CN109747378A - Battery of electric vehicle heat management system - Google Patents
Battery of electric vehicle heat management system Download PDFInfo
- Publication number
- CN109747378A CN109747378A CN201811623114.6A CN201811623114A CN109747378A CN 109747378 A CN109747378 A CN 109747378A CN 201811623114 A CN201811623114 A CN 201811623114A CN 109747378 A CN109747378 A CN 109747378A
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- Prior art keywords
- battery
- heat exchanger
- electric vehicle
- valve
- shut
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- 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.)
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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
-
- 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
-
- 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
- Y02T10/80—Technologies aiming to reduce greenhouse gasses emissions common to all road transportation technologies
- Y02T10/88—Optimized components or subsystems, e.g. lighting, actively controlled glasses
Landscapes
- Air-Conditioning For Vehicles (AREA)
Abstract
The invention discloses a kind of battery of electric vehicle heat management systems, include: the first refrigerant circulation loop, be configured so that refrigerant by motor compressor, First Heat Exchanger, expansion valve, the second heat exchanger, the first shut-off valve, third heat exchanger and gas-liquid separator sequential flowing；Coolant liquid circulation loop is configured so that coolant liquid under the action of the first water pump, and circulation flows through the first expansion tank, driving motor assembly and refrigerating module assembly；And battery cooling circuit, battery coolant liquid is configured so that under the action of the second water pump, and circulation flows through battery pack, PTC electric heater and third heat exchanger.Battery of electric vehicle heat management system of the invention, high-efficient, energy consumption is few, has the characteristics that structure is simple, easily controllable, energy-efficient, working service is convenient, it exchanges heat between setting refrigerant circulation loop and battery cooling circuit, to guarantee that battery pack works in operating temperature range.
Description
Technical field
The invention belongs to electric vehicle engineering fields, specifically, the present invention relates to a kind of battery of electric vehicle heat management systems
System.
Background technique
Compared to the mode that the cold air conditioner refrigerating of conventional fuel oil car list and engine exhaust heat heat, pure electric vehicle mostly uses single cold sky
The mode of cold and PTC electric heater heating is modulated, but since the low efficiency of PTC electric heater, power consumption are big, in outdoor temperature
When lower, the mileage travelled of electric vehicle will be greatly reduced, this is highly detrimental to the normal operation of pure electric vehicle.
Summary of the invention
The present invention is directed at least solve one of the technical problems existing in the prior art.For this purpose, the present invention provides a kind of electricity
Motor-car battery thermal management system.
To achieve the goals above, the technical scheme adopted by the invention is as follows: battery of electric vehicle heat management system, comprising:
First refrigerant circulation loop is configured so that refrigerant by motor compressor, First Heat Exchanger, expansion
Valve, the second heat exchanger, the first shut-off valve, third heat exchanger and gas-liquid separator sequential flowing；
Coolant liquid circulation loop is configured so that coolant liquid under the action of the first water pump, and it is swollen that circulation flows through first
Swollen kettle, driving motor assembly and refrigerating module assembly；And
Battery cooling circuit is configured so that battery coolant liquid under the action of the second water pump, and circulation flows through battery
Packet, PTC electric heater and third heat exchanger.
The third heat exchanger and the PTC electric heater, the second expansion tank, the first shut-off valve and gas-liquid separator connect
It connects.
Second heat exchanger is connect by the second shut-off valve with evaporator, and evaporator is connect with the gas-liquid separator.
Second heat exchanger is connect by third shut-off valve with the gas-liquid separator.
Battery of electric vehicle heat management system of the invention, high-efficient, energy consumption is few, has structure simple, easily controllable, energy saving
Efficiently, the convenient feature of working service is arranged between refrigerant circulation loop and battery cooling circuit and exchanges heat, to guarantee electricity
Chi Bao works in operating temperature range.
Detailed description of the invention
This specification includes the following drawings, and shown content is respectively:
Fig. 1 is the structural schematic diagram of battery of electric vehicle heat management system of the present invention；
In the figure, it is marked as 1, motor compressor；2, First Heat Exchanger；3, expansion valve；4, the second heat exchanger；5, the first cut-off
Valve；6, third heat exchanger；7, gas-liquid separator；8, the first water pump；9, refrigerating module assembly；10, driving motor assembly；11,
One expansion tank；12, the second water pump；13, battery pack；14, PTC electric heater；15, drier receiver；16, the second swelling water
Pot；17, the second shut-off valve；18, third shut-off valve；19, evaporator.
Specific embodiment
Below against attached drawing, by the description of the embodiment, making to a specific embodiment of the invention further details of
Explanation, it is therefore an objective to those skilled in the art be helped to have more complete, accurate and deep reason to design of the invention, technical solution
Solution, and facilitate its implementation.
It should be noted that " first ", " second " and " third " does not represent knot in embodiment disclosed below
Structure and/or absolute differentiation relationship functionally, do not represent the successive sequence that executes yet, and merely for convenience of description.
As shown in Figure 1, the present invention provides a kind of battery of electric vehicle heat management system, including the first refrigerant circulation returns
Road, coolant liquid circulation loop and battery cooling circuit.First refrigerant circulation loop is configured so that refrigerant by electronic pressure
Contracting machine 1, First Heat Exchanger 2, expansion valve 3, the second heat exchanger 4, the first shut-off valve 5, third heat exchanger 6 and gas-liquid separator 7
Sequential flowing；Coolant liquid circulation loop is configured so that coolant liquid under the action of the first water pump 8, and circulation flows through the first expansion
Kettle 11, driving motor assembly 10 and refrigerating module assembly 9；Battery cooling circuit is configured so that battery coolant liquid second
Under the action of water pump 12, circulation flows through battery pack 13, PTC electric heater 14 and third heat exchanger 6.
Specifically, as shown in Figure 1, battery of electric vehicle heat management system of the invention further includes that second refrigerant is recycled back to
Road and third refrigerant circulation loop.Second refrigerant circulation loop is configured so that refrigerant by motor compressor 1, first
Heat exchanger 2, expansion valve 3, the second heat exchanger 4, the second shut-off valve 17, evaporator 19 and gas-liquid separator 7 sequential flowing, third
Refrigerant circulation loop is configured so that refrigerant by motor compressor 1, First Heat Exchanger 2, expansion valve 3, the second heat exchanger
4, the sequential flowing of third shut-off valve 18 and gas-liquid separator 7.
As shown in Figure 1, third heat exchanger 6 is plate heat exchanger, third heat exchanger 6 and PTC electric heater 14, second expand
Kettle 16, the first shut-off valve 5 and gas-liquid separator 7 connect.One end of first shut-off valve 5 is connect with third heat exchanger 6, and first section
Only the other end of valve 5 is connect with the second heat exchanger 4.One end of PTC electric heater 14 is connect with battery pack 13, PTC electric heater
14 other end is connect with third heat exchanger 6.One end of second water pump 12 is connect with battery pack 13, the other end of the second water pump 12
It is connect with third heat exchanger 6, the second water pump 12 is simultaneously connect with the second expansion tank 16, the second expansion tank 16 and third heat exchanger
6 connections.
As shown in Figure 1, motor compressor 1 is connect with First Heat Exchanger 2 and gas-liquid separator 7, gas-liquid separator 7 and with steaming
It sends out device 19 to connect, the second heat exchanger 4 is connect by the second shut-off valve 17 with evaporator 19, and the second heat exchanger 4 is ended by third
Valve 18 is connect with gas-liquid separator 7.One end of second shut-off valve 17 is connect with evaporator 19, the other end of the second shut-off valve 17 with
The connection of second heat exchanger 4, one end of third shut-off valve 18 connect with gas-liquid separator 7, the other end of third shut-off valve 18 and the
The connection of two heat exchangers 4.One end of third heat exchanger 6 is connect with the first shut-off valve 5, the other end and gas-liquid point of third heat exchanger 6
It is connected from device 7, third heat exchanger 6 is linked into refrigerant circulation loop, so that refrigerant circulation loop and battery cooling circuit
Between can exchange heat, to guarantee that battery pack 13 works in operating temperature range.
When battery of electric vehicle heat management system of the invention works in air conditioner refrigerating mode, motor compressor 1 is operated, refrigeration
Agent successively flows into First Heat Exchanger 2, expansion valve 3, the second heat exchanger 4, the first shut-off valve 5, third heat exchanger through motor compressor 1
6 and gas-liquid separator 7, last refrigerant flow back to motor compressor 1, realization circulates, and First Heat Exchanger 2 is obstructed during this
Wind.
As shown in Figure 1, one end of the first water pump 8 is connect with the first expansion tank 11, the other end of the first water pump 8 and cooling
Module assembly 9 connects, and one end of driving motor assembly 10 is connect with expansion tank, the other end of driving motor assembly 10 and cooling
Module assembly 9 connects.
The present invention is exemplarily described in conjunction with attached drawing above.Obviously, present invention specific implementation is not by above-mentioned side
The limitation of formula.As long as using the improvement for the various unsubstantialities that the inventive concept and technical scheme of the present invention carry out；Or not
It is improved, above-mentioned conception and technical scheme of the invention are directly applied into other occasions, in protection scope of the present invention
Within.
Claims (4)
1. battery of electric vehicle heat management system characterized by comprising
First refrigerant circulation loop is configured so that refrigerant by motor compressor, First Heat Exchanger, expansion valve,
Two heat exchangers, the first shut-off valve, third heat exchanger and gas-liquid separator sequential flowing；
Coolant liquid circulation loop is configured so that coolant liquid under the action of the first water pump, and circulation flows through the first swelling water
Pot, driving motor assembly and refrigerating module assembly；And
Battery cooling circuit, be configured so that battery coolant liquid under the action of the second water pump, circulation flow through battery pack,
PTC electric heater and third heat exchanger.
2. battery of electric vehicle heat management system according to claim 1, which is characterized in that the third heat exchanger with it is described
PTC electric heater, the second expansion tank, the first shut-off valve are connected with gas-liquid separator.
3. battery of electric vehicle heat management system according to claim 1, which is characterized in that second heat exchanger passes through the
Two shut-off valves are connect with evaporator, and evaporator is connect with the gas-liquid separator.
4. battery of electric vehicle heat management system according to any one of claims 1 to 3, which is characterized in that second heat exchange
Device is connect by third shut-off valve with the gas-liquid separator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811623114.6A CN109747378A (en) | 2018-12-28 | 2018-12-28 | Battery of electric vehicle heat management system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811623114.6A CN109747378A (en) | 2018-12-28 | 2018-12-28 | Battery of electric vehicle heat management system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109747378A true CN109747378A (en) | 2019-05-14 |
Family
ID=66403230
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811623114.6A Pending CN109747378A (en) | 2018-12-28 | 2018-12-28 | Battery of electric vehicle heat management system |
Country Status (1)
| Country | Link |
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| CN (1) | CN109747378A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113183715A (en) * | 2021-05-27 | 2021-07-30 | 深圳昂湃技术有限公司 | Electric automobile integrated thermal management system and implementation method |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20150266392A1 (en) * | 2014-03-19 | 2015-09-24 | Toyota Jidosha Kabushiki Kaisha | Battery temperature regulating device |
| US20160107501A1 (en) * | 2014-10-21 | 2016-04-21 | Atieva, Inc. | EV Multi-Mode Thermal Management System |
| CN107097664A (en) * | 2017-04-25 | 2017-08-29 | 上海思致汽车工程技术有限公司 | A kind of intelligent multiloop thermal management system of electric automobile |
| CN108128118A (en) * | 2017-12-25 | 2018-06-08 | 上海加冷松芝汽车空调股份有限公司 | A kind of electric vehicle thermal control system |
| CN108327482A (en) * | 2018-02-09 | 2018-07-27 | 博耐尔汽车电气***有限公司 | A kind of new-energy automobile heat management system |
| CN108482067A (en) * | 2018-05-21 | 2018-09-04 | 上海思致汽车工程技术有限公司 | A kind of energy-saving multiloop thermal management system of electric automobile |
-
2018
- 2018-12-28 CN CN201811623114.6A patent/CN109747378A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20150266392A1 (en) * | 2014-03-19 | 2015-09-24 | Toyota Jidosha Kabushiki Kaisha | Battery temperature regulating device |
| US20160107501A1 (en) * | 2014-10-21 | 2016-04-21 | Atieva, Inc. | EV Multi-Mode Thermal Management System |
| CN107097664A (en) * | 2017-04-25 | 2017-08-29 | 上海思致汽车工程技术有限公司 | A kind of intelligent multiloop thermal management system of electric automobile |
| CN108128118A (en) * | 2017-12-25 | 2018-06-08 | 上海加冷松芝汽车空调股份有限公司 | A kind of electric vehicle thermal control system |
| CN108327482A (en) * | 2018-02-09 | 2018-07-27 | 博耐尔汽车电气***有限公司 | A kind of new-energy automobile heat management system |
| CN108482067A (en) * | 2018-05-21 | 2018-09-04 | 上海思致汽车工程技术有限公司 | A kind of energy-saving multiloop thermal management system of electric automobile |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113183715A (en) * | 2021-05-27 | 2021-07-30 | 深圳昂湃技术有限公司 | Electric automobile integrated thermal management system and implementation method |
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Application publication date: 20190514 |
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