CN214295558U - Electric automobile in-wheel motor waste heat recycling system - Google Patents
Electric automobile in-wheel motor waste heat recycling system Download PDFInfo
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- CN214295558U CN214295558U CN202023284215.0U CN202023284215U CN214295558U CN 214295558 U CN214295558 U CN 214295558U CN 202023284215 U CN202023284215 U CN 202023284215U CN 214295558 U CN214295558 U CN 214295558U
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Abstract
The utility model discloses an electric automobile in-wheel motor waste heat system of recycling, include: wheel hub motor cooling system, heat exchange control system and passenger cabin heating system, wheel hub motor cooling system includes: the system comprises a hub motor, a hub motor cooling liquid inlet three-way pipe, a hub motor cooling liquid outlet three-way pipe, a first water pump, a second valve, a radiator, a cooling fan and a compensation water tank; the heat exchange control system includes: a first valve and a heat exchanger; the passenger compartment heating system includes: a passenger compartment radiator, a passenger compartment warmer, a defroster, a heater, and a second water pump. This electric automobile wheel hub motor's waste heat system of recycling can make electric automobile utilize the waste heat that wheel hub motor produced to heat passenger cabin under low temperature environment, when satisfying wheel hub motor's heat dissipation requirement make full use of wheel hub motor's waste heat, reduced the energy consumption of whole car.
Description
Technical Field
The utility model relates to an electric automobile in-wheel motor, concretely relates to electric automobile in-wheel motor waste heat system of recycling.
Background
In-wheel motor direct mount just the in-wheel motor homoenergetic of each wheel is independent control in wheel hub, the control advantage that has the significance in aspects such as stability control and initiative safety, but its operating condition environment can cause its during operation to produce a large amount of heats, if in-wheel motor can not timely heat dissipation can influence its performance, and then shorten its working life, the waste heat that the in-wheel motor during operation produced can not be utilized well to current electric automobile in-wheel motor heat management system, how to creatively propose a waste heat recycling system of in-wheel motor, make electric automobile utilize the waste heat that in-wheel motor produced to heat passenger cabin under low temperature environment, and then cool off in-wheel motor, satisfy in-wheel motor's heat dissipation requirement, improve in-wheel motor's performance, be the problem of waiting to solve in this field urgently.
The invention patent CN201811615612.6 provides a cooling system of an electric automobile hub motor and an electric automobile, and the defects of the invention patent are as follows: only one set of cooling system is provided for the front end and the rear end hub motors, the problem of overhigh temperature of the rear hub is solved, the idea of recycling the heat of the hub motors is not provided, and the heat generated by the hub motors is dissipated through the radiator. Utility model patent ZL201920869830.6 provides a wheel hub motor cooling system for electric automobile, and this utility model patent not enough has: only a cooling system with controllable cooling capacity for a single driving hub motor is provided, and the idea of recycling the heat of the hub motor cannot be provided.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides an electric automobile wheel hub motor waste heat system of recycling aims at recycling the waste heat of electric automobile wheel hub motor through the means that the waste heat that utilizes the work of in-wheel motor to produce passenger cabin heating, and then cools off in-wheel motor, improves in-wheel motor's performance.
The purpose of the utility model is realized through following technical means:
a system for recycling waste heat of an electric automobile hub motor comprises: wheel hub motor cooling system, heat exchange control system and passenger cabin heating system, wheel hub motor cooling system includes: the system comprises a hub motor, a hub motor cooling liquid inlet three-way pipe, a hub motor cooling liquid outlet three-way pipe, a first water pump, a second valve, a radiator, a cooling fan and a compensation water tank; the heat exchange control system includes: a first valve and a heat exchanger; the passenger compartment heating system includes: a passenger compartment radiator, a passenger compartment warmer, a defroster, a heater, and a second water pump.
In the hub motor cooling system, the hub motor is provided with a hub motor cooling liquid inlet and a hub motor cooling liquid outlet, the hub motor cooling liquid inlet of the hub motor is connected with a three-way pipe of the hub motor cooling liquid inlet through a pipeline, the hub motor cooling liquid outlet of the hub motor is connected with a three-way pipe of the hub motor cooling liquid outlet through a pipeline, the first water pump is arranged between the three-way pipe of the hub motor cooling liquid outlet and the first valve through a pipeline, the second valve is arranged between the input end of the radiator and the three-way pipe of the hub motor cooling liquid outlet, and the compensation water tank is connected with the radiator through a pipeline.
In the heat exchange control system, the heat exchanger is provided with a first inlet, a first outlet, a second inlet and a second outlet, the first inlet is connected with the first valve through a pipeline, the first outlet is connected with the input end of the radiator through a pipeline, the second inlet is connected with the radiator of the passenger compartment through a pipeline, and the second outlet is connected with the second water pump through a pipeline.
In the passenger compartment heating system, the input end of the heater is connected with the second outlet of the heat exchanger through a second water pump through a pipeline, the input end of the defroster is connected with the output end of the heater through a pipeline, the input end of the passenger compartment radiator is connected with the output end of the passenger compartment heater through a pipeline, and the output end of the passenger compartment radiator is connected with the second inlet of the heat exchanger through a pipeline.
When the ambient temperature of the electric automobile during running is in a normal range, namely when the passenger compartment does not need to be heated, the first valve is closed, the second valve is switched on, the cooling liquid does not flow through the heat exchanger, the heat generated by the hub motor during working is dissipated through the radiator, when the ambient temperature of the electric automobile during running is in a low-temperature range, namely when the passenger compartment needs to be heated, the first valve is switched on, the second valve is closed, the cooling liquid flows through the heat exchanger, the waste heat generated by the hub motor during working is transmitted to the passenger compartment heater and the passenger compartment radiator through the heat exchanger, the second water pump and the defroster, and the waste heat generated by the hub motor is used for heating the passenger compartment, so that the heat exchange between the hub motor and the passenger compartment heating system is realized.
The first water pump and the second water pump can control the flow of the cooling liquid according to different control methods, and the cooling fan can also control the rotating speed of the fan in real time according to different control methods, so that the outlet temperature of the cooling liquid of the hub motor is controlled, the inlet and outlet temperature of the cooling liquid of the hub motor is in a proper range, the hub motor is guaranteed to work at the optimal temperature, and the hub motor has better working conditions.
The waste heat recycling system for the hub motor of the electric automobile can supply heat to a passenger compartment by using waste heat generated when the hub motor works and cool the hub motor. The system for recycling the waste heat of the hub motor of the electric automobile provides efficient integrated heat management for a cooling system of the hub motor and a heating system of a passenger compartment in the electric automobile.
Compared with the prior art, the utility model discloses following beneficial results have:
the utility model provides an electric automobile wheel hub motor's waste heat system of recycling makes electric automobile utilize the waste heat that wheel hub motor produced to heat passenger cabin under low temperature environment, and make full use of wheel hub motor's waste heat when satisfying wheel hub motor's heat dissipation requirement has reduced the energy consumption of whole car.
Description of the drawings:
FIG. 1 is a schematic diagram of a waste heat recycling system for an electric automobile hub motor;
in the figure: the system comprises a 1-hub motor, a 2-hub motor coolant inlet three-way pipe, a 3-hub motor coolant outlet three-way pipe, a 4-first water pump, a 5-first valve, a 6-heat exchanger, a 7-second valve, an 8-radiator, a 9-cooling fan, a 10-compensation water tank, an 11-passenger compartment radiator, a 12-passenger compartment heater, a 13-defroster, a 14-heater, a 15-second water pump, a 61-first inlet, a 62-first outlet, a 63-second inlet, a 64-second outlet, a 100-hub motor cooling system, a 101-hub motor coolant inlet, a 102-hub motor coolant outlet, a 200-heat exchange control system and a 300-passenger compartment heating system.
The specific implementation mode is as follows:
the technical solution of the present invention will be further explained in detail with reference to the accompanying drawings.
As shown in figure 1, the utility model provides an electric automobile wheel hub motor waste heat system of recycling. Electric automobile waste heat reuse system includes: a wheel hub motor cooling system 100, a heat exchange control system 200, and a passenger compartment heating system 300, the wheel hub motor cooling system 100 comprising: the system comprises a hub motor 1, a hub motor coolant inlet three-way pipe 2, a hub motor coolant outlet three-way pipe 3, a first water pump 4, a second valve 7, a radiator 8, a cooling fan 9 and a compensation water tank 10; the heat exchange control system 200 includes: a first valve 5 and a heat exchanger 6; the passenger compartment heating system 300 includes: a passenger compartment radiator 11, a passenger compartment warmer 12, a defroster 13, a heater 14, and a second water pump 15.
As shown in fig. 1, in the in-wheel motor cooling system 100, the in-wheel motor 1 has an in-wheel motor coolant inlet 101 and an in-wheel motor coolant outlet 102, the in-wheel motor coolant inlet 101 of the in-wheel motor 1 is connected to the in-wheel motor coolant inlet three-way pipe 2 through a pipeline, the in-wheel motor coolant outlet 102 of the in-wheel motor 1 is connected to the in-wheel motor coolant outlet three-way pipe 3 through a pipeline, the first water pump 4 is disposed between the in-wheel motor coolant outlet three-way pipe 3 and the first valve 5 through a pipeline, the second valve 7 is disposed between the input end of the radiator 8 and the in-wheel motor coolant outlet three-way pipe 3, and the compensating water tank 10 is connected to the radiator 8 through a pipeline.
In the heat exchange control system 200, the heat exchanger 6 has a first inlet 61, a first outlet 62, a second inlet 63, and a second outlet 64, the first inlet 61 is connected to the first valve 5 via a pipeline, the first outlet 62 is connected to the input end of the radiator 8 via a pipeline, the second inlet 63 is connected to the passenger compartment radiator 11 via a pipeline, and the second outlet 64 is connected to the second water pump 15 via a pipeline.
In the passenger compartment heating system 300, the input end of the heater 14 is connected to the second outlet 64 of the heat exchanger 6 through a second water pump 15, the input end of the defroster 13 is connected to the output end of the heater 14 through a pipe, the input end of the passenger compartment radiator 11 is connected to the output end of the passenger compartment heater 12 through a pipe, and the output end of the passenger compartment radiator 11 is connected to the second inlet 63 of the heat exchanger 6 through a pipe.
In one embodiment, when the ambient temperature during driving of the electric vehicle is in a normal range, that is, when the passenger compartment does not need to be heated, the first valve 5 is closed, the second valve 7 is opened, the coolant does not flow through the heat exchanger 6, the heat generated during operation of the hub motor 1 is dissipated through the radiator 8, when the ambient temperature during driving of the electric vehicle is in a low temperature range, that is, when the passenger compartment needs to be heated, the first valve 5 is opened, the second valve 7 is closed, the coolant flows through the heat exchanger 6, the waste heat generated during operation of the hub motor 1 is transferred to the passenger compartment heater 12 and the passenger compartment radiator 11 through the heat exchanger 6, the second water pump 15 and the defroster 13, and the waste heat generated by the hub motor 1 is used for heating the passenger compartment, so that heat exchange between the hub motor 1 and the passenger compartment heating system 300 is realized.
In this embodiment, the first water pump 4 and the second water pump 15 can realize the control of the flow rate of the cooling liquid according to the difference of the control methods, and the cooling fan 9 can also realize the real-time control of the rotating speed of the fan according to the difference of the control methods, so as to control the temperature of the cooling liquid outlet of the in-wheel motor 1, so that the temperature of the cooling liquid inlet and outlet of the in-wheel motor 1 is in a proper range, thereby ensuring that the in-wheel motor 1 works at the optimal temperature, and further ensuring that the in-wheel motor 1 has better working conditions.
The utility model provides an electric automobile in-wheel motor waste heat system of recycling, electric automobile in-wheel motor waste heat system of recycling can utilize the waste heat that in-wheel motor 1 during operation produced to heat for passenger cabin to and cool off in-wheel motor 1. The system for recycling the waste heat of the hub motor of the electric automobile provides efficient integrated heat management for the cooling system 100 of the hub motor and the heating system 300 of the passenger compartment in the electric automobile.
The present invention will be described in detail with reference to the drawings, and in order to describe the embodiments of the present invention in detail, the cross-sectional view showing the structure of the device will not be enlarged partially according to the general scale, and the drawings are only examples, which should not limit the scope of the present invention. In addition, the three-dimensional dimensions of length, width and depth should be included in the actual fabrication.
Meanwhile, in the description of the present invention, it should be noted that the directions or positional relationships indicated by the terms "upper, lower, inner and outer" and the like are based on the directions or positional relationships shown in the drawings, and are only for convenience of description of the present invention and simplification of description, but do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and thus, should not be construed as limiting the present invention. Furthermore, the terms first, second, or third are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
The terms "mounted, connected and connected" in the present application are to be understood broadly, unless otherwise explicitly stated or limited, for example: can be fixedly connected, detachably connected or integrally connected; they may be mechanically, electrically, or directly connected, or indirectly connected through intervening media, or may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The above description is directed to the specific embodiments of the present invention. It is to be understood that the present invention is not limited to the specific embodiments described above, and that various changes and modifications may be made by those skilled in the art within the scope of the appended claims without departing from the spirit of the invention.
Claims (1)
1. The utility model provides an electric automobile in-wheel motor waste heat reuse system which characterized in that includes: wheel hub motor cooling system, heat exchange control system and passenger cabin heating system, wheel hub motor cooling system includes: the system comprises a hub motor, a hub motor cooling liquid inlet three-way pipe, a hub motor cooling liquid outlet three-way pipe, a first water pump, a second valve, a radiator, a cooling fan and a compensation water tank; the heat exchange control system includes: a first valve and a heat exchanger; the passenger compartment heating system includes: a passenger compartment radiator, a passenger compartment heater, a defroster, a heater, and a second water pump;
in the hub motor cooling system, the hub motor is provided with a hub motor cooling liquid inlet and a hub motor cooling liquid outlet, the hub motor cooling liquid inlet of the hub motor is connected with a three-way pipe of the hub motor cooling liquid inlet through a pipeline, the hub motor cooling liquid outlet of the hub is connected with a three-way pipe of the hub motor cooling liquid outlet through a pipeline, the first water pump is arranged between the three-way pipe of the hub motor cooling liquid outlet and the first valve through a pipeline, the second valve is arranged between the input end of the radiator and the three-way pipe of the hub motor cooling liquid outlet, and the compensation water tank is connected with the radiator through a pipeline;
in the heat exchange control system, the heat exchanger is provided with a first inlet, a first outlet, a second inlet and a second outlet, the first inlet is connected with the first valve through a pipeline, the first outlet is connected with the input end of the radiator through a pipeline, the second inlet is connected with the radiator of the passenger compartment through a pipeline, and the second outlet is connected with the second water pump through a pipeline; in the passenger compartment heating system, the input end of the heater is connected with the second outlet of the heat exchanger through a second water pump through a pipeline, the input end of the defroster is connected with the output end of the heater through a pipeline, the input end of the passenger compartment radiator is connected with the output end of the passenger compartment heater through a pipeline, and the output end of the passenger compartment radiator is connected with the second inlet of the heat exchanger through a pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023284215.0U CN214295558U (en) | 2020-12-30 | 2020-12-30 | Electric automobile in-wheel motor waste heat recycling system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023284215.0U CN214295558U (en) | 2020-12-30 | 2020-12-30 | Electric automobile in-wheel motor waste heat recycling system |
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| Publication Number | Publication Date |
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| CN214295558U true CN214295558U (en) | 2021-09-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202023284215.0U Active CN214295558U (en) | 2020-12-30 | 2020-12-30 | Electric automobile in-wheel motor waste heat recycling system |
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| CN (1) | CN214295558U (en) |
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