CN206098616U - Pure electric vehicles lithium ion battery heating system - Google Patents
Pure electric vehicles lithium ion battery heating system Download PDFInfo
- Publication number
- CN206098616U CN206098616U CN201620963023.7U CN201620963023U CN206098616U CN 206098616 U CN206098616 U CN 206098616U CN 201620963023 U CN201620963023 U CN 201620963023U CN 206098616 U CN206098616 U CN 206098616U
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- CN
- China
- Prior art keywords
- ion battery
- lithium ion
- vehicle
- negative pole
- batteries piles
- 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.)
- Expired - Fee Related
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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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- Secondary Cells (AREA)
Abstract
The utility model relates to a pure electric vehicles lithium ion battery heating system, including lithium ion battery group, temperature sensor, BMS, voltage switch subassembly, heating element, negative pole relay K3 and the on -vehicle interface that charges, temperature sensor connects lithium ion battery group, lithium ion battery group positive pole, voltage switch subassembly, the on -vehicle interface that charges, negative pole relay K3, lithium ion battery group negative pole connect gradually, heating element one end is connected in voltage switch subassembly and on -vehicle charging between the interface, and the other end is connected between negative pole relay K3 and lithium ion battery group negative pole, BMS connects voltage switch subassembly, heating element, negative pole relay K3, on -vehicle interface and the temperature sensor of charging through CAN communication bus respectively. Compared with the prior art, the utility model has the advantages of heating power strong adaptability, range of application are extensively.
Description
Technical field
This utility model is related to field of lithium ion battery, more particularly, to a kind of heating of pure electric automobile lithium ion battery is
System.
Background technology
With the enhancing of environmental consciousness, pure electric automobile increasingly gets the nod, and gradually comes in daily life.
Lithium ion battery is lightweight, energy density is high, is widely used in pure electric automobile.Lithium ion battery is provided for pure electric automobile
Power, its charge-discharge performance are a key factors for restricting vehicle performance.When temperature is relatively low, lithium ion battery discharge and recharge effect
Rate is low, and service life is also shortened.Therefore, it is when temperature is relatively low, necessary that lithium ion battery is heated.
Utility model content
The purpose of this utility model is exactly to provide a kind of heating power to overcome the defect of above-mentioned prior art presence
Adaptable pure electric automobile lithium ion battery heating system.
The purpose of this utility model can be achieved through the following technical solutions：
A kind of pure electric automobile lithium ion battery heating system, including Li-ion batteries piles, temperature sensor, BMS, voltage
Switch module, heating component, negative pole relay K3 and vehicle-mounted charge interface, the temperature sensor connect Li-ion batteries piles,
The Li-ion batteries piles positive pole, voltage switch component, vehicle-mounted charge interface, negative pole relay K3, Li-ion batteries piles negative pole
It is sequentially connected, described heating component one end is connected between voltage switch component and vehicle-mounted charge interface, and the other end is connected to negative
Between pole relay K3 and Li-ion batteries piles negative pole, the BMS respectively by CAN communication bus connect voltage switch component,
Heating component, negative pole relay K3, vehicle-mounted charge interface and temperature sensor.
The heating component includes heater switch K2 and adding thermal resistance R1 being connected, and heater switch K2 connects respectively
Vehicle-mounted charge interface and BMS, adding thermal resistance R1 are connected with Li-ion batteries piles negative pole.
The voltage switch component includes that the voltage being sequentially connected arranges switch K1, the first diode D1 and the second diode
D2, the voltage are arranged switch K1 and are connected with Li-ion batteries piles positive pole and BMS respectively, and the second diode D2 is filled with vehicle-mounted
Electrical interface connects.
The vehicle-mounted charge interface includes Vehicular charger and/or vehicle-mounted charge stake.
The Li-ion batteries piles and temperature sensor at least provided with one, each temperature sensor and Li-ion batteries piles
Connect one to one respectively, each Li-ion batteries piles are connected in series in successively.
Compared with prior art, this utility model has advantages below：
1) this utility model is provided with the heating component being made up of heater switch and adding thermal resistance, can facilitate to lithium-ion electric
Pond group is heated, and improves the service life of Li-ion batteries piles；
2) this utility model is provided with voltage and arranges switch, can be to the output voltage of vehicle-mounted charge interface and output current
It is controlled, and then adjusts heating power, improves the adaptability of heating, applied range；
3) this utility model vehicle-mounted charge interface can both be Vehicular charger, and alternatively vehicle-mounted charge stake conveniently can be suitable for
Charge in quick charge or at a slow speed.
Description of the drawings
Fig. 1 is structural representation of the present utility model.
Specific embodiment
This utility model is described in detail with specific embodiment below in conjunction with the accompanying drawings.The present embodiment is with this utility model
Implemented premised on technical scheme, given detailed embodiment and specific operating process, but guarantor of the present utility model
Shield scope is not limited to following embodiments.
As shown in figure 1, the present embodiment provides a kind of pure electric automobile lithium ion battery heating system, including lithium ion battery
Module 1, BMS2, voltage switch component, heating component, negative pole relay K3 and vehicle-mounted charge interface 3, lithium ionic cell module 1
Including the Li-ion batteries piles BZ and temperature sensor RT that are connected, Li-ion batteries piles positive pole, voltage switch component, vehicle-mounted fill
Electrical interface 3, negative pole relay K3, Li-ion batteries piles negative pole are sequentially connected, and heating component one end is connected to voltage switch component
And vehicle-mounted charge interface 3 between, the other end is connected between negative pole relay K3 and Li-ion batteries piles negative pole, and BMS2 leads to respectively
Cross CAN communication bus connection voltage switch component, heating component, negative pole relay K3, vehicle-mounted charge interface 3 and temperature sensing
Device, Li-ion batteries piles be connected with electric loading.
Heating component includes heater switch K2 and adding thermal resistance R1 being connected, and heater switch K2 connects vehicle-mounted charge respectively
Interface and BMS, adding thermal resistance R1 are connected with Li-ion batteries piles negative pole.Voltage switch component includes that the voltage being sequentially connected is arranged
Switch K1, the first diode D1 and the second diode D2, voltage are arranged switch K1 and are connected with Li-ion batteries piles positive pole and BMS respectively
Connect, the second diode D2 is connected with vehicle-mounted charge interface.Vehicle-mounted charge interface includes Vehicular charger and/or vehicle-mounted charge stake.
, at least provided with one, each temperature sensor and Li-ion batteries piles are corresponded respectively for Li-ion batteries piles and temperature sensor
Connection, gathers the temperature of each Li-ion batteries piles, and each Li-ion batteries piles are connected in series in successively.
The operation principle of above-mentioned pure electric automobile lithium ion battery heating system is：BMS is gathered by temperature sensor RT
The temperature of each Li-ion batteries piles BZ, when mean temperature is less than setting value, i.e., when needing to heat Li-ion batteries piles,
BMS first controls negative pole relay K3 and voltage and arranges switch K1 closures, lithium ionic cell module BZ, voltage arrange switch K1,
Diode D1, diode D2, Vehicular charger or charging pile constitute loop, and BMS is provided with reference to electricity to vehicle-mounted charge interface two ends
Pressure, arranges the output voltage and output current of vehicle-mounted charge interface, adjusts heating power；Then BMS controls heater switch K2 is closed
Close, voltage arranges switch K1 and disconnects, now vehicle-mounted charge interface, heater switch K2, adding thermal resistance R1, negative pole relay K3 are constituted
Loop, adding thermal resistance R1 are heated for Li-ion batteries piles；When mean temperature reaches setting value, BMS control negative pole relay K3
Disconnect, heater switch K2 disconnects, heating process terminates.
The above, is only preferred embodiment of the present utility model, and relevant staff can be without departing from this utility model
On the premise of know-why, carry out simply improving and modification, these improve and modification also should be regarded as protection of the present utility model
Scope.
Claims (5)
1. a kind of pure electric automobile lithium ion battery heating system, it is characterised in that including Li-ion batteries piles, temperature sensing
Device, BMS, voltage switch component, heating component, negative pole relay K3 and vehicle-mounted charge interface, the temperature sensor connect lithium
Ion battery group, the Li-ion batteries piles positive pole, voltage switch component, vehicle-mounted charge interface, negative pole relay K3, lithium ion
Battery electrode is sequentially connected, and described heating component one end is connected between voltage switch component and vehicle-mounted charge interface, another
End is connected between negative pole relay K3 and Li-ion batteries piles negative pole, and the BMS connects voltage by CAN communication bus respectively
Switch module, heating component, negative pole relay K3, vehicle-mounted charge interface and temperature sensor.
2. pure electric automobile lithium ion battery heating system according to claim 1, it is characterised in that the heating component
Including heater switch K2 and adding thermal resistance R1 that are connected, heater switch K2 connects vehicle-mounted charge interface and BMS, institute respectively
State adding thermal resistance R1 to be connected with Li-ion batteries piles negative pole.
3. pure electric automobile lithium ion battery heating system according to claim 1, it is characterised in that the voltage switch
Component includes that the voltage being sequentially connected arranges switch K1, the first diode D1 and the second diode D2, and the voltage arranges switch
K1 is connected with Li-ion batteries piles positive pole and BMS respectively, and the second diode D2 is connected with vehicle-mounted charge interface.
4. pure electric automobile lithium ion battery heating system according to claim 1, it is characterised in that the vehicle-mounted charge
Interface includes Vehicular charger and/or vehicle-mounted charge stake.
5. pure electric automobile lithium ion battery heating system according to claim 1, it is characterised in that the lithium-ion electric
, at least provided with one, each temperature sensor and Li-ion batteries piles are connected one to one respectively, respectively for pond group and temperature sensor
Li-ion batteries piles are connected in series in successively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620963023.7U CN206098616U (en) | 2016-08-26 | 2016-08-26 | Pure electric vehicles lithium ion battery heating system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620963023.7U CN206098616U (en) | 2016-08-26 | 2016-08-26 | Pure electric vehicles lithium ion battery heating system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206098616U true CN206098616U (en) | 2017-04-12 |
Family
ID=58474180
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620963023.7U Expired - Fee Related CN206098616U (en) | 2016-08-26 | 2016-08-26 | Pure electric vehicles lithium ion battery heating system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206098616U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106965700A (en) * | 2017-04-28 | 2017-07-21 | 北京新能源汽车股份有限公司 | A kind of electric automobile heating charging circuit and charging method |
| CN109473752A (en) * | 2018-09-25 | 2019-03-15 | 北京长城华冠汽车科技股份有限公司 | A kind of heating means and heating device of the power battery of electric car |
| CN109808549A (en) * | 2019-01-28 | 2019-05-28 | 东风柳州汽车有限公司 | The heating intelligent control method to charge under battery pack low temperature condition |
-
2016
- 2016-08-26 CN CN201620963023.7U patent/CN206098616U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106965700A (en) * | 2017-04-28 | 2017-07-21 | 北京新能源汽车股份有限公司 | A kind of electric automobile heating charging circuit and charging method |
| CN109473752A (en) * | 2018-09-25 | 2019-03-15 | 北京长城华冠汽车科技股份有限公司 | A kind of heating means and heating device of the power battery of electric car |
| CN109808549A (en) * | 2019-01-28 | 2019-05-28 | 东风柳州汽车有限公司 | The heating intelligent control method to charge under battery pack low temperature condition |
| CN109808549B (en) * | 2019-01-28 | 2022-06-10 | 东风柳州汽车有限公司 | Intelligent heating control method for charging battery pack under low-temperature condition |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170412 Termination date: 20190826 |