CN209381812U - Electric vehicle V2X dynamic wireless energy two-way push system - Google Patents

Abstract

The utility model provides a kind of electric car V2X dynamic radio energy bidirectional pushing system, it include: the first energy information and first location information of the road surface energy transmitting end device in monitoring device acquisition charging section, acquisition travels on the second energy information and second location information of the vehicle-mounted energy receiving end device in charging section；First energy information and the second energy information are compared, the first trigger signal or the second trigger signal are generated according to comparison result；The first trigger signal is sent to road surface energy transmitting end device according to first location information, or, the second trigger signal is sent to vehicle-mounted energy receiving end device according to second location information；Road surface energy transmitting end device is triggered to vehicle-mounted energy receiving end device by the first trigger signal and feeds energy；Vehicle-mounted energy receiving end device is triggered to road surface energy transmitting end device by the second trigger signal and feeds energy.The program can solve the energetic interaction problem between power grid and electric car.

Description

Electric vehicle V2X dynamic wireless energy two-way push system

technical field

The utility model relates to the technical field of electric vehicle charging, in particular to a V2X dynamic wireless energy bidirectional push system for electric vehicles.

Background technique

Electric vehicles are the future development direction of the automobile industry and one of the key strategic industries in my country. The existing electric vehicle charging can be wirelessly charged to the electric vehicle through the laid grid. Wireless power transmission technology is one of the relatively new power transmission technologies at present. It can achieve effective energy transmission through air and other media, avoiding the direct physical connection of cables. Relying on induction, magnetic coupling resonance, microwave and other technologies, the transmission distance can be achieved. From a few centimeters to a few 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. At the same time, it also has flexible power supply methods, green environmental protection, no contact sparks, and no manual plugging and unplugging during charging. Operation, no mechanism wear and a series of advantages.

The existing charging method is a static charging method, that is, the electric vehicle is charged unidirectionally by the power grid. For the power grid, large-scale electric vehicles are a group of mobile terminals with both "source" and "charge". The impact and influence of the power grid is one of the problems that must be faced.

Utility model content

The embodiment of the utility model provides a V2X dynamic wireless energy bidirectional push system for an electric vehicle, which solves the problem of energy interaction between the power grid and the electric vehicle.

The electric vehicle V2X dynamic wireless energy two-way push system includes:

A monitoring device, a road surface energy transmitting end device and a vehicle energy receiving end device; wherein, the vehicle energy receiving end device is located on an electric vehicle;

The monitoring device is used to: collect the first energy information and the first position information of the road energy transmitting end device in the charging section, and collect the second energy information and the second location information of the vehicle-mounted energy receiving end device driving in the charging section. position information; compare the first energy information with the second energy information, generate a first trigger signal or a second trigger signal according to the comparison result; send the first trigger signal to The road surface energy transmitter device, or, according to the second position information, sends the second trigger signal to the vehicle energy receiver device;

The road surface energy transmitting end device is used to: be triggered by the first trigger signal to supply energy to the vehicle energy receiving end device;

The on-vehicle energy receiving end device is configured to: be triggered by the second trigger signal to supply energy to the road surface energy transmitting end device.

In the embodiment of the present utility model, the monitoring device collects the first energy information and first position information of the road surface energy transmitting end device of the charging section, and the second energy information and the first position information of the vehicle-mounted energy receiving end device driving on the charging section. The second position information, and then compare the first energy information with the second energy information, generate a corresponding trigger signal according to the comparison result, and send the corresponding trigger signal to the road surface energy transmitting end device or vehicle energy source according to the corresponding position information The receiving end device, the road surface energy transmitting end device and the vehicle energy receiving end device are triggered to supply energy to each other according to the corresponding trigger signal, so that the energy interaction between the two can be realized. Compared with the existing electric vehicle which can only be charged in one direction by the power grid, the utility model realizes the energy interaction between the road surface energy transmitting end device and the vehicle energy receiving end device.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the following will briefly introduce the accompanying drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description These are only some embodiments of the utility model, and those skilled in the art can also obtain other drawings based on these drawings without creative work.

Fig. 1 is a structural block diagram of a V2X dynamic wireless energy bidirectional push system for an electric vehicle provided by an embodiment of the present invention;

Fig. 2 is a structural block diagram 1 of a monitoring device provided by an embodiment of the present invention;

Fig. 3 is a structural block diagram 2 of a monitoring device provided by an embodiment of the present invention;

Fig. 4 is a structural block diagram three of a monitoring device provided by an embodiment of the present invention;

Fig. 5 is a structural block diagram of a vehicle-mounted energy receiving end device provided by an embodiment of the present invention;

Fig. 6 is a structural block diagram of a road surface energy transmitting end device provided by an embodiment of the present invention;

Fig. 7 is a schematic diagram of a V2X dynamic wireless energy two-way push system for a long guide rail electric vehicle provided by an embodiment of the present invention;

Fig. 8 is a schematic diagram of a V2X dynamic wireless energy two-way push system for a short guide rail electric vehicle provided by an embodiment of the present invention.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

In the embodiment of the present invention, a V2X dynamic wireless energy bidirectional push system for electric vehicles is provided. As shown in FIG. The vehicle-mounted energy receiving device is located on the electric vehicle;

The monitoring device is used to: collect the first energy information and the first position information of the road energy transmitting end device in the charging section, and collect the second energy information and the second location information of the vehicle-mounted energy receiving end device driving in the charging section. position information; compare the first energy information with the second energy information, generate a first trigger signal or a second trigger signal according to the comparison result; send the first trigger signal to The road surface energy transmitter device, or, according to the second position information, sends the second trigger signal to the vehicle energy receiver device;

The road surface energy transmitting end device is used to: be triggered by the first trigger signal to supply energy to the vehicle energy receiving end device;

The on-vehicle energy receiving end device is configured to: be triggered by the second trigger signal to supply energy to the road surface energy transmitting end device.

Specifically, the first energy information is compared with the second energy information. When the first energy information is greater than the second energy information, it means that the energy of the road surface energy transmitting end device is large (that is, the capacity of the distribution network is sufficient), and the on-vehicle energy receiving end device Insufficient energy needs to charge the vehicle-mounted energy receiving device. At this time, the energy interaction mode between the road energy transmitting device and the vehicle-mounted energy receiving device is that the road energy transmitting device charges the vehicle-mounted energy receiving device; when the first energy information is less than When the second energy information is displayed, it means that the energy of the on-vehicle energy receiving end device is large, and the energy of the road energy transmitting end device is insufficient (that is, the capacity of the distribution network is insufficient), and the road energy transmitting end device needs to be charged. The energy interaction mode of the energy receiving end device is that the vehicle energy receiving end device charges the road surface energy transmitting end device.

Specifically, when the first energy information is greater than the second energy information, and the SOC (State of Charge, remaining power) of the vehicle in the charging area is less than 20%, and the first energy information is greater than 80%, the above-mentioned vehicle sends an emergency charging demand signal, which can Vehicles in the charging area are supplied with energy through the grid. Similarly, when the power demand is generated on the grid side, it is considered that vehicles with SOC greater than 80% in the charging area perform V2G energy feedback to the grid side.

In the embodiment of the present utility model, in terms of specific function realization, the monitoring device includes an information collection device, a first comparator and a signal sending device, as shown in FIG. 2 ;

The information collection device is used to: collect the first energy information and the first position information of the road surface energy transmitting end device in the charging section, and collect the second energy information and the first location information of the vehicle-mounted energy receiving end device driving on the charging section. 2. location information;

The first comparator is used to: compare the first energy information with the second energy information, and generate a first trigger signal or a second trigger signal according to the comparison result;

The signal sending device is configured to: send the first trigger signal to the road surface energy transmitter device according to the first position information, or send the second trigger signal to the road surface energy transmitter device according to the second position information Vehicle-mounted energy receiving end device.

In the embodiment of the utility model, there is still the following problem in the prior art: that is, when the energy of the power grid is insufficient and a large number of electric vehicles are charged at the same time, it will cause impact and influence on the distribution network or the substation. Based on this problem, the utility model conducts research from the perspective of the total storage capacity of electric vehicles and the distribution network capacity. The user needs are the goal, and combined with the user's wishes, the vehicle-to-vehicle method is given priority, and the vehicle-to-grid method is used for internal balance. The excess power can be fed back to the grid through guidance. The so-called effective charging section or the same distribution network section means that multiple energy transmitting coils or charging sections are powered by a set of power distribution equipment. Such division helps to simplify the analysis of the system.

When the total power is insufficient, it can be divided into two situations. One situation is that the total power demand of the vehicle exceeds the capacity of the distribution network or the power grid power is not very rich at the moment. For vehicles in the same distribution network section, the vehicle-to-vehicle method (i.e., V2V, Vehicle to Vehicle) gives priority to internal energy balance, and then combined with information such as the total power gap and distribution network capacity, the energy efficiency is optimized. In another case, when the total power demand of the vehicle is lower than the capacity of the distribution network or the grid power is very rich at the moment, the electric vehicles on the guide rail are given priority by the vehicle-network method (V2G, Vehicle to Grid) ) for replenishment to meet user needs and optimize energy efficiency, and then complement each other in a vehicle-to-vehicle manner. Through the research, the following specific comprehensive solutions for the energy circulation path of dynamic cluster charging and discharging of electric vehicles are given.

As shown in Figure 3, the information collection device includes multiple;

The plurality of information collection devices are respectively used to collect the second energy information and the corresponding second position information corresponding to the plurality of on-board energy receiving end devices when there are multiple on-board energy receiving end devices driving on the charging road section ;

The monitoring device also includes an accumulator;

The accumulator is used to: add a plurality of second energy information to obtain the total required energy of the vehicle;

The first comparator is also used to: compare the total vehicle energy demand with the first energy information, and generate The third trigger signal; the third trigger signal is used to determine that the road surface energy transmitting end device performs energy supply to a plurality of on-vehicle energy receiving end devices;

The signal sending device is further configured to: send the third trigger signal to the road surface energy transmitter device according to the first position information;

The road surface energy transmitting end device is configured to: be triggered by the third trigger signal to supply energy to a plurality of on-vehicle energy receiving end devices.

As shown in Figure 4, the monitoring device also includes a plurality of second comparators and a plurality of third comparators;

The first comparator is also used to generate a fourth trigger signal when the total energy demand of the vehicle is greater than the first energy information; the fourth trigger signal is used to trigger the plurality of second comparators simultaneously and the plurality of third comparators;

The plurality of second comparators are used to: compare the plurality of second energy information with the first preset information, and generate a first Four trigger signals;

The plurality of third comparators are used to: compare the plurality of second energy information with the second preset information, and generate the first Five trigger signals;

Wherein, the second preset information is greater than the first preset information;

The signal sending device is further configured to: send the fourth trigger signal to the vehicle-mounted energy receiving end device whose second energy information is smaller than the first preset information according to the corresponding second position information; The fifth trigger signal is sent to the vehicle-mounted energy receiver device whose second energy information is greater than the second preset information;

The on-vehicle energy receiving end device whose second energy information is greater than the second preset information is used to: be triggered by the fifth trigger signal to send the vehicle energy information to the vehicle whose second energy information is less than the first preset ratio through the road surface energy transmitting end device The energy receiving end device supplies energy;

The vehicle-mounted energy receiving end device whose second energy information is smaller than the first preset information is configured to: be triggered by the fourth trigger signal to receive energy supply.

Specifically, when the SOC of a vehicle in the charging area is less than 20%, the above-mentioned vehicle sends an emergency charging demand signal, and the vehicle with an SOC greater than 80% in the charging area is given priority for V2V power supplementation. When the internal energy coordination between electric vehicles in the charging area cannot be completed, the energy supply to the vehicles in the charging area through the grid is considered. Similarly, when the power demand is generated on the grid side, it is considered that vehicles with SOC greater than 80% in the charging area perform V2G energy feedback to the grid side.

In an embodiment of the present utility model, the information collection device may include a signal sensor and a position sensor. Wherein, the first energy information and the second energy information may be current or voltage information. The information collection device is a current sensor or a voltage sensor; the position sensor is a GPS sensor.

The signal sending device includes a wireless sending device and a wired sending device; the wireless sending device is used for: performing information transfer with the road surface energy transmitting end device in a wireless manner; the wired sending device is used for: communicating with the road surface energy transmitting end device in a wired way The vehicle-mounted energy receiving device performs information transmission.

In the embodiment of the present invention, in terms of specific function realization, the vehicle-mounted energy receiving end device may include a vehicle-mounted energy receiving coil and a vehicle-mounted battery load, as shown in Figure 5; the vehicle-mounted energy receiving coil is installed in an electric vehicle The chassis, the vehicle-mounted energy receiving coil receives the high-frequency alternating current provided by the road surface energy transmitting end device through magnetic coupling and resonance;

Wherein, the vehicle-mounted energy receiving coil is used for: receiving the high-frequency alternating current provided by the road surface energy transmitting end device;

The on-vehicle battery load is used for: using the high-frequency alternating current to provide energy for the electric vehicle.

As shown in Figure 5, the vehicle-mounted energy receiving end device may also include a rectifying and power adjusting device;

The rectification and power adjustment device is used for: converting the received high-frequency alternating current into the electric energy form used for charging the vehicle battery.

In the embodiment of the utility model, in terms of specific function realization, the road surface energy transmitting end device includes a power grid AC bus, a rectifier device, a high frequency inverter device, a power control module, an energy transmitting coil switching control module and a road surface energy The transmitting coil, as shown in Figure 6;

Wherein, the rectification device is used for: rectifying the power frequency alternating current on the AC bus side of the power grid;

The high-frequency inverter device is used for: inverting the rectified power-frequency alternating current to convert it into high-frequency alternating current;

The power control module is used for: automatically adjusting the power of the high-frequency alternating current;

The energy transmitting coil is used for: providing high-frequency alternating current to the vehicle-mounted energy receiving device according to the regulated power. Wherein, the road surface energy transmitting coils are laid in an array below the road surface to form an energy transmitting guide rail for the dynamic wireless charging section of the electric vehicle, and the energy transmitting coils are segmented transmitting devices. The road surface energy transmitting coil can be a long guide rail type energy transmitting coil, which can accommodate multiple electric vehicles staying within the charging range of the guide rail at the same time. The road surface energy transmitting coil can also be a short guide rail type energy transmitting coil, which can only accommodate one electric vehicle staying within the charging range of the guide rail at a time for energy wireless transmission.

The energy transmitting coil switching module is used for: performing on-off control to the road surface energy transmitting coils laid in an array form, so as to realize the regional excitation of the dynamic wireless charging process of the electric vehicle. Because the energy transmitting coil is a segmented transmitting device, not all the segmented energy transmitting coils are turned on during the driving of the vehicle. When the vehicle travels to the position corresponding to the energy transmitting coil, only the energy transmitting coil corresponding to the position is opened.

In the embodiment of the utility model, when the road surface energy transmitting coil is a long guide rail type energy transmitting coil, and multiple electric vehicles stay within the charging range of the same guide rail at the same time, multiple electric vehicles realize vehicle-to-vehicle The energy interaction between:

The on-vehicle energy receiving end device whose second energy information is greater than the second preset information is triggered by the fifth trigger signal, and transmits the second energy information smaller than the first preset information through the road energy transmitting coil in the road surface energy transmitting end device. The vehicle-mounted energy receiving end device of the set ratio supplies energy; the vehicle-mounted energy receiving end device whose second energy information is less than the first preset information is triggered by the fourth trigger signal to receive energy supply, that is, realizes V-V energy through vehicle-to-vehicle interaction, as shown in Figure 7.

In the embodiment of the present utility model, when the road surface energy transmitting coil is a long guide rail type energy transmitting coil, and multiple electric vehicles stay within the charging range of different guide rails, the multiple electric vehicles realize the vehicle-to-vehicle charging in the following manner: The energy interaction of:

The on-vehicle energy receiving end device whose second energy information is greater than the second preset information is triggered by the fifth trigger signal, and the second energy information is less than the first preset information through the power grid AC bus in the road surface energy transmitting end device. The proportion of on-vehicle energy receiving end devices to supply energy; the on-vehicle energy receiving end devices whose second energy information is less than the first preset information is triggered by the fourth trigger signal to receive energy supply, that is, through the vehicle-road grid (road guide rail distribution Network level)-vehicle form realizes the two-way energy interaction between the vehicle and the vehicle, as shown in Figure 7.

In addition, each electric vehicle can interact with the power grid through the energy bidirectional wireless feed between the vehicle coil and the road energy transmitting coil at the same time, realizing the bidirectional flow of vehicle-to-grid (V2G) energy, as shown in Figure 7.

In the embodiment of the utility model, when the road surface energy transmitting coil is a short guide rail type energy transmitting coil, multiple electric vehicles realize the energy interaction between vehicles in the following manner:

The on-vehicle energy receiving end device whose second energy information is greater than the second preset information is triggered by the fifth trigger signal, and the second energy information is less than the first preset information through the power grid AC bus in the road surface energy transmitting end device. A proportion of on-vehicle energy receiving end devices supply energy; the on-vehicle energy receiving end devices whose second energy information is less than the first preset information are triggered by the fourth trigger signal to receive energy supply. That is, the energy interaction between the vehicle-to-grid (V2G) realizes bidirectional wireless energy feeding through the vehicle-mounted coil and the road energy transmitting coil, while the interaction between the vehicle-to-vehicle can only be through the vehicle-to-road grid (road rail distribution network level)- The form of the car is carried out, as shown in Figure 8.

To sum up, the electric vehicle V2X dynamic wireless energy two-way push system proposed by the utility model can obtain the following beneficial effects:

The monitoring device detects the electric energy demand of the vehicle and the grid side in the charging area, and realizes the energy comprehensive complementarity of the dynamically running electric vehicles through a reasonable charging and discharging strategy. When electric vehicles driving in the charging area generate charging demand, in order to reduce the impact of charging vehicles as loads that obtain a large amount of energy from the grid to the grid, first consider the vehicle-to-vehicle ( V-road-V) energy wireless transmission for internal coordination of the vehicle; when there is a large energy demand on the grid side and the vehicle’s energy in the charging area is sufficient, the electric vehicle, as a flexible mobile energy storage terminal, can The vehicle-to-grid (V2G) energy interaction is realized by reversely transmitting its own energy to the grid side through the road energy transmitting mechanism.

The utility model is conducive to alleviating the impact of dynamic wireless charging of electric vehicles on the power grid, and at the same time increases the way to obtain emergency energy for electric vehicles in an emergency state. way of replenishment. It promotes the two-way interaction of energy and information between electric vehicles and the grid, and provides a new solution for the energy interaction between electric vehicles and the grid.

The above descriptions are only preferred embodiments of the present utility model, and are not intended to limit the present utility model. For those skilled in the art, various modifications and changes may be made to the embodiments of the present utility model. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present utility model shall be included in the protection scope of the present utility model.

Claims (14)

1. An electric vehicle V2X dynamic wireless energy two-way push system, characterized in that it includes: a monitoring device, a road surface energy transmitter device and a vehicle-mounted energy receiver device; wherein, the vehicle-mounted energy receiver device is located on the electric vehicle; The monitoring device is used to: collect the first energy information and the first position information of the road energy transmitting end device in the charging section, and collect the second energy information and the second location information of the vehicle-mounted energy receiving end device driving in the charging section. position information; compare the first energy information with the second energy information, generate a first trigger signal or a second trigger signal according to the comparison result; send the first trigger signal to The road surface energy transmitter device, or, according to the second position information, sends the second trigger signal to the vehicle energy receiver device; The road surface energy transmitting end device is used to: be triggered by the first trigger signal to supply energy to the vehicle energy receiving end device; The on-vehicle energy receiving end device is configured to: be triggered by the second trigger signal to supply energy to the road surface energy transmitting end device. 2. The electric vehicle V2X dynamic wireless energy two-way push system according to claim 1, wherein the monitoring device comprises an information collection device, a first comparator and a signal sending device; The information collection device is used to: collect the first energy information and the first position information of the road surface energy transmitting end device in the charging section, and collect the second energy information and the first location information of the vehicle-mounted energy receiving end device driving on the charging section. 2. location information; The first comparator is used to: compare the first energy information with the second energy information, and generate a first trigger signal or a second trigger signal according to the comparison result; The signal sending device is configured to: send the first trigger signal to the road surface energy transmitter device according to the first position information, or send the second trigger signal to the road surface energy transmitter device according to the second position information Vehicle-mounted energy receiving end device. 3. The electric vehicle V2X dynamic wireless energy two-way push system according to claim 2, wherein the information collection device comprises a plurality of; The plurality of information collection devices are respectively used to collect the second energy information and the corresponding second position information corresponding to the plurality of on-board energy receiving end devices when there are multiple on-board energy receiving end devices driving on the charging road section ; The monitoring device also includes an accumulator; The accumulator is used to: add a plurality of second energy information to obtain the total required energy of the vehicle; The first comparator is further configured to: compare the total vehicle energy demand with the first energy information, and generate a third trigger signal when the vehicle total energy demand is less than the first energy information; The signal sending device is further configured to: send the third trigger signal to the road surface energy transmitter device according to the first position information; The road surface energy transmitting end device is configured to: be triggered by the third trigger signal to supply energy to a plurality of on-vehicle energy receiving end devices. 4. The electric vehicle V2X dynamic wireless energy two-way push system according to claim 3, wherein the monitoring device further comprises a plurality of second comparators and a plurality of third comparators; The first comparator is also used to generate a fourth trigger signal when the total energy demand of the vehicle is greater than the first energy information; the fourth trigger signal is used to trigger the plurality of second comparators simultaneously and the plurality of third comparators; The plurality of second comparators are used to: compare the plurality of second energy information with the first preset information, and generate a first Four trigger signals; The plurality of third comparators are used to: compare the plurality of second energy information with the second preset information, and generate the first Five trigger signals; Wherein, the second preset information is greater than the first preset information; The signal sending device is further configured to: send the fourth trigger signal to the vehicle-mounted energy receiving end device whose second energy information is smaller than the first preset information according to the corresponding second position information; The fifth trigger signal is sent to the vehicle-mounted energy receiver device whose second energy information is greater than the second preset information; The on-vehicle energy receiving end device whose second energy information is greater than the second preset information is used to: be triggered by the fifth trigger signal to send the vehicle energy information to the vehicle whose second energy information is less than the first preset ratio through the road surface energy transmitting end device The energy receiving end device supplies energy; The vehicle-mounted energy receiving end device whose second energy information is smaller than the first preset information is configured to: be triggered by the fourth trigger signal to receive energy supply. 5. The electric vehicle V2X dynamic wireless energy two-way push system according to claim 2, wherein the information collection device includes a signal sensor and a position sensor. 6. The V2X dynamic wireless energy two-way push system for electric vehicles according to claim 5, wherein the first energy information and the second energy information are current information or voltage information; the information collection device is a current sensor or voltage sensor; The position sensor is a GPS sensor. 7. The electric vehicle V2X dynamic wireless energy two-way push system according to claim 2, wherein the signal sending device comprises a wireless sending device and a wired sending device; The wireless sending device is used for: performing information transmission with the road surface energy transmitting end device in a wireless manner; The wired sending device is used for: performing information transmission with the vehicle-mounted energy receiving device in a wired manner. 8. The V2X dynamic wireless energy two-way push system for electric vehicles according to claim 1, wherein the road surface energy transmitter device includes a power grid AC busbar, a rectifier device, a high-frequency inverter device, a power control module, and an energy transmitter Coil switching control module and road surface energy transmitting coil; Wherein, the rectification device is used for: rectifying the power frequency alternating current on the AC bus side of the power grid; The high-frequency inverter device is used for: inverting the rectified power-frequency alternating current to convert it into high-frequency alternating current; The power control module is used for: automatically adjusting the power of the high-frequency alternating current; The energy transmitting coil switching module is used for: performing on-off control to the road surface energy transmitting coil; The energy transmitting coil is used for: providing high-frequency alternating current to the vehicle-mounted energy receiving device according to the regulated power. 9. The V2X dynamic wireless energy two-way push system for electric vehicles according to claim 8, wherein the road surface energy transmitting coils are laid in an array below the road surface to form an energy transmitting guide rail for the dynamic wireless charging section of electric vehicles. 10. The V2X dynamic wireless energy two-way push system for electric vehicles according to claim 8, wherein the road surface energy transmitting coil is a long guide rail type energy transmitting coil, which accommodates multiple electric vehicles staying within the charging range of the guide rail at a time ; Or, the road surface energy transmitting coil is a short guide rail type energy transmitting coil, which accommodates one electric vehicle staying within the charging range of the guide rail at a time. 11. The electric vehicle V2X dynamic wireless energy two-way push system according to claim 1, wherein the on-vehicle energy receiving end device comprises an on-vehicle energy receiving coil and an on-vehicle battery load; Wherein, the vehicle-mounted energy receiving coil is used for: receiving the high-frequency alternating current provided by the road surface energy transmitting end device; The on-vehicle battery load is used for: using the high-frequency alternating current to provide energy for the electric vehicle. 12. The V2X dynamic wireless energy two-way push system for electric vehicles according to claim 11, wherein the on-vehicle energy receiving end device further includes a rectification and power adjustment device; The rectification and power adjustment device is used for: converting the received high-frequency alternating current into the electric energy form used for charging the vehicle battery. 13. The electric vehicle V2X dynamic wireless energy two-way push system according to claim 11, wherein the vehicle-mounted energy receiving coil is installed on the chassis of the electric vehicle. 14. The V2X dynamic wireless energy two-way push system for electric vehicles according to claim 11, wherein the vehicle-mounted energy receiving coil receives the high-frequency alternating current provided by the road surface energy transmitting end device through magnetic coupling and resonance.