CN205970894U - Charging system for electric automobile - Google Patents
Charging system for electric automobile Download PDFInfo
- Publication number
- CN205970894U CN205970894U CN201620809351.1U CN201620809351U CN205970894U CN 205970894 U CN205970894 U CN 205970894U CN 201620809351 U CN201620809351 U CN 201620809351U CN 205970894 U CN205970894 U CN 205970894U
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- Prior art keywords
- voltage
- module
- accumulator
- charging
- cpu
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- 238000011897 real-time detection Methods 0.000 claims abstract description 7
- 230000005611 electricity Effects 0.000 claims abstract description 6
- 238000001514 detection method Methods 0.000 claims description 18
- 230000005540 biological transmission Effects 0.000 claims description 12
- 230000003068 static effect Effects 0.000 abstract description 5
- 238000000034 method Methods 0.000 abstract description 3
- 238000012544 monitoring process Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000007689 inspection Methods 0.000 description 2
- 238000004378 air conditioning Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
Classifications
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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
- 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
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/16—Information or communication technologies improving the operation of electric vehicles
Landscapes
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The utility model is suitable for a batteries of electric vehicle technical field that charges provides a charging system for electric automobile, include: voltage testing, CPU, battery and the module of charging, voltage testing is connected with battery and CPU respectively, is used for real -time detection CPU is given with the voltage real time transport who detects to the voltage of battery, CPU passes through the module of charging with the battery is connected, is used for receiving voltage testing real time transport's voltage and when voltage is less than the default, controls the module of charging and do storage battery charging. The utility model provides a charging system has solved and has met long -time static charged state as electric automobile, and the battery drives the in -process of each BMS module work, if the battery is in the condition of owing the electricity, can arouse BMS module powering insufficient and unable the start -up to the problem that leads to filling electric pile can't communicate with electric automobile and can not go on charging.
Description
Technical field
This utility model belongs to charging batteries of electric automobile technical field, more particularly, to a kind of charging system for electric automobile.
Background technology
Now, electric automobile is mainly made up of motor, automobile batteries case, speed setting controller, this four big part of charger.
Certainly, also many other accessories are not pointed out；Wherein, just include accumulator, also have another name to be startup power supply.Should
Accumulator effect is during vehicle uses, to car horn, headlight, air-conditioning, display screen, BMS (Battery
Management System, battery management system) etc. a series of module for power supply.
Depot for the definition of this accumulator is, only after turning on automobile key and making vehicle startup, automobile batteries
Case just can charge a battery.If electric automobile rests in by charging pile, charging gun is plugged by staff and enters to whole automobile
Row charges.During charging, the BMS module of real-time monitoring automobile batteries case charging process is constantly in work shape to car load
State, the power supply source of BMS module is exactly this block accumulator！If this automobile is placed for a long time before charging, accumulator is led to exist
Gradually from put soon close to under-voltage；And due to electric automobile rest in by charging pile, automobile batteries is charged when, vapour
Car does not start, and leads to automobile batteries case that the accumulator of small-sized electric appliance cannot be charged；So, accumulator again this
Sample continues to BMS module for power supply, on the one hand, accumulator can be made to be in under-voltage condition due to overdischarge, causes BMS module to supply
Electric deficiency cannot start, and leads to charging pile cannot communicate with automobile and can not be charged；On the other hand, even if accumulator is in
Under-voltage condition, it still may proceed to be powered to a series of module such as BMS, finally can lead to accumulator due to over-discharge
Damage.
The scheme being adopted on the market is to turn on automobile starting key, allows automobile batteries case that accumulator is charged.But this
If sample, on the one hand, not intelligent；On the other hand, also result in electric automobile under static condition, if unmanned, dash forward
The potential safety hazard that hair-like condition can increase moment.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of charging system for electric automobile it is intended to solve when electricity
When electrical automobile is in static charged state, if accumulator is in deficient electricity condition, automobile batteries case cannot be charged to accumulator
Problem.
This utility model provides a kind of charging system for electric automobile, including：Voltage detection module, CPU, accumulator and fill
Electric module；
Described voltage detection module is connected with described accumulator and described CPU respectively, for accumulator described in real-time detection
Voltage and by the voltage detecting real-time Transmission to CPU；
Described CPU is connected with described accumulator by described charging module, real-time for receiving described voltage detection module
The voltage of transmission when described voltage is less than preset value, controls charging module to be that described accumulator charges.
Further, described charging module includes：Automobile batteries case, switch module and charger；
Described CPU is connected with described switch module, and described automobile batteries case passes through described switch module and described charger
Connect, described charger is connected with described accumulator；Described CPU is used for receiving the voltage of described voltage detection module real-time Transmission
And when described voltage is less than preset value, controlling described switch module closure, described automobile batteries case by described charger is
Described accumulator charges.
Further, described CPU is additionally operable to, when described voltage is higher than preset value, control described switch module to disconnect, institute
State automobile batteries case and stop by described charger being that described accumulator charges.
Further, described switch module is relay.
This utility model compared with prior art, has the beneficial effects that：A kind of electric automobile that this utility model provides fills
Electric system, using the voltage of voltage detection module real-time detection accumulator, and when voltage is less than preset value, by CPU control
Charging module is that described accumulator charges.This utility model provide charging system under the initial setting up not changing depot, no
People is on duty also can be charged to accumulator.On the one hand, solve and run into static charged state for a long time when electric automobile, store
During battery drives the work of each BMS module, if accumulator is in the situation owing electricity, BMS module for power supply can be caused not
Cannot start, thus leading to the problem that charging pile cannot communicate and can not be charged with electric automobile enough；On the other hand,
Accumulator can be protected to avoid damaging due to over-discharge.
Brief description
Fig. 1 is a kind of schematic diagram of charging system for electric automobile that this utility model embodiment provides；
Fig. 2 is the schematic diagram of another kind of charging system for electric automobile that this utility model embodiment provides；
Fig. 3 is the schematic diagram of another kind of charging system for electric automobile that this utility model embodiment provides.
Specific embodiment
In order that the purpose of this utility model, technical scheme and advantage become more apparent, below in conjunction with accompanying drawing and enforcement
Example, is further elaborated to this utility model.It should be appreciated that specific embodiment described herein is only in order to explain
This utility model, is not used to limit this utility model.
Lower mask body introduces this charging system for electric automobile, as shown in figure 1, including：Voltage detection module 11, CPU13,
Accumulator 12 and charging module 14；
Described voltage detection module 11 is connected with described accumulator 12 and described CPU13 respectively, for described in real-time detection
The voltage of accumulator 12 and by the voltage detecting real-time Transmission to CPU13；
Described CPU13 is connected with described accumulator 12 by described charging module 14, for receiving described voltage detecting mould
The voltage of block 11 real-time Transmission and described voltage be less than preset value when, control charging module 14 charge for described accumulator 12.
Further, described charging module 14 includes：Automobile batteries case 141, switch module 142 and charger 143, specifically
As shown in Figure 2；
Described CPU13 is connected with described switch module 142, described automobile batteries case 141 pass through described switch module 142 with
Described charger 143 connects, and described charger 143 is connected with described accumulator 12；Described CPU13 is used for receiving described voltage inspection
Survey the voltage of module 11 real-time Transmission and when described voltage is less than preset value, control described switch module 142 to close, described vapour
Car battery case 141 is charged for described accumulator 12 by described charger 143.
Further, described CPU13 is additionally operable to, when described voltage is higher than preset value, control described switch module 142 to break
Open, described automobile batteries case 141 stops charging for described accumulator 12 by described charger 143.
Further, described switch module 142 is relay.
Name a specific embodiment and introduce this charging system for electric automobile, as shown in Figure 3：Including some BMS modules
21st, automobile batteries case 22,24V accumulator 23, relay 24, charger 25, voltage detection module 26, CPU27, in figure also includes
One charging gun being connected with automobile batteries case 22 28.
Described some BMS modules 21 are connected with described automobile batteries case 22, and are connected with described 24V accumulator 23；Described
Voltage detection module 26 is connected with described 24V accumulator 23 and described CPU27 respectively, and described CPU27 is with described relay 24 even
Connect, described automobile batteries case 22 is connected with described charger 25 by described relay 24, described charger 25 and described 24V store
Battery 23 connects.
Further, described CPU27 is intrinsic device in the GPS module 30 of electric automobile, and described voltage detecting mould
Block 26 is arranged in described GPS module 30.Take this design, with low cost it is only necessary to inspection is increased on GPS module 30
Slowdown monitoring circuit.
When electric automobile rests in by charging pile, the automobile batteries case 22 plugging charging gun 28 to described electric automobile charges
When, 24V accumulator 23 is continuously some BMS modules 21 and powers, and described some BMS modules 21 start, and real-time monitoring automobile electricity
Pond case 22 charging process.Meanwhile, described 24V accumulator 23 continues through GPS module 30 and powers for described voltage detection module 26,
The voltage of 24V accumulator 23 described in described voltage detection module 26 real-time detection, and by the voltage detecting real-time Transmission to
CPU27；CPU27 is used for receiving the voltage of described voltage detection module 26 real-time Transmission and when described voltage is less than preset value,
Control relay 24 closes；Now, described automobile batteries case 22 is charged for described 24V accumulator 23 by described charger 25.
Further, described CPU27 is additionally operable to receive the voltage of described voltage detection module 26 real-time Transmission and described
Voltage is higher than preset value, when that is, described 24V accumulator 23 is fully charged, controls described relay 24 to disconnect, described automobile batteries case
22 stop charging for described 24V accumulator 23 by described charger 25.
Further, described GPS module 30 voltage compatibility scope is wide (6V-40V), normally can start under lower pressure environment；
So even which kind of under-voltage condition is 24V accumulator 23 be in, GPS module 30 can normal work pass through voltage detection module 26
Monitoring battery tension；When needing to charge to 24V accumulator 23, it is described for opening rapidly relay 24 and allowing automobile batteries case 22
24V accumulator 23 charges.
Further, GPS module 30 can upload the data of described 24V accumulator 23 in real time by CPU27, notifies network
The working condition of monitor supervision platform current 24V accumulator 23.
The charging system for electric automobile that this utility model provides can be under static charged state in electric automobile, to electric power storage
The voltage in pond carries out real-time detection, and detecting when voltage is less than preset value, accumulator is charged；This programme low cost,
And it is intelligent.
The foregoing is only preferred embodiment of the present utility model, not in order to limit this utility model, all this
Any modification, equivalent and improvement made within the spirit of utility model and principle etc., should be included in this utility model
Protection domain within.
Claims (4)
1. a kind of charging system for electric automobile is it is characterised in that include：Voltage detection module, CPU, accumulator and charging module；
Described voltage detection module is connected with described accumulator and described CPU respectively, for the electricity of accumulator described in real-time detection
Press and by the voltage detecting real-time Transmission to CPU；
Described CPU is connected with described accumulator by described charging module, for receiving described voltage detection module real-time Transmission
Voltage and when described voltage is less than preset value, control charging module to be that described accumulator charges.
2. charging system for electric automobile as claimed in claim 1 is it is characterised in that described charging module includes：Automobile batteries
Case, switch module and charger；
Described CPU is connected with described switch module, and described automobile batteries case is connected with described charger by described switch module,
Described charger is connected with described accumulator；Described CPU be used for receive described voltage detection module real-time Transmission voltage and
When described voltage is less than preset value, control described switch module closure, it is described that described automobile batteries case passes through described charger
Accumulator charges.
3. charging system for electric automobile as claimed in claim 2 is it is characterised in that described CPU is additionally operable in described voltage height
When preset value, described switch module is controlled to disconnect, it is described accumulator that described automobile batteries case stops by described charger
Charge.
4. charging system for electric automobile as claimed in claim 3 is it is characterised in that described switch module is relay.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620809351.1U CN205970894U (en) | 2016-07-29 | 2016-07-29 | Charging system for electric automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620809351.1U CN205970894U (en) | 2016-07-29 | 2016-07-29 | Charging system for electric automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205970894U true CN205970894U (en) | 2017-02-22 |
Family
ID=58028305
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620809351.1U Active CN205970894U (en) | 2016-07-29 | 2016-07-29 | Charging system for electric automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205970894U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107591853A (en) * | 2017-08-07 | 2018-01-16 | 北京长城华冠汽车科技股份有限公司 | Pure electric automobile charging method and unit |
-
2016
- 2016-07-29 CN CN201620809351.1U patent/CN205970894U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107591853A (en) * | 2017-08-07 | 2018-01-16 | 北京长城华冠汽车科技股份有限公司 | Pure electric automobile charging method and unit |
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