CN208548432U - A kind of batteries of electric automobile packet heating system - Google Patents
A kind of batteries of electric automobile packet heating system Download PDFInfo
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- CN208548432U CN208548432U CN201821240553.4U CN201821240553U CN208548432U CN 208548432 U CN208548432 U CN 208548432U CN 201821240553 U CN201821240553 U CN 201821240553U CN 208548432 U CN208548432 U CN 208548432U
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- battery pack
- heater
- liquid outlet
- switch
- driving motor
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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- Battery Mounting, Suspending (AREA)
Abstract
The utility model discloses a kind of batteries of electric automobile packet heating system, it include: the battery pack circuit being connected to the battery pack of electric car, the driving motor circuit being connected to the motor cooling water channel of the driving motor shell of electric car, controller and the first temperature sensor, in which: battery pack circuit includes the first switch that secondary heater, the primary heater being connected to battery pack and control battery pack are connected to or bypass with secondary heater；Driving motor circuit passes through second switch and battery pack circuit communication or disconnection；The output end of controller is communicated to connect with first switch, second switch, primary heater, secondary heater respectively, and the setting of the first temperature sensor is exported in battery pack, and the input terminal of the first temperature sensor and controller communicates to connect.The utility model utilizes a variety of heating elements, and introduces power motor heat recovery technology, makes battery pack that can continue efficiently to work under various worst cold cases, while can also reduce energy consumption.
Description
Technical field
The utility model relates to batteries of electric automobile packet correlative technology field, especially a kind of batteries of electric automobile packet heating
System.
Background technique
New-energy automobile industry is in fast-developing stage, power resources of the battery as new-energy automobile, to drive
Dynamic motor persistently provides electric energy.The problems such as efficiency for charge-discharge is low under battery pack low temperature environment, the battery pack service life is short seriously restricts
The development of new-energy automobile.
In order to make battery pack still be able to efficient charge and discharge at low ambient temperatures, battery pack thermal management technology is gradually wide
General use.Battery pack is heated currently, new-energy automobile generallys use single heating element, is not able to satisfy new energy
Use of the automobile under various worst cold cases, and energy expenditure rate is high, influences new-energy automobile course continuation mileage.
Utility model content
Based on this, it is necessary to exist for the prior art and not be able to satisfy what new-energy automobile used under various worst cold cases
Technical problem provides a kind of batteries of electric automobile packet heating system.
The utility model discloses a kind of batteries of electric automobile packet heating system, comprising: is connected to the battery pack of electric car
Battery pack circuit, be connected to the motor cooling water channel of the driving motor shell of electric car driving motor circuit, controller,
And first temperature sensor, in which:
The battery pack circuit includes secondary heater, the primary heater being connected to the battery pack and control institute
State the first switch that battery pack is connected to or bypasses with the secondary heater；
The driving motor circuit passes through second switch and the battery pack circuit communication or disconnection；
The output end of the controller respectively with the first switch, second switch, the primary heater, described
Secondary heater communication connection, the first temperature sensor setting is exported in the battery pack, and first temperature sensing
The input terminal of device and the controller communicates to connect.
Further, the battery pack circuit further include: the first water pump being connected to the battery pack and heat exchange
The input terminal of device, first water pump is connected to the battery pack, output end and the heat exchanger of first water pump
The connection of secondary side inlet, the secondary side liquid outlet of the heat exchanger are connected to the primary heater, and driving electricity
Machine circuit is connected to or is disconnected with the primary side inlet of the heat exchanger by second switch.
Further, the second switch be the second three-way solenoid valve, the inlet of second three-way solenoid valve with
The motor cooling water channel connection, a liquid outlet of second three-way solenoid valve and the primary side inlet of the heat exchanger
Connection, another liquid outlet are connected to the motor cooling water channel.
Further, the driving motor circuit includes radiator and the second water pump, second three-way solenoid valve
A liquid outlet be connected to the primary side inlet of the heat exchanger, another liquid outlet is connected to the inlet of radiator, institute
The liquid outlet for stating radiator is connected to the inlet of second water pump, and the liquid outlet and the motor of second water pump are cooling
Water channel connection, the primary side liquid outlet of the heat exchanger are connected to the inlet of second water pump.
It further, further include that the second temperature sensor of the driving motor outlet is set, and described second is warm
The input terminal for spending sensor and the controller communicates to connect.
Further, the first switch be the first three-way solenoid valve, the liquid outlet of the primary heater with it is described
The inlet of first three-way solenoid valve is connected to, and a liquid outlet of first three-way solenoid valve passes through the secondary heater and institute
Battery pack connection is stated, another liquid outlet of first three-way solenoid valve is connected to by bypass branch with the battery pack.
Further, the primary heater is electric heater, and the secondary heater is fuel heater, or；
The primary heater is fuel heater, and the secondary heater is electric heater.
The utility model utilizes a variety of heating elements, and introduces power motor heat recovery technology, makes battery pack various
It can continue efficiently to work under worst cold case, while energy consumption can also be reduced.
Detailed description of the invention
Fig. 1 is a kind of system schematic of batteries of electric automobile packet heating system；
Fig. 2 is that the driving motor recuperation of heat heating method of an embodiment of the present invention meets condition schematic diagram；
Fig. 3 is that the driving motor recuperation of heat heating method of an embodiment of the present invention is unsatisfactory for condition schematic diagram；
Fig. 4 is an embodiment of the present invention fuel heater heating method schematic diagram；
Fig. 5 is an embodiment of the present invention electric heater heating method schematic diagram；
Fig. 6 is that an embodiment of the present invention stops heating method schematic diagram.
Specific embodiment
The utility model is described in more detail in the following with reference to the drawings and specific embodiments.
It is as shown in Figure 1 a kind of system schematic of batteries of electric automobile packet heating system, comprising: the electricity with electric car
The battery pack circuit 1 of 5 connection of pond packet, the driving motor being connected to the motor cooling water channel of 6 shell of driving motor of electric car
Circuit 2, controller 3 and the first temperature sensor 4, in which:
The battery pack circuit 1 includes secondary heater 13, the primary heater 12 being connected to the battery pack and control
Make the first switch 11 that the battery pack 5 is connected to or bypasses with the secondary heater 13；
The driving motor circuit 2 is connected to or is disconnected with the battery pack circuit 1 by second switch 21；
The output end of the controller 3 respectively with the first switch 11, the second switch 21, the primary heater
12, the secondary heater 13 communicates to connect, and the setting of the first temperature sensor 4 is exported in the battery pack 5, and described the
The input terminal of one temperature sensor 4 and the controller 3 communicates to connect.
Specifically, controller 3 drives first switch 11 to add second according to the monitoring temperature of the first temperature sensor 4
Hot device 13 is connected to or bypasses with battery pack 5, or drives second switch 21 by driving motor circuit 2 and the battery pack circuit 1
Connection disconnects, to control different heating element or power motor heat according to the temperature of battery pack and battery pack is added
In circuit, to make battery pack that can continue efficiently to work under various worst cold cases, while energy consumption can also be reduced.Its
In, controller 3 is preferably entire car controller.
The battery pack circuit 1 in one of the embodiments, further include: the first water pump being connected to the battery pack 5
14 and heat exchanger 15, the input terminal of first water pump 14 be connected to the battery pack 5, first water pump 14 it is defeated
Outlet is connected to the secondary side inlet of the heat exchanger 15, the secondary side liquid outlet of the heat exchanger 15 and described first
Heater 12 is connected to, and the driving motor circuit 2 passes through the primary side inlet of second switch 21 and the heat exchanger 15
Connection disconnects.
The present embodiment carries out heat transmitting exchange using heat exchanger 15, so that driving motor in driving motor circuit 2 is more
Remaining heat transfer is into battery pack circuit.
The second switch 21 is the second three-way solenoid valve, second three-way solenoid valve in one of the embodiments,
Inlet be connected to the motor cooling water channel, a liquid outlet of second three-way solenoid valve and the heat exchanger 15
The connection of primary side inlet, another liquid outlet are connected to the motor cooling water channel.
The present embodiment realizes the function of second switch 21 using three-way solenoid valve.Specifically, by driving the second electromagnetism
Triple valve opens different gears, so that driving motor is connected to the primary side inlet of heat exchanger 15, to battery pack circuit
Heat is transmitted, or the primary side inlet of driving motor and heat exchanger 15 is disconnected, is stopped to battery pack circuit transmission
Heat.
The driving motor circuit includes radiator 22 and the second water pump 23 in one of the embodiments, and described
One liquid outlet of two three-way solenoid valves is connected to the primary side inlet of the heat exchanger 15, another liquid outlet and radiator 22
Inlet connection, the liquid outlet of the radiator 22 is connected to the inlet of second water pump 23, second water pump 23
Liquid outlet be connected to the motor cooling water channel, the primary side liquid outlet of the heat exchanger 15 and second water pump 23
Inlet connection.
Specifically, when the second three-way solenoid valve is in the first gear, the primary side of heat exchanger 15 enters driving electricity
Machine circuit, thus by the heat transfer in driving motor circuit to battery pack circuit.And when second is in the second gear, heat exchange
The primary side of device 15 is not involved in the circulation in driving motor circuit, driving motor circuit by radiator, water pump and driving motor into
Row self-loopa, to stop driving motor circuit to battery pack circuit transmission heat.
It in one of the embodiments, further include that the second temperature sensor 7 of driving motor outlet is set, and institute
The input terminal for stating second temperature sensor 7 and the controller 3 communicates to connect.
The present embodiment passes through the outlet temperature of 7 monitoring driving motor of second temperature sensor, to export in driving motor
When temperature is higher, the waste heat of driving motor can be passed into battery pack circuit.
The first switch 11 is the first three-way solenoid valve in one of the embodiments, the primary heater 12
Liquid outlet is connected to the inlet of first three-way solenoid valve, and a liquid outlet of first three-way solenoid valve passes through described the
Two heaters 13 are connected to the battery pack 5, and another liquid outlet of first three-way solenoid valve passes through bypass branch 16 and institute
State the connection of battery pack 5.
The present embodiment controls the bypass of battery pack 5 or connection secondary heater 13 by bypass branch 16.
The primary heater is electric heater in one of the embodiments, and the secondary heater is fuel Heating
Device, or；
The primary heater is fuel heater, and the secondary heater is electric heater.
As the best embodiment of the utility model, a kind of batteries of electric automobile packet heating system, comprising: with electric car
The battery pack circuit 1 of the connection of battery pack 5, the driving electricity being connected to the motor cooling water channel of 6 shell of driving motor of electric car
Machine circuit 2, the first temperature sensor 4 that the outlet of battery pack 5 is arranged in, is arranged in the driving motor entire car controller 3
The second temperature sensor 7 of outlet, in which:
The battery pack circuit 1 is including described in fuel heater 13, the electric heater 12 being connected to the battery pack, control
The first three-way solenoid valve 11 that battery pack 5 is connected to or bypasses with the fuel heater 13, first be connected to the battery pack 5
Water pump 14 and heat exchanger 15, the input terminal of first water pump 14 are connected to the battery pack 5, first water pump 14
Output end be connected to the secondary side inlet of the heat exchanger 15, the secondary side liquid outlet of the heat exchanger 15 with it is described
Electric heater 12 is connected to, and the liquid outlet of the electric heater 12 is connected to the inlet of first three-way solenoid valve 11, described
One liquid outlet of the first three-way solenoid valve 11 is connected to by the fuel heater 13 with the battery pack 5, first electromagnetism
Another liquid outlet of triple valve 11 is connected to by bypass branch 16 with the battery pack 5；
The driving motor circuit 2 is connected by the primary side inlet of the second three-way solenoid valve 21 and the heat exchanger 15
On-off is opened；
The driving motor circuit includes radiator 22 and the second water pump 23, the inlet of the second three-way solenoid valve 21
It is connected to the motor cooling water channel, the primary side of a liquid outlet of second three-way solenoid valve 21 and the heat exchanger 15
Inlet connection, another liquid outlet are connected to the inlet of radiator 22, the liquid outlet of the radiator 22 and second water
The inlet connection of pump 23, the liquid outlet of second water pump 23 are connected to the motor cooling water channel, the heat exchanger 15
Primary side liquid outlet be connected to the inlet of second water pump 23；
The output end of the entire car controller 3 respectively with first three-way solenoid valve 11, second three-way solenoid valve
21, the electric heater 12, the fuel heater 13 communicate to connect, and first temperature sensor 4, the second temperature pass
Sensor 7 and the input terminal of the entire car controller 3 communicate to connect respectively.
Entire car controller 3 receives temperature sensor signal, and exports control signal to each actuator:
1, driving motor recuperation of heat heating method: the first temperature sensor 4 monitors battery pack exit water temperature≤15 DEG C, and
And second temperature sensor 7 monitors driving motor exit water temperature range at 25 DEG C~60 DEG C, entire car controller is i.e. to this time
Each actuator output control signal on road.
At this time as shown in Fig. 2, the second three-way solenoid valve 21 opens 2 grades, heat exchanger 15 participates in circulation, and driving motor is returned
The extra heat transfer in road is to battery pack circuit, to achieve the purpose that heat battery pack.When the water that temperature sensor monitors
When temperature is unsatisfactory for requirements above, as shown in figure 3, the second three-way solenoid valve 21 then opens 1 grade, heat exchanger 15 is not involved in circulation.
2, fuel heater heating method: when the first temperature sensor 4 monitors water temperature≤- 11 DEG C, entire car controller to
Each actuator output control signal.At this point, as shown in figure 4, the first three-way solenoid valve 11 opens gear 2,13 work of fuel heater
Make and participate in recycling, electric heater 12 does not work.
3, electric heater heating method: the first temperature sensor 4 monitor water temperature range at -11 DEG C~6 DEG C, vehicle control
Device processed exports control signal to each actuator.At this point, as shown in figure 5, the first three-way solenoid valve 11 opens gear 1, electric heater
12 work, fuel heater 13 do not work and are not involved in circulation.
4, stop heating method: when temperature sensor 1 monitors 15 DEG C of battery pack leaving water temperature >, battery pack is not at this time
It needs to heat, entire car controller exports control signal to each actuator.As shown in fig. 6, the first three-way solenoid valve 11 opens 1 grade,
First water pump 14, fuel heater 13 and electric heater 12 do not work.
Above-described embodiments merely represent several embodiments of the utility model, the description thereof is more specific and detailed,
But it should not be understood as limiting the scope of the patent of the utility model.It should be pointed out that for the common of this field
For technical staff, without departing from the concept of the premise utility, various modifications and improvements can be made, these all belong to
In the protection scope of the utility model.Therefore, the scope of protection shall be subject to the appended claims for the utility model patent.
Claims (7)
1. a kind of batteries of electric automobile packet heating system characterized by comprising the battery being connected to the battery pack of electric car
Wrap circuit, the driving motor circuit being connected to the motor cooling water channel of the driving motor shell of electric car, controller, Yi Ji
One temperature sensor, in which:
The battery pack circuit includes secondary heater, the primary heater being connected to the battery pack and the control electricity
The first switch that Chi Bao is connected to or bypasses with the secondary heater；
The driving motor circuit passes through second switch and the battery pack circuit communication or disconnection；
The output end of the controller respectively with the first switch, the second switch, the primary heater, described second
Heater communication connection, first temperature sensor setting are exported in the battery pack, and first temperature sensor with
The input terminal of the controller communicates to connect.
2. batteries of electric automobile packet heating system according to claim 1, which is characterized in that also wrap in the battery pack circuit
Include: the first water pump and heat exchanger being connected to the battery pack, the input terminal of first water pump and the battery pack connect
Logical, the output end of first water pump is connected to the secondary side inlet of the heat exchanger, the secondary side of the heat exchanger
Liquid outlet is connected to the primary heater, and the driving motor circuit passes through the primary of second switch and the heat exchanger
Inlet connection in side disconnects.
3. batteries of electric automobile packet heating system according to claim 2, which is characterized in that the second switch is second
Three-way solenoid valve, the inlet of second three-way solenoid valve are connected to the motor cooling water channel, second electromagnetic three-way
One liquid outlet of valve is connected to the primary side inlet of the heat exchanger, and another liquid outlet and the motor cooling water channel connect
It is logical.
4. batteries of electric automobile packet heating system according to claim 3, which is characterized in that the driving motor circuit packet
Include radiator and the second water pump, a liquid outlet of second three-way solenoid valve and the primary side feed liquor of the heat exchanger
Mouth connection, another liquid outlet are connected to the inlet of radiator, the feed liquor of the liquid outlet of the radiator and second water pump
Mouth connection, the liquid outlet of second water pump are connected to the motor cooling water channel, the primary side liquid outlet of the heat exchanger
It is connected to the inlet of second water pump.
5. batteries of electric automobile packet heating system according to claim 3, which is characterized in that further include being arranged in the drive
The second temperature sensor of dynamic motor outlet, and the input terminal of the second temperature sensor and the controller communicates to connect.
6. batteries of electric automobile packet heating system according to claim 2, which is characterized in that the first switch is first
Three-way solenoid valve, the liquid outlet of the primary heater are connected to the inlet of first three-way solenoid valve, first electricity
One liquid outlet of magnetic triple valve is connected to by the secondary heater with the battery pack, first three-way solenoid valve it is another
Liquid outlet is connected to by bypass branch with the battery pack.
7. described in any item batteries of electric automobile packet heating systems according to claim 1~6, which is characterized in that described first
Heater is electric heater, and the secondary heater is fuel heater, or；
The primary heater is fuel heater, and the secondary heater is electric heater.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821240553.4U CN208548432U (en) | 2018-08-02 | 2018-08-02 | A kind of batteries of electric automobile packet heating system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821240553.4U CN208548432U (en) | 2018-08-02 | 2018-08-02 | A kind of batteries of electric automobile packet heating system |
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| Publication Number | Publication Date |
|---|---|
| CN208548432U true CN208548432U (en) | 2019-02-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201821240553.4U Active CN208548432U (en) | 2018-08-02 | 2018-08-02 | A kind of batteries of electric automobile packet heating system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109103549A (en) * | 2018-08-02 | 2018-12-28 | 威马智慧出行科技（上海）有限公司 | A kind of batteries of electric automobile packet heating system and its heating means |
-
2018
- 2018-08-02 CN CN201821240553.4U patent/CN208548432U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109103549A (en) * | 2018-08-02 | 2018-12-28 | 威马智慧出行科技（上海）有限公司 | A kind of batteries of electric automobile packet heating system and its heating means |
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