CN209410062U - A kind of battery thermal management air-conditioning system - Google Patents
A kind of battery thermal management air-conditioning system Download PDFInfo
- Publication number
- CN209410062U CN209410062U CN201920020571.XU CN201920020571U CN209410062U CN 209410062 U CN209410062 U CN 209410062U CN 201920020571 U CN201920020571 U CN 201920020571U CN 209410062 U CN209410062 U CN 209410062U
- Authority
- CN
- China
- Prior art keywords
- conditioning system
- air
- battery
- thermal management
- refrigeration branch
- 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
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
- 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
Abstract
The utility model provides a kind of battery thermal management air-conditioning system, including battery, air-conditioning system and the battery cooling circuit to cool down for the battery, the air-conditioning system includes compressor, four-way valve, condenser and the evaporator being linked in sequence by pipeline, the air-conditioning system further includes refrigeration branch, pipeline connection between the refrigerant inlet end and the condenser and evaporator of the refrigeration branch, refrigerant exit end is connected to the suction port of compressor, heat exchanger is connected in the refrigeration branch, the heat exchanger is battery cooling circuit cooling.A kind of battery thermal management air-conditioning system provided by the utility model, by the way that solenoid valve is respectively set on the parallel pipeline at refrigerant inlet, it solves the limitation of battery air-conditioning, so that heat pump air conditioner uses for compartment, and can radiate and use for battery under refrigeration and heating state.
Description
Technical field
The utility model relates to field of batteries, more particularly to the heat management system of battery.
Background technique
Battery pack on rail vehicle generallys use battery, in vehicle operation, battery pack can persistent fever, need to be into
Row radiating treatment prevents battery pack overheat from accident occurs.The air-conditioning to radiate at present to battery pack is all independent or Dan Leng
Air-conditioning used for battery pack and compartment.When air-conditioning needs to heat and battery needs to cool down, to the heat pump system of battery heat dissipation
System thereby produces.Existing common technical solution is dropped by single cold air-conditioning to battery pack when battery pack thermic load is higher
Temperature.When battery pack thermic load is lower, stop compressor operation, so that its high-temperature water and air is carried out hot friendship by increasing water cooler
It changes, realize the cooling of water and then realizes the cooling of battery pack.This scheme is served only for single cold air-conditioning, is not compatible with heat pump system sky
It adjusts, rail vehicle needs mating two sets of air-conditioning systems, and a set of air conditioner, for using in compartment, the another set of cold air-conditioning of list aims at electricity
Chi Bao cooling uses, higher cost, while also having increased the weight of vehicle.
Summary of the invention
The main purpose of the utility model is that solve the above problems and insufficient, provides and a kind of utilize original changes in temperature on vehicle
Air-conditioning is the battery thermal management system of battery cooling.
To achieve the above object, the technical solution of the utility model is:
A kind of battery thermal management air-conditioning system is cooled back including battery, air-conditioning system and the battery to cool down for the battery
Road, the air-conditioning system include compressor, four-way valve, condenser and the evaporator being linked in sequence by pipeline, the air-conditioning system
System further includes refrigeration branch, the pipeline connection between the refrigerant inlet end and the condenser and evaporator of the refrigeration branch,
Refrigerant exit end is connected to the suction port of compressor, and heat exchanger is connected in the refrigeration branch, and the heat exchanger is the electricity
The cooling of pond cooling circuit.
Further, air-conditioning system electric expansion valve, the refrigeration branch are connected between the condenser and evaporator
Refrigerant inlet end connect respectively with the both ends of the electric expansion valve by pipeline in parallel.
Further, a solenoid valve is each provided on the parallel pipeline.
Further, under the air-conditioning system heating state, what is connected between the electric expansion valve and condenser is described
The solenoid valve of refrigeration branch is closed, and another solenoid valve is open-minded, under the air-conditioning system refrigerating state, the electric expansion valve and steaming
The solenoid valve of the refrigeration branch connected between hair device is closed, and another solenoid valve is open-minded.
Further, the refrigeration branch is equipped with the control valve of control loop on-off.
Further, the arrival end of the heat exchanger is connected with refrigeration branch electric expansion valve.
Further, the heat exchanger is plate heat exchanger.
Further, the battery cooling circuit is water-cooling loop.
Further, water pump is connected on the water-cooling loop.
In conclusion a kind of battery thermal management air-conditioning system provided by the utility model has such as compared with prior art
Lower advantage:
1. solve the limitation of battery air-conditioning by the way that solenoid valve is respectively set on the parallel pipeline at refrigerant inlet,
So that heat pump air conditioner uses for compartment, and radiates and use for battery；
2. interior air-conditioning no matter freeze or heating state under can radiate for battery, without additional setting battery pack heat dissipation
With air-conditioning, the utilization rate of air-conditioning is improved, reduces cost, mitigates car body weight；
3. having the advantages of simple structure and easy realization.
Detailed description of the invention:
A kind of Fig. 1: battery thermal management air-conditioning system composition schematic diagram of the utility model；
Wherein, pressure comprehensive internal 1, four-way valve 2, condenser 3, evaporator 4, condensation fan 5, evaporation fan 6, the first solenoid valve
7, second solenoid valve 8, electric expansion valve 9, branch electric expansion valve 10, plate heat exchanger 11, water pump 12, battery 13, gas-liquid point
From device 14.
Specific embodiment
The utility model is described in further detail with specific embodiment with reference to the accompanying drawing.
A kind of battery thermal management air-conditioning system is cooled back including battery 12, air-conditioning system and the battery to cool down for battery 13
Road, air-conditioning system include compressor 1, four-way valve 2, condenser 3 and the evaporator 4 being linked in sequence by pipeline, and air-conditioning system is also
Including refrigeration branch, pipeline connection between the refrigerant inlet end and condenser 3 and evaporator 4 of refrigeration branch, refrigerant exit end
It is connected to 1 entrance of compressor, heat exchanger is connected in refrigeration branch, heat exchanger is the cooling of battery cooling circuit.
As shown in Figure 1, battery thermal management system provided by the utility model, including heat pump air conditioning system and battery cool back
Routine techniques can be used in road, heat pump air conditioner, including the compressor 1, four-way valve 2, condenser 3, electronics being linked in sequence by pipeline
Expansion valve 9, evaporator 4, gas-liquid separator 14, form the circuit of refrigerant circulation between each device by pipeline, condensation fan 5,
Evaporation fan 6 is respectively condenser 3, the realization of evaporator 4 heat dissipation and air circulation, is acted on, is determined cold by the commutation of four-way valve 2
Rotation direction of the matchmaker between condenser 3, evaporator 4 realizes heating and the refrigerating function of air-conditioning system.This is the prior art,
It can be realized, do not repeat them here using conventional technical means.
Cooled down by battery cooling circuit to battery 13, in the present invention, use water-cooling loop for the cooling of battery 13,
Coolant is adopted water as in pipeline, in practical applications, any coolant can be used, at battery 13, water cooling box, water are set
Ice chest can lean with any side wall of battery 13 or water cooling box can be made into can accommodate the structural form of battery 13, water cooling box
The side wall side wall at least two with battery 13 leans, and realizes heat exchange, cools down for battery 13, passes through pipeline shape on water cooling box
At closed circuit, and water pump 12 is set on circuit, realizes the circulation of water in circuit, is improved between battery 13 and water cooling box
Heat exchange efficiency.
It is set as battery within air-conditioning systems and cools back in the present invention for the heat dissipation for further increasing battery 13
The refrigeration branch of road cooling, as shown in Figure 1, the pipeline connection between refrigeration branch one end and condenser 3 and evaporator 4, for system
Cold branch refrigerant inlet end, the other end are connected to the arrival end of compressor 1, are refrigeration branch refrigerant exit end, in refrigeration branch
On, it is provided with the heat exchanger that can cool down to battery cooling circuit, in the present invention, using plate heat exchanger 11.
To make air-conditioning system that can cool down to battery 13 under refrigeration or heating state, in the present invention, refrigeration
The refrigerant inlet of branch is connect with the both ends of electric expansion valve 9 respectively by pipeline in parallel, in pipeline in parallel, with electronics
The first solenoid valve 7 is connected on pipeline between expansion valve 9 and condenser 3, with the pipe between electric expansion valve 9 and evaporator 4
Road is connected with second solenoid valve 8, and under refrigeration, heating different situations, two solenoid valves are alternatively opened, another closing.
Battery cooling circuit is provided with heat-exchanging water tank, times of heat-exchanging water tank and plate heat exchanger 11 at plate heat exchanger 11
Heat-exchanging water tank, can also be arranged to as similar structure such as water cooling box, make at least the two of heat-exchanging water tank by the heat exchange of one side wall abutting contact
A side wall is contacted with the different location of plate heat exchanger 11, is effectively exchanged heat.
A kind of battery thermal management air-conditioning system provided by the utility model uses following operating mode:
Under air-conditioning system refrigeration is cabinet type, when 13 thermic load of battery is high, the first solenoid valve 7 is opened, closes second solenoid valve 8,
Plate heat exchanger 11 can be used as evaporator use.In battery cooling circuit, the high-temperature water that is flowed out from the water cooling box from battery 13
Plate heat exchanger 11 is flowed through after the processing of water pump 12, carries out heat exchange, and high-temperature water becomes cooling water and enters back into water at battery 13
Ice chest continues as the cooling of battery 13.Under air-conditioning system heating mode, when battery 13 needs to cool down, second solenoid valve 8 is opened, is closed
The first solenoid valve 7 is closed, under the action of four-way valve 2, plate heat exchanger 11 is still used as evaporator, the water cooling from battery 13
The high-temperature water flowed out in case flows through plate heat exchanger 11 after the processing of water pump 12, carries out heat exchange, and high-temperature water becomes cooling water again
Water cooling box at battery 13 continues as the cooling of battery 13.
Specifically: under air-conditioning system refrigeration mode, the high temperature and high pressure gas that compressor 1 flows out flows to the progress of condenser 3
Condensation, the high temperature high pressure liquid after flowing out condenser 3 flow to evaporator 4 after dividing two-way, main road to throttle by electric expansion valve 9,
Refrigerant evaporates in evaporator becomes low temperature low pressure gas, then flows back to compressor 1, completes a complete process of refrigerastion.At this point,
The first solenoid valve 7 in refrigeration branch is opened, and second solenoid valve 8 is closed, and the liquid coolant of high temperature and pressure is swollen by branch electronics
Swollen valve 10 flows to plate heat exchanger 11 after throttling, then flows back to compressor 1, and plate heat exchanger 11 is used as evaporator, needs to absorb heat.
The heat-exchanging water tank at plate heat exchanger 11, warp are flowed through after the boosting of water pump 12 from the main warm water flowed out in the water cooling box from battery 13
After plate heat exchanger 11 exchanges heat, then water cooling box is returned to by the road, continue as the cooling heat exchange of battery 13.
In a heating mode, the high temperature and high pressure gas of the outflow of compressor 1 hair, is switched by four-way valve 2, makes refrigerant reversed flow
Enter evaporator 4, at this point, the exchange roles of former evaporator 4 and condenser 3, clear to describe, do not distinguish, still by former label and
Term description, the high temperature high pressure liquid flowed out from evaporator 4 are divided into two-way, and main road flows to cold after being throttled by electric expansion valve 9
Condenser 3, refrigerant evaporates in condenser 3 becomes low temperature low pressure gas, then flows back to compressor 1, completes one and completely heated
Journey.Refrigerant after the outflow of evaporator 4, close by the first solenoid valve 7, and second solenoid valve is opened, and refrigerant is by direction shown in key head in Fig. 1
Plate heat exchanger 11 is flowed into through branch electric expansion valve 10, refrigerant absorbs heat evaporation in plate heat exchanger 11, the low temperature after evaporation
The refrigerant of low pressure with from condenser 3 come out refrigerant converge after flow to compressor 1 again.It is flowed out from the water cooling box from battery 13
Main warm water flow through heat-exchanging water tank at plate heat exchanger 11 after the boosting of water pump 12, after the heat exchange of plate heat exchanger 11, then pass through
Pipeline returns to water cooling box, continues as the cooling heat exchange of battery 13.
In conclusion a kind of battery thermal management air-conditioning system provided by the utility model has such as compared with prior art
Lower advantage:
1. solve the limitation of battery air-conditioning by the way that solenoid valve is respectively set on the parallel pipeline at refrigerant inlet,
So that heat pump air conditioner uses for compartment, and radiates and use for battery；
2. interior air-conditioning no matter freeze or heating state under can radiate for battery, without additional setting battery pack heat dissipation
With air-conditioning, the utilization rate of air-conditioning is improved, reduces cost, mitigates car body weight；
3. having the advantages of simple structure and easy realization.
As described above, similar technical solution can be derived in conjunction with given plan content.But it is all without departing from this
The content of utility model technical solution, it is made by the above technical examples according to the technical essence of the present invention any simply to repair
Change, equivalent variations and modification, is still within the scope of the technical solutions of the present invention.
Claims (9)
1. a kind of battery thermal management air-conditioning system, including battery, air-conditioning system and battery cooling circuit for battery cooling,
The air-conditioning system includes compressor, four-way valve, condenser and the evaporator being linked in sequence by pipeline, it is characterised in that: institute
Stating air-conditioning system further includes refrigeration branch, the refrigerant inlet end of the refrigeration branch include and with the condenser and evaporator it
Between pipeline connection, refrigerant exit end is connected to the suction port of compressor, and heat exchanger is connected in the refrigeration branch, described to change
Hot device is battery cooling circuit cooling.
2. a kind of battery thermal management air-conditioning system as described in claim 1, it is characterised in that: the condenser and evaporator it
Between be connected with air-conditioning system electric expansion valve, the refrigerant inlet end of the refrigeration branch by pipeline in parallel respectively with the electricity
The both ends of sub- expansion valve connect.
3. a kind of battery thermal management air-conditioning system as claimed in claim 2, it is characterised in that: be respectively arranged on the parallel pipeline
There is a solenoid valve.
4. a kind of battery thermal management air-conditioning system as claimed in claim 3, it is characterised in that: the air-conditioning system heats state
Under, the solenoid valve of the refrigeration branch connected between the electric expansion valve and condenser is closed, and another solenoid valve is open-minded, institute
It states under air-conditioning system refrigerating state, the solenoid valve of the refrigeration branch connected between the electric expansion valve and evaporator closes
It closes, another solenoid valve is open-minded.
5. a kind of battery thermal management air-conditioning system as described in claim 1, it is characterised in that: the refrigeration branch is equipped with control
The control valve of circuit on-off processed.
6. a kind of battery thermal management air-conditioning system as described in claim 1, it is characterised in that: the arrival end of the heat exchanger connects
It is connected to refrigeration branch electric expansion valve.
7. a kind of battery thermal management air-conditioning system as described in claim 1, it is characterised in that: the heat exchanger is plate-type heat-exchange
Device.
8. a kind of battery thermal management air-conditioning system as described in claim 1, it is characterised in that: the battery cooling circuit is water
Cold loop.
9. a kind of battery thermal management air-conditioning system as claimed in claim 8, it is characterised in that: be connected on the water-cooling loop
Water pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920020571.XU CN209410062U (en) | 2019-01-07 | 2019-01-07 | A kind of battery thermal management air-conditioning system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920020571.XU CN209410062U (en) | 2019-01-07 | 2019-01-07 | A kind of battery thermal management air-conditioning system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209410062U true CN209410062U (en) | 2019-09-20 |
Family
ID=67942823
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920020571.XU Active CN209410062U (en) | 2019-01-07 | 2019-01-07 | A kind of battery thermal management air-conditioning system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209410062U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112959872A (en) * | 2021-04-01 | 2021-06-15 | 青岛朗进新能源设备有限公司 | Electric motor coach and air conditioning system thereof |
| CN114523880A (en) * | 2021-11-24 | 2022-05-24 | 浙江零跑科技股份有限公司 | Direct heat exchange thermal management system for secondary refrigerant of battery pack |
| WO2023098079A1 (en) * | 2021-11-30 | 2023-06-08 | 青岛海尔空调器有限总公司 | Control method for temperature management system of vehicle, and temperature management system |
-
2019
- 2019-01-07 CN CN201920020571.XU patent/CN209410062U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112959872A (en) * | 2021-04-01 | 2021-06-15 | 青岛朗进新能源设备有限公司 | Electric motor coach and air conditioning system thereof |
| CN114523880A (en) * | 2021-11-24 | 2022-05-24 | 浙江零跑科技股份有限公司 | Direct heat exchange thermal management system for secondary refrigerant of battery pack |
| CN114523880B (en) * | 2021-11-24 | 2024-03-22 | 浙江零跑科技股份有限公司 | Battery pack secondary refrigerant direct heat exchange thermal management system |
| WO2023098079A1 (en) * | 2021-11-30 | 2023-06-08 | 青岛海尔空调器有限总公司 | Control method for temperature management system of vehicle, and temperature management system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106274372B (en) | Heat-pump-type air conditioning for automobiles with battery thermal management function | |
| CN205177980U (en) | Thermal management system of electric automobile | |
| CN106985632A (en) | A kind of multi-functional pump type heat electric air-conditioning system of multiple and its method of work | |
| CN111251802B (en) | Thermal management system of vehicle and vehicle | |
| CN208576388U (en) | The temperature controlled electrombile thermal management system of integrated battery | |
| CN209410062U (en) | A kind of battery thermal management air-conditioning system | |
| CN107914538B (en) | Electric automobile thermal management system | |
| CN110182017A (en) | A kind of automobile heat pump air-conditioning system integrated battery packet heating and cooled down | |
| CN110422082A (en) | A kind of hybrid vehicle integrated heat management system and its control method | |
| CN107310344A (en) | Thermal management system of electric automobile | |
| CN111637659A (en) | High-energy-efficiency heat pump air conditioning system and control method thereof | |
| CN210821724U (en) | Thermal management system and new energy automobile thereof | |
| CN111251813B (en) | Thermal management system of vehicle and vehicle | |
| CN109466273A (en) | A kind of heat pump air conditioning system and its control method and automobile | |
| CN111251809B (en) | Thermal management system of vehicle and vehicle | |
| CN113561731B (en) | Whole car thermal management system and electric motor car | |
| CN111251814B (en) | Thermal management system of vehicle and vehicle | |
| CN109910550A (en) | A kind of heat management system and its control method and automobile | |
| CN106585318A (en) | Battery cooling system for electric vehicle | |
| CN111251801B (en) | Thermal management system of vehicle and vehicle | |
| CN111251808B (en) | Thermal management system of vehicle and vehicle | |
| CN206155082U (en) | Battery cooling system of electric motor car | |
| CN113173049B (en) | Thermal management system | |
| CN111251812A (en) | Thermal management system of vehicle and vehicle | |
| CN113635733A (en) | Electric vehicle energy flow heat management system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |