CN107422219A - Detecting system is tested in a kind of novel energy feedback type electric vehicle rapid charging stake - Google Patents

Detecting system is tested in a kind of novel energy feedback type electric vehicle rapid charging stake Download PDF

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Publication number
CN107422219A
CN107422219A CN201710891650.3A CN201710891650A CN107422219A CN 107422219 A CN107422219 A CN 107422219A CN 201710891650 A CN201710891650 A CN 201710891650A CN 107422219 A CN107422219 A CN 107422219A
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China
Prior art keywords
power
energy feedback
interface
electric vehicle
frequency conversion
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Pending
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CN201710891650.3A
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Chinese (zh)
Inventor
徐洋波
陈舒燕
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Shanghai Xin Yuan Power Technology Co Ltd
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Shanghai Xin Yuan Power Technology Co Ltd
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Priority to CN201710891650.3A priority Critical patent/CN107422219A/en
Publication of CN107422219A publication Critical patent/CN107422219A/en
Pending legal-status Critical Current

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    • GPHYSICS
    • G01MEASURING; TESTING
    • G01RMEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/003Environmental or reliability tests
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01RMEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/40Testing power supplies
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02JCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J3/00Circuit arrangements for ac mains or ac distribution networks
    • H02J3/38Arrangements for parallely feeding a single network by two or more generators, converters or transformers

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Power 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 novel energy feedback type electric vehicle rapid charging stake to test detecting system, including master system, AC distribution/frequency conversion voltage adjusting device, power analysis instrument, energy work rate unit, signal gathering unit and BMS simulators.The present invention has BMS(Battery management system)Simulator, can analog DC charging pile to the real-time Communication for Power in car charging process, and simulated failure is protected, so as to improve the quality assurance of direct-current charging post;The system has energy feedback function, electric energy can be returned to by the direct current energy of input by power model by power network by parallel network reverse mode, production cost is reduced, more high-quality detection platform is provided for test organization, promotes the development of electric car and clean energy resource.

Description

Detecting system is tested in a kind of novel energy feedback type electric vehicle rapid charging stake
Technical field
The present invention relates to a kind of detecting system, specifically a kind of novel energy feedback type electric vehicle rapid charging stake test Detecting system.
Background technology
It is increasing to the demand of electric vehicle rapid charging stake with flourishing for New Energy Industry chain, to filling The testing requirements of electric stake are stricter.The load of the detecting system of electric vehicle rapid charging stake at present is resistive load, When carrying out factory testing and degradation to charging pile, power consumption is big, and load heating is serious, and does not possess logical with BMS simulations The function of letter.Based on above mentioned problem, it is proposed that detecting system is tested in a kind of novel energy feedback type electric vehicle rapid charging stake, The detecting system can be simulated to be communicated with car BMS, and has two kinds of power supply, load characteristics simultaneously, realizes that energy returns automatically The loading functional of transmission network, there is energy-saving, green outstanding advantage.
The content of the invention
It is an object of the invention to provide a kind of novel energy feedback type electric vehicle rapid charging stake to test detecting system, To solve the problems mentioned in the above background technology.
To achieve the above object, the present invention provides following technical scheme:
A kind of novel energy feedback type electric vehicle rapid charging stake test detecting system, including master system, AC distribution/ Frequency conversion voltage adjusting device, power analysis instrument, energy work rate unit, signal gathering unit and BMS simulators;Power supply grid connection exchange Distribution/frequency conversion voltage adjusting device input interface, the AC distribution/frequency conversion voltage adjusting device output interface connection direct-current charging post power input Interface, the DC charging gun platform interface of the DC charging rifle interface connection energy feedback power unit of the direct-current charging post, institute The output interface for the energy feedback power unit stated is connected to power supply grid;The power supply of described AC distribution/frequency conversion voltage adjusting device Output interface connects power analysis instrument input interface, and DC+, DC- of the energy feedback power unit are connected to power analysis Instrument input interface, the DC charging gun platform interface connection signal gathering unit of the energy feedback power unit and BMS simulations Device;The AC distribution/frequency conversion voltage adjusting device communication interface, power analysis instrument communication interface, energy feedback power unit communication Interface, signal gathering unit communication interface and BMS simulator communication interfaces are connected to master system communication interface.
Preferred scheme as the present invention:Described energy feedback power unit, including DC charging gun platform interface, DC/ DC modules and AC/DC modules;The power output interface connection DC/DC module input interfaces of the DC charging gun platform interface, institute DC/DC modules output interface connection AC/DC module input interfaces are stated, the AC/DC modules output interface connects power supply grid, and Communicated by CAN/ethernet interface with master system.
Preferred scheme as the present invention:The two-way AC/DC modules and two-way DC/DC modules include 6 IGBT Module.
Preferred scheme as the present invention:Described AC distribution/frequency conversion voltage adjusting device passes through CAN/Ethernet interface Communicated with master system, the power supply that AC distribution/frequency conversion voltage adjusting device is adjusted by master system analysis software exports.
Preferred scheme as the present invention:Described power analysis instrument is by the ac supply signal collected and direct current Source signal is sent to master system by CAN/ethernet interface.
Preferred scheme as the present invention:The signal gathering unit, including voltage/current collection, CC1 signal acquisitions and Accessory power supply voltage acquisition, the signal collected is sent to master system by CAN/ethernet interface.
Compared with prior art, the beneficial effects of the invention are as follows:The present invention has BMS(Battery management system)Simulator, Can analog DC charging pile to the real-time Communication for Power in car charging process, and simulated failure is protected, so as to improve DC charging The quality assurance of stake;The system has energy feedback function, the direct current energy of input can be passed through by power model grid-connected Electric energy is returned to power network by inverting, reduces production cost, and more high-quality detection platform is provided for test organization, promotes electricity The development of motor-car and clean energy resource.
Brief description of the drawings
Fig. 1 is that energy feedback type electric automobile direct-current charging post tests detecting system schematic diagram;
Fig. 2 is two-way AC/DC modules and two-way DC/DC module diagrams.
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 describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on Embodiment in the present invention, those of ordinary skill in the art are obtained every other under the premise of creative work is not made Embodiment, belong to the scope of protection of the invention.
Refer to Fig. 1-2, in the embodiment of the present invention, a kind of novel energy feedback type electric vehicle rapid charging stake test inspection Examining system, including master system, AC distribution/frequency conversion voltage adjusting device, power analysis instrument, energy work rate unit, signal acquisition Unit and BMS simulators;Power supply grid connects AC distribution/frequency conversion voltage adjusting device input interface, the AC distribution/frequency conversion voltage adjusting Device output interface connects direct-current charging post power input interface, and the DC charging rifle interface connection energy of the direct-current charging post returns The DC charging gun platform interface of power cell is presented, the output interface of described energy feedback power unit is connected to power supply grid; The power output interface connection power analysis instrument input interface of described AC distribution/frequency conversion voltage adjusting device, the energy feedback DC+, DC- of power cell are connected to power analysis instrument input interface, the DC charging rifle of the energy feedback power unit Seated connection mouth connects signal gathering unit and BMS simulators;The AC distribution/frequency conversion voltage adjusting device communication interface, power analyzer Device communication interface, energy feedback power unit communication interface, signal gathering unit communication interface and BMS simulators communication interface connect It is connected to master system communication interface.
Described energy feedback power unit, including DC charging gun platform interface, DC/DC modules and AC/DC modules;It is described The power output interface connection DC/DC module input interfaces of DC charging gun platform interface, the DC/DC modules output interface connection AC/DC module input interfaces, the AC/DC modules output interface connects power supply grid, and passes through CAN/ethernet communication Interface is communicated with master system.
Two-way AC/DC modules and two-way DC/DC modules include 6 IGBT modules.AC distribution/frequency conversion voltage adjusting device leads to CAN/Ethernet interface is crossed to be communicated with master system, by master system analysis software adjust AC distribution/ The power supply output of frequency conversion voltage adjusting device.The ac supply signal collected and DC power signal are passed through CAN by power analysis instrument Bus/ethernet interface is sent to master system.
Signal gathering unit, including voltage/current collection, CC1 signal acquisitions and accessory power supply voltage acquisition, will be collected Signal master system is sent to by CAN/ethernet interface.
The present invention operation principle be:The charging gun interface of direct-current charging post is connected to the straight of energy feedback power unit Current charge gun platform interface, master system judge that charging gun whether may be used with gun platform by the CC1 signal acquisitions of signal gathering unit By connection, if not being reliably connected, master system, which is shown, does not plug in rifle, if being reliably connected, master system control BMS(Cell tube Reason system)Simulator and charging pile carry out message interaction work, and the accessory power supply voltage acquisition of signal gathering unit is by charger The accessory power supply information of voltage of offer is by CAN/Ethernet transmission and is shown in master system;When entering, charger is pre- Fill the stage, master system control energy feedback power unit is operated in charge mode, and energy feedback power unit is by power network three Cross streams electricity is direct current by two-way AC/DC modules rectification, and direct current is converted into required direct current by two-way DC/DC modules Electricity carries out voltage output with simulated battery voltage, charger according to the simulated battery voltage;When charger output voltage reaches mould When intending cell voltage, master system control energy feedback power unit is operated in discharge mode, charging pile and BMS(Cell tube Reason system)Simulator information exchange enters the charging stage;In the charging stage, the voltage/current collection of signal gathering unit will fill The voltage/current information of motor output by CAN/Ethernet transmission and is shown in master system, and DC charging motor is defeated The direct current gone out is boosted by two-way DC/DC modules, then is by the DC inverter after boosting by two-way AD/DC modules Alternating current that can be grid-connected, realizes recycling for energy.
Master system adjusts the out-put supply of AC distribution/frequency conversion voltage adjusting device, can test charger in different power networks electricity Pressure, the precision of steady current and the precision of voltage regulation of charger;Simulating grid electric voltage over press and under-voltage condition, detect DC charging motor pair Can exchange input/under-voltage correctly respond.
Master system controls BMS(Battery management system)Simulator can analog message time-out, detect DC charging function No judgement message time-out, and make correct response.

Claims (6)

1. detecting system is tested in a kind of novel energy feedback type electric vehicle rapid charging stake, including master system, exchange are matched somebody with somebody Electricity/frequency conversion voltage adjusting device, power analysis instrument, energy work rate unit, signal gathering unit and BMS simulators;Characterized in that, for Power network connects AC distribution/frequency conversion voltage adjusting device input interface, the AC distribution/frequency conversion voltage adjusting device output interface connection direct current Charging pile power input interface, the direct current of the DC charging rifle interface connection energy feedback power unit of the direct-current charging post fill Electric gun platform interface, the output interface of described energy feedback power unit are connected to power supply grid;Described AC distribution/frequency conversion The power output interface connection power analysis instrument input interface of pressure regulator, DC+, DC- of the energy feedback power unit connect It is connected to power analysis instrument input interface, the DC charging gun platform interface connection signal acquisition list of the energy feedback power unit Member and BMS simulators;The AC distribution/frequency conversion voltage adjusting device communication interface, power analysis instrument communication interface, energy feedback work( Rate unit communication interface, signal gathering unit communication interface and BMS simulator communication interfaces are connected to master system communication and connect Mouthful.
2. detecting system, its feature are tested in novel energy feedback type electric vehicle rapid charging stake according to claim 1 It is, described energy feedback power unit, including DC charging gun platform interface, DC/DC modules and AC/DC modules;It is described straight The power output interface connection DC/DC module input interfaces of current charge gun platform interface, the DC/DC modules output interface connection AC/DC module input interfaces, the AC/DC modules output interface connects power supply grid, and passes through CAN/ethernet communication Interface is communicated with master system.
3. detecting system, its feature are tested in novel energy feedback type electric vehicle rapid charging stake according to claim 2 It is, the AC/DC modules and DC/DC modules include 6 IGBT modules.
4. detecting system, its feature are tested in novel energy feedback type electric vehicle rapid charging stake according to claim 1 It is, described AC distribution/frequency conversion voltage adjusting device is communicated by CAN/Ethernet interface with master system, is passed through The power supply output of master system analysis software regulation AC distribution/frequency conversion voltage adjusting device.
5. detecting system, its feature are tested in novel energy feedback type electric vehicle rapid charging stake according to claim 1 It is, the ac supply signal collected and DC power signal are passed through CAN/Ethernet by described power analysis instrument Communication interface is sent to master system.
6. detecting system, its feature are tested in novel energy feedback type electric vehicle rapid charging stake according to claim 1 It is, the signal gathering unit, including voltage/current collection, CC1 signal acquisitions and accessory power supply voltage acquisition, it will gather To signal master system is sent to by CAN/ethernet interface.
CN201710891650.3A 2017-09-27 2017-09-27 Detecting system is tested in a kind of novel energy feedback type electric vehicle rapid charging stake Pending CN107422219A (en)

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Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108828357A (en) * 2018-06-11 2018-11-16 深圳巴斯巴科技发展有限公司 A kind of new-energy automobile DC charging motor Auto-Test System
CN108983111A (en) * 2018-04-27 2018-12-11 广东工业大学 A kind of charging pile detection system
CN109188339A (en) * 2018-09-11 2019-01-11 国网江西省电力有限公司电力科学研究院 A kind of non-on-board charger detection device circulation module control method and device
CN109188272A (en) * 2018-08-15 2019-01-11 国网江西省电力有限公司电力科学研究院 A kind of electric car non-on-board charger circulation detection device and its method of calibration
CN109342971A (en) * 2018-10-25 2019-02-15 国充充电科技江苏股份有限公司 Charging pile part quality detection system and AC DC charging pile component detection system
CN109342972A (en) * 2018-10-25 2019-02-15 国充充电科技江苏股份有限公司 Charging pile test equipment and alternating current and direct current charging pile test macro
CN109581097A (en) * 2018-10-26 2019-04-05 合肥科威尔电源系统有限公司 A kind of charging pile test macro
CN109720233A (en) * 2018-12-29 2019-05-07 北京动力源科技股份有限公司 A kind of split type charging pile and its connecting detection method and apparatus
CN111123891A (en) * 2019-12-24 2020-05-08 国联汽车动力电池研究院有限责任公司 BMS-based quick charging test method, system, equipment and storage medium
CN113009245A (en) * 2019-12-20 2021-06-22 天津平高智能电气有限公司 Fill portable detecting system of electric pile
CN113125889A (en) * 2021-04-21 2021-07-16 阳光电源股份有限公司 Charging pile and testing device, system and method thereof
CN113131512A (en) * 2021-03-25 2021-07-16 深圳供电局有限公司 AC/DC hybrid micro-grid switching control system and method based on optical storage

Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101408589A (en) * 2008-11-26 2009-04-15 北京理工大学 Electric automobile motor test integrated power supply platform and control method thereof
CN202260483U (en) * 2011-08-19 2012-05-30 电子科技大学 Power battery testing and control system of energy recovery electric automobile
KR101186569B1 (en) * 2011-08-18 2012-10-10 한국철도기술연구원 System for charging electric vehicle of railway station using power feed line
CN204832381U (en) * 2015-07-23 2015-12-02 邵羽达 Energy repayment formula is charged intellectual detection system and is overhauld a system
CN205160379U (en) * 2015-11-06 2016-04-13 南京中认南信检测技术有限公司 Integrative simulation tests electrical power generating system is straightened to high -power friendship
CN205246841U (en) * 2015-12-29 2016-05-18 特变电工南京智能电气有限公司 Alternating -current charging stake testing arrangement with electric energy repayment function
CN205427060U (en) * 2015-11-23 2016-08-03 特变电工南京智能电气有限公司 Testing arrangement of electric energy repayment type electric automobile direct current battery charging outfit
CN205809192U (en) * 2016-04-26 2016-12-14 郑州宇通客车股份有限公司 A kind of high-power charger test platform based on energy feedback electronic load instrument
CN106556761A (en) * 2016-11-24 2017-04-05 国网山东省电力公司 A kind of direct-current charging post detecting system and method for being applied to scene
CN207424130U (en) * 2017-09-27 2018-05-29 上海欣遇电源科技有限公司 Detecting system is tested in a kind of novel energy feedback type electric vehicle rapid charging stake

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101408589A (en) * 2008-11-26 2009-04-15 北京理工大学 Electric automobile motor test integrated power supply platform and control method thereof
KR101186569B1 (en) * 2011-08-18 2012-10-10 한국철도기술연구원 System for charging electric vehicle of railway station using power feed line
CN202260483U (en) * 2011-08-19 2012-05-30 电子科技大学 Power battery testing and control system of energy recovery electric automobile
CN204832381U (en) * 2015-07-23 2015-12-02 邵羽达 Energy repayment formula is charged intellectual detection system and is overhauld a system
CN205160379U (en) * 2015-11-06 2016-04-13 南京中认南信检测技术有限公司 Integrative simulation tests electrical power generating system is straightened to high -power friendship
CN205427060U (en) * 2015-11-23 2016-08-03 特变电工南京智能电气有限公司 Testing arrangement of electric energy repayment type electric automobile direct current battery charging outfit
CN205246841U (en) * 2015-12-29 2016-05-18 特变电工南京智能电气有限公司 Alternating -current charging stake testing arrangement with electric energy repayment function
CN205809192U (en) * 2016-04-26 2016-12-14 郑州宇通客车股份有限公司 A kind of high-power charger test platform based on energy feedback electronic load instrument
CN106556761A (en) * 2016-11-24 2017-04-05 国网山东省电力公司 A kind of direct-current charging post detecting system and method for being applied to scene
CN207424130U (en) * 2017-09-27 2018-05-29 上海欣遇电源科技有限公司 Detecting system is tested in a kind of novel energy feedback type electric vehicle rapid charging stake

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
李波等: "基于DSP和LabVIEW的能量回馈电子负载的研究", 《国外电子测量技术》, vol. 32, no. 11, pages 41 - 44 *

Cited By (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108983111A (en) * 2018-04-27 2018-12-11 广东工业大学 A kind of charging pile detection system
CN108828357A (en) * 2018-06-11 2018-11-16 深圳巴斯巴科技发展有限公司 A kind of new-energy automobile DC charging motor Auto-Test System
CN109188272A (en) * 2018-08-15 2019-01-11 国网江西省电力有限公司电力科学研究院 A kind of electric car non-on-board charger circulation detection device and its method of calibration
CN109188339A (en) * 2018-09-11 2019-01-11 国网江西省电力有限公司电力科学研究院 A kind of non-on-board charger detection device circulation module control method and device
CN109188339B (en) * 2018-09-11 2023-12-05 国网江西省电力有限公司电力科学研究院 Control method and device for circulation module of off-vehicle charger detection device
CN109342971A (en) * 2018-10-25 2019-02-15 国充充电科技江苏股份有限公司 Charging pile part quality detection system and AC DC charging pile component detection system
CN109342972A (en) * 2018-10-25 2019-02-15 国充充电科技江苏股份有限公司 Charging pile test equipment and alternating current and direct current charging pile test macro
CN109342972B (en) * 2018-10-25 2020-05-12 国充充电科技江苏股份有限公司 Fill electric pile test equipment and exchange, direct current fill electric pile test system
CN109581097A (en) * 2018-10-26 2019-04-05 合肥科威尔电源系统有限公司 A kind of charging pile test macro
CN109720233A (en) * 2018-12-29 2019-05-07 北京动力源科技股份有限公司 A kind of split type charging pile and its connecting detection method and apparatus
CN109720233B (en) * 2018-12-29 2020-09-01 北京动力源科技股份有限公司 Split charging pile and connection detection method and device thereof
CN113009245A (en) * 2019-12-20 2021-06-22 天津平高智能电气有限公司 Fill portable detecting system of electric pile
CN111123891B (en) * 2019-12-24 2021-05-28 国联汽车动力电池研究院有限责任公司 BMS-based quick charging test method, system, equipment and storage medium
CN111123891A (en) * 2019-12-24 2020-05-08 国联汽车动力电池研究院有限责任公司 BMS-based quick charging test method, system, equipment and storage medium
CN113131512A (en) * 2021-03-25 2021-07-16 深圳供电局有限公司 AC/DC hybrid micro-grid switching control system and method based on optical storage
CN113125889A (en) * 2021-04-21 2021-07-16 阳光电源股份有限公司 Charging pile and testing device, system and method thereof

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