WO2019042113A1 - Installation de charge électrique et procédé et dispositif de charge guidée par un port de charge - Google Patents

Installation de charge électrique et procédé et dispositif de charge guidée par un port de charge Download PDF

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Publication number
WO2019042113A1
WO2019042113A1 PCT/CN2018/100033 CN2018100033W WO2019042113A1 WO 2019042113 A1 WO2019042113 A1 WO 2019042113A1 CN 2018100033 W CN2018100033 W CN 2018100033W WO 2019042113 A1 WO2019042113 A1 WO 2019042113A1
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WO
WIPO (PCT)
Prior art keywords
charging
vehicle
replacing
module
facility
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PCT/CN2018/100033
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English (en)
Chinese (zh)
Inventor
马骏
Original Assignee
上海蔚来汽车有限公司
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Application filed by 上海蔚来汽车有限公司 filed Critical 上海蔚来汽车有限公司
Publication of WO2019042113A1 publication Critical patent/WO2019042113A1/fr

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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
    • B60L53/35—Means for automatic or assisted adjustment of the relative position of charging devices and 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
    • B60L53/35—Means for automatic or assisted adjustment of the relative position of charging devices and vehicles
    • B60L53/36—Means for automatic or assisted adjustment of the relative position of charging devices and vehicles by positioning the vehicle
    • 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
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02T90/10—Technologies relating to charging of electric vehicles
    • Y02T90/16—Information or communication technologies improving the operation of electric vehicles

Definitions

  • the invention relates to the field of charging and replacing technology, in particular to a charging and replacing device and a charging port guiding charging and replacing method and device.
  • the positions of the charging ports of existing electric vehicles are often different. Some models are at the rear, some models are in the front, and some models are in the middle of the hood.
  • the position of the charging and replacing facilities is usually fixed, so it often appears like charging. The gun is pulled for a long time to complete the charging situation, and the user experience is poor.
  • electric vehicles generally support AC slow charging, DC fast charging two charging methods, the location of the charging port is also different, and some electric vehicles also support the power exchange mode, and currently can not solve the different charging port adaptation corresponding charging and discharging The program of the facility.
  • the object of the present invention is to provide a charging and replacing facility and a charging port guiding charging and replacing method and device, which can solve the inaccurate charging distance between different models and charging and replacing facilities such as fixed charging piles, and the charging line is pulled too long. Poor user experience.
  • the invention provides a charging and replacing facility and a charging port guiding charging and replacing method, comprising:
  • the warehousing posture of the vehicle and the location of the warehousing are adjusted.
  • the detecting the vehicle warehousing action comprises:
  • the VCU initiates a request to detect the vehicle warehousing action or initiates a request to detect the vehicle warehousing action by the charging and replacing facility.
  • the establishing a communication connection between the electric vehicle and the charging and replacing facility includes:
  • a communication connection request is initiated by the electric vehicle end or a communication connection request is initiated by the charging and replacing facility.
  • the communication connection manner includes but is not limited to Wifi, Bluetooth BT, Zigbee, NFC, and RFID.
  • the communication connection mode is Wifi.
  • the startup distance measurement transmitter includes:
  • the distance measuring transmitter is disposed on the charging gun or the power changing component, and the distance measuring receiver is disposed on the charging port of the electric vehicle or the battery to be replaced.
  • the startup distance measurement transmitter includes:
  • the distance measuring transmitter is disposed on the charging port of the electric vehicle, and the distance measuring receiver is disposed on the charging and replacing device.
  • the starting condition of the distance measuring transmitter is:
  • the vehicle warehousing action is detected and the communication connection between the electric vehicle and the charging and replacing facility is completed.
  • the ranging method of the distance measuring transmitter and the distance measuring receiver is ultrasonic ranging or radar ranging.
  • the adjusting the warehousing posture and the warehousing position of the vehicle according to the distance information obtained by the distance measuring receiver includes:
  • the warehousing posture of the vehicle and the final warehousing position are adjusted.
  • the method further includes:
  • the charging and replacing power authentication process is initiated and the authentication is passed.
  • the method further includes:
  • the electric vehicle that passes the authentication is charged and replaced.
  • the invention also provides a charging and replacing facility and a charging port guiding charging and replacing device, comprising:
  • a detection module for detecting a vehicle warehousing action
  • a communication module for establishing a communication connection between the electric vehicle and the charging and replacing facility
  • a distance measuring module for obtaining distance information between the electric vehicle and the charging and replacing facility
  • the driving assistance module is configured to assist the vehicle to adjust the storage posture and the location of the storage according to the acquired distance information.
  • the communication module is a Wifi module.
  • the distance measuring module is an ultrasonic ranging module or a radar ranging module.
  • the distance measuring module includes a distance measuring transmitting module and a distance measuring receiving module; wherein when the distance measuring transmitting module is disposed on the charging gun or the power changing component, the distance measuring receiving module is configured to be charged in the electric vehicle Or replaced by a battery;
  • the distance measurement transmitting module is disposed in a charging port of the electric vehicle, and the distance measuring receiving module is disposed on the charging and replacing device.
  • the driving assistance module is further configured to:
  • the auxiliary vehicle adjusts the storage posture and the location of the storage based on the obtained charging cable length information and the distance information obtained by the distance measuring module.
  • the device further includes:
  • the authentication module is configured to determine whether the electric vehicle is a legal vehicle corresponding to the charging and replacing facility before, at the same time as, or after establishing the communication connection between the electric vehicle and the charging and replacing facility, and if so, initiating the charging and replacing power authentication process and authenticating by.
  • the device further includes:
  • the second authentication module is configured to perform secondary authentication and authentication through the power line carrier after the charging gun is inserted into the charging port.
  • the advantages and effects of the invention through the charging and replacing facilities and the charging port guiding charging and replacing method and device, solve the estimation of the charging distance between different models and charging and replacing facilities such as fixed charging piles, the charging line is pulled
  • the problem of poor user experience in long or trailers provides an adaptive guided charging solution with good user experience. At the same time, it can improve the current mismatch between the position of the pile and the car charging port, and solve different charging ports and different types of charging.
  • the adaptation process can be intelligently determined without user confirmation.
  • FIG. 1 is a flow chart of a charging and replacing facility and a charging port guiding charging and replacing method of the present invention
  • FIG. 2 is a schematic view showing an embodiment of a vehicle end device in a charging and replacing facility and a charging port guiding charging and replacing method according to the present invention
  • FIG. 3 is a schematic diagram of an embodiment of an embodiment of applying a charging and replacing facility of the present invention and a charging port to guide a charging and discharging method to guide parking;
  • FIG. 4 is a structural block diagram of a charging and replacing facility and a charging port guiding charging and replacing device according to the present invention.
  • the embodiment provides a charging and replacing facility and a charging port guiding charging and replacing method, including:
  • step S1 the VCU (Vehicle Control Unit) detects the vehicle warehousing action.
  • the vehicle warehousing action is also possible to initiate detection from the charging and discharging facility, such as relying on a vision system.
  • the normal warehousing is the R gear (parking gear) storage, but the warehousing action applicable to this scheme may also be the forward D gear warehousing, then it is not only the vehicle gear transmitted to the VCU side.
  • the bit information can also be combined with camera image capture information, such as observing whether there is a parking line; or combined with garage system information, such as entering a corresponding intelligent hardware device in a garage or garage location of a car network system.
  • the vehicle storage operation may be automatic driving into the warehouse, or the in-vehicle system may guide the driver to perform manual storage.
  • step S2 a communication connection between the electric vehicle and the charging and replacing facility is established.
  • the communication connection is mainly used for data interaction between electric vehicles and charging piles, such as transmission charging pile type information, charging pile position information, charging pile availability information, charging pile performance parameter information, etc. Or transmit information about the electric vehicle (such as distance, authentication handshake information, etc.) to the pile end.
  • the communication connection may be initiated by the electric vehicle end or by the charging pile end; the communication connection manner includes but is not limited to: Wifi, Bluetooth BT, Zigbee, NFC, RFID, etc.
  • the Wifi mode is preferably used to facilitate subsequent startup. right.
  • the distance measuring transmitter is activated.
  • the distance measuring transmitter can be disposed on the electric vehicle or on the charging pile; when configured on the electric vehicle, it is preferably disposed in the charging port position, and at this time, the corresponding distance measuring receiver is disposed on the charging pile;
  • the distance measuring transmitter is disposed on the charging and discharging device, it is preferably disposed on the charging gun/replacement unit. At this time, the distance measuring receiver is disposed on the charging port/replaced battery of the electric vehicle.
  • Step S4 adjusting the warehousing posture of the vehicle and the final warehousing position according to the distance information obtained by the distance measuring receiver. Specifically, according to the distance obtained by the distance measuring device, and the type of adaptation of the charging port and the charging and replacing device, the storage posture at any angle such as forward storage, reverse storage or oblique storage is performed, but it is necessary to ensure at the same time. The vehicle is finally parked in a reasonably compliant storage location, which can be determined by the vehicle's entire camera.
  • the distance measuring device may be an ultrasonic distance measuring device, or may be a laser, an infrared, a radar, a GPS, etc., and different ranging methods, the ranging process is slightly different, which is a prior art content, and is not described in this embodiment.
  • This solution is preferably an ultrasonic ranging or radar ranging method.
  • the length of the charging cable should also be added, that is, the final storage location is the distance between the charging port and the charging facility to ensure that the cable has the shortest pulling length.
  • step S2 establishes the communication connection before/simultaneously/after determining that the electric vehicle is a legal vehicle corresponding to the charging and replacing facility, if the conclusion is yes, the charging and replacing power authentication process is started and the authentication is passed.
  • the distance measuring device may be restarted after the vehicle warehousing action is detected and the vehicle establishes a communication connection with the charging and discharging facility.
  • the specific authentication judgment process may be a built-in key data comparison, such as an electric car frame number (VIN code), an engine number (motor number), a battery number, a preset, and stored in an electric car.
  • VIN code electric car frame number
  • engine number motor number
  • battery number a preset
  • Dedicated identification code or other number that can identify the identity of the electric car, etc.
  • the judgment subject can be a pile, or a cloud.
  • a secondary authentication mechanism may be added, because there is a process of reversing, in the process of the above authentication passing to the vehicle completely stopped, and the user pulling the gun to charge, may be due to the authentication protection time ( If no charging automatically returns to the initial state within 3 minutes, then after the charging gun is inserted into the EV charging port, the second authentication can be confirmed by the power line carrier method, and the charging is started.
  • step S4 the electric vehicle that has passed the authentication (verified as a legitimate vehicle) is charged and replaced, and at this time, the pile is authorized to charge the EV.
  • the method interacts with the electric vehicle through the charging and replacing facilities, and when the parking and storage needs to be charged and replaced, the nearest distance between the charging pile and the target charging port is calculated in real time, thereby guiding the vehicle to park in the parking space of the closest distance or
  • the position inside the parking space, and the charging line length in the charging and replacing facilities are incorporated into the calculation process, which solves the problem that the charging distance between different models and charging and replacing facilities such as fixed charging piles is not accurate, and the charging line is pulled too long or on the trailer.
  • the problem of poor user experience The problem that the current charging pile does not match the position of the charging port of the vehicle is improved, and an adaptive guided charging solution with good user experience is provided.
  • the adaptation process can be intelligently determined without user confirmation.
  • the present invention integrates the authentication mechanism in the communication process itself, and needs to be swiped, brushed, irised, etc., or use a mobile APP, or a better traditional physical lock and physical key, to be more intelligent than traditional charging pile authentication. The user experience is better.
  • the direction of the front of the vehicle is upwards in Fig. 2, the left side of the car is close to the front of the car, the AC slow charging port, and the right side is close to the front of the car, which is a DC fast charging port; in addition, the car is equipped with a distance.
  • a measuring device (not shown in the figure, this example is a transmitting device, disposed on the charging port side); and a number of cameras (not shown) to assist in determining whether a parking space is parked.
  • FIG. 3 is a schematic diagram of an embodiment of the present invention, and the overall description of the vehicle end device of FIG. 1 and FIG. 2 is as follows:
  • the distance information is determined. It is assumed that the AC charging is selected in this example. Since the AC charging port is close to the front position on the left side of the vehicle body, the system feeds back according to the distance information and adds the length information of the AC charging pile cable. Automatically calculate the storage position and reasonable compliant storage location: In this embodiment, the front end of the vehicle can be selected to enter the G1 position, or reversely parked into the G2 position. Because the charging port is located close to the front side of the vehicle, it is forwarded into the G1 position. Is the best choice (from the most recent choice).
  • the library method is not limited to reversing or forward driving, but also lateral driving (the garage needs to be large enough).
  • the present invention does not specify the specific method for calculating the distance between the charging pile and the charging port of the vehicle.
  • the prior art is focused on the distance, legal garage position, charging pile and charging port type. System determination process.
  • the gun is inserted into the corresponding charging port to start charging, and no need to swipe or re-verify to complete the entire process.
  • the embodiment further provides a charging and replacing facility and a charging port guiding charging and replacing device, including:
  • the detecting module 10 is configured to detect a vehicle warehousing action.
  • the detection module 10 can be built in the VCU (Vehicle Control Unit). It should be understood that the normal storage is the R block (parking file) storage, but the storage operation applicable to this solution may also be Is the forward D block into the library, then the transmission to the VCU side is not only the vehicle gear information, but also the camera image capture information, such as whether there is a parking line; or combined with the garage system information, such as entering a certain car network A corresponding smart hardware device in the system garage or garage location. Moreover, the vehicle storage operation may be automatic driving into the warehouse, or the in-vehicle system may guide the driver to perform manual storage.
  • VCU Vehicle Control Unit
  • the communication module 20 is configured to establish a communication connection between the electric vehicle and the charging and replacing facility.
  • the communication module 20 is mainly used for data interaction between the electric vehicle and the charging pile, such as transmitting charging pile type information, charging pile position information, charging pile availability information, charging pile performance parameter information, etc. Or transmit information about the electric vehicle (such as distance, authentication handshake information, etc.) to the pile end.
  • the communication connection may be initiated by the electric vehicle end (establishing a connection request), or may be initiated by the charging pile end (establishing a connection request); the communication connection manner includes but is not limited to: Wifi, Bluetooth BT, Zigbee, NFC, RFID, etc.
  • the middle communication module 20 preferably uses a Wifi module to facilitate subsequent activation of authentication.
  • the distance measuring module 30 is configured to obtain distance information between the electric vehicle and the charging and replacing facility.
  • the distance measuring module 30 can adopt an ultrasonic ranging module, and can also adopt a laser, an infrared, a radar, a GPS module, etc., and different ranging methods have a slightly different ranging process. This is a prior art content, and is not described in this embodiment.
  • the solution is preferably an ultrasonic ranging module or a radar ranging module.
  • the driving assistance module 40 is configured to assist the vehicle to adjust the warehousing posture and the final warehousing position according to the acquired distance information. Specifically, according to the distance obtained by the distance measuring device, and the type of adaptation of the charging port and the charging and replacing device, the storage posture at any angle such as forward storage, reverse storage or oblique storage is performed, but it is necessary to ensure at the same time. The vehicle is finally parked in a reasonably compliant storage location, which can be determined by the vehicle's entire camera.
  • the distance measuring module 30 includes a distance measuring transmitting module and a distance measuring receiving module.
  • the distance measuring transmitting module is disposed on the charging gun or the power changing component
  • the distance measuring receiving module is disposed in the charging port of the electric vehicle or is replaced. On the battery;
  • the distance measurement transmitting module is disposed in a charging port of the electric vehicle, and the distance measuring receiving module is disposed on the charging and replacing device.
  • driver assistance module is further used to:
  • the auxiliary vehicle Based on the obtained charging cable length information and the distance information obtained by the distance measuring module, the auxiliary vehicle adjusts the inbound posture and the final storage position. That is, in the calculation factor of the distance measurement, the length of the charging cable is added. At this time, the final storage position is the distance between the charging port and the charging facility to ensure that the cable pulling length is the shortest.
  • the device further includes:
  • the authentication module is configured to determine whether the electric vehicle is a legal vehicle corresponding to the charging and replacing facility before, at the same time as, or after establishing the communication connection between the electric vehicle and the charging and replacing facility, and if so, initiating the charging and replacing power authentication process and authenticating by.
  • the device may further include a secondary authentication module. Because there is a process of reversing, in the process of the above authentication passing to the car completely stopped, the user may exceed the authentication protection time during the process of charging the gun (for example, no charging automatically returns to the initial state within 3 minutes). Then, after the charging gun is inserted into the EV charging port, the secondary authentication module can perform secondary authentication confirmation through the power line carrier mode, and then initiate charging, thereby further improving the security of authentication.
  • the device realizes the interaction between the charging and replacing facilities and the electric vehicle.
  • the nearest distance between the charging pile and the target charging port is calculated in real time, thereby guiding the vehicle to the nearest distance.
  • the position of the parking space or the parking space, and the charging line length in the charging and replacing facilities are incorporated into the calculation process, which solves the problem that the charging distance between different models and charging and replacing facilities such as fixed charging piles is not accurate, and the charging line is pulled too long. Or the problem of poor user experience on the trailer.
  • the problem that the current charging pile does not match the position of the charging port of the vehicle is improved, and an adaptive guiding charging solution with good user experience is provided.
  • the adaptation process can be intelligently determined without user confirmation.
  • the present invention integrates the authentication mechanism in the communication process itself, and needs to be swiped, brushed, irised, etc., or use a mobile APP, or a better traditional physical lock and physical key, to be more intelligent than traditional charging pile authentication. The user experience is better.

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)

Abstract

L'invention concerne une installation de charge électrique et un procédé et un dispositif de charge guidée par un port de charge consistant : à détecter un véhicule entrant dans un garage; établir une connexion de communication entre le véhicule et l'installation de charge; mesurer une distance entre le véhicule et l'installation de charge, régler la position du véhicule à mesure qu'il entre dans le garage selon les informations de distance. L'invention concerne également un support de stockage lisible pour le stockage d'instructions informatiques et l'exécution des instructions informatiques réalisant le procédé de chargement guidé par le port de charge.
PCT/CN2018/100033 2017-08-31 2018-08-10 Installation de charge électrique et procédé et dispositif de charge guidée par un port de charge WO2019042113A1 (fr)

Applications Claiming Priority (2)

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CN201710783942.5 2017-08-31
CN201710783942.5A CN107499166B (zh) 2017-08-31 2017-08-31 充换电设施与充电口引导充换电方法及装置

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WO2019042113A1 true WO2019042113A1 (fr) 2019-03-07

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CN109703405A (zh) * 2018-12-25 2019-05-03 江苏万帮德和新能源科技股份有限公司 一种用于充电桩的无感充电方法
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CN111885565A (zh) * 2020-07-02 2020-11-03 深圳市骑换科技有限公司 一种多通信方式的充换电柜控制系统
CN111845427B (zh) * 2020-07-07 2022-05-06 北京国网普瑞特高压输电技术有限公司 一种电动汽车直流充放电控制系统及控制方法
CN114261305B (zh) * 2022-01-14 2024-05-24 上海西井科技股份有限公司 充换电对位方法、装置、系统、设备、存储介质

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