WO2020143390A1 - Système et procédé de poussée bidirectionnelle dynamique d'énergie sans fil pour véhicule à tout (v2x) d'une automobile électrique - Google Patents

Système et procédé de poussée bidirectionnelle dynamique d'énergie sans fil pour véhicule à tout (v2x) d'une automobile électrique Download PDF

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Publication number
WO2020143390A1
WO2020143390A1 PCT/CN2019/124948 CN2019124948W WO2020143390A1 WO 2020143390 A1 WO2020143390 A1 WO 2020143390A1 CN 2019124948 W CN2019124948 W CN 2019124948W WO 2020143390 A1 WO2020143390 A1 WO 2020143390A1
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Prior art keywords
energy
vehicle
information
end device
receiving end
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PCT/CN2019/124948
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English (en)
Chinese (zh)
Inventor
姜振宇
易忠林
袁瑞铭
刘科学
谭志强
赵思翔
巨汉基
王亚超
钟侃
丁恒春
刘影
李文文
庞富宽
郭皎
韩迪
王晨
Original Assignee
国网冀北电力有限公司计量中心
国网冀北电力有限公司电力科学研究院
国家电网有限公司
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Publication of WO2020143390A1 publication Critical patent/WO2020143390A1/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
    • B60L53/10—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
    • B60L53/12—Inductive energy transfer
    • 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
    • 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

  • This application relates to the technical field of electric vehicle charging, for example, to a vehicle-to-everything (V2X) dynamic wireless energy bidirectional push system and method for electric vehicle vehicles.
  • V2X vehicle-to-everything
  • Electric vehicles are the future development direction of the automobile industry and one of the key strategic industries in my country.
  • electric vehicles can be charged wirelessly by laying a power grid.
  • Wireless energy transmission technology is one of the relatively new types of electric energy transmission technology. It can achieve effective transmission of energy through air and other media, avoiding direct physical connection of cable lines. Relying on induction, magnetic coupling resonance, microwave and other technologies can achieve a transmission distance of several Centimeter to several meters, the transmission power is several watts to tens of kilowatts, which can fully meet the needs of charging and discharging power and distance of electric vehicles. It also has flexible power supply methods, green and environmental protection, no contact sparks, and no manual plugging and unplugging operations during charging. , A series of advantages such as no mechanism wear.
  • the charging method in the related art is a static charging method, that is, the electric vehicle is charged unidirectionally by the power grid.
  • large-scale electric vehicles are a group of mobile terminals with both "source” and “charge”. How to make full use of the mobile energy storage characteristics of this group, establish a good interaction mechanism with the power grid, and reduce centralized charging
  • the impact and impact of the power grid is one of the urgent problems to be solved.
  • the embodiments of the present application provide an electric vehicle V2X dynamic wireless energy two-way push system and method, which solves the problem of energy interaction between the power grid and the electric vehicle in the related art.
  • an embodiment of the present application provides a two-way dynamic wireless energy push method for electric vehicles V2X, including:
  • the on-vehicle energy receiving end device is located on the electric vehicle; the first control command is used to control the road surface energy transmitting end device to supply energy to the on-vehicle energy receiving end device, and the second control command is used To control the energy replenishment of the road surface energy transmitting end device by the vehicle-mounted energy receiving end device.
  • an embodiment of the present application provides a monitoring system, including: a ground control module and a remote transmission module;
  • the ground control module is configured to: obtain first energy information and first position information of the road surface energy transmitting end device of the charging section, obtain second energy information and second position information of the vehicle energy receiving end device located on the charging section, according to The first energy information and the second energy information determine the energy interaction mode of the road energy transmitting end device and the vehicle-mounted energy receiving end device;
  • the remote transmission module is configured to: send a first control instruction to the road surface energy transmitting device according to the energy interaction mode and the first position information, or according to the energy interaction mode and the second position information Send a second control command to the onboard energy receiving device;
  • the on-vehicle energy receiving end device is located on the electric vehicle; the first control command is used to control the road surface energy transmitting end device to supply energy to the on-vehicle energy receiving end device, and the second control command is used To control the energy replenishment of the road surface energy transmitting end device by the vehicle-mounted energy receiving end device.
  • an embodiment of the present application provides a computer device, including a memory, a processor, and a computer program stored on the memory and executable on the processor.
  • the processor implements the computer program to implement the above The electric vehicle V2X dynamic wireless energy bidirectional pushing method applied to the monitoring system side.
  • an embodiment of the present application provides a computer-readable storage medium, where the computer-readable storage medium stores a computer program, and when the computer program is executed by a processor, the foregoing application to the monitoring system side is implemented Computer program for electric vehicle V2X dynamic wireless energy two-way push method.
  • an embodiment of the present application provides an electric vehicle V2X dynamic wireless energy two-way push method, including: sending first energy information and first location information to a monitoring system;
  • an embodiment of the present application provides a pavement energy transmitting end device, including:
  • the information sending module is set to send the first energy information and the first position information to the monitoring system
  • the control instruction receiving module is configured to receive the first control instruction sent by the monitoring system according to the first position information, wherein the first control instruction is determined by the monitoring system according to the first energy information and the second energy information, and the second energy The information is provided by the on-board energy receiving device located on the charging section;
  • the energy supply control module is configured to supply energy to the on-vehicle energy receiving end device according to the first control instruction; or, to receive energy supply from the on-vehicle energy receiving end device according to the second control instruction, wherein, The second control instruction is determined by the monitoring system according to the first energy information and the second energy information.
  • an embodiment of the present application provides a computer device, including a memory, a processor, and a computer program stored on the memory and executable on the processor.
  • the processor implements the computer program to implement the above The electric vehicle V2X dynamic wireless energy two-way pushing method applied to the side of the road energy transmitting end device.
  • an embodiment of the present application provides a computer-readable storage medium that stores a computer program, and when the computer program is executed by a processor, the above-described application to the road energy transmitting side device side is implemented
  • the computer program of the electric car V2X dynamic wireless energy two-way push method is implemented.
  • an embodiment of the present application provides a two-way dynamic wireless energy push method for electric vehicles V2X, including:
  • receiving energy replenishment provided by the road surface energy transmitting end device uploading the first position information according to a first control instruction, wherein the first control instruction is determined by the monitoring system according to the first energy information and the second energy information .
  • the embodiment of the present application provides a vehicle-mounted energy receiving end device, including:
  • the information sending module is set to send the second energy information and the second position information to the monitoring system
  • the control instruction receiving module is configured to receive the second control instruction sent by the monitoring system according to the second position information, wherein the second control instruction is determined by the monitoring system according to the first energy information and the second energy information, the first energy information is Provided by the road surface energy emitting device of the charging section;
  • An energy replenishment control module configured to perform energy replenishment on the road surface energy transmitting end device according to the second control instruction; or, the road surface energy transmitting end device receiving the uploaded first position information is provided according to the first control instruction
  • the first control command is determined by the monitoring system according to the first energy information and the second energy information.
  • an embodiment of the present application provides a computer device, including a memory, a processor, and a computer program stored on the memory and executable on the processor.
  • the processor implements the computer program to implement the above The electric vehicle V2X dynamic wireless energy bidirectional pushing method applied to the side of the vehicle energy receiving end device.
  • an embodiment of the present application provides a computer-readable storage medium that stores a computer program, and when the computer program is executed by a processor, the above-described application to the vehicle energy receiving device side is realized
  • the computer program of the electric car V2X dynamic wireless energy two-way push method is realized.
  • an embodiment of the present application provides a two-way dynamic wireless energy push method for electric vehicles V2X, including:
  • the monitoring system obtains the first energy information and the first position information of the road surface energy transmitting end device of the charging section, and obtains the second energy information and the second position information of the vehicle energy receiving end device located on the charging section; according to the first energy information And the second energy information to determine the energy interaction mode of the road energy transmitting end device and the vehicle-mounted energy receiving end device; according to the energy interaction mode and the first position information to the road energy transmitting end device A first control instruction, or, according to the energy interaction mode and the second position information, send a second control instruction to the on-vehicle energy receiving end device;
  • the road surface energy transmitting end device performs energy supply to the vehicle-mounted energy receiving end device according to the first control instruction; or, the vehicle road energy receiving end device performs energy replenishment to the road surface energy transmitting end device according to the second control instruction;
  • the vehicle-mounted energy receiving end device is located on the electric vehicle.
  • an electric vehicle V2X dynamic wireless energy bidirectional push system including:
  • an embodiment of the present application further provides a computer device, including a memory, a processor, and a computer program stored on the memory and executable on the processor, which is implemented when the processor executes the computer program.
  • an embodiment of the present application further provides a computer-readable storage medium that stores a computer program, and when the computer program is executed by a processor, the foregoing application to the electric vehicle V2X dynamic wireless
  • the computer program of the electric vehicle V2X dynamic wireless energy two-way pushing method of the energy two-way pushing system is provided.
  • FIG. 1 is a structural block diagram of an electric vehicle V2X dynamic wireless energy bidirectional push system provided by an embodiment of the present application
  • FIG. 2 is a flowchart of a first method for two-way dynamic energy push of an electric vehicle V2X provided by an embodiment of the present application (in terms of a monitoring system);
  • FIG. 3 is a flowchart of a second method for two-way dynamic wireless energy push of an electric vehicle V2X provided by an embodiment of the present application (in terms of a monitoring system);
  • FIG. 4 is a flow chart of a third method of two-way dynamic wireless energy push of an electric vehicle V2X provided by an embodiment of the present application (in terms of a monitoring system);
  • FIG. 5 is a structural block diagram of a monitoring system provided by an embodiment of the present application.
  • FIG. 6 is a flow chart of a first method for two-way dynamic wireless energy push of an electric vehicle V2X provided by an embodiment of the present application (in terms of road energy transmitting device);
  • FIG. 7 is a flow chart of a second method for two-way dynamic wireless energy push of an electric vehicle V2X provided by an embodiment of the present application (in terms of road energy transmitting device);
  • FIG. 8 is a structural block diagram of a road surface energy transmitting end device provided by an embodiment of the present application.
  • FIG. 9 is a structural block diagram of an energy replenishment control module in a road surface energy transmitting end device provided by an embodiment of the present application.
  • FIG. 10 is a flow chart of a first method for two-way dynamic wireless energy push of an electric vehicle V2X provided by an embodiment of the present application (in terms of on-vehicle energy receiving device);
  • FIG. 11 is a flow chart of a second method for two-way dynamic wireless energy push of an electric vehicle V2X provided by an embodiment of the present application (in terms of an on-vehicle energy receiving device);
  • FIG. 12 is a flowchart of a third electric vehicle V2X dynamic wireless energy two-way push method provided by an embodiment of the present application (in terms of on-vehicle energy receiving device);
  • FIG. 13 is a structural block diagram of an on-vehicle energy receiving device provided by an embodiment of the present application.
  • FIG. 14 is a structural block diagram of an energy supply control module in an on-vehicle energy receiving end device provided by an embodiment of the present application;
  • FIG. 15 is a flowchart of a first two-way dynamic wireless energy push method for an electric vehicle V2X provided by an embodiment of the present application (in terms of the entire large system);
  • 16 is a flow chart of a second method for two-way dynamic wireless energy push of an electric vehicle V2X provided by an embodiment of the present application (in terms of the entire large system);
  • FIG. 17 is a flowchart of a third electric vehicle V2X dynamic wireless energy two-way push method provided by an embodiment of the present application (in terms of the entire large system);
  • FIG. 18 is a schematic diagram of a long rail type electric vehicle V2X dynamic wireless energy two-way push system provided by an embodiment of the present application;
  • FIG. 19 is a schematic diagram of a short rail type electric vehicle V2X dynamic wireless energy bidirectional push system provided by an embodiment of the present application.
  • an electric vehicle V2X dynamic wireless energy bidirectional push system is provided. As shown in FIG. 1, the system includes: a monitoring system, a road energy transmitting end device, and an on-vehicle energy receiving end device; wherein, the The on-vehicle energy receiving device is located on the electric vehicle.
  • FIG. 2 is a flowchart of the first two-way dynamic wireless energy push method for an electric vehicle V2X provided by an embodiment of the present application (in terms of a monitoring system). As shown in FIG. 2, the method includes:
  • Step 201 Obtain first energy information and first position information of the road surface energy transmitting end device of the charging road section;
  • Step 202 Obtain second energy information and second position information of the vehicle-mounted energy receiving end device located on the charging section;
  • Step 203 Determine the energy interaction mode of the road energy transmitting end device and the on-vehicle energy receiving end device according to the first energy information and the second energy information;
  • Step 204 Send a first control instruction to the road surface energy transmitting end device according to the energy interaction mode and the first position information, or, according to the energy interaction mode and the second position information, send a vehicle control energy receiving end
  • the device sends a second control instruction; wherein, the first control instruction and the second control instruction may include the set transmission energy value.
  • the first control instruction is used to control the energy replenishment of the on-vehicle energy receiving end device by the road surface energy transmitting end device
  • the second control instruction is used to control the The road surface energy transmitting end device performs energy replenishment
  • the first energy information and the first position information of the road surface energy transmitting end device of the charging road section and the second energy information and the second energy information of the on-vehicle energy receiving terminal device located on the charging road section are obtained through the monitoring system Position information, and then determine the energy interaction mode of the road surface energy transmitting device and the vehicle energy receiving device according to the first energy information and the second energy information, and then to the road surface energy transmitting device and the vehicle according to the energy interaction method and the respective position information
  • the energy receiving end device sends corresponding control instructions, and the road energy transmitting end device and the on-vehicle energy receiving end device can realize energy interaction between the two according to the corresponding control instructions.
  • the present application realizes energy interaction between the road energy transmitting end device and the vehicle-mounted energy receiving end device.
  • the first energy information and the second energy information may be current and/or voltage information.
  • determining the energy interaction mode of the road surface energy transmitting end device and the vehicle-mounted energy receiving end device according to the first energy information and the second energy information may include:
  • the device is charged, and at this time, the energy interaction between the road energy transmitter and the vehicle energy receiver is the road energy transmitter that charges the vehicle energy receiver; when the first energy information is less than the second energy information, and the first energy The information is less than the set corresponding ratio, and the second energy information is greater than the set corresponding ratio, indicating that the vehicle energy receiving device has more energy, and the road energy transmitting device has insufficient energy (that is, the distribution network capacity is insufficient).
  • the device is charged.
  • the energy interaction mode of the road surface energy transmitting terminal device and the vehicle-mounted energy receiving terminal device is that the vehicle energy receiving terminal device charges the road surface energy transmitting terminal device.
  • the vehicle when the first energy information is greater than the second energy information, the remaining battery capacity (State) of the vehicle in the charging area is less than 20%, and the first energy information is greater than 80%, the vehicle sends an emergency charging demand signal , You can supply energy to the vehicles in the charging area through the power grid.
  • V2G vehicle-to-grid
  • V-G vehicle-to-grid
  • the total power demand of the vehicle exceeds the capacity of the distribution network or the grid power is not very rich at this moment.
  • the electric car on the rail (either in the driving state or in Is in a stopped state) priority is given to vehicles in an effective charging section or the same distribution network section, and the vehicle-to-vehicle (V2V) priority is used to internally balance energy, and then combined with the total power gap and distribution network capacity, etc.
  • V2V vehicle-to-vehicle
  • FIG. 3 is a flowchart of a second method for dynamic wireless energy two-way push of an electric vehicle V2X provided by an embodiment of the present application (in terms of a monitoring system). As shown in FIG. 3, the method includes:
  • Step 301 Obtain the first energy information and the first position information of the road surface energy transmitting end device of the charging road section;
  • Step 302 When there are multiple on-board energy receiving end devices located on the charging road section, obtain second energy information corresponding to the multiple on-vehicle energy receiving end devices and second position information corresponding to the respective;
  • Step 303 Add the multiple second energy information to obtain the total energy demand of the vehicle;
  • Step 304 Compare the total energy demand of the vehicle with the first energy information, and when the total energy demand of the vehicle is less than the first energy information (that is, the distribution network capacity is sufficient), determine that there are many An on-board energy receiving device to supply energy;
  • Step 305 Send a first control instruction to the road energy transmitting device according to the first position information
  • the first control instruction is used to control the road surface energy transmitting end device to perform energy supply to a plurality of vehicle-mounted energy receiving end devices.
  • FIG. 4 is a flowchart of a third method of dynamic wireless energy two-way push for an electric vehicle V2X provided by an embodiment of the present application (in terms of a monitoring system). As shown in FIG. 4, the method includes:
  • Step 304 When the total energy demand of the vehicle is greater than the first energy information, compare the plurality of second energy information with the first preset ratio and the second preset ratio respectively. Second energy information of a first preset ratio, and there is still second energy information greater than the second preset ratio in the plurality of second energy information, it is determined that energy complementation is performed among multiple on-vehicle energy receiving end devices; wherein , The second preset ratio is greater than the first preset ratio;
  • Step 305 Send an energy receiving instruction to the vehicle energy receiving device whose second energy information is less than the first preset ratio according to the second position information corresponding to the plurality of vehicle energy receiving devices, respectively according to the plurality of vehicle energy receiving devices
  • the second position information sends an energy sending instruction to the on-vehicle energy receiving end device whose second energy information is greater than the second preset ratio
  • the energy sending instruction is used to control the vehicle energy receiving end device with the second energy information greater than the second preset ratio to pass the road surface energy emitting end device to the second energy information less than the first preset ratio
  • the on-board energy receiving device performs energy supply
  • the energy receiving instruction is used to control the vehicle-mounted energy receiving end device whose second energy information is less than the first preset ratio to receive energy replenishment.
  • the vehicle when the SOC of a vehicle in the charging area is less than 20%, the vehicle sends an emergency charging demand signal, and priority is given to supplementing V2V electric energy by a vehicle with an SOC greater than 80% in the charging area.
  • the internal coordination of energy between the electric vehicles in the charging area cannot be completed, it is considered to supply energy to the vehicles in the charging area through the power grid.
  • the power demand is generated on the grid side, it is considered that a vehicle with an SOC greater than 80% in the charging area performs V2G energy feedback on the grid side.
  • an embodiment of the present application also provides a monitoring system, as described in the following embodiments. Since the principle of the monitoring system to solve the problem is similar to that of the electric vehicle V2X dynamic wireless energy two-way push method, the implementation of the monitoring system can be referred to the implementation of the electric vehicle V2X dynamic wireless energy two-way push method.
  • FIG. 5 is a structural block diagram of a monitoring system provided by an embodiment of the present application. As shown in FIG. 5, the monitoring system includes a ground control module and a remote transmission module;
  • the ground control module is configured to: obtain first energy information and first position information of the road surface energy transmitting end device of the charging section, obtain second energy information and second position information of the vehicle energy receiving end device located on the charging section, according to The first energy information and the second energy information determine the energy interaction mode of the road energy transmitting end device and the vehicle-mounted energy receiving end device;
  • the remote transmission module is configured to: send a first control instruction to the road surface energy transmitting device according to the energy interaction mode and the first position information, or according to the energy interaction mode and the second position information Send a second control command to the onboard energy receiving device;
  • the on-vehicle energy receiving end device is located on the electric vehicle; the first control command is used to control the road surface energy transmitting end device to supply energy to the on-vehicle energy receiving end device, and the second control command is used To control the energy replenishment of the road surface energy transmitting end device by the vehicle-mounted energy receiving end device.
  • the ground control module is configured to: obtain second energy information corresponding to a plurality of on-vehicle energy receiving end devices and second position information corresponding to the respective; add the plurality of second energy information to obtain the total energy demand of the vehicle, and Comparing the total energy demand of the vehicle with the first energy information, and when the total energy demand of the vehicle is less than the first energy information, it is determined that the road surface energy transmitting end device supplies energy to a plurality of on-vehicle energy receiving end devices;
  • the remote transmission module is configured to: send a first control instruction to the road surface energy transmitter device according to the first position information;
  • the first control instruction is used to control the road surface energy transmitting end device to perform energy supply to a plurality of vehicle-mounted energy receiving end devices.
  • the ground control module is further configured to: when the total energy demand of the vehicle is greater than the first energy information, separate the plurality of second energy information with the first preset ratio and the second preset ratio, respectively For comparison, when there is second energy information smaller than the first preset ratio in the plurality of second energy information, and there is still second energy information larger than the second preset ratio in the plurality of second energy information, it is determined that Complementary energy supply between the on-vehicle energy receiving devices; wherein the second preset ratio is greater than the first preset ratio;
  • the remote transmission module is further configured to send an energy receiving instruction to an on-vehicle energy receiving end device whose second energy information is less than a first preset ratio according to second position information corresponding to a plurality of on-vehicle energy receiving end devices respectively,
  • the second position information corresponding to the energy receiving end device respectively sends an energy sending instruction to the vehicle energy receiving end device whose second energy information is greater than the second preset ratio;
  • the energy sending instruction is used to control the vehicle energy receiving end device with the second energy information greater than the second preset ratio to pass the road surface energy emitting end device to the second energy information less than the first preset ratio
  • the on-board energy receiving device performs energy supply
  • the energy receiving instruction is used to control the vehicle-mounted energy receiving end device whose second energy information is less than the first preset ratio to receive energy replenishment.
  • the remote transmission module performs information transmission with the road surface energy transmitting end device in a wireless manner, and performs information transmission with a vehicle-mounted energy receiving device in a wired manner.
  • An embodiment of the present application also provides a computer device, including a memory, a processor, and a computer program stored on the memory and executable on the processor.
  • the processor executes the computer program, the electric vehicle V2X described above is implemented.
  • Dynamic wireless energy two-way push method (monitoring system).
  • Embodiments of the present application also provide a computer-readable storage medium that stores a computer program that executes the above-mentioned electric vehicle V2X dynamic wireless energy two-way push method (monitoring system aspect).
  • FIG. 6 is a flowchart of the first two-way dynamic wireless energy push method for electric vehicles V2X provided by the embodiment of the present application (in terms of road energy transmitting device). As shown in FIG. 6, the method includes:
  • Step 601 Send the first energy information and the first position information to the monitoring system
  • Step 602 Receive a first control instruction sent by the monitoring system according to the first position information, where the first control instruction is determined by the monitoring system according to the first energy information and the second energy information, and the second energy information is determined by the location Provided by the on-vehicle energy receiving device of the charging section;
  • Step 603 Perform energy replenishment on the vehicle-mounted energy receiving end device according to the first control instruction
  • the method includes:
  • Step 701 Send the first energy information and the first location information to the monitoring system
  • Step 702 Receive energy replenishment provided by the on-vehicle energy receiving end device according to a second control instruction, where the second control instruction is determined by the monitoring system according to the first energy information and the second energy information, and the second energy information It is provided by the on-vehicle energy receiving device located on the charging section.
  • an embodiment of the present application further provides a pavement energy emitting end device, as described in the following embodiments. Since the principle of the road energy transmitting device to solve the problem is similar to the electric vehicle V2X dynamic wireless energy two-way push method, the implementation of the road energy transmitting device can refer to the implementation of the electric vehicle V2X dynamic wireless energy two-way pushing method. .
  • FIG. 8 is a structural block diagram of a road surface energy transmitting end device provided by an embodiment of the present application. As shown in FIG. 8, the road surface energy transmitting end device includes:
  • the information sending module is set to send the first energy information and the first position information to the monitoring system
  • the control instruction receiving module is configured to receive the first control instruction sent by the monitoring system according to the first position information, wherein the first control instruction is determined by the monitoring system according to the first energy information and the second energy information, and the second energy The information is provided by the on-board energy receiving device located on the charging section;
  • the energy supply control module is configured to supply energy to the on-vehicle energy receiving end device according to the first control instruction; or, to receive energy supply from the on-vehicle energy receiving end device according to the second control instruction, wherein, The second control instruction is determined by the monitoring system according to the first energy information and the second energy information.
  • the energy replenishment control module includes a grid AC bus, a rectifier device, and a high-frequency inverter device. Power control module, energy transmitting coil switching control module and road surface energy transmitting coil;
  • the rectifier device is configured to: rectify the power frequency AC power on the AC bus side of the power grid;
  • the high-frequency inverter device is configured to invert the rectified power frequency AC power and convert it into high-frequency AC power;
  • the power control module is configured to automatically adjust the power of the high-frequency alternating current according to the first control instruction
  • the energy transmitting coil is configured to provide high-frequency alternating current to the on-vehicle energy receiving end device according to the adjusted power.
  • the road surface energy transmitting coil is laid under the road surface in an array manner to form an energy transmitting guide rail of the dynamic wireless charging section of the electric vehicle, and the energy transmitting coil is a segmented transmitting device.
  • the road surface energy transmitting coil may be a long rail type energy transmitting coil, which can simultaneously accommodate multiple electric vehicles to stay in the charging range of the rail.
  • the road surface energy transmitting coil may also be a short rail type energy transmitting coil, which can only accommodate one electric vehicle at a time to stay in the charging range of the rail for wireless transmission of energy.
  • the energy transmitting coil switching module is set to: perform on-off control of the road surface energy transmitting coil laid in the form of an array, so as to realize regional excitation of the dynamic wireless charging process of the electric vehicle. Because the energy transmitting coil is a segmented transmitting device, the segmented energy transmitting coils are not all turned on when the vehicle is traveling. The vehicle travels to the position corresponding to the energy transmitting coil, and only the energy transmitting coil corresponding to the location is turned on.
  • An embodiment of the present application also provides a computer device, including a memory, a processor, and a computer program stored on the memory and executable on the processor.
  • the processor executes the computer program, the electric vehicle V2X described above is implemented.
  • Dynamic wireless energy two-way push method (pavement energy transmitter device).
  • Embodiments of the present application also provide a computer-readable storage medium that stores a computer program that executes the above-mentioned electric vehicle V2X dynamic wireless energy bidirectional push method (road energy transmitting device).
  • FIG. 10 is a flowchart of a first method for two-way dynamic energy push of an electric vehicle V2X provided by an embodiment of the present application (in terms of on-vehicle energy receiving device). As shown in FIG. 10, the method includes:
  • Step 1001 Send second energy information and second location information to the monitoring system
  • Step 1002 Receive a second control command sent by the monitoring system according to the second location information, where the second control command is determined by the monitoring system according to the first energy information and the second energy information, and the first energy information is determined by the charging section Provided by the road surface energy transmitting device;
  • Step 1003 Perform energy replenishment on the road surface energy transmitting device according to the second control instruction.
  • the method includes:
  • Step 1101 Send second energy information and second location information to the monitoring system
  • Step 1102 Receive energy replenishment provided by the road surface energy transmitting end device that uploads the first position information according to a first control instruction, where the first control instruction is determined by the monitoring system based on the first energy information and the second energy information Yes, the first energy information is provided by the pavement energy transmitter on the charging section.
  • FIG. 12 is a flowchart of a first two-way dynamic wireless energy push method for an electric vehicle V2X provided by an embodiment of the present application (in terms of on-vehicle energy receiving device). As shown in FIG. 12, the method includes:
  • Step 1201 When there are multiple on-board energy receiving end devices located on the charging section, send second energy information corresponding to the multiple on-board energy receiving end devices and second position information corresponding to the monitoring system, respectively;
  • Step 1202 Receive an energy sending instruction and an energy receiving instruction sent by the monitoring system according to second position information corresponding to multiple on-vehicle energy receiving end devices, respectively;
  • Step 1203 Complete the energy supply operation according to the energy sending instruction and the energy receiving instruction
  • the energy sending instruction and the energy receiving instruction are determined by the monitoring system according to the second energy information and the first preset ratio and the second preset ratio respectively corresponding to a plurality of on-vehicle energy receiving end devices, wherein the second preset ratio Greater than the first preset ratio; the energy sending instruction is used to control the vehicle energy receiving end device with the second energy information greater than the second preset ratio to pass the road surface energy transmitting end device to the second energy information less than the first preset ratio A set ratio of on-board energy receiving end devices performs energy replenishment; the energy receiving instruction is used to control the on-board energy receiving end device whose second energy information is less than the first preset ratio to receive energy replenishment.
  • an embodiment of the present application also provides an on-vehicle energy receiving end device, as described in the following embodiment. Since the principle of the vehicle energy receiving device to solve the problem is similar to that of the electric vehicle V2X dynamic wireless energy two-way push method, the implementation of the vehicle energy receiving device can be referred to the implementation of the electric vehicle V2X dynamic wireless energy two-way pushing method. .
  • FIG. 13 is a structural block diagram of an on-vehicle energy receiving device according to an embodiment of the present application. As shown in FIG. 13, the on-vehicle energy receiving device includes:
  • the information sending module is set to send the second energy information and the second position information to the monitoring system
  • the control instruction receiving module is configured to receive the second control instruction sent by the monitoring system according to the second position information, wherein the second control instruction is determined by the monitoring system according to the first energy information and the second energy information, the first energy information is Provided by the road surface energy emitting device of the charging section;
  • An energy replenishment control module configured to replenish the road surface energy transmitting end device according to the second control instruction; or, the road surface energy transmitting end device receiving the uploaded first position information is provided according to the first control instruction Wherein the first control command is determined by the monitoring system according to the first energy information and the second energy information.
  • the information sending module is set to:
  • the control instruction receiving module is also set to:
  • the energy supply control module is also set to:
  • the energy sending instruction and the energy receiving instruction are determined by the monitoring system according to the second energy information and the first preset ratio and the second preset ratio respectively corresponding to a plurality of on-vehicle energy receiving end devices, wherein the second preset ratio Greater than the first preset ratio; the energy sending instruction is used to control the vehicle energy receiving end device with the second energy information greater than the second preset ratio to pass the road surface energy transmitting end device to the second energy information less than the first preset ratio A set ratio of on-board energy receiving end devices performs energy replenishment; the energy receiving instruction is used to control the on-board energy receiving end device whose second energy information is less than the first preset ratio to receive energy replenishment.
  • the energy supply control module may include an on-board energy receiving coil and an on-board battery load.
  • the energy receiving coil is installed on the chassis of the electric vehicle, and the on-vehicle energy receiving coil receives the high-frequency alternating current provided by the road surface energy transmitting device through magnetic coupling resonance;
  • the vehicle-mounted energy receiving coil is set to receive high-frequency alternating current provided by the device for transmitting energy on the road surface;
  • the on-vehicle battery load is configured to use the high-frequency alternating current to provide energy for an electric vehicle.
  • the on-vehicle energy receiving end device may further include a rectification and power adjustment device;
  • the rectifier power regulation device is configured to convert the received high-frequency alternating current into a form of electrical energy for charging the vehicle battery.
  • An embodiment of the present application also provides a computer device, including a memory, a processor, and a computer program stored on the memory and executable on the processor.
  • the processor executes the computer program, the electric vehicle V2X described above is implemented.
  • Dynamic wireless energy two-way push method vehicle energy receiving end device aspect.
  • Embodiments of the present application also provide a computer-readable storage medium that stores a computer program that executes the above-mentioned electric vehicle V2X dynamic wireless energy bidirectional push method (on-vehicle energy receiving device).
  • this paper proposes a two-way dynamic wireless energy push method for electric vehicles V2X, as shown in Figure 15, the method includes:
  • Step 1501 The monitoring system obtains the first energy information and the first position information of the road surface energy transmitting end device on the charging road section, and obtains the second energy information and the second position information of the vehicle energy receiving end device on the charging road section; Determine the energy interaction mode of the road energy transmitting end device and the on-vehicle energy receiving end device according to the first energy information and the second energy information; according to the energy interaction mode and the first position information The road surface energy transmitting end device sends a first control instruction, or, according to the energy interaction mode and the second position information, sends a second control instruction to the on-vehicle energy receiving end device;
  • Step 1502 The road energy transmitting device performs energy supply to the vehicle-mounted energy receiving device according to the first control instruction; or, the vehicle energy receiving device performs the road energy transmitting device according to the second control instruction Energy supply
  • the vehicle-mounted energy receiving end device is located on the electric vehicle.
  • FIG. 16 is a flowchart of a second method for dynamic wireless energy two-way push of an electric vehicle V2X provided by an embodiment of the present application (in terms of the entire large system). As shown in FIG. 16, when there are many on-vehicle energy receiving end devices located on a charging section Hours:
  • Step 1601 The monitoring system obtains second energy information and corresponding second position information respectively corresponding to a plurality of on-vehicle energy receiving end devices, and adds the second energy information respectively corresponding to the plurality of on-vehicle energy receiving end devices to obtain a vehicle total Demand energy, comparing the total energy demand of the vehicle with the first energy information, when the total energy demand of the vehicle is less than the first energy information, it is determined that the road surface energy transmitting end device performs multiple vehicle energy receiving end devices Energy replenishment, sending a first control instruction to the road surface energy transmitting end device according to the first position information;
  • Step 1602 The road surface energy transmitting end device performs energy replenishment on a plurality of on-vehicle energy receiving end devices according to the first control instruction;
  • Step 1603 Multiple on-vehicle energy receiving end devices receive energy supply.
  • FIG. 17 is a flowchart of a third electric vehicle V2X dynamic wireless energy two-way push method provided by an embodiment of the present application (in terms of the entire large system). As shown in FIG. 17, the method includes:
  • Step 1701 When the total energy demand of the vehicle is greater than the first energy information, the monitoring system compares the plurality of second energy information with the first preset ratio and the second preset ratio respectively. There is second energy information smaller than the first preset ratio, and there is also second energy information larger than the second preset ratio among the plurality of second energy information, it is determined that energy complementation is performed among the multiple on-vehicle energy receiving end devices ; Wherein the second preset ratio is greater than the first preset ratio; according to the second position information corresponding to each of the multiple on-vehicle energy receiving end devices, the energy is sent to the on-vehicle energy receiving end device having the second energy information less than the first preset ratio An instruction to send an energy sending instruction to an onboard energy receiving end device whose second energy information is greater than a second preset ratio according to second position information corresponding to multiple onboard energy receiving end devices respectively;
  • Step 1702 The on-vehicle energy receiving device with the second energy information greater than the second preset ratio responds to the on-vehicle energy receiving device with the second energy information less than the first preset ratio according to the energy transmission instruction to the road energy transmitting device Perform energy supply;
  • Step 1703 The on-vehicle energy receiving end device whose second energy information is less than the first preset ratio receives energy replenishment according to the energy receiving instruction.
  • the multiple electric vehicles implement the vehicle-to-vehicle Energy interaction:
  • the vehicle energy receiving end device with the second energy information greater than a second preset ratio responds to the second energy information less than the first preset ratio through the road surface energy transmitting coil in the road surface energy transmitting end device according to the energy sending instruction
  • the on-vehicle energy receiving end device performs energy replenishment; the on-vehicle energy receiving end device where the second energy information is less than the first preset ratio receives energy replenishment according to the energy receiving instruction. That is to realize the vehicle-vehicle (Vehicle-Vehicle, V-V) energy interaction, as shown in FIG. 18.
  • the multiple electric vehicles realize the energy interaction between the vehicles as follows :
  • the vehicle energy receiving end device with the second energy information greater than the second preset ratio passes the power grid AC bus in the road surface energy transmitting end device to the vehicle with the second energy information less than the first preset ratio according to the energy sending instruction
  • the energy receiving end device performs energy replenishment; the vehicle energy receiving end device with the second energy information less than the first preset ratio receives energy replenishment according to the energy receiving instruction, that is, through the vehicle-road grid (road rail distribution network level)-
  • the form of car realizes the bidirectional interaction of car-car energy, as shown in Figure 18.
  • each electric vehicle can simultaneously interact with the grid through the two-way wireless feed of energy between the on-board coil and the road energy transmitting coil to realize the two-way flow of V2G energy, as shown in FIG. 18.
  • the road surface energy transmitting coil is a short rail type energy transmitting coil
  • multiple electric vehicles implement vehicle-to-vehicle energy interaction as follows:
  • the vehicle energy receiving end device with the second energy information greater than the second preset ratio passes the power grid AC bus in the road surface energy transmitting end device to the vehicle with the second energy information less than the first preset ratio according to the energy sending instruction
  • the energy receiving end device performs energy replenishment; the vehicle energy receiving end device whose second energy information is less than the first preset ratio receives energy replenishment according to the energy receiving instruction. That is to say, the energy interaction between V2G realizes the bidirectional wireless feed of energy through the vehicle-mounted coil and the road surface energy transmission coil, and the vehicle-vehicle interaction can only be carried out in the form of a vehicle-road grid (pavement rail distribution network level)-vehicle, As shown in Figure 19.
  • An embodiment of the present application also provides a computer device, including a memory, a processor, and a computer program stored on the memory and executable on the processor.
  • the processor executes the computer program, the electric vehicle V2X described above is implemented. Dynamic wireless energy two-way push method (for the entire large system).
  • An embodiment of the present application also provides a computer-readable storage medium that stores a computer program that executes the above-described electric vehicle V2X dynamic wireless energy bidirectional push method (in terms of the entire large system).
  • the electric vehicle V2X dynamic wireless energy two-way push system and method proposed in this application can obtain the following effects:
  • This application is conducive to alleviating the impact of dynamic wireless charging of electric vehicles on the grid, and at the same time increasing the access to emergency energy for electric vehicles in an emergency state.
  • the vehicle-net Supply Combined with information such as the total power gap and distribution network capacity, the vehicle-net Supply. It promotes the two-way interaction of energy and information between electric vehicles and the power grid, and provides a new solution to the energy interaction between electric vehicles and the power grid.
  • the embodiments of the present application may be provided as methods, systems, or computer program products. Therefore, the present application may take the form of an entirely hardware embodiment, an entirely software embodiment, or an embodiment combining software and hardware. Moreover, this application may use one or more computer-usable storage media (including random access memory (Random Access Memory, RAM), read-only memory (ROM), ROM), magnetic disk contained in one or more computer usable program codes
  • RAM random access memory
  • ROM read-only memory
  • ROM read-only memory
  • magnetic disk contained in one or more computer usable program codes
  • These computer program instructions may also be stored in a computer readable memory that can guide a computer or other programmable data processing device to work in a specific manner, so that the instructions stored in the computer readable memory produce an article of manufacture including an instruction device, the instructions
  • the device implements the functions specified in one block or multiple blocks of the flowchart one flow or multiple flows and/or block diagrams.
  • These computer program instructions can also be loaded onto a computer or other programmable data processing device, so that a series of operating steps are performed on the computer or other programmable device to generate computer-implemented processing, which is executed on the computer or other programmable device
  • the instructions provide steps for implementing the functions specified in one block or multiple blocks of the flowchart one flow or multiple flows and/or block diagrams.

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

Abstract

La présente invention concerne un système et un procédé de poussée bidirectionnelle dynamique d'énergie sans fil pour véhicule à tout (V2X) d'une automobile électrique. Ledit procédé comprend les étapes suivantes : par un système de surveillance, acquérir des premières informations d'énergie et des premières informations de position concernant un dispositif d'extrémité de transmission d'énergie de surface de route, et des secondes informations d'énergie et des secondes informations de position concernant un dispositif d'extrémité de réception d'énergie monté sur véhicule ; déterminer, en fonction des premières informations d'énergie et des secondes informations d'énergie, un mode d'échange d'énergie entre le dispositif d'extrémité de transmission d'énergie de surface de route et le dispositif d'extrémité de réception d'énergie monté sur véhicule ; envoyer, selon le mode d'échange d'énergie et les premières informations de position, une instruction de commande au dispositif d'extrémité de transmission d'énergie de surface de route, ou envoyer, en fonction du mode d'échange d'énergie et des secondes informations de position, une instruction de commande au dispositif d'extrémité de réception d'énergie monté sur véhicule ; le dispositif d'extrémité de transmission d'énergie de surface de route fournissant, conformément à l'instruction de commande, de l'énergie au dispositif d'extrémité de réception d'énergie monté sur véhicule ; et le dispositif d'extrémité de réception d'énergie monté sur véhicule fournit, selon l'instruction de commande, de l'énergie au dispositif d'extrémité de transmission d'énergie de surface de route. La présente invention facilite l'échange bidirectionnel d'énergie et d'informations entre une automobile électrique et le réseau électrique.
PCT/CN2019/124948 2019-01-10 2019-12-12 Système et procédé de poussée bidirectionnelle dynamique d'énergie sans fil pour véhicule à tout (v2x) d'une automobile électrique WO2020143390A1 (fr)

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