CN108032749A - A kind of electric car charging pile detection method, device and equipment - Google Patents
A kind of electric car charging pile detection method, device and equipment Download PDFInfo
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- CN108032749A CN108032749A CN201711239797.0A CN201711239797A CN108032749A CN 108032749 A CN108032749 A CN 108032749A CN 201711239797 A CN201711239797 A CN 201711239797A CN 108032749 A CN108032749 A CN 108032749A
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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
- B60L53/30—Constructional details of charging stations
- B60L53/31—Charging columns specially adapted for electric vehicles
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- 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
- 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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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
This application discloses a kind of charging electric motor vehicles stake detection method, including：Obtain the input information of charging pile；Charge mode is judged according to the input information；According to the charge mode, simulated battery management system BMS is sent to the charging pile allows electric signals, to notify the charging pile to electronic load power transmission；State detecting information is sent to the charging pile, and obtains the status feedback information of the charging pile；Wherein, the information of the Vehicular charging simulation model generation to match according to the state detecting information with charging pile running environment.Due to providing matched running environment using Vehicular charging simulation model for charging pile in the present invention, many-sided detection directly can carry out various charging piles by the present invention, entity automobile is not required, test process is simple and convenient, data acquisition is fast and reliable, saves substantial amounts of time cost and financial charges.The application accordingly discloses a kind of charging electric motor vehicles stake detection device and equipment.
Description
Technical field
The present invention relates to new energy resources system control field, more particularly to a kind of electric car charging pile detection method, device
And equipment.
Background technology
As technology develops, new-energy automobile has become the emphasis of future automobile industrial development.Electric automobile charging pile is
The charging infrastructure of new-energy automobile is, it is necessary to carry out charging pile related system detection, guarantee charging pile works normally, to new
Energy automobile charges.
Since charging pile has the characteristics that hardware interface species is more, requirement of real-time is strong and data interaction amount is big so that
The detection of charging system can not be carried out to charging pile in the case of no real vehicle.To the detection for charging pile charging system
To buy or rent with new-energy automobile, the shortcomings of fund cost is high, the charging interval is long, technology communication is difficult will be faced, does not meet reality
Border demand.
Therefore need what a kind of charging electric motor vehicles stake detecting system detected charging system to meet charging pile enterprise
Demand.
The content of the invention
In view of this, it is an object of the invention to provide a kind of detection method of general a variety of electric car charging piles, dress
Put and equipment.Its concrete scheme is as follows：
A kind of charging electric motor vehicles stake detection method, including：
Obtain the input information of charging pile；
Charge mode is judged according to the input information；
According to the charge mode, simulated battery management system BMS is sent to the charging pile allows electric signals, with logical
Know the charging pile to electronic load power transmission；
State detecting information is sent to the charging pile, and obtains the status feedback information of the charging pile；
Wherein, the Vehicular charging simulation model life to match according to the state detecting information with charging pile running environment
Into information.
Preferably, it is described to judge that the process of charge mode includes according to the input information：
CC2 resistance values and the A+ signals that information is sent including direct-current charging post are inputted when described, judges that the charge mode is
DC charging；
When the CP signals that the input information includes the CC resistance values that send of the direct-current charging post and alternating-current charging pile is sent,
Judge the charge mode for AC charging.
Preferably, further include：
Simulated failure information is sent to the charging pile, judges whether the charging pile correctly responds.
The invention discloses a kind of charging electric motor vehicles stake detection device, including input module, output module, communication mould
Block, control panel；Wherein, the Vehicular charging simulation model to match with charging pile running environment, institute are stored with the control panel
Control panel is stated to be specifically used for：
The input information of charging pile is obtained by the input module；Charge mode is judged according to the input information；Root
According to the charge mode, simulation BMS is sent by the output module to the charging pile allows electric signals, with described in notice
Charging pile starts to electronic load power transmission；State detecting information is sent to the charging pile by the communication module, and is passed through
The communication module obtains the status feedback information of the charging pile；
Wherein, the state detecting information is the information generated according to the Vehicular charging simulation model.
Preferably, the detection device further includes：
Charge port, for connecting the charging pile and the input module；
Power supply module, for powering to the control panel.
Preferably, the charge port includes：
Direct-current charge port and/or AC charge port.
Preferably, the control panel is specifically used for：
When the input information is the CC2 resistance values and A+ signals that direct-current charging post is sent, it is straight to judge the charge mode
Current charge；
When the CP signals that CC resistance values and alternating-current charging pile that the input information sends for the direct-current charging post are sent, sentence
The fixed charge mode is AC charging.
Preferably, the control panel is additionally operable to：
Simulated failure information is sent to the charging pile, judges whether the charging pile correctly responds.
The invention also discloses a kind of charging electric motor vehicles stake detection device, including：
Charging electric motor vehicles stake detection device as any one of above；
Host computer, for designing the Vehicular charging simulation model to match with charging pile running environment, and by the vehicle
Charging simulation model is sent to the charging electric motor vehicles stake detection device.
Preferably, the detection device further includes：
CAN testing tools, for acquisition state detection information and status feedback information, and are sent to the host computer storage
And analysis.
The invention discloses a kind of charging electric motor vehicles stake detection method, including：Obtain the input information of charging pile；Root
Judge charge mode according to the input information；According to the charge mode, simulated battery management system BMS is sent out to the charging pile
Permission electric signals are sent, to notify the charging pile to electronic load power transmission；State detecting information is sent to the charging pile, and
Obtain the status feedback information of the charging pile；Wherein, according to the state detecting information with charging pile running environment phase
The information for the Vehicular charging simulation model generation matched somebody with somebody.Due to being provided in the present invention using Vehicular charging simulation model for charging pile
Matched running environment, directly can carry out various charging piles many-sided detection, it is not necessary to which entity automobile, is surveyed by the present invention
Examination process is simple and convenient, and data acquisition is fast and reliable, saves substantial amounts of time cost and financial charges.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is attached drawing needed in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
The embodiment of invention, for those of ordinary skill in the art, without creative efforts, can also basis
The attached drawing of offer obtains other attached drawings.
Fig. 1 is a kind of step flow chart of charging electric motor vehicles stake detection method；
Fig. 2 is a kind of structure distribution figure of charging electric motor vehicles stake detection device；
Fig. 3 is a kind of structure distribution figure of specific charging electric motor vehicles stake detection device；
Fig. 4 is a kind of structure distribution figure of charging electric motor vehicles stake detection device.
Embodiment
Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution 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, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other without making creative work
Embodiment, belongs to the scope of protection of the invention.
It is shown in Figure 1 the embodiment of the invention discloses a kind of charging electric motor vehicles stake detection method, including：
S1：Obtain the input information of charging pile；
Born it is understood that input information can include positive and negative power supply, the positive A+ of low pressure accessory power supply, low pressure accessory power supply
A-, control guiding CP, charging connection confirm CC, CC1 and CC2 etc., can also include other information certainly.
S2：Charge mode is judged according to the input information；
Wherein, CC2 resistance values and the A+ signals that information is sent including direct-current charging post are inputted when described, judges the charging mould
Formula is DC charging；
When the CP signals that the input information includes the CC resistance values that send of the direct-current charging post and alternating-current charging pile is sent,
Judge the charge mode for AC charging.It can also determine whether it is which kind of specific AC charging mould according to CC resistance values
Formula.
S3：According to the charge mode, simulated battery management system BMS (battery management system) to
The charging pile, which is sent, allows electric signals, to notify the charging pile to electronic load power transmission；
It is understood that electronic load is used to consume the electric energy that charging pile is sent.
S4：State detecting information is sent to the charging pile, and obtains the status feedback information of the charging pile；
Wherein, the Vehicular charging simulation model life to match according to the state detecting information with charging pile running environment
Into information.State detecting information and status feedback information are generally message form, are sent and received by CAN testing tools,
Including handshake message, configuration message, end message etc..
It is understood that Vehicular charging simulation model generally by host computer by MATLAB Software Creates, come simulate with
Detect various input/output states during charging pile operation.
Further, step can also be included：
S5：Simulated failure information is sent to the charging pile, judges whether the charging pile correctly responds.
The mutual message stage as the step 1 in step S4 is realized, such as sends handshake message time out fault to charging pile
Message, namely handshake message is not sent by rechargeable standard, if corresponding charging pile can be responded correctly, it can accordingly quote and shake hands
Message time out fault；Vehicular charger failure message for example is sent to charging pile again, corresponding charging pile should quote charging connection
Failure, verifies whether charging pile correctly responds successively.
Present embodiment discloses a kind of charging electric motor vehicles stake detection method, including：Obtain the input information of charging pile；
Charge mode is judged according to the input information；According to the charge mode, simulated battery management system BMS is to the charging pile
Sending allows electric signals, to notify the charging pile to electronic load power transmission；State detecting information is sent to the charging pile,
And obtain the status feedback information of the charging pile；Wherein, according to the state detecting information with charging pile running environment phase
The information of matched Vehicular charging simulation model generation.Due to using Vehicular charging simulation model being charging pile in this hair embodiment
Matched running environment is provided, many-sided detection directly can carry out various charging piles by the present invention, it is not necessary to entity
Automobile, test process is simple and convenient, and data acquisition is fast and reliable, saves substantial amounts of time cost and financial charges.
It is shown in Figure 2 present embodiment discloses a kind of charging electric motor vehicles stake detection device, including input module
01, output module 02, communication module 03, control panel 04；Wherein, it is stored with control panel 04 and matches with charging pile running environment
Vehicular charging simulation model, control panel 04 is specifically used for：
The input information of charging pile is obtained by input module 01；Charge mode is judged according to the input information；According to
The charge mode, simulation BMS is sent by the output module 02 to the charging pile allows electric signals, with described in notice
Charging pile starts to electronic load power transmission；State detecting information is sent to the charging pile by communication module 03, and by logical
News module 03 obtains the status feedback information of the charging pile；
Wherein, the state detecting information is the information generated according to the Vehicular charging simulation model.
It is understood that Vehicular charging simulation model generally by host computer by MATLAB Software Creates, then automatically
Code is generated, code is stored into control panel 04 after compiling, defeated come various inputs when simulating and detect charging pile operation
Do well.State detecting information and status feedback information are generally message form, are sent and received by CAN testing tools, bag
Include handshake message, configuration message, end message etc..
It is real relative to upper one the embodiment of the invention discloses a kind of specific charging electric motor vehicles stake universal detection device
Example is applied, the present embodiment has made further instruction and optimization to technical solution.It is shown in Figure 3, including：Gather the defeated of analog quantity
Enter module 11, export output module 12, the communication module 13 and processing board 14 by CAN communication of digital quantity.
Wherein, communication module 13 can also detect charging pile charging CAN_H and CAN_L it is whether normal.Input module 11
The input information of collection can include power supply is positive and negative, the positive A+ of low pressure accessory power supply, low pressure accessory power supply bear A-, control guiding CP,
Charging connection confirms CC, CC1 and CC2 etc., can also include other information certainly.
Further, the detection device can also include charge port and power supply module, wherein：
Charge port is used to connect the charging pile and the input module；
Wherein, charge port can include direct-current charge port and/or AC charge port.
Power supply module is used to power to the control panel.
It is understood that power supply module can also power electronic load.
Specifically, the control panel 14 is used for：
When the input information is the CC2 resistance values and A+ signals that direct-current charging post is sent, it is straight to judge the charge mode
Current charge；
When the CP signals that CC resistance values and alternating-current charging pile that the input information sends for the direct-current charging post are sent, sentence
The fixed charge mode is AC charging.
Further, the control panel 14 is additionally operable to：
Simulated failure information is sent to the charging pile, judges whether the charging pile correctly responds.
It is shown in Figure 4 the invention also discloses a kind of charging electric motor vehicles stake detection device, including：
Charging electric motor vehicles stake detection device 21 as any one of above-described embodiment；
Host computer 22, for designing the Vehicular charging simulation model to match with the running environment of charging pile 23, and by institute
State Vehicular charging simulation model and be sent to the charging electric motor vehicles stake detection device.In general, the Vehicular charging simulation model
Pass through MATLAB Software for Design.
Preferably, the detection device further includes：
CAN testing tools 24, for acquisition state detection information and status feedback information, and are sent to the host computer and deposit
Storage and analysis.The CAN testing tools can be the instruments such as CANalyzer.
Finally, it is to be noted that, herein, relational terms such as first and second and the like be used merely to by
One entity or operation are distinguished with another entity or operation, without necessarily requiring or implying these entities or operation
Between there are any actual relationship or order.Moreover, term " comprising ", "comprising" or its any other variant meaning
Covering non-exclusive inclusion, so that process, method, article or equipment including a series of elements not only include that
A little key elements, but also including other elements that are not explicitly listed, or further include for this process, method, article or
The intrinsic key element of equipment.In the absence of more restrictions, the key element limited by sentence "including a ...", is not arranged
Except also there are other identical element in the process, method, article or apparatus that includes the element.
Detailed Jie has been carried out with charging pile detection method, device and equipment to a kind of electric car provided by the present invention above
Continue, specific case used herein is set forth the principle of the present invention and embodiment, and the explanation of above example is only
It is the method and its core concept for being used to help understand the present invention；Meanwhile for those of ordinary skill in the art, according to this hair
Bright thought, there will be changes in specific embodiments and applications, in conclusion this specification content should not manage
Solve as limitation of the present invention.
Claims (10)
- A kind of 1. charging electric motor vehicles stake detection method, it is characterised in that including：Obtain the input information of charging pile；Charge mode is judged according to the input information；According to the charge mode, simulated battery management system BMS is sent to the charging pile allows electric signals, to notify Charging pile is stated to electronic load power transmission；State detecting information is sent to the charging pile, and obtains the status feedback information of the charging pile；Wherein, the Vehicular charging simulation model generation to match according to the state detecting information with charging pile running environment Information.
- 2. detection method according to claim 1, it is characterised in that described that charge mode is judged according to the input information Process includes：CC2 resistance values and the A+ signals that information is sent including direct-current charging post are inputted when described, judges the charge mode for direct current Charging；When the CP signals that CC resistance values and alternating-current charging pile that the input information is sent including the direct-current charging post are sent, judge The charge mode is AC charging.
- 3. detection method according to claim 1 or claim 2, it is characterised in that further include：Simulated failure information is sent to the charging pile, judges whether the charging pile correctly responds.
- A kind of 4. charging electric motor vehicles stake detection device, it is characterised in that including input module, output module, communication module, Control panel；Wherein, the Vehicular charging simulation model to match with charging pile running environment, the control are stored with the control panel Making sheet is specifically used for：The input information of charging pile is obtained by the input module；Charge mode is judged according to the input information；According to institute Charge mode is stated, simulation BMS is sent by the output module to the charging pile allows electric signals, to notify the charging Stake starts to electronic load power transmission；State detecting information is sent to the charging pile by the communication module, and by described Communication module obtains the status feedback information of the charging pile；Wherein, the state detecting information is the information generated according to the Vehicular charging simulation model.
- 5. detection device according to claim 4, it is characterised in that further include：Charge port, for connecting the charging pile and the input module；Power supply module, for powering to the control panel.
- 6. detection device is told according to claim 5, it is characterised in that the charge port includes：Direct-current charge port and/or AC charge port.
- 7. according to any one of claim 4 to 6 detection device, it is characterised in that the control panel is specifically used for：CC2 resistance values and the A+ signals that information sends for direct-current charging post are inputted when described, judges that the charge mode fills for direct current Electricity；When the CP signals that CC resistance values and alternating-current charging pile that the input information sends for the direct-current charging post are sent, institute is judged It is AC charging to state charge mode.
- 8. detection device according to claim 7, it is characterised in that the control panel is additionally operable to：Simulated failure information is sent to the charging pile, judges whether the charging pile correctly responds.
- A kind of 9. charging electric motor vehicles stake detection device, it is characterised in that including：Such as claim 4 to 8 any one of them charging electric motor vehicles stake detection device；Host computer, for designing the Vehicular charging simulation model to match with charging pile running environment, and by the Vehicular charging Simulation model is sent to the charging electric motor vehicles stake detection device.
- 10. general detection device according to claim 9, it is characterised in that further include：CAN testing tools, for acquisition state detection information and status feedback information, and are sent to the host computer storage and divide Analysis.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711239797.0A CN108032749A (en) | 2017-11-30 | 2017-11-30 | A kind of electric car charging pile detection method, device and equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711239797.0A CN108032749A (en) | 2017-11-30 | 2017-11-30 | A kind of electric car charging pile detection method, device and equipment |
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Cited By (10)
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| CN108494808A (en) * | 2018-05-30 | 2018-09-04 | 国网冀北电力有限公司电力科学研究院 | Charger communication protocol detection device |
| CN109116132A (en) * | 2018-06-15 | 2019-01-01 | 国网电动汽车服务有限公司 | A kind of charging equipment remote detecting system and its detection method |
| CN109164330A (en) * | 2018-10-24 | 2019-01-08 | 特瓦特能源科技有限公司 | Charging platform test device and charging platform test macro |
| CN109212355A (en) * | 2018-09-29 | 2019-01-15 | 汽-大众汽车有限公司 | A kind of charging pile simulator |
| CN112014673A (en) * | 2020-08-31 | 2020-12-01 | 广东电网有限责任公司广州供电局 | Direct current charging pile detection device and method |
| CN112744110A (en) * | 2021-02-25 | 2021-05-04 | 开迈斯新能源科技有限公司 | Self-checking method and device of split type direct current charging pile |
| CN113253698A (en) * | 2021-03-01 | 2021-08-13 | 东软睿驰汽车技术（沈阳）有限公司 | Detection device and electric automobile |
| CN114296431A (en) * | 2021-12-27 | 2022-04-08 | 度普(苏州)新能源科技有限公司 | Direct current fills test system and direct current of electric pile system of filling of electric pile |
| CN117067976A (en) * | 2023-05-23 | 2023-11-17 | 小米汽车科技有限公司 | Charging control method and device, charging pile and vehicle |
| CN117991028A (en) * | 2024-04-02 | 2024-05-07 | 深圳市赛特新能科技有限公司 | Non-invasive charging pile detection platform, method and storage medium |
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Cited By (13)
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|---|---|---|---|---|
| CN108494808A (en) * | 2018-05-30 | 2018-09-04 | 国网冀北电力有限公司电力科学研究院 | Charger communication protocol detection device |
| CN109116132A (en) * | 2018-06-15 | 2019-01-01 | 国网电动汽车服务有限公司 | A kind of charging equipment remote detecting system and its detection method |
| CN109212355A (en) * | 2018-09-29 | 2019-01-15 | 汽-大众汽车有限公司 | A kind of charging pile simulator |
| CN109164330A (en) * | 2018-10-24 | 2019-01-08 | 特瓦特能源科技有限公司 | Charging platform test device and charging platform test macro |
| CN112014673B (en) * | 2020-08-31 | 2023-10-20 | 广东电网有限责任公司广州供电局 | DC charging pile detection equipment and method |
| CN112014673A (en) * | 2020-08-31 | 2020-12-01 | 广东电网有限责任公司广州供电局 | Direct current charging pile detection device and method |
| CN112744110A (en) * | 2021-02-25 | 2021-05-04 | 开迈斯新能源科技有限公司 | Self-checking method and device of split type direct current charging pile |
| CN113253698A (en) * | 2021-03-01 | 2021-08-13 | 东软睿驰汽车技术（沈阳）有限公司 | Detection device and electric automobile |
| CN114296431A (en) * | 2021-12-27 | 2022-04-08 | 度普(苏州)新能源科技有限公司 | Direct current fills test system and direct current of electric pile system of filling of electric pile |
| CN114296431B (en) * | 2021-12-27 | 2024-05-10 | 度普(苏州)新能源科技有限公司 | Test system of direct current fills electric pile and direct current fills electric pile system |
| CN117067976A (en) * | 2023-05-23 | 2023-11-17 | 小米汽车科技有限公司 | Charging control method and device, charging pile and vehicle |
| CN117067976B (en) * | 2023-05-23 | 2024-04-30 | 小米汽车科技有限公司 | Charging control method and device, charging pile and vehicle |
| CN117991028A (en) * | 2024-04-02 | 2024-05-07 | 深圳市赛特新能科技有限公司 | Non-invasive charging pile detection platform, method and storage medium |
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Application publication date: 20180515 |