CN107171420A - A kind of direct-current charging post circuit of electric automobile - Google Patents
A kind of direct-current charging post circuit of electric automobile Download PDFInfo
- Publication number
- CN107171420A CN107171420A CN201710426714.2A CN201710426714A CN107171420A CN 107171420 A CN107171420 A CN 107171420A CN 201710426714 A CN201710426714 A CN 201710426714A CN 107171420 A CN107171420 A CN 107171420A
- Authority
- CN
- China
- Prior art keywords
- circuit
- power switch
- switch pipe
- electric capacity
- commutation diode
- 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.)
- Pending
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/02—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries for charging batteries from AC mains by converters
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
- B60L53/20—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles characterised by converters located in the vehicle
- B60L53/22—Constructional details or arrangements of charging converters specially adapted for charging electric vehicles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
- B60L53/30—Constructional details of charging stations
- B60L53/31—Charging columns specially adapted for electric vehicles
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M7/00—Conversion of AC power input into DC power output; Conversion of DC power input into AC power output
- H02M7/02—Conversion of AC power input into DC power output without possibility of reversal
- H02M7/04—Conversion of AC power input into DC power output without possibility of reversal by static converters
- H02M7/12—Conversion of AC power input into DC power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
- H02M7/21—Conversion of AC power input into DC power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal
- H02M7/217—Conversion of AC power input into DC power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only
- H02M7/2173—Conversion of AC power input into DC power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only in a biphase or polyphase circuit arrangement
-
- 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
- Y02T10/60—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
-
- 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
- Y02T10/72—Electric energy management in electromobility
-
- 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
- Y02T10/92—Energy efficient charging or discharging systems for batteries, ultracapacitors, supercapacitors or double-layer capacitors specially adapted for vehicles
-
- 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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
The invention discloses a kind of direct-current charging post circuit of electric automobile, including rectification boosting circuit, the first filter circuit, power inverter and the second filter circuit, the rectification boosting circuit includes three groups of power switch pipe V1 parallel with one another and power switch pipe V2, power switch pipe V3 and power switch pipe V4 and power switch pipe V5 and power switch pipe V6, first filter circuit includes inductor L and electric capacity C3, and the secondth filter circuit includes electric capacity C4 and resistor RL.The direct-current charging post circuit of the electric automobile of the present invention, three-phase current is changed into after direct current by rectification boosting circuit, filtering through the first filter circuit is simultaneously supplied to power inverter, it is charging electric vehicle again by after the second filter circuit again by power inverter after straight conversion exports the direct current needed.
Description
Technical field
The present invention relates to charging circuit technical field, the direct-current charging post circuit of specially a kind of electric automobile.
Background technology
Electric automobile charging work during, due to conventional charging circuit design it is unreasonable so that influence electronics member
The heat dispersion of part, greatly reduces charge efficiency, and traditional charging pile volume is larger, therefore takes big quantity space, installs
Inconvenience.
The content of the invention
It is an object of the invention to provide a kind of direct-current charging post circuit of electric automobile, possess good heat dissipation characteristics,
The high advantage of charge efficiency, it is unreasonable due to design to solve conventional charging circuit, so as to influence the thermal diffusivity of electronic component
Can, the problem of greatly reducing charge efficiency.
To achieve the above object, the present invention provides following technical scheme：A kind of direct-current charging post circuit of electric automobile, bag
Rectification boosting circuit, the first filter circuit, power inverter and the second filter circuit are included, the rectification boosting circuit includes three groups
Power switch pipe V1 parallel with one another and power switch pipe V2, power switch pipe V3 and power switch pipe V4 and power switch pipe V5
With power switch pipe V6, the power switch pipe V1 and power switch pipe V2 be connected in circuit, and power switch pipe V1
Commutation diode D1 and commutation diode D2, the commutation diode D1 and rectification are also parallel with power switch pipe V2 side
Also it is electrically connected on circuit where diode D2 by branch circuit with the A in three-phase alternating current, the power switch pipe V3
With power switch pipe V4 be connected in circuit, and power switch pipe V3 and power switch pipe V4 side are also parallel with rectification
Also pass through branch's electricity on diode D3 and circuit where commutation diode D4, the commutation diode D3 and commutation diode D4
Road is electrically connected with the B in three-phase alternating current, the power switch pipe V5 and power switch pipe V6 be connected in circuit, and
Power switch pipe V5 and power switch pipe V6 side is also parallel with commutation diode D5 and commutation diode D6, the rectification two
Pole pipe D5 is described with being also electrically connected on the circuit where commutation diode D6 by branch circuit with the C in three-phase alternating current
First filter circuit is electrically connected with rectification boosting circuit, and the first filter circuit includes inductor L and electric capacity C3, the inductor L
It is connected on the circuit that the first filter circuit 2 is connected with rectification boosting circuit 1, the electric capacity C3 is connected in parallel on rectification boosting circuit 1
Two ends, the two ends of the power inverter are electrically connected by the filter circuit of circuit first, and second filter circuit passes through electricity
Road is electrically connected with power inverter, and the second filter circuit includes electric capacity C4 and resistor RL, the electric capacity C4 are connected in parallel on power change
The two ends of parallel operation, the resistor RL is connected on the circuit that the second filter circuit is connected with power inverter.
It is preferred that, the power switch pipe V5 and power switch pipe V6 opposite side is also parallel with electric capacity C1 and electric capacity C2.
It is preferred that, the electric capacity C1 and electric capacity C2 are DC-link electric capacity.
It is preferred that, it can also install protection diode VD in the rectification boosting circuit 1 additional according to demand.
It is preferred that, the maximum junction temperature of the protection diode VD is 175 degree.
Compared with prior art, beneficial effects of the present invention are as follows：
The direct-current charging post circuit of the electric automobile of the present invention, three-phase current is changed into direct current by rectification boosting circuit
Afterwards, filtering through the first filter circuit is simultaneously supplied to power inverter, then is needed by power inverter by straight conversion output
It is charging electric vehicle again by after the second filter circuit after the direct current wanted；This circuit can realize smaller volume and Geng Gao
Efficiency, can not only reduce cost, can also shorten the R＆D cycle.
Brief description of the drawings
Fig. 1 is integrated circuit schematic diagram of the present invention；
Fig. 2 is rectification boosting circuit schematic diagram of the present invention.
In figure：1 rectification boosting circuit, 2 first filter circuits, 3 power inverters, 4 second filter circuits, power switch pipe
V1, power switch pipe V2, power switch pipe V3, power switch pipe V4, power switch pipe V5, power switch pipe V6, the pole of rectification two
Pipe D1, commutation diode D2, commutation diode D3, commutation diode D4, commutation diode D5, commutation diode D6, electric capacity C1,
Electric capacity C2, inductor L, electric capacity C3, protection diode VD, electric capacity C4, resistor RL.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.It is based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made
Embodiment, belongs to the scope of protection of the invention.
Refer to Fig. 1-2, a kind of direct-current charging post circuit of electric automobile, including rectification boosting circuit 1, the first filtered electrical
Road 2, the filter circuit 4 of power inverter 3 and second, rectification boosting circuit 1 include three groups of power switch pipe V1 parallel with one another with
Power switch pipe V2, power switch pipe V3 and power switch pipe V4 and power switch pipe V5 and power switch pipe V6, power switch
Pipe V1 and power switch pipe V2 be connected in circuit, and power switch pipe V1 and power switch pipe V2 side is also parallel with
Also pass through branch's electricity on circuit where commutation diode D1 and commutation diode D2, commutation diode D1 and commutation diode D2
Road is electrically connected with the A in three-phase alternating current, power switch pipe V3 and power switch pipe V4 be connected in circuit, and power
Switching tube V3 and power switch pipe V4 side are also parallel with commutation diode D3 and commutation diode D4, commutation diode D3 with
Also it is electrically connected on circuit where commutation diode D4 by branch circuit with the B in three-phase alternating current, power switch pipe V5
With power switch pipe V6 be connected in circuit, and power switch pipe V5 and power switch pipe V6 side are also parallel with rectification
On circuit where diode D5 and commutation diode D6, commutation diode D5 and commutation diode D6 also by branch circuit with
C in three-phase alternating current is electrically connected, and power switch pipe V5 and power switch pipe V6 opposite side is also parallel with electric capacity C1 and electricity
Hold C2, and electric capacity C1 and electric capacity C2 are DC-link electric capacity, pass through output voltage of the DC-link electric capacity to rectification boosting circuit 1
Smothing filtering is carried out, the first filter circuit 2 is electrically connected with rectification boosting circuit 1, can also added according to demand in rectification boosting circuit 1
Protection diode VD is filled, and protection diode VD maximum junction temperature is 175 degree, it is special by protection diode VD maximum junction temperature
Property, so as to meet automotive grade application temperature conditionss, the first filter circuit 2 includes inductor L and electric capacity C3, and inductor L is connected on
On the circuit that first filter circuit 2 is connected with rectification boosting circuit 1, electric capacity C3 is connected in parallel on the two ends of rectification boosting circuit 1, power
The two ends of converter 3 are electrically connected by the first filter circuit of circuit 2, and the second filter circuit 4 passes through circuit and the electricity of power inverter 3
Connection, the second filter circuit 4 includes electric capacity C4 and resistor RL, and electric capacity C4 is connected in parallel on the two ends of power inverter 3, resistor RL
It is connected on the circuit that the second filter circuit 4 is connected with power inverter 3.
The direct-current charging post circuit of the electric automobile of the present invention, three-phase current is changed into direct current by rectification boosting circuit 1
After electricity, the filtering through the first filter circuit 2 is simultaneously supplied to power inverter 3, then defeated by directly directly converting by power inverter 3
Go out after the direct current of needs, be charging electric vehicle again by after the second filter circuit 4；This circuit can realize smaller volume and
Higher efficiency, can not only reduce cost, can also shorten the R＆D cycle.
In summary：The direct-current charging post circuit of the electric automobile of the present invention, good heat dissipation characteristics, charge efficiency is high
Advantage, it is unreasonable due to design to solve conventional charging circuit, so as to influence the heat dispersion of electronic component, greatly reduces
The problem of charge efficiency.
Although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of changes, modification can be carried out to these embodiments, replace without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (5)
1. a kind of direct-current charging post circuit of electric automobile, including rectification boosting circuit (1), the first filter circuit (2), power become
Parallel operation (3) and the second filter circuit (4), it is characterised in that：The rectification boosting circuit (1) includes three groups of power parallel with one another
Switching tube V1 and power switch pipe V2, power switch pipe V3 and power switch pipe V4 and power switch pipe V5 and power switch pipe
V6, the power switch pipe V1 and power switch pipe V2 be connected in circuit, and power switch pipe V1 and power switch pipe
V2 side is also parallel with where commutation diode D1 and commutation diode D2, the commutation diode D1 and commutation diode D2
Circuit on be also electrically connected by branch circuit with the A in three-phase alternating current, the power switch pipe V3 and power switch pipe
V4 be connected in circuit, and power switch pipe V3 and power switch pipe V4 side is also parallel with commutation diode D3 and whole
Also pass through branch circuit and three-phase alternating current on circuit where stream diode D4, the commutation diode D3 and commutation diode D4
B in electricity is electrically connected, the power switch pipe V5 and power switch pipe V6 be connected in circuit, and power switch pipe V5
Commutation diode D5 and commutation diode D6, the commutation diode D5 and rectification are also parallel with power switch pipe V6 side
Also it is electrically connected on circuit where diode D6 by branch circuit with the C in three-phase alternating current, first filter circuit
(2) electrically connected with rectification boosting circuit (1), the first filter circuit (2) includes inductor L and electric capacity C3, the inductor L series connection
On the circuit that the first filter circuit (2) is connected with rectification boosting circuit (1), the electric capacity C3 is connected in parallel on rectification boosting circuit
(1) two ends, the two ends of the power inverter (3) are electrically connected by the filter circuit of circuit first (2), second filtered electrical
Road (4) is electrically connected by circuit with power inverter (3), and the second filter circuit (4) includes electric capacity C4 and resistor RL, the electricity
Hold the two ends that C4 is connected in parallel on power inverter (3), the resistor RL is connected on the second filter circuit (4) and power inverter
(3) on connected circuit.
2. a kind of direct-current charging post circuit of electric automobile according to claim 1, it is characterised in that：The power switch
Pipe V5 and power switch pipe V6 opposite side is also parallel with electric capacity C1 and electric capacity C2.
3. a kind of direct-current charging post circuit of electric automobile according to claim 1, it is characterised in that：The electric capacity C1 and
Electric capacity C2 is DC-link electric capacity.
4. a kind of direct-current charging post circuit of electric automobile according to claim 1, it is characterised in that：The rectifier boost
Protection diode VD can be also installed additional according to demand in circuit (1).
5. a kind of direct-current charging post circuit of electric automobile according to claim 1, it is characterised in that：Two poles of the protection
Pipe VD maximum junction temperature is 175 degree.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710426714.2A CN107171420A (en) | 2017-06-08 | 2017-06-08 | A kind of direct-current charging post circuit of electric automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710426714.2A CN107171420A (en) | 2017-06-08 | 2017-06-08 | A kind of direct-current charging post circuit of electric automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107171420A true CN107171420A (en) | 2017-09-15 |
Family
ID=59824945
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710426714.2A Pending CN107171420A (en) | 2017-06-08 | 2017-06-08 | A kind of direct-current charging post circuit of electric automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107171420A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201408996Y (en) * | 2008-10-07 | 2010-02-17 | 厦门科华恒盛股份有限公司 | Three-phase input equal current-sharing controller with power factor correction |
| CN102709994A (en) * | 2012-06-06 | 2012-10-03 | 上海煦达新能源科技有限公司 | Charge-discharge two-way power converter for battery for electric car |
| CN103023290A (en) * | 2011-09-23 | 2013-04-03 | 台达电子企业管理（上海）有限公司 | Mid-voltage variable frequency driving system and total harmonic distortion compensation control method |
| CN103986354A (en) * | 2014-05-23 | 2014-08-13 | 台达电子企业管理（上海）有限公司 | Three-level rectifier |
| CN205791736U (en) * | 2016-06-27 | 2016-12-07 | 贵州大学 | A kind of novel electric vehicle DC charging power supply |
-
2017
- 2017-06-08 CN CN201710426714.2A patent/CN107171420A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201408996Y (en) * | 2008-10-07 | 2010-02-17 | 厦门科华恒盛股份有限公司 | Three-phase input equal current-sharing controller with power factor correction |
| CN103023290A (en) * | 2011-09-23 | 2013-04-03 | 台达电子企业管理（上海）有限公司 | Mid-voltage variable frequency driving system and total harmonic distortion compensation control method |
| CN102709994A (en) * | 2012-06-06 | 2012-10-03 | 上海煦达新能源科技有限公司 | Charge-discharge two-way power converter for battery for electric car |
| CN103986354A (en) * | 2014-05-23 | 2014-08-13 | 台达电子企业管理（上海）有限公司 | Three-level rectifier |
| CN205791736U (en) * | 2016-06-27 | 2016-12-07 | 贵州大学 | A kind of novel electric vehicle DC charging power supply |
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| PB01 | Publication | ||
| PB01 | Publication | ||
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| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20170915 |