CN209552967U - A kind of charging system for electric automobile - Google Patents
A kind of charging system for electric automobile Download PDFInfo
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- CN209552967U CN209552967U CN201920126098.3U CN201920126098U CN209552967U CN 209552967 U CN209552967 U CN 209552967U CN 201920126098 U CN201920126098 U CN 201920126098U CN 209552967 U CN209552967 U CN 209552967U
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- charging
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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
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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
- Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
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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
- 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
- Y02T90/12—Electric charging stations
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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
- 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
- Y02T90/14—Plug-in electric vehicles
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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
- 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
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- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The utility model discloses a kind of charging system for electric automobile, including N number of charger being arranged in parallel, the input terminal of the charger is connected respectively on corresponding charging equipment, output end is connected respectively to the input terminal of charging controller, the output end of the charging controller and the battery system of electric vehicle connect, it is charged using N number of charger being arranged in parallel to the battery system of electric vehicle, its output power can reach the multiple of N, it can effectively improve charging effect, reduce the charging time.The utility model structure is simple, manufacturing cost is low, it is convenient to use, it can realize that the various electric vehicles equipped with direct-current charging interface charge on household single-socket, charge convenient, flexible, convenience is high, and it can flexibly increase and decrease charge power according to actual needs, can be realized flexible expansion or reduction, convenient preferably to use in every case, practical, generalization is high.
Description
Technical field
The utility model relates to a kind of charging system for electric automobile, belong to new-energy automobile charging equipment technical field.
Background technique
In recent years, i.e., energy saving and environmental protection new-energy automobile increasingly obtains the favor of each automobile factory.And new energy
The source automobile charging time is long, and charging infrastructure is not perfect, becomes each producer's urgent problem.Especially for electricity
Relatively high commercial vehicle, such as pure electric vehicle special-purpose vehicle, the car of big electricity, since the AC charging time is long, and increased exchange
Charging system increases integral vehicle cost, therefore in order to reduce integral vehicle cost, shortens the charging time, major part all eliminates exchange and fills
Electricity Functional and only do DC charging.
But DC charging configuration is also brought with some problems:
1, vehicle can not just charge in the case where no direct-current charging post, the situation that direct-current charging post is not popularized,
It is not easy to find direct current stake benefit electricity；
Although 2, there is Portable movable charger, power is usually fixed and minimum power is 7kW, and household single-socket
Mouthful maximum allowed current is 16A, therefore not applicable household is mended electricity and used, therefore is not available conventional household 16A socket and can not spirit
Extension or reduction living, cannot preferably use in every case.
Summary of the invention
The technical problem to be solved by the present invention is to provide a kind of this charging system for electric automobile, it can be achieved that only equipped with straight
The vehicle of current charge supplements the function of power supply in household electrical appliances, and can flexibly increase and decrease charge power according to actual needs, can overcome existing
There is the deficiency of technology.
In order to solve the above technical problems, the utility model is achieved through the following technical solutions: a kind of electric car fills
Electric system, including multiple chargers being arranged in parallel, the input terminal of the charger is connected respectively on corresponding charging equipment,
Output end is connected respectively to the input terminal of charging controller, the output end of the charging controller and the battery of electric vehicle
System connection gives battery system after the charging controller is used to carry out coordination integration to the electric current of the charger of each parallel connection
System charging.
Aforementioned charging equipment is 220V(16A) AC socket.
Aforementioned charger is the small-power charger of N number of above identical or different configuration of performance number, the integer that N is >=1.
The output end of aforementioned charging controller is equipped with DC charging rifle, and electric vehicle is equipped with matching direct current and fills
Electric seat, the DC charging rifle are plugged on DC charging seat and charge to battery system.
Compared with the prior art, the utility model discloses a kind of charging system for electric automobile comprising multiple parallel connections are set
The charger set, the input terminal of the charger are connected respectively on corresponding charging equipment, and output end is connected respectively to charging
The input terminal of managing device, the output end of the charging controller and the battery system of electric vehicle connect, and pass through charging valve
After reason device carries out coordination integration to the electric current of the charger of each parallel connection, battery system charging, when charging, each charging are given
Between machine and the battery system of charging controller, charging controller and electric vehicle by the ID of different CAN bus come
Realize communication, interactive information, the charging controller is according to the demand power of battery system and the maximum power of each charger
The sum of determine the smallest real output, and determine the output power of each charger according to real output value,
And then the output electric current of each charger is controlled, carry out each charger to the battery system of electric vehicle by the determining electric current that exports
Charging；And when charging controller charging complete, failure or midway stop information, vehicle end goes down electric current journey, passes through this
Design, can be converted to direct current by charger for 220V AC power source and be output to charging controller, then pass through charging valve
Reason device charges to the battery system of electric vehicle, and the output power of N number of charger being arranged in parallel can reach times of N
Number, can effectively improve charge efficiency.
The utility model structure is simple, and manufacturing cost is low, convenient to use, uses N number of charger being arranged in parallel
It charges, has the advantage that the battery system of electric vehicle
(1) charger can directly be plugged in various AC charging equipment and charge, applied widely, especially
It is the function of may be implemented in household electrical appliances supplement power supply, charges convenient, flexible, convenience is high.
(2) charger is arranged in parallel using N number of, and when being charged to electric vehicle, power can reach times of N
Number, effectively shortens the charging time of electric vehicle, is particularly suitable for the pure electric vehicle special-purpose vehicle of big electricity, uses on car；And
And can flexibly increase and decrease charge power according to actual needs, and it can be realized flexible expansion or reduction, it is convenient preferably in each situation
Lower use.
(3) the various electric vehicles equipped with DC charging both may be implemented to charge in direct-current charging post, can also family
It is charged on single-socket, so that the electric vehicle of DC charging is popularized, greatly reduces electric vehicle integral vehicle cost,
Practical, generalization is high.
Detailed description of the invention
The structural schematic diagram of Fig. 1 the utility model.
Fig. 2 is the working principle of the utility model as schemed.
Fig. 3 is the system flow chart of the design utility model.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe:
As depicted in figs. 1 and 2, a kind of charging system for electric automobile, the charger 1 including the setting of N number of more parallel, wherein
The integer that N is >=1；They pass through charging controller 2 and connect with the battery system 3 of electric vehicle, and the charger 1 is can
To be connected directly between 220V(16A) small-power charger on AC socket, the performance number of each charger can be according to actually making
It can be the identical or different multiple settings of performance number with being configured；The charging controller 2 be used for by it is each simultaneously
The electric current of the charger 1 of connection charges after carrying out coordination integration to battery system 3, i.e., the described charging controller 2 can be according to electricity
The sum of the demand power of cell system 3 and multiple 1 maximum powers of charger in parallel and obtain the smallest real output, and
The output power of each charger 1 is determined according to the minimum real output, wherein the output power of each charger 1
It is distributed equally in the maximum power ratio that each charger 1 allows, and then controls the output electric current of each charger 1, make respectively to fill
Motor 1 is output to the battery system 3 of electric vehicle according to this mean allocation value.
The performance number being arranged in parallel with three is embodiment for the charger 1 of 3.3kW, when connection, the charger 1 it is defeated
Enter end and be connected respectively to corresponding alternating-current charging pile or 220V(16A) on AC socket, output end is connected respectively to Charge Management
The output end of the input terminal of device 2, the charging controller 2 is equipped with DC charging rifle, is equipped on electric vehicle and its electricity
The DC charging seat that cell system 3 connects, the DC charging rifle are connected on the electric vehicle DC charging seat for needing to charge, give
Its battery system 3 charges, and the power of three chargers 1 being arranged in parallel can reach three times 3.3kW, and energy, which reaches, to be filled
After at electric managing device 2, charge everywhere to the battery system 3 of electric vehicle after coordinating integration by charging controller 2, it can be with
Effectively improve charge efficiency；Specifically, the input interface of the charger 1 of three 3.3kW is respectively connected to corresponding three 220V
After (16A) AC socket after the completion of the interaction of whole system low pressure, 220V AC power source is converted to directly by each charger 1
Galvanic electricity is output to charging controller 2, then is charged by charging controller 2 to the battery system 3 of electrical vehicular power,
Power reaches 3 times of 3.3kW, the i.e. power of 9.9kW.
As shown in figure 3, the charging method based on above-mentioned charging system for electric automobile, the specific steps of which are as follows:
1) N number of 1 input terminal of charger is inserted into corresponding alternating-current charging pile or 220V(16A respectively) AC socket,
Charger 1 is waken up carry out self-test, and corresponding transmission CAN1, CAN2 ..., CANn message information；
2) 1 C1, C2 ..., the Cn interface for being inserted into charging controller 2 respectively to the output end of N number of charger 1, it is described
C1, C2 ..., Cn have different mistake proofing key mappings, guarantee the output end of each charger 1 and each interface of charging controller 2
It is arranged in a one-to-one correspondence, the charging controller 2 is waken up, and carries out self-test, and according to the ID of one-to-one CAN bus and respectively
Charger 1 is communicated, interactive information；
3) when the DC charging seat of the DC charging rifle insertion electric vehicle on the charging controller 2, vehicle end control
Device processed is waken up, and carries out self-test, the battery management system BMS of the electric vehicle battery system 3 and charging controller 2 into
Row communication, interactive information；
4) after the completion of self-test, battery management system BMS controls K1&K2 closure, and charging controller controls Kn1, Kn2, Kn3
Closure；
5) battery management system confirmation BMS request charging when charging controller 2 is judged to power, disconnects high
Road is pushed back, vehicle end goes down electric current journey；
5) battery management system confirmation BMS request charging and the judgement of charging controller 2 are when can power, Charge Management dress
Set control K3&K4 closure；
6) charging controller 2 sends information to each charger 1, controls the output electric current of each charger 1 respectively；
7) when catastrophe failure occur in charging complete or charging process, charging controller 2 sends information and stops charging
After 1 output voltage electric current of machine, disconnects K3, K4, Kn1, Kn2, Kn3 and disconnect high tension loop, vehicle after BMS controls K1, K2 disconnection
Go down electric current journey in end；
If 8) midway is wanted to stop charging, need to press stopping key on charging controller 2, charging controller 2 is sent out
After breath of delivering letters stops 1 output voltage electric current of charger, disconnects K3, K4, Kn1, Kn2, Kn3 and disconnected after BMS controls K1, K2 disconnection
High tension loop, vehicle end go down electric current journey.
Claims (4)
1. a kind of charging system for electric automobile, it is characterised in that: including multiple chargers (1) being arranged in parallel, the charger
(1) input terminal is connected respectively on corresponding charging equipment, and output end is connected respectively to the input of charging controller (2)
End, the output end of the charging controller (2) and the battery system (3) of electric vehicle connect, the charging controller (2)
After electric current for the charger to each parallel connection carries out coordination integration, charge to battery system (3).
2. charging system for electric automobile according to claim 1, it is characterised in that: the charging equipment is 220V(16A)
AC socket.
3. charging system for electric automobile according to claim 1, it is characterised in that: the charger (1) is N number of above function
Rate is worth the small-power charger of identical or different configuration, the integer that N is >=1.
4. charging system for electric automobile according to claim 1, it is characterised in that: the charging controller (2) it is defeated
Outlet is equipped with DC charging rifle, and electric vehicle is equipped with matching DC charging seat, and the DC charging rifle is plugged on directly
Current charge seat charges to battery system (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920126098.3U CN209552967U (en) | 2019-01-25 | 2019-01-25 | A kind of charging system for electric automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920126098.3U CN209552967U (en) | 2019-01-25 | 2019-01-25 | A kind of charging system for electric automobile |
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| Publication Number | Publication Date |
|---|---|
| CN209552967U true CN209552967U (en) | 2019-10-29 |
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ID=68307457
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920126098.3U Active CN209552967U (en) | 2019-01-25 | 2019-01-25 | A kind of charging system for electric automobile |
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| CN (1) | CN209552967U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109572456A (en) * | 2019-01-25 | 2019-04-05 | 贵州长江汽车有限公司 | A kind of charging system for electric automobile and its charging method |
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2019
- 2019-01-25 CN CN201920126098.3U patent/CN209552967U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109572456A (en) * | 2019-01-25 | 2019-04-05 | 贵州长江汽车有限公司 | A kind of charging system for electric automobile and its charging method |
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