CN106394302A - Vehicle-mounted charger based on quasi-Z-source conversion - Google Patents
Vehicle-mounted charger based on quasi-Z-source conversion Download PDFInfo
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- CN106394302A CN106394302A CN201611028455.XA CN201611028455A CN106394302A CN 106394302 A CN106394302 A CN 106394302A CN 201611028455 A CN201611028455 A CN 201611028455A CN 106394302 A CN106394302 A CN 106394302A
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- 238000006243 chemical reaction Methods 0.000 title claims abstract description 21
- 238000001914 filtration Methods 0.000 claims abstract description 5
- 238000001816 cooling Methods 0.000 claims description 8
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- 238000004891 communication Methods 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 208000014674 injury Diseases 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 210000003462 vein Anatomy 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
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- 230000009286 beneficial effect Effects 0.000 description 1
- 230000036772 blood pressure Effects 0.000 description 1
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Classifications
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- 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
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- H02J7/045—
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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
- H02M7/003—Constructional details, e.g. physical layout, assembly, wiring or busbar connections
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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
- 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
- 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
Abstract
The invention discloses a vehicle-mounted charger based on quasi-Z-source conversion. The vehicle-mounted charger comprises a box body, an input socket, an output socket, an anti-electromagnetism jammer, a quasi-Z-source rectifier, a single-phase constant-frequency constant-duty-ratio inverter, an isolation transformer, a single-phase constant-frequency constant-duty-ratio rectifier and a filter. External alternating current electric energy is introduced into the input socket; after interference is eliminated through the anti-electromagnetism jammer, the quasi-Z-source rectifier converts the alternating current electric energy into direct current electric energy and adjusts direct current voltage; the single-phase constant-frequency constant-duty-ratio inverter converts the direct current electric energy into a first alternating current square-wave pulse; after electric isolation is conducted through the isolation transformer, a second alternating current square-wave pulse is output; the second alternating current square-wave pulse is further rectified through the single-phase constant-frequency constant-duty-ratio rectifier, and a one-way direct current square-wave pulse is obtained; and after filtering is conducted through the filter, a complete direct current is obtained, and a load can be charged by being connected with the output socket.
Description
Technical field
The present invention relates to charger field, more particularly to a kind of Vehicular charger based on the conversion of quasi- Z source.
Background technology
Electric automobile and vehicle-mounted charger is the equipment that a kind of Vehicular battery aiming at electric automobile charges, and is that battery is charged
When the power inverter having specific function used.
Traditional charger block diagram as shown in figure 1, include electromagnetism interference (EMI) device, diode single-phase full bridge commutator,
Active power factor corrector, wave filter I, DC/DC buck-boost converter, single-phase high frequency square-wave inverter, isolating transformer, list
Phase hf rectifier, wave filter II and voltage detector.Wherein, due to diode single-phase full bridge commutator, active power factor
This five assemblies of corrector, DC/DC buck-boost converter, single-phase high frequency square-wave inverter, single-phase high frequency commutator respectively need
Respective switch element to control respectively, and its conduction loss and switching loss lead to whole charging system charge efficiency low；Simultaneously
Because whole machine component number is many, also can reduce the reliability of whole captain's time safe operation.
Content of the invention
For solving above-mentioned technical problem, the present invention provides a kind of Vehicular charger based on the conversion of quasi- Z source, including：Casing,
It is arranged on input socket, the accessory power outlet of casing first end, and be arranged on electromagnetism interference device in described casing, quasi- Z source
Commutator, single-phase constant frequency perseverance dutycycle inverter, isolating transformer, single-phase constant frequency perseverance dutycycle commutator and wave filter；
Described input socket and extraneous power supply or alternating-current charging pile downlink connection and obtain AC energy, and pass through described anti-electricity
Magnetic disturbance device eliminates interference, and the AC energy that described electromagnetism interference device eliminates after interference is converted into by described quasi- Z source commutator
Direct current energy pressure regulation, described direct current energy is converted into the first ac square wave pulse and exports by described single-phase constant frequency inverter
Isolating transformer, exports described second ac square wave pulse, described single-phase constant frequency perseverance dutycycle after isolating transformer electric isolution
Commutator carries out rectification to described second ac square wave pulse and obtains Unidirectional direct-current square-wave pulse, and passes through described filter filtering
Obtain complete direct current, then be connected for load charging with load by described accessory power outlet.
Further, the first printed circuit board and the second printed circuit board are also included.
Preferably, described electromagnetism interference device, single-phase full bridge commutator, quasi- Z source network device and single-phase constant frequency perseverance dutycycle
Inverter is sequentially located on described first printed circuit board.
Preferably, described wave filter, single-phase constant frequency perseverance dutycycle commutator are sequentially located on described second printed circuit board.
Further, also include cooling fan, described cooling fan is located at the second end of described casing, described for cooling down
Vehicular charger internal components.
Further, also include amperometric, on the second printed circuit board, for detecting described Vehicular charger
Charge the electric current exporting.
Further, also include voltage detector, on the second printed circuit board, for detecting described Vehicular charger
Charge the voltage exporting.
Preferably, exchange input electricity is realized in the control of described single-phase full bridge commutator using monocycle Current Control Strategy
Stream power factor unitization with input current sineization.
Preferably, pulse width modulation operating frequency f of described single-phase quasi- Z source commutator and constant frequency perseverance dutycycle inverter
≥100KHz.
Further, described quasi- Z source commutator is made up of single-phase full bridge commutator and quasi- Z source network device, is additionally operable to electricity
Can power bi-directional transmission.
Further, described quasi- Z source commutator, single-phase constant frequency perseverance dutycycle inverter and the perseverance dutycycle rectification of single-phase constant frequency
It is equipped with the buffer unit based on Lossless Passive Soft Switching Methods technology in device.
Beneficial effect：
A kind of Vehicular charger based on the conversion of quasi- Z source of the present invention.Internal components include electromagnetism interference device, standard
Z source commutator, single-phase constant frequency perseverance dutycycle inverter, isolating transformer, single-phase constant frequency perseverance dutycycle commutator and wave filter, phase
Compared with the device comprising inside the charger in Fig. 1 it is evident that passing through single-phase full bridge commutator and quasi- Z source network group in the present invention
The quasi- Z source commutator becoming replaces diode single-phase full bridge commutator, active power factor corrector, wave filter I and DC/ in Fig. 1
DC buck-boost converter is hence it is evident that the electronic device of the present invention is less, and does not have Power Factor Corrector and DC/DC in the present invention
Buck-boost converter, thus reducing conduction loss and switching loss, improves charge efficiency；Improve whole captain's time simultaneously
The reliability of safe operation.
Brief description
Fig. 1 is a kind of system principle block diagram of existing charger；
Fig. 2 is a kind of system principle block diagram of charger of the present invention；
Fig. 3 is a kind of Vehicular charger internal structure schematic diagram that the embodiment of the present invention 1 provides；
Fig. 4 is a kind of Vehicular charger internal structure schematic diagram that the embodiment of the present invention 2 provides.
Specific 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 description is it is clear that described embodiment is only a part of embodiment of the present invention, rather than whole embodiments.Based on this
Embodiment in invention, under the premise of not making creative work, obtained is every other for those of ordinary skill in the art
Embodiment, broadly falls into the scope of the present invention.
Fig. 2 is the principle block diagram of the present invention, including：The electromagnetism interference device that is sequentially connected, single-phase full bridge rectification
Device, quasi- Z source network device, single-phase constant frequency perseverance dutycycle inverter, isolating transformer, single-phase constant frequency perseverance dutycycle commutator, filtering
Device and electric current, voltage detector.
Its operation principle is：Electromagnetism interference device is used for eliminating the High-frequency Interference of external interference or the machine, quasi- Z source rectification
The AC energy that electromagnetism interference device eliminates after interference is converted into direct current energy by device, and leads directly to zero by being directed at Z source commutator
The control of vector and adjust DC voltage, direct current energy is converted into the first ac square wave arteries and veins by single-phase constant frequency perseverance dutycycle inverter
Rush and export isolating transformer, isolating transformer is used for electric isolution in order to avoid injury to personnel, defeated after isolating transformer electric isolution
Go out the second ac square wave pulse, single-phase constant frequency perseverance dutycycle commutator carries out rectification and obtains direct current square wave arteries and veins to the first square-wave pulse
Punching, and complete direct current is obtained by filter filtering, then charge for load.
Embodiment 1,
A kind of Vehicular charger based on the conversion of quasi- Z source shown in Fig. 3, including：Casing 2, it is arranged on casing 2 first end
Input socket 1, accessory power outlet 7, wherein, input socket 1 connects power supply, and accessory power outlet 7 connects load；And it is arranged on casing 2
Interior electromagnetism interference device 31, single-phase full bridge commutator 32, quasi- Z source network device 33, single-phase constant frequency perseverance dutycycle inverter 34, every
From transformator 4, single-phase constant frequency perseverance dutycycle commutator 61, wave filter 62, the first printed circuit board 3, the second printed circuit board 6 with
And cooling fan 5, it is located at the second end of casing 2, for cooling down Vehicular charger internal components.
Wherein, electromagnetism interference device 31, single-phase full bridge commutator 32, quasi- Z source network device 33 and single-phase constant frequency perseverance dutycycle
Inverter 34 is sequentially located on the first printed circuit board 3；Wave filter 62, single-phase constant frequency perseverance dutycycle commutator 61 are sequentially located at the
On two printed circuit boards 6.
During specific works：Input socket 1 is connected and obtains AC energy with extraneous power supply or alternating-current charging pile, and by anti-
Electromagnetic jammer 31 eliminates interference, and quasi- Z source commutator (be connected with quasi- Z source network device 33 by single-phase full bridge commutator 32 and form) will
The AC energy that electromagnetism interference device 31 eliminates after interference is converted into direct current energy pressure regulation, and single-phase constant frequency inverter 34 will be above-mentioned
Direct current energy is converted into the first ac square wave pulse and exports isolating transformer 4, and isolating transformer 4 is used for electric isolution in order to avoid people
Member is injured, exports after the second ac square wave pulse after isolating transformer 4 electric isolution, and single-phase constant frequency perseverance dutycycle commutator 61 is right
The further rectification of first square-wave pulse obtains Unidirectional direct-current square-wave pulse, and obtains complete straight after wave filter 62 filters
Stream, then charged for load (electric automobile power battery group) by accessory power outlet 7.
Further, quasi- Z source commutator is connected by single-phase full bridge commutator 32 and quasi- Z source network device 33 and forms, and single-phase
Constant frequency perseverance dutycycle commutator 61 combines, and can achieve the pressure regulation of the transmission of electric energy power bi-directional and output DC voltage, when filling
When motor is used for charging, quasi- Z source commutator is that full-bridge pulse width modulation is combined with shoot-through zero vector modulation system
Arbitrarily boosting, blood pressure lowering；When charger is used for battery to electrical network transmission electric energy power (distributed energy storage), this commutator can be by
The body diode composition of switching device.Its isolation level is the mode of constant frequency perseverance dutycycle, thus simplifying system, reduces charging
Machine cost.
Preferably, in the present embodiment, the pulse width modulation work of quasi- Z source commutator and single-phase constant frequency perseverance dutycycle inverter
Working frequency f >=100KHz.The control of single-phase full bridge commutator to realize AC input current using monocycle Current Control Strategy
Power factor is unitization and input current sinusoidalization, thus improve power factor, reduces the harmonic wave of whole machine input current
Aberration rate, in the machine, the switching device of all components and parts is the Sofe Switch of passive lossless snubber, quasi- Z source commutator, single-phase constant
It is equipped with the buffering based on Lossless Passive Soft Switching Methods technology in the permanent dutycycle inverter of frequency and single-phase constant frequency perseverance dutycycle commutator
Part, all Sofe Switch devices realize zero current turning-on and zero voltage turn-off；And delay passive device, inductance and the electricity filling part
Hold, by the power supply of stored energy transfer to conversion or load all in switch periods.Thus substantially increasing the whole machine of Vehicular charger
Efficiency, is a kind of energy-saving product.
Embodiment 2,
The present embodiment increased amperometric 63 on the basis of embodiment 1, and it passes through light every part and the second printing
Circuit board 6 connects, voltage detector 64, and it is connected with the second printed circuit board 6 every part by light, and other components and parts and company
The mode that connects is consistent with above-described embodiment 1, repeats no more here.
During specific works：Input socket 1 is connected and obtains AC energy with extraneous power supply or alternating-current charging pile, and by anti-
Electromagnetic jammer 31 eliminates interference, and quasi- Z source commutator (be connected with quasi- Z source network device 33 by single-phase full bridge commutator 32 and form) will
The AC energy that electromagnetism interference device 31 eliminates after interference is converted into direct current energy Regulation Control, and single-phase constant frequency perseverance dutycycle is inverse
Become device 34 above-mentioned direct current energy to be converted into the first ac square wave pulse and exports isolating transformer 4, isolating transformer 4 is used for
Electric isolution, in order to avoid injury to personnel, exports through isolating transformer 4 after second ac square wave pulse, single-phase constant frequency perseverance dutycycle commutator
The further rectification of 61 pairs of the second ac square wave pulses obtains Unidirectional direct-current square-wave pulse, and has obtained after wave filter 62 filters
Whole direct current, then charged for load (vehicle-mounted charge automobile) by accessory power outlet 7.
Further, in the present embodiment quasi- Z source commutator by single-phase full bridge commutator 32 and quasi- Z source network device 33 connection group
Become, and the forward and backward inverter of isolating transformer be can achieve with commutator and transmits electric energy power bi-directional.When charger charges,
Quasi- Z source commutator works in rectifier system, and is controlled by its distinctive shoot-through zero vector and PWM degree control arbitrarily adjustment
Output DC voltage magnitude to rear class.Isolation level pulse width modulation is the mode of constant frequency perseverance dutycycle, thus simplify being
System, reduces charger cost.
Preferably, in the present embodiment quasi- Z source commutator and single-phase constant frequency perseverance dutycycle inverter pulse width modulation work
Working frequency f >=100KHz；The control of single-phase full bridge commutator to realize AC input current using monocycle Current Control Strategy
Power factor unitization with sinusoidalization, thus reducing whole machine Current harmonic distortion rate, the switching device of all components and parts in the machine
It is the Sofe Switch of passive lossless snubber, quasi- Z source commutator, single-phase constant frequency perseverance dutycycle inverter and single-phase constant frequency perseverance dutycycle
Be equipped with the buffer unit based on Lossless Passive Soft Switching Methods technology in commutator, all Sofe Switch devices realize zero current turning-on with
Zero voltage turn-off；And delay passive device, inductance and the electric capacity filling part, by the electricity of stored energy transfer to conversion all in switch periods
Source or load.Thus substantially increasing the efficiency of the whole machine of Vehicular charger, it is a kind of energy-saving product.
In the present embodiment, amperometric 63 is used for detecting Vehicular charger output current of the present invention, when current value is detected
When abnormal occur, output is ended by securitron, and notify background work personnel to it by reporting to the police with communication system
Overhauled；Equally, in the present embodiment, voltage detector 64 is used for detecting the output voltage of Vehicular charger, when voltage is detected
When value abnormal, output is ended by securitron, and notify background work personnel couple by reporting to the police with communication system
It is overhauled.Output current and output voltage through sampling through amperometric, voltage detector respectively, through light every part every
From.Feed back to quasi- Z source converter stage control parts thus making the control of charging current and voltage.
Be more than to provided by the present invention a kind of based on quasi- Z source conversion Vehicular charger be described in detail.This
Apply specific case in literary composition the principle of the present invention and embodiment are set forth, the explanation of above example is only intended to
Help understands the method for the present invention and its core concept.It should be pointed out that for those skilled in the art,
Without departing from the principles of the invention, the present invention can also be carried out with some improvement and modify, these improve and modify also to fall
Enter in the protection domain of the claims in the present invention.
Claims (11)
1. a kind of Vehicular charger based on the conversion of quasi- Z source is it is characterised in that include：Casing, it is arranged on the defeated of casing first end
Enter socket, accessory power outlet, and be arranged on electromagnetism interference device in described casing, quasi- Z source commutator, single-phase constant frequency perseverance duty
Than inverter, isolating transformer, single-phase constant frequency perseverance dutycycle commutator and wave filter；
Described input socket is connected acquisition AC energy with extraneous power supply or alternating-current charging pile, and passes through described electromagnetism interference device
Eliminate interference, the AC energy that described electromagnetism interference device eliminates after interference is converted into direct current energy by described quasi- Z source commutator
And pressure regulation, described direct current energy is converted into the first ac square wave pulse and exports by described single-phase constant frequency perseverance dutycycle inverter
Isolating transformer, exports described second ac square wave pulse, described single-phase constant frequency perseverance dutycycle after isolating transformer electric isolution
Commutator carries out rectification to described second ac square wave pulse and obtains Unidirectional direct-current square-wave pulse, and passes through described filter filtering
Obtain complete direct current, then be connected for load charging with load by described accessory power outlet.
2. the Vehicular charger based on the conversion of quasi- Z source according to claim 1 is it is characterised in that also include the first printing
Circuit board and the second printed circuit board.
3. the Vehicular charger based on the conversion of quasi- Z source according to claim 2 is it is characterised in that described electromagnetism interference
Device, quasi- Z source commutator are sequentially located on described first printed circuit board with single-phase constant frequency perseverance dutycycle inverter.
4. the Vehicular charger based on the conversion of quasi- Z source according to claim 2 is it is characterised in that described wave filter, single-phase
Constant frequency perseverance dutycycle commutator is sequentially located on described second printed circuit board.
5. according to claim 1 based on quasi- Z source conversion Vehicular charger it is characterised in that also including cooling fan,
Described cooling fan is located at the second end of described casing, for cooling down described Vehicular charger internal components.
6. the Vehicular charger based on the conversion of quasi- Z source according to claim 1 is it is characterised in that also include current detecting
Device, for detecting the electric current of described Vehicular charger charging output.
7. the Vehicular charger based on the conversion of quasi- Z source according to claim 1 is it is characterised in that also include voltage detecting
Device, for detecting the voltage of described Vehicular charger charging output.
8. the Vehicular charger based on the conversion of quasi- Z source according to claim 1 is it is characterised in that described single-phase full bridge is whole
The control of stream device to realize using monocycle Current Control Strategy that AC input current power factor is unitization and input current
Sineization.
9. the Vehicular charger based on the conversion of quasi- Z source according to claim 1 is it is characterised in that described quasi- Z source commutator
And the pulse width modulation operating frequency f >=100KHz of single-phase constant frequency perseverance dutycycle inverter.
10. the Vehicular charger based on the conversion of quasi- Z source according to claim 1 is it is characterised in that described quasi- Z source rectification
Device is made up of single-phase full bridge commutator and quasi- Z source network device, is additionally operable to transmit electric energy power bi-directional.
11. Vehicular chargers based on the conversion of quasi- Z source according to claim 1 are it is characterised in that described quasi- Z source rectification
It is equipped with based on Lossless Passive Soft Switching Methods skill in device, single-phase constant frequency perseverance dutycycle inverter and single-phase constant frequency perseverance dutycycle commutator
The buffer unit of art.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201611028455.XA CN106394302A (en) | 2016-11-18 | 2016-11-18 | Vehicle-mounted charger based on quasi-Z-source conversion |
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| CN201611028455.XA CN106394302A (en) | 2016-11-18 | 2016-11-18 | Vehicle-mounted charger based on quasi-Z-source conversion |
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Cited By (5)
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| CN108400645A (en) * | 2018-05-10 | 2018-08-14 | 杭州快电新能源科技有限公司 | A kind of electric vehicle DC charging module of direct current output |
| CN108448630A (en) * | 2018-04-24 | 2018-08-24 | 上海电力学院 | The Z-source inverter grid-connected control method controlled based on monocycle and double-current ring |
| CN108688490A (en) * | 2017-04-05 | 2018-10-23 | 福特全球技术公司 | On-vehicle vehicle charging system with common components and wireless vehicle charging system |
| CN110303916A (en) * | 2018-03-21 | 2019-10-08 | 现代自动车株式会社 | Charging unit for electric vehicle |
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| CN108448630A (en) * | 2018-04-24 | 2018-08-24 | 上海电力学院 | The Z-source inverter grid-connected control method controlled based on monocycle and double-current ring |
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