CN111055713A - Intelligent interconnection and mutual control system for charging bow of electric automobile - Google Patents
Intelligent interconnection and mutual control system for charging bow of electric automobile Download PDFInfo
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- CN111055713A CN111055713A CN201911338268.5A CN201911338268A CN111055713A CN 111055713 A CN111055713 A CN 111055713A CN 201911338268 A CN201911338268 A CN 201911338268A CN 111055713 A CN111055713 A CN 111055713A
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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
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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
- B60L53/10—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles characterised by the energy transfer between the charging station and the vehicle
- B60L53/14—Conductive energy transfer
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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
- B60L53/10—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles characterised by the energy transfer between the charging station and the vehicle
- B60L53/14—Conductive energy transfer
- B60L53/16—Connectors, e.g. plugs or sockets, specially adapted for charging electric vehicles
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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
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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
- B60L53/305—Communication interfaces
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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
- B60L53/36—Means for automatic or assisted adjustment of the relative position of charging devices and vehicles by positioning the vehicle
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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
- B60L53/60—Monitoring or controlling charging stations
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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
- B60L53/60—Monitoring or controlling charging stations
- B60L53/66—Data transfer between charging stations and vehicles
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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
- 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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- 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
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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
- 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
Abstract
The invention discloses an intelligent interconnection and mutual control system for a charging bow of an electric automobile, which comprises a charging pile end control system and a vehicle end control system, wherein the charging pile end control system comprises a charging pile control unit, a motor mechanical self-locking/limiting driving control unit, a pile end wireless communication unit, a charging bow and a vehicle alignment control unit; the vehicle-end control system comprises a vehicle ECU control unit, a vehicle-mounted control screen system and a pantograph vehicle-mounted control unit, wherein the vehicle ECU control unit, the vehicle-mounted control screen system and the pantograph vehicle-mounted control unit are in electric signal connection; the pantograph vehicle-mounted control unit is also respectively connected with the vehicle-end wireless communication unit and the pantograph electric signal; the invention ensures the quick charging of the electric automobile, improves the safety of the charging operation and the reliability of the system operation, reduces the complicated manual plugging and unplugging operation of the charging gun, increases the accuracy of the vehicle on-position parking, and has good social benefit and economic benefit.
Description
Technical Field
The invention belongs to the technical field of charging of new energy electric vehicles, and particularly relates to an intelligent interconnection and mutual control system for a charging bow of an electric vehicle.
Background
At present the tradition fills electric pile and needs the manual plugging rifle that charges, it is loaded down with trivial details, charging current is little, charge time is long, and to direct current heavy current quick charge, it is inconvenient that charging cable overweight removes, also can not guarantee in the aspect of the security, consequently, a use pantograph charging technology has appeared in the market, but the interconnection of present pantograph, control and detection technology are still not ripe, it is impaired often to appear in the use that the allies oneself a stake dislocation pantograph, the pantograph strikes sparks when pressure is not enough to charge, no close vehicle detects, the driver counterpoint difficulty, the bow that charges can't defrost the scheduling problem by oneself, in order to alleviate this difficult problem, save more manpowers, bring more facilities for electric automobile charges, improve the stability and the security of system, this scheme provides an electric automobile bow intelligent interconnection mutual control system that charges. The technical scheme can solve the following problems:
1. the bidirectional ultrasonic ranging technology is used for detecting vehicles and detecting the real-time position of a charging bow, and the problem of mutual control and dislocation of the vehicles and piles is solved.
2. The laser detection and ground parking spot lamp control technology is used for assisting a driver to finish accurate alignment of the vehicle.
3. And by using two-way wireless communication, system control interconnection and mutual control and charging communication interconnection independence are realized.
4. And the proximity detection and the return force elastic piece are used for detecting the pressure, so that the constant pressure of the charging bow is realized.
5. And a direct-current servo motor is used for mechanical self-locking, so that zero current locking of the charging pantograph and the pantograph is realized.
6. The intelligent interconnection and mutual control system of the electric automobile charging bow can enable unmanned vehicles to finish automatic charging.
Disclosure of Invention
The invention aims to provide an intelligent interconnection and mutual control system for a charging bow of an electric vehicle, which aims to solve the problems of the background art.
In order to achieve the purpose, the specific technical scheme of the intelligent interconnection and mutual control system of the electric vehicle charging bow is as follows:
an intelligent interconnection and mutual control system for a charging bow of an electric automobile comprises a charging pile end control system and a vehicle end control system, wherein the charging pile end control system comprises a charging pile control unit, a motor mechanical self-locking/limiting driving control unit, a pile end wireless communication unit, a charging bow and a vehicle alignment control unit;
the pile end wireless communication unit is in electric signal connection with the charging pile control unit and is used for being interconnected with a vehicle end control system;
the motor mechanical self-locking/limiting driving control unit and the charging bow are in electric signal connection with the charging pile control unit, and after the charging bow receives a signal sent by the vehicle end control system, the charging pile control unit drives the motor mechanical self-locking/limiting driving control unit to complete bow reduction operation; the charging pile control unit transmits the pantograph information to a vehicle end control system;
the vehicle alignment control unit is in electric signal connection with the charging pile control unit, and alignment between the vehicle and the charging pile is completed through matching with the vehicle end control system;
the vehicle-end control system comprises a vehicle ECU control unit, a vehicle-mounted control screen system and a pantograph vehicle-mounted control unit, wherein the vehicle ECU control unit, the vehicle-mounted control screen system and the pantograph vehicle-mounted control unit are in electric signal connection; the pantograph vehicle-mounted control unit is also respectively connected with the vehicle-end wireless communication unit and the pantograph electric signal;
the vehicle-end wireless communication unit is used for carrying out signal interconnection with the pile-end wireless communication unit, and the vehicle ECU control unit is used for finishing the alignment of the vehicle and the charging pile with the vehicle alignment control unit;
the pantograph, the pantograph vehicle-mounted control unit, the vehicle-mounted control screen system and the vehicle ECU control unit are in electric signal connection, the vehicle-mounted control screen system is used for selecting an operation mode, the pantograph vehicle-mounted control unit is used for detecting data connection of the pantograph and a charging pantograph, and a charging request is initiated to the charging pile control unit after connection is completed to complete charging.
Furthermore, the vehicle alignment control unit is a laser detection and ground parking space clearance lamp control unit.
Further, a charging bow controller module is electrically connected between the charging pile control unit and the motor mechanical self-locking/limiting driving control unit and is used for controlling the motor mechanical self-locking/limiting driving control unit to complete retraction of a charging bow, and a signal of the retraction in place is sent to the charging pile control unit and the pantograph vehicle-mounted control unit to finish charging.
Furthermore, a return spring and an approach detection unit are electrically connected between the motor mechanical self-locking/limiting driving control unit and the charging bow, and are used for detecting the pressure between the charging bow and the pantograph to keep the pressure of the charging bow constant.
Furthermore, the charging pile end control system further comprises a charging arch homing detection unit, the charging arch homing detection unit is respectively connected with the charging arch controller module and the charging arch electric signal, and the charging arch homing detection unit is used for detecting whether the charging arch is in homing or not and sending a data signal to the charging arch controller module.
Further, the pile end wireless communication unit comprises a pile end WIFI and a pile end WIFI, the vehicle end wireless communication unit comprises a vehicle end WIFI and a vehicle end WIFI, a BMS battery management system is electrically connected between the vehicle ECU control unit and the vehicle end wireless communication unit, and the pile end WIFI and the vehicle end WIFI are used for sending charging signals to the BMS battery management system; pile end WIFI and car end WIFI are used for respectively sending the charging request data signal with charging bow and pantograph.
Furthermore, the charging bow is provided with a charging bow connection detection unit and a charging bow temperature detection and heating unit, the pantograph is provided with a pantograph connection detection unit and a pantograph temperature detection and heating unit, and the charging bow connection detection unit and the pantograph connection detection unit are used for detecting the connection condition of the charging bow and the pantograph;
the charging bow temperature detection and heating unit and the pantograph temperature detection and heating unit are respectively used for detecting and controlling the surface temperatures of the charging bow and the pantograph.
Furthermore, the charging bow controller module is also electrically connected with a pile end ultrasonic ranging unit, the pantograph vehicle-mounted control unit is electrically connected with a vehicle end ultrasonic ranging unit, and the pile end ultrasonic ranging unit and the vehicle end ultrasonic ranging unit are used for detecting vehicles and detecting the real-time position of the charging bow.
Further, on-vehicle control screen system still electric connection has video assistance-localization real-time unit, and video assistance-localization real-time unit is used for assisting the counterpoint of accomplishing the vehicle and filling electric pile.
Compared with the prior art, the invention has the following beneficial effects:
the invention ensures the quick charging of the electric automobile, improves the safety of the charging operation and the reliability of the system operation, reduces the complicated manual plugging and unplugging operation of the charging gun, increases the accuracy of the vehicle on-position parking, and has good social benefit and economic benefit.
Drawings
Fig. 1 is a schematic structural diagram of a charging pile tip control system according to the present invention;
fig. 2 is a schematic structural diagram of a vehicle-side control system according to the present invention.
The reference numbers in the figures illustrate: 1. a charging pile control unit; 2. the charging bow controller module 3 and the motor mechanical self-locking/limiting driving control unit; 4. a return spring and a proximity detection unit; 5. a stub wireless communication unit; 6. a charging bow; 7. a vehicle-end wireless communication unit; 8. a pantograph; 9. a laser detection and ground parking space outline marker lamp control unit; 10. a charging bow homing detection unit; 11. a pile end ultrasonic ranging unit; 12. a vehicle-end ultrasonic ranging unit; 13. a video auxiliary positioning unit; 14. a pantograph vehicle-mounted control unit; 15. a BMS battery management system; 16. a vehicle-mounted control screen system; 17. a vehicle ECU control unit; 51. stub WIFI 1; 52. stub WIFI 2; 61. a charging bow connection detection unit; 62. a charging bow temperature detecting and heating unit; 71. vehicle-end WIFI 1; 72. vehicle-end WIFI 2; 81. a pantograph connection detection unit; 82. pantograph temperature detecting and heating unit.
Detailed Description
For a better understanding of the objects, structure and function of the invention, reference should be made to the following detailed description taken in conjunction with the accompanying drawings.
As shown in fig. 1 and 2, the invention discloses an intelligent interconnected mutual control system for a charging bow of an electric vehicle, which comprises a charging pile end control system and a vehicle end control system, wherein when a driver drives a vehicle (unmanned) into a card position with charging bow charging, vehicle alignment can be completed by means of a vehicle ECU control unit 17 and a laser detection and ground parking spot lamp control unit 9. When a vehicle passes through, the system laser detection and ground parking spot lamp control unit 9 directly lights the yellow outline marker lamp of the parking spot according to the detected signal, and when the vehicle stops in the allowable range of the charging arch, the outline marker lamp is changed into green, otherwise, the system does not allow charging.
The driver (unmanned vehicle sends a charging instruction by the ECU) selects and operates in the vehicle-mounted control screen system 16 according to the serial number of the charging bow, the system enters the charging process and then the vehicle is in interlocking protection, wireless connection is established between the vehicle-end wireless communication unit 7 and the pile-end wireless communication unit 5, and a charging request is sent to the WIFI2-72 at the vehicle end and the end 8 of the charging bow after the connection is successful. Meanwhile, the charging bow 6 starts to control the motor mechanical self-locking/limiting driving control unit 3 to realize bow drop after obtaining signals through the pile end WIFI2-52 of the pile end wireless communication unit 5, and informs the information to the pantograph vehicle-mounted control unit 14 through the pile end WIFI2-52, the pantograph vehicle-mounted control unit 14 feeds back data detected by the vehicle end ultrasonic ranging unit 12 to the charging bow 6, after the data detected at the two ends are matched, the charging bow continues to descend to the set pressure position of the return force elastic sheet and the proximity detection unit 4, and when the charging bow connection detection unit 61 and the pantograph connection detection unit 81 detect that connection is achieved, a charging request is sent to the charging pile control unit 1.
If the detection data at the two ends are not matched, or the charging bow does not reach the set pressure position, or the connection signal is not detected, the system automatically retracts the charging bow and stops charging, and a charging abnormal message is sent to the vehicle-mounted control unit 14 of the pantograph. After receiving the charging request, the charging pile control unit 1 initiates a charging request to the BMS battery management system 15 through the stub WIFI-51 of the stub wireless communication unit 5 and the car WIFI1-71 of the car wireless communication unit 7, and the system starts to complete a charging process according to a national standard BMS protocol. The charging-pantograph temperature detection and heating unit 62 and the pantograph temperature detection and heating unit 82 are used to detect and control the surface temperatures of the charging pantograph 6 and the pantograph 8, respectively.
When the electric automobile is full, the BMS fails, the charging system fails, the unmanned vehicle sends a stop instruction, and the vehicle-mounted control screen system 16 is manually operated to stop charging, the system firstly stops charging of the charging pile control unit 1, then allows the charging arch controller module 2 to control the motor mechanical self-locking/limiting driving control unit 3 to retract the charging arch 6, and finally sends a signal of retraction in place to the charging pile control unit 1 and the pantograph vehicle-mounted control unit 14 through the charging arch controller module 2 to finish charging.
The charging pile end control system further comprises a charging arch homing detection unit 10, the charging arch homing detection unit 10 is respectively in electric signal connection with the charging arch controller module 2 and the charging arch 6, and the charging arch homing detection unit 10 is used for detecting whether the charging arch 6 is in homing or not and sending a data signal to the charging arch controller module 2.
The scheme detects vehicles and detects the real-time position of a charging bow through a bidirectional ultrasonic ranging technology, and the problem of mutual control and dislocation of interconnection of the vehicles and piles is solved. The technology is completed by a pile-end ultrasonic ranging unit 11, a vehicle-end ultrasonic ranging unit 12, a pile-end wireless communication unit 5, a vehicle-end wireless communication unit 7, a charging pantograph controller module 2 and a pantograph vehicle-mounted control unit 14. The charging bow controller module 2 is further electrically connected with a pile end ultrasonic ranging unit 11, the pantograph vehicle-mounted control unit 14 is electrically connected with a vehicle end ultrasonic ranging unit 12, and the pile end ultrasonic ranging unit 11 and the vehicle end ultrasonic ranging unit 12 are used for detecting a vehicle and detecting the real-time position of the charging bow.
The laser detection and ground parking clearance lamp control technology and the video auxiliary positioning unit 13 assist a driver to finish accurate vehicle alignment. The technology is completed by a laser detection and ground parking spot lamp control unit 9, a video auxiliary positioning unit 13, a charging pantograph controller module 2 and a pantograph vehicle-mounted control unit 14. The video auxiliary positioning unit 13 is used for assisting in completing alignment between the vehicle and the charging pile.
And through two-way wireless communication, system control interconnection and mutual control and charging communication interconnection independence are realized. The technology is jointly completed by a charging pile control unit 1, a charging arch controller module 2, a pile end wireless communication unit 5, a vehicle end wireless communication unit 7, a pantograph vehicle-mounted control unit 14, a BMS battery management system 15, a vehicle-mounted control screen system 16 and a vehicle ECU control unit 17.
The pressure is detected through the approach detection and the return spring plate, and the constant pressure of the charging bow 6 is realized. The technology is completed by the charging pile control unit 1, the charging arch controller module 2, the return force elastic sheet and the approach detection unit 4 together.
Through the mechanical self-locking of the direct current servo motor, zero current locking of the charging pantograph and the pantograph is realized. The technology is completed by a charging pile control unit 1, a charging arch controller module 2, a motor mechanical self-locking/limiting driving control unit 3, a return force elastic sheet and an approach detection unit 4 together.
In order to realize automatic charging of an unmanned vehicle, the technology is jointly completed by a charging pile control unit 1, a charging arch controller module 2, a motor mechanical self-locking/limiting driving control unit 3, a return spring piece and proximity detection unit 4, a pile end wireless communication unit 5, a charging arch 6, a vehicle end wireless communication unit 7, a pantograph 8, a laser detection and ground parking spot lamp control unit 9, a charging arch homing detection unit 10, a pile end ultrasonic distance measurement unit 11, a vehicle end ultrasonic distance measurement unit 12, a video auxiliary positioning unit 13, a pantograph vehicle-mounted control unit 14, a BMS battery management system 15, a vehicle-mounted control screen system 16 and a vehicle ECU control unit 17.
The main part of this scheme can provide a plurality of bow screens that charge, only allows to interconnect mutually with one during the charging, and the person of connecting first is preferred, and the person of connecting later only prompts that the system is busy and is occupying, does not allow the interconnection. The intelligent interconnection and mutual control system for the charging bow of the electric automobile disclosed by the scheme is a set of stable, reliable and safe direct-current quick charging system for the electric automobile formed by combining and coordinating a plurality of units and modules. Each charging device can support the maximum output current 800A after the system is operated. Fill electric pile can be compatible simultaneously and charge bow 6 and the use of traditional rifle that charges according to the dress to can carry out intelligent switching according to the user demand of difference, make these two kinds of modes of charging form complementally. The intelligent interconnection and mutual control system for the charging bow of the electric automobile can achieve the control effect of charging at any time when the electric automobile stops, fills up the industry blank that the automobile can be charged in running, and is compatible with the original charging gun interface for charging.
It is to be understood that the present invention has been described with reference to certain embodiments, and that various changes in the features and embodiments, or equivalent substitutions may be made therein by those skilled in the art without departing from the spirit and scope of the invention. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the invention without departing from the essential scope thereof. Therefore, it is intended that the invention not be limited to the particular embodiment disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.
Claims (9)
1. An intelligent interconnection and mutual control system for a charging bow of an electric automobile is characterized by comprising a charging pile end control system and a vehicle end control system,
the charging pile end control system comprises a charging pile control unit (1), a motor mechanical self-locking/limiting driving control unit (3), a pile end wireless communication unit (5), a charging bow (6) and a vehicle alignment control unit;
the pile end wireless communication unit (5) is in electric signal connection with the charging pile control unit (1) and is used for being interconnected with a vehicle end control system;
the motor mechanical self-locking/limiting driving control unit (3) and the charging bow (6) are in electric signal connection with the charging pile control unit (1), and after the charging bow (6) receives a signal sent by the vehicle end control system, the charging pile control unit (1) drives the motor mechanical self-locking/limiting driving control unit (3) to complete bow reduction operation; the charging pile control unit (1) transmits the pantograph information to the vehicle end control system;
the vehicle alignment control unit is in electric signal connection with the charging pile control unit (1), and alignment between a vehicle and a charging pile is completed through matching with the vehicle end control system;
the vehicle-side control system comprises a vehicle ECU control unit (17), a vehicle-mounted control screen system (16) and a pantograph vehicle-mounted control unit (14), wherein the vehicle ECU control unit (17), the vehicle-mounted control screen system (16) and the pantograph vehicle-mounted control unit (14) are in electric signal connection; the pantograph vehicle-mounted control unit (14) is also respectively connected with a vehicle-end wireless communication unit (7) and a pantograph (8) through electric signals;
the vehicle-end wireless communication unit (7), the pantograph vehicle-mounted control unit (14) and the vehicle ECU control unit (17) are in electric signal connection, the vehicle-end wireless communication unit (7) is used for carrying out signal interconnection with the pile-end wireless communication unit (5), and the vehicle ECU control unit (17) is used for completing vehicle and charging pile alignment with the vehicle alignment control unit;
the pantograph (8), the pantograph vehicle-mounted control unit (14) and the vehicle-mounted control screen system (16) are in electric signal connection with the vehicle ECU control unit (17), the vehicle-mounted control screen system (16) is used for selecting an operation mode, the pantograph vehicle-mounted control unit (14) is used for detecting the pantograph (8) and the charging pantograph (6) in data connection, and after connection is completed, a charging request is initiated to the charging pile control unit (1) to complete charging.
2. The intelligent interconnected mutual control system for the charging bow of the electric vehicle as claimed in claim 1, wherein the vehicle alignment control unit is a laser detection and ground parking position clearance lamp control unit (9).
3. The intelligent interconnected mutual control system for the charging bow of the electric vehicle as claimed in claim 1, wherein a charging bow controller module (2) is further electrically connected between the charging pile control unit (1) and the electromechanical self-locking/limiting drive control unit (3), and the charging bow controller module (2) is used for controlling the electromechanical self-locking/limiting drive control unit (3) to complete retraction of the charging bow (6), and sending a signal of retraction to the charging pile control unit (1) and the pantograph vehicle-mounted control unit (14) to finish charging.
4. The intelligent interconnected mutual control system for the charging bow of the electric vehicle as claimed in claim 3, wherein a return spring and proximity detection unit (4) is further electrically connected between the electromechanical self-locking/limiting driving control unit (3) and the charging bow (6), and the return spring and proximity detection unit (4) is used for detecting the pressure between the charging bow (6) and the pantograph (8) and keeping the charging bow pressure constant.
5. The intelligent interconnected mutual control system for the charging bow of the electric automobile according to claim 3, wherein the charging pile end control system further comprises a charging bow homing detection unit (10), the charging bow homing detection unit (10) is respectively in electrical signal connection with the charging bow controller module (2) and the charging bow (6), and the charging bow homing detection unit (10) is used for detecting whether the charging bow (6) is homed or not and sending a data signal to the charging bow controller module (2).
6. The electric vehicle charging bow intelligent interconnection and mutual control system according to claim 1, wherein the stub wireless communication unit comprises a stub WIFI1(51) and a stub WIFI2(52), the vehicle wireless communication unit comprises a vehicle WIFI1(71) and a vehicle WIFI2(72), and a BMS battery management system (15) is electrically connected between the vehicle ECU control unit (17) and the vehicle wireless communication unit (7), and the stub WIFI1(51) and the vehicle WIFI1(71) are used for sending a charging signal to the BMS battery management system (15); the post-end WIFI2(52) and the vehicle-end WIFI2(72) are respectively used for sending charging data requesting signals with the charging pantograph (6) and the pantograph (8).
7. The intelligent interconnected and mutual control system for the charging bow of the electric automobile according to claim 1, wherein the charging bow (6) is provided with a charging bow connection detection unit (61) and a charging bow temperature detection and heating unit (62), the pantograph (8) is provided with a pantograph connection detection unit (81) and a pantograph temperature detection and heating unit (82), and the charging bow connection detection unit (61) and the pantograph connection detection unit (81) are used for detecting the connection condition of the charging bow (6) and the pantograph (8);
the charging bow temperature detection and heating unit (62) and the pantograph temperature detection and heating unit (82) are respectively used for detecting and controlling the surface temperature of the charging bow (6) and the surface temperature of the pantograph (8).
8. The intelligent interconnected mutual control system for the charging bow of the electric vehicle as claimed in claim 3, wherein the charging bow controller module (2) is further electrically connected with a stub ultrasonic ranging unit (11), the pantograph vehicle-mounted control unit (14) is electrically connected with a vehicle-mounted ultrasonic ranging unit (12), and the stub ultrasonic ranging unit (11) and the vehicle-mounted ultrasonic ranging unit (12) are used for detecting a vehicle and detecting the real-time position of the charging bow.
9. The intelligent interconnected mutual control system for the charging bow of the electric automobile as claimed in claim 1, wherein the vehicle-mounted control screen system (16) is further electrically connected with a video auxiliary positioning unit (13), and the video auxiliary positioning unit (13) is used for assisting in completing alignment between the vehicle and the charging pile.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911338268.5A CN111055713A (en) | 2019-12-23 | 2019-12-23 | Intelligent interconnection and mutual control system for charging bow of electric automobile |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911338268.5A CN111055713A (en) | 2019-12-23 | 2019-12-23 | Intelligent interconnection and mutual control system for charging bow of electric automobile |
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| CN111055713A true CN111055713A (en) | 2020-04-24 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113602109A (en) * | 2021-08-30 | 2021-11-05 | 上海鼎充新能源技术有限公司 | Charging bow vehicle end electrode positioning system and related device and method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113602109A (en) * | 2021-08-30 | 2021-11-05 | 上海鼎充新能源技术有限公司 | Charging bow vehicle end electrode positioning system and related device and method |
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