into a high-temperature and high-pressure refrigerant, on one hand, an outlet of the compressor 11 enters a first port of the intermediate heat exchanger 22 through the communicated fourth SOV64, and then enters a first port of the battery direct cooling plate 21 through a second port of the intermediate heat exchanger 22 to complete heat release to realize battery heating, on the other hand, a second port of the battery direct cooling plate 21 is throttled through the third throttle valve 53, enters the first throttle valve 51 through the communicated second SOV62 to be throttled, and enters the inner condenser 12 to complete heat release to realize cockpit heating, and then enters the first throttle valve 51 through the communicated first SOV61 to be throttled, enters a first inlet of the second plate heat exchanger 13 through an outlet of the first throttle valve 51 to exchange heat with the electric control hot water of the motor to complete heat absorption, and then enters the first plate heat exchanger 14 (without heat exchange), the communicated third S0V63 and the fifth SOV65 to form a circulation after the gas-liquid separator 15 returns to the compressor 11.
Through the technical scheme, the extended range type electric automobile comprehensive heat management system can enable the motor electric control module, the first electronic water pump and the second plate heat exchanger to be connected in series to form a loop by controlling the conduction relation between the port 1 and the port 2 of the first three-way device, so that the waste heat of the motor can be recovered, the recovered waste heat is used for heating the cockpit and the battery through the second plate heat exchanger, the heat of the whole automobile is fully utilized, and the comprehensive heat management of the extended range type electric automobile is realized.
The extended range type electric automobile comprehensive heat management system further comprises an engine heat management system, the engine heat management system comprises an engine 31, a high-temperature heat exchanger 32, a warm air core 33 and a second electronic water pump 34, an outlet of the second electronic water pump 34 is connected with an inlet of the engine 31, an outlet of the engine 31 is connected with an inlet of the high-temperature heat exchanger 32, an outlet of the high-temperature heat exchanger 32 is connected with an inlet of the warm air core 33, an outlet of the warm air core 33 is connected with a second inlet of the first plate type heat exchanger 14, and a second outlet of the first plate type heat exchanger 14 is connected with an inlet of the second electronic water pump 34.
When the thermal management system of the engine heats the battery and the cockpit, as shown in fig. 5, the second electronic water pump 34 pumps the coolant into the engine 31 through the outlet of the second electronic water pump 34, the coolant enters the high-temperature heat exchanger 32 through the outlet of the engine 31, and then enters the warm air core 33 to complete heat release, so as to realize heating of the cockpit, then the outlet of the warm air core 33 enters the second inlet of the first plate heat exchanger 14 to exchange heat with the refrigerant, the second outlet of the first plate heat exchanger 14 enters the port 1 of the second three-way device 43, flows out from the port 2 of the second three-way device 43, and enters the inlet of the second electronic water pump 34 to form circulation. Meanwhile, the compressor 11 compresses a low-temperature and low-pressure refrigerant into a high-temperature and high-pressure refrigerant, the refrigerant enters the first port of the intermediate heat exchanger 22 through the communicated fourth SOV64, then enters the first port of the battery direct cooling plate 21 through the second port of the intermediate heat exchanger 22 to complete heat release to realize battery heating, the second port of the battery direct cooling plate 21 is throttled through the third throttle valve 53, enters the first throttle valve 51 to be throttled through the communicated second SOV62, enters the first inlet of the second plate heat exchanger 13 through the outlet of the first throttle valve 51 to exchange heat with the electric control hot water of the motor to complete heat absorption, the first outlet of the second plate heat exchanger 13 passes through the first plate heat exchanger 14 (not exchanging heat), is communicated with the third S0V63 and is communicated with the fifth SOV65, and flows into the gas-liquid separator 15 to return to the compressor 11 to form circulation.
Through the technical scheme, the extended range type electric automobile comprehensive heat management system can enable the engine, the second electronic water pump, the warm air core body and the first plate type heat exchanger to be connected in series to form a loop to recover the waste heat of the engine by controlling the conduction relation between the port 1 and the port 2 of the second three-way device, and the recovered waste heat is used for heating the cockpit and heating the battery through the warm air core body and the first plate type heat exchanger, so that the waste heat of the engine is fully utilized. Meanwhile, the battery can be heated in a running mode by utilizing the waste heat of the engine in a low-temperature environment, and the problem that the pure electric endurance is seriously reduced due to the fact that the battery temperature is too low in the low-temperature environment of the extended range electric vehicle is solved.
Further, the extended range electric vehicle comprehensive thermal management system may also directly heat the battery, as shown in fig. 6, the compressor 11 compresses a low-temperature and low-pressure refrigerant into a high-temperature and high-pressure refrigerant, the refrigerant enters the first port of the intermediate heat exchanger 22 through the connected fourth SOV64, and then enters the battery direct cooling plate 21 through the second port of the intermediate heat exchanger 22 to complete heat release, so as to heat the battery, the second port of the battery direct cooling plate 21 is throttled by the third throttle valve 53, and then enters the first throttle valve 51 through the intermediate heat exchanger 22 and the connected second SOV62, and then enters the second plate heat exchanger 13 (no heat exchange), the first plate heat exchanger 14 (no heat exchange) and the outdoor heat exchanger 71 to complete heat absorption, and then enters the gas-liquid separator 15 through the connected fifth SOV65, and returns to the compressor 11 through the outlet of the gas-liquid separator 15, so as to form a cycle.
Further, the integrated thermal management system of the extended range electric vehicle may also directly cool the battery, as shown in fig. 7, the compressor 11 compresses a low-temperature and low-pressure refrigerant into a high-temperature and high-pressure refrigerant, the refrigerant enters the internal cooling condenser 12 (without heat exchange) through an outlet of the compressor 11, then an outlet of the internal cooling condenser 12 enters the first throttle 51 (without throttling) through the communicated first SOV61, then enters the outdoor heat exchanger 71 (without heat exchange) through the second plate heat exchanger 13 (without heat exchange) and the first plate heat exchanger 14 (without heat exchange), completes heat release, then enters the check valve 72, enters the third port of the intermediate heat exchanger 22 through an outlet of the check valve 72, then enters the third throttle 53 through a fourth port of the intermediate heat exchanger 22, and then enters the second port of the battery cooling plate 21 through an outlet of the third throttle 53, completes battery heat absorption, cools the battery, the first port of the battery cooling plate 21 enters the fourth throttle 54 through the intermediate heat exchanger 22, enters the gas-liquid separator 15 through an inlet of the gas-liquid separator 15, and returns to the compressor 11 through an outlet of the gas-liquid separator 15, and forms a cycle.
Through the extended range type electric automobile comprehensive heat management system, the battery is directly heated/cooled through the battery direct cooling plate, the heat exchange efficiency of the battery is improved, and the energy loss is reduced. Meanwhile, through the third throttle valve and the intermediate heat exchanger which are arranged in front of the battery direct cooling plate, the uniform and real-time control of the internal temperature of the battery direct cooling plate is realized, so that the power battery can be uniformly cooled and uniformly heated, and the service life of the battery is prolonged.
In the present disclosure, the first throttle 51, the second throttle 52, the third throttle 53, and the fourth throttle 54 may be any one of a thermostatic expansion valve, an electronic expansion valve, and a full-through electronic expansion valve, which is not limited in the present disclosure. And, in the present disclosure, the above-mentioned compressor 11 may be an electrically-driven variable frequency compressor.
It is noted that, in this document, relational terms such as "first" and "second," and the like, may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising a … …" does not exclude the presence of another identical element in a process, method, article, or apparatus that comprises the element.
Claims (10)
1. The extended-range electric automobile comprehensive heat management system is characterized by comprising a cockpit heat management system, wherein the cockpit heat management system comprises a compressor, an inner-cooling condenser, a first plate heat exchanger, a second plate heat exchanger, a gas-liquid separator, a first throttle valve, a first electronic water pump, a first tee joint device and a motor electric control module;
an outlet of the compressor is connected with an inlet of the inner-cooling condenser, an outlet of the inner-cooling condenser is connected with an inlet of the first throttling valve, an outlet of the first throttling valve is connected with a first inlet of the second plate heat exchanger, a first outlet of the second plate heat exchanger is connected with a first inlet of the first plate heat exchanger, a first outlet of the first plate heat exchanger is connected with an inlet of the gas-liquid separator, and an outlet of the gas-liquid separator is connected with an inlet of the compressor;
the second outlet of the second plate heat exchanger is connected with the inlet of the first electronic water pump, the outlet of the first electronic water pump is connected with the inlet of the motor electric control module, the outlet of the motor electric control module is connected with the port 1 of the first three-way device, and the port 2 of the first three-way device is connected with the second inlet of the second plate heat exchanger.
2. The extended range electric vehicle comprehensive thermal management system of claim 1, further comprising a battery thermal management system, wherein the battery thermal management system comprises a battery direct cooling plate, an intermediate heat exchanger, a fourth electromagnetic valve (SOV), a third throttle, a second SOV, and a fourth throttle;
a first port of the intermediate heat exchanger is connected with an outlet of the compressor through a fourth SOV, a second port of the intermediate heat exchanger is connected with a first port of the battery direct cooling plate, a second port of the battery direct cooling plate is connected with a first port of a third throttle valve, a second port of the third throttle valve is connected with a third port of the intermediate heat exchanger, a fourth port of the intermediate heat exchanger is connected with an inlet of a first throttle valve through the second SOV, and an outlet of the first throttle valve is connected with a first inlet of the second plate heat exchanger;
the first port of the intermediate heat exchanger may be further connected to the inlet of the gas-liquid separator through a fourth throttle valve.
3. The extended range electric vehicle comprehensive heat management system according to claim 2, further comprising an engine heat management system, wherein the engine heat management system comprises an engine, a high-temperature heat exchanger, a warm air core and a second electronic water pump;
the outlet of the second electronic water pump is connected with the inlet of the engine, the outlet of the engine is connected with the inlet of the high-temperature heat exchanger, the outlet of the high-temperature heat exchanger is connected with the inlet of the warm air core, the outlet of the warm air core is connected with the second inlet of the first plate heat exchanger, and the second outlet of the first plate heat exchanger is connected with the inlet of the second electronic water pump.
4. The extended range electric vehicle integrated thermal management system of claim 3, further comprising a cryogenic heat exchanger;
the inlet of the low-temperature heat exchanger is connected with the port 3 of the first three-way device, and the outlet of the low-temperature heat exchanger is connected with the inlet of the first electronic water pump.
5. The extended range electric vehicle integrated thermal management system of claim 4, further comprising a second three-way device;
and a port 1 of the second three-way device is connected with a second outlet of the first plate heat exchanger, a port 2 of the second three-way device is connected with an inlet of the second electronic water pump, and a port 3 of the second three-way device is connected with an outlet of the high-temperature heat exchanger.
6. The extended range electric vehicle comprehensive thermal management system of claim 5, wherein the cockpit thermal management system further comprises an outdoor heat exchanger, an evaporator, a check valve, a second throttle valve;
an inlet of the outdoor heat exchanger is connected with a first outlet of the first plate type heat exchanger, an outlet of the outdoor heat exchanger is connected with an inlet of a one-way valve, an outlet of the one-way valve is connected with an inlet of the second throttling valve, an outlet of the second throttling valve is connected with an inlet of the evaporator, and an outlet of the evaporator is connected with an inlet of the gas-liquid separator;
the outlet of the one-way valve may also be connected to the fourth port of the intermediate heat exchanger.
7. The extended range electric vehicle integrated thermal management system of claim 6, further comprising a first SOV, a third SOV, a fifth SOV;
the outlet of the internal cold condenser is connected to the inlet of the first throttling valve via the first SOV;
the first outlet of the first plate heat exchanger is connected via the third SOV with the inlet of the non-return valve;
an outlet of the outdoor heat exchanger is connected to an inlet of the gas-liquid separator via the fifth SOV.
8. The extended range electric vehicle integrated thermal management system of claim 2, wherein the battery direct cooling plate structure comprises any one of the following:
a parallel flow flat tube structure;
the microchannels flow to the structure.
9. The extended range electric vehicle integrated thermal management system of claim 4, wherein the first/second tee fitting comprises any one of:
a three-way valve;
a four-way valve;
a proportional valve;
an electromagnetic valve.
10. An electric vehicle, characterized by comprising the extended range electric vehicle integrated thermal management system according to any one of claims 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221496569.8U CN218054793U (en) | 2022-06-15 | 2022-06-15 | Extended range type electric automobile comprehensive heat management system and electric automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221496569.8U CN218054793U (en) | 2022-06-15 | 2022-06-15 | Extended range type electric automobile comprehensive heat management system and electric automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218054793U true CN218054793U (en) | 2022-12-16 |
Family
ID=84434558
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221496569.8U Active CN218054793U (en) | 2022-06-15 | 2022-06-15 | Extended range type electric automobile comprehensive heat management system and electric automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218054793U (en) |
-
2022
- 2022-06-15 CN CN202221496569.8U patent/CN218054793U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN112319181B (en) | Integrated thermal management system for whole new energy automobile and working method of integrated thermal management system | |
| CN211280561U (en) | New energy automobile thermal management system | |
| CN110588280A (en) | New energy automobile thermal management system integrating three thermal management functions and waste heat recovery function | |
| CN110435390A (en) | A kind of thermal management system of whole suitable for new-energy automobile under worst cold case | |
| CN109269135A (en) | Electric automobile air conditioner heat pump system and electric car including it | |
| CN208277791U (en) | A kind of fuel-cell vehicle heat pump air conditioning system | |
| CN112373264B (en) | Heat pump type whole vehicle heat management system | |
| CN108317766A (en) | A kind of air-conditioning system and electric bus of electric bus | |
| CN113276631A (en) | Whole car thermal management system and car | |
| CN114604056B (en) | Fuel cell automobile whole automobile thermal management system | |
| CN113561731B (en) | Whole car thermal management system and electric motor car | |
| CN208180707U (en) | A kind of automotive air-conditioning system | |
| CN110816206A (en) | Electric automobile air conditioner heat pump system with flasher and parallel loop | |
| CN110385963B (en) | Electric automobile air conditioning system and control method thereof | |
| CN210425664U (en) | Waste heat recovery system using throttling sleeve | |
| CN218054793U (en) | Extended range type electric automobile comprehensive heat management system and electric automobile | |
| CN206834299U (en) | A kind of refrigerant circulation formula power battery thermal management system | |
| CN115416444A (en) | Heat pump heat management system for new energy automobile and working method of heat pump heat management system | |
| CN115284827A (en) | Thermal management system of vehicle and vehicle | |
| CN210149113U (en) | Waste heat recovery type heat pump heat management device for new energy automobile | |
| CN208952460U (en) | A kind of heat pump automotive air-conditioning system | |
| CN208998367U (en) | Electric automobile air conditioner heat pump system and electric car including it | |
| CN112693363A (en) | Whole-vehicle thermal management system of pure electric truck | |
| CN214984719U (en) | New energy automobile thermal management system | |
| CN219927414U (en) | Vehicle thermal management system and vehicle |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |