CN112339583A - Synchronous moving induction type pavement electric automobile power supply method - Google Patents
Synchronous moving induction type pavement electric automobile power supply method Download PDFInfo
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- CN112339583A CN112339583A CN202011275084.1A CN202011275084A CN112339583A CN 112339583 A CN112339583 A CN 112339583A CN 202011275084 A CN202011275084 A CN 202011275084A CN 112339583 A CN112339583 A CN 112339583A
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- 230000006698 induction Effects 0.000 title claims abstract description 30
- 238000000034 method Methods 0.000 title claims abstract description 22
- 230000001360 synchronised effect Effects 0.000 title claims abstract description 22
- 238000006243 chemical reaction Methods 0.000 claims abstract description 22
- 238000010438 heat treatment Methods 0.000 claims abstract description 12
- 238000004804 winding Methods 0.000 claims abstract description 5
- 239000010410 layer Substances 0.000 claims description 34
- 238000002955 isolation Methods 0.000 claims description 27
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 12
- 230000005389 magnetism Effects 0.000 claims description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 9
- 229910052742 iron Inorganic materials 0.000 claims description 6
- 239000011810 insulating material Substances 0.000 claims description 4
- 239000011241 protective layer Substances 0.000 claims description 4
- 125000004122 cyclic group Chemical group 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 4
- 230000005674 electromagnetic induction Effects 0.000 description 4
- 239000000446 fuel Substances 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
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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
- B60L53/122—Circuits or methods for driving the primary coil, e.g. supplying electric power to the coil
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J50/00—Circuit arrangements or systems for wireless supply or distribution of electric power
- H02J50/10—Circuit arrangements or systems for wireless supply or distribution of electric power using inductive coupling
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M5/00—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases
- H02M5/02—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc
- H02M5/04—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc by static converters
- H02M5/10—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc by static converters using transformers
- H02M5/16—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc by static converters using transformers for conversion of frequency
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/72—Electric energy management in electromobility
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/14—Plug-in electric vehicles
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Computer Networks & Wireless Communication (AREA)
- Current-Collector Devices For Electrically Propelled Vehicles (AREA)
Abstract
The invention belongs to the field of electric automobiles, and particularly relates to a synchronous movement induction type pavement electric automobile power supply method which is suitable for all electric automobiles. A common 50 Hz sine wave alternating current power supply is electrically connected to a high-frequency power supply cable through a high-frequency conversion circuit for converting frequency and waveform, the high-frequency power supply cable is arranged on the ground and is electrically insulated from the ground, and a movable power supply wire disc is arranged on the high-frequency power supply cable and is electrically connected with the high-frequency power supply cable. A high-frequency power receiving wire coil is arranged above the mobile power supply wire coil in a clinging mode, the high-frequency power receiving wire coil and the high-frequency power receiving wire coil are both flat plate type winding coils, the shapes of the high-frequency power receiving wire coil and the high-frequency power receiving wire coil are approximately the same as that of a heating coil of an induction cooker, and the upper wire coil and the lower wire coil generate induced electromotive force. Therefore, the driving range is greatly increased by the same rechargeable battery configuration; the same endurance mileage greatly reduces the number of the storage batteries, even the number of the storage batteries can be reduced to one tenth, thereby greatly reducing the manufacturing cost of the electric automobile.
Description
Technical Field
The invention belongs to the field of electric automobiles, and particularly relates to a synchronous movement induction type power supply method for a road electric automobile, which is suitable for all electric automobiles, including pure electric automobiles, fuel and battery dual-purpose automobiles and fuel and motor automobiles.
Technical Field
At present, the limited battery endurance of the electric automobile is a main factor for restricting the development of the electric automobile. On a traffic lane, particularly on a highway, no technical scheme or product for supplying power to the electric automobile through a power supply of a power supply line exists. If the method of arranging the electric automobile charging pile along the expressway is adopted, the investment is huge, the maintenance procedure is complex, and the cost is too high, so that a low-cost and high-efficiency electric automobile power supply technology is urgently needed in the market.
Disclosure of Invention
A common 50 Hz sine wave AC power supply is electrically connected to a high-frequency power supply cable through a high-frequency conversion circuit for converting frequency and waveform, wherein the high-frequency conversion circuit is a circuit which has the same principle with an induction cooker. The portable power supply line dish slip device realizes the electricity with the high frequency power supply cable and can slide on the high frequency power supply cable through the glide device, and portable power supply line dish keeps the good electric contact with the high frequency power supply cable all the time at the in-process that slides, and portable power supply line dish consequently produces alternating magnetic field. The plane of the movable power supply wire reel is parallel to the road surface of the road and is approximately flush with the road surface. When the automobile goes, the high frequency receives the drum to hug closely the road surface and along with the going and synchronous motion of vehicle under the dragging of direction connecting rod, at this moment, portable power supply drum is under the actuation pulling of synchronous motion device, along with the high frequency receives the drum to move ahead and synchronous motion, the alternating magnetic field that produces on the portable power supply drum has just also sensed on the high frequency receives the drum, then, the high frequency receives the drum output and produces alternating current, this alternating current transmits rectifier unit through connecting wire on, the electric current after the rectifier unit rectification retransmits to corresponding battery or driving motor on.
The invention adopts a specific technical scheme that a synchronous movement induction type power supply method for an electric automobile on a driving road comprises a power supply system below the ground and a power receiving system above the ground. The underground power supply system is characterized in that a power supply track groove is longitudinally formed in the road surface of the traffic road, two high-frequency power supply cables are arranged in the power supply track groove in parallel, and the two high-frequency power supply cables are parallel to the road surface and are electrically insulated from the road surface.
A common 50 Hz sine wave AC power supply is electrically connected to a high-frequency power supply cable through a high-frequency conversion circuit for converting frequency and waveform, and the high-frequency conversion circuit is a circuit which has the same principle with an induction cooker. And a movable power supply wire disc is arranged above the high-frequency power supply cable in parallel, and two leads of the movable power supply wire disc are respectively and electrically connected with the high-frequency power supply cable. The movable power supply wire disc is a flat plate type winding coil, the shape of the movable power supply wire disc is approximately the same as that of a heating coil of an induction cooker, the movable power supply wire disc sliding device is electrically connected with the high-frequency power supply cable and can slide on the high-frequency power supply cable through the sliding device, and the movable power supply wire disc always keeps good electric contact with the high-frequency power supply cable in the sliding process.
The high-frequency conversion circuit converts a 50 Hz sine wave AC power supply into a high-frequency current which is electrically connected to a high-frequency power supply cable, and the high-frequency power supply cable then communicates the high-frequency current to the movable power supply wire disc through the sliding device, and the movable power supply wire disc generates an alternating magnetic field, and the plane of the movable power supply wire disc is parallel to the pavement of a road and is approximately flush with the pavement.
The above-ground power receiving system is composed of a high-frequency power receiving wire coil, a guide connecting rod, a connecting wire and a rectifying device, the high-frequency power receiving wire coil is electrically connected with the rectifying device through the wire, the output end of the rectifying device is electrically connected with a storage battery or a driving motor of an electric automobile, one end of the guide connecting rod is mechanically connected with an automobile chassis through a universal shaft, the other end of the guide connecting rod is mechanically connected onto the high-frequency power receiving wire coil, the high-frequency power receiving wire coil is tightly attached to a road surface and moves synchronously along with the running of the automobile, and the structure and the setting.
The back of portable power supply line dish and high frequency receive the drum all is provided with the magnetic field shielding magnetic stripe, and this magnetic field shielding magnetic stripe structure and the magnetic stripe setting of heating coil on the ordinary electromagnetism stove are roughly the same with the mode of setting up.
The back surfaces of the movable power supply wire coil and the high-frequency power receiving wire coil are provided with permanent magnets, when the movable power supply wire coil and the high-frequency power receiving wire coil are overlapped up and down, the permanent magnets at the corresponding positions on the back surfaces of the movable power supply wire coil and the high-frequency power receiving wire coil are correspondingly matched in position, but the polarities of the upper permanent magnet and the lower permanent magnet are just opposite, so that mutual attraction force is formed, and the movable power supply wire coil and the high-frequency power receiving wire coil form a synchronous motion device together with the permanent magnets with the mutual.
The movable power supply wire coil 9 and the high-frequency power receiving wire coil 13 are both provided with waterproof wear-resistant protective layers.
When the automobile goes, the high frequency receives the drum to hug closely the road surface and along with the going and synchronous motion of vehicle under the dragging of direction connecting rod, at this moment, portable power supply drum is under the actuation pulling of synchronous motion device, along with the high frequency receives the drum to move ahead and synchronous motion, the alternating magnetic field that produces on the portable power supply drum has just also sensed on the high frequency receives the drum, then, the high frequency receives the drum output and produces alternating current, this alternating current transmits rectifier unit through connecting wire on, the electric current after the rectifier unit rectification retransmits to corresponding battery or driving motor on.
The beneficial effect obtained by adopting the invention is that the same rechargeable battery configuration greatly increases the endurance mileage; the same endurance mileage greatly reduces the number of the storage batteries, even the number of the storage batteries can be reduced to one tenth, thereby greatly reducing the manufacturing cost of the electric automobile.
Drawings
Fig. 1 is a schematic diagram of an electromagnetic induction power supply and operation principle of an above-ground power supply system and an above-ground power receiving system without a closed isolation layer.
Fig. 2 is a schematic diagram of the electromagnetic induction power supply and operation principle of the power receiving system above ground and the power supply system below ground with a closed isolation layer.
Fig. 3 is a schematic view of a high-frequency power receiving coil configuration.
Fig. 4 is a schematic view of a power supply rail groove configuration.
FIG. 5 is a schematic view of the structure and the suction principle of the permanent magnetic suction head and the groove-shaped magnetic conductive guide rail.
FIG. 6 is a schematic diagram of the connection of an electric vehicle and a high-frequency power receiving wire coil.
Fig. 7 is a schematic diagram of the electric vehicle switching between power-off and power-on the road surface with a power supply system.
Fig. 8 is a schematic flow chart of a power supply method of the synchronous movement induction type road electric vehicle.
In the figure, 1, a power supply system below the ground, 2, a power receiving system above the ground, 3, a driving road, 4, a road surface, 5, a power supply track groove, 6, a high-frequency power supply cable, 7, a sine wave alternating current power supply, 8, a high-frequency conversion circuit, 9, a movable power supply wire coil, 10, a sliding device, 11, a high-frequency conversion circuit, 12, an alternating magnetic field, 13, a high-frequency power receiving wire coil, 14, a guide connecting rod, 15, a connecting lead, 16, a rectifying device, 17, a storage battery, 18, a driving motor, 19, a universal shaft, 20, an automobile chassis, 21, a magnetic field shielding magnetic strip, 22, a permanent magnet, 23, a synchronous motion device, 24, 25, an open notch, 26, a closed notch, 27, a closed isolation layer, 28, a waterproof device, 29, a water retaining edge, 30, a drainage device, 31, a conductive fin, 32, a high-frequency direction-changing power supply system, 34. the system comprises a transverse power supply system, 35, a bypass power supply system, 36, a motor driving device, 37, an electronic positioning device, 38, a transverse conductive track groove, 39, a transverse track type high-frequency power supply cable, 40, a bypass conductive track groove, 41, a bypass track type high-frequency power supply cable, 42, an off-current electric vehicle, 43, an electric vehicle, 44, a track type guiding device, 45, a magnetic conductive guide rail, 46, a permanent magnetic suction head, 47, a groove type magnetic conductive guide rail, 48, an ear fin and 49, wherein the magnetic conductive guide rail is arranged in a groove shape.
Detailed Description
The invention will be further explained with reference to the drawings
In the figure, a power supply method for a synchronous motion induction type electric vehicle on a driving road comprises a power supply system 1 below the ground and a power receiving system 2 above the ground. The power supply system 1 under the ground is characterized in that a power supply track groove 5 is longitudinally formed in a road surface 4 of a traffic road 3, two track-type high-frequency power supply cables 6 are arranged in the power supply track groove 5 in parallel, and the two high-frequency power supply cables 6 are parallel to the road surface 4 and are electrically insulated from the road surface.
A common 50 hz sine wave ac power supply 7 is electrically connected to the high frequency power supply cable 6 through a high frequency conversion circuit 8 for frequency and waveform conversion, and the high frequency conversion circuit 8 is a circuit having substantially the same principle as the induction cooker. The high-frequency induction heating induction cooker is characterized in that a movable power supply wire disc 9 is arranged above the high-frequency power supply cable 6 in parallel, two leads of the movable power supply wire disc 9 are respectively electrically connected with the high-frequency power supply cable 6, the movable power supply wire disc 6 is a flat plate type winding coil, the shape of the movable power supply wire disc is approximately the same as that of a heating coil of the induction cooker, a sliding device 10 of the movable power supply wire disc 9 is electrically connected with the high-frequency power supply cable 6 and can slide on the high-frequency power supply cable 6 through the sliding device 10, and the movable power supply wire disc 9 is always kept in.
The power supply of the high-frequency power supply cable 6 is from a common sine wave alternating current power supply 7 and passes through a high-frequency conversion circuit 11, the high-frequency conversion circuit 11 converts the 50 Hz sine wave alternating current power supply 7 into high-frequency current, the high-frequency current is electrically connected to the high-frequency power supply cable 6, the high-frequency power supply cable 6 communicates the high-frequency current to the movable power supply wire disc 9 through the sliding device 10, the movable power supply wire disc 9 generates an alternating magnetic field 12, and the plane of the movable power supply wire disc 9 is parallel to the road surface 4 of the road and is approximately flush with the road surface 4.
The above-ground power receiving system 2 is composed of a high-frequency power receiving wire coil 13, a guide connecting rod 14, a connecting wire 15 and a rectifying device 16, the high-frequency power receiving wire coil 13 is electrically connected with the rectifying device 16 through the wire 15, the output end of the rectifying device 16 is electrically connected with a storage battery 17 or a driving motor 18 of an electric automobile, one end of the guide connecting rod 14 is mechanically connected with an automobile chassis 20 through a universal shaft 19, the other end of the guide connecting rod 14 is mechanically connected onto the high-frequency power receiving wire coil 13, the high-frequency power receiving wire coil 13 is tightly attached to a road surface 4 and moves synchronously along with the running of the automobile, and the structure and the arrangement mode.
The back surfaces of the portable power supply wire reel 9 and the high-frequency power receiving wire reel 13 are both provided with magnetic field shielding magnetic stripes 21, and the magnetic field shielding magnetic stripes 21 are constructed and arranged in substantially the same manner as the magnetic stripes of the heating coils on a general induction cooker.
The back surfaces of the movable power supply wire coil 9 and the high-frequency power receiving wire coil 13 are both provided with permanent magnets 22, when the movable power supply wire coil 9 and the high-frequency power receiving wire coil 13 are overlapped up and down, the permanent magnets at the corresponding positions on the back surfaces of the movable power supply wire coil 9 and the high-frequency power receiving wire coil 13 are correspondingly matched in position, but the polarity of the upper permanent magnet 22 and the polarity of the lower permanent magnet 22 are just opposite, so that mutual attraction force is formed, and the permanent magnets 22 with mutual attraction force of the movable power supply wire coil 9 and the high-frequency power receiving wire coil 13.
The movable power supply wire coil 9 and the high-frequency power receiving wire coil 13 are both provided with waterproof wear-resistant protective layers.
When the automobile runs, the high-frequency power receiving wire coil 13 is dragged by the guide connecting rod 14 to cling to the road surface 4 to synchronously move along with the running of the automobile, at the moment, the movable power supply wire coil 9 is pulled by the attraction force of the synchronous movement device 23 to synchronously move along with the forward movement of the high-frequency power receiving wire coil 13, an alternating magnetic field generated on the movable power supply wire coil 9 is induced to the high-frequency power receiving wire coil 13, then, the output end of the high-frequency power receiving wire coil 13 generates alternating current, the alternating current is transmitted to the rectifying device 16 through the connecting wire 15, and the current rectified by the rectifying device 16 is transmitted to the corresponding storage battery 17 or the driving motor 18.
The notch 24 of the power supply rail groove 5 is an open notch 25, namely, no cover plate is arranged at the notch 24, the movable power supply wire disc 9 at the notch 24 of the power supply rail groove 5 is directly exposed outside, the upper surface of the movable power supply wire disc 9 is basically flush with the road surface 4, when the high-frequency power receiving wire disc 13 moves above the movable power supply wire disc 9, the permanent magnet 22 at the back of the movable power supply wire disc 9 and the permanent magnet 22 at the back of the high-frequency power receiving wire disc 13 are attracted in an opposite polarity, so that the movable power supply wire disc 9 and the high-frequency power receiving wire disc 13 are tightly attracted together, and the movable power supply wire disc 9 moves forward along with the forward movement of the high-.
The slot 24 of the power supply rail slot 5 is closed, called closed slot 26, and the closed slot 26 is formed by arranging a thin sheet layer of insulating material, called closed isolation layer 27, at the slot 24 of the power supply rail slot 5, wherein the closed isolation layer 27 covers the slot 24 and has a height substantially equal to the road surface 4. The below one side of closed isolation layer 27 is hugged closely to portable power supply drum 9's top one side, and can hug closely closed isolation layer 27 and slide, the top one side of closed isolation layer 27 is hugged closely to the below one side of high frequency powered wire coil 13, and closed isolation layer 27 also can hug closely and slide, when high frequency powered wire coil 13 removed portable power supply drum 9 top, the permanent magnet 22 at the portable power supply drum 9 back was inhaled with the permanent magnet 22 at the high frequency powered wire coil 13 back mutually opposite, make portable power supply drum 9 and high frequency powered wire coil 13 tightly attract together, portable power supply drum 9 just advanced together along with the forward movement of high frequency powered wire coil 13, separate one deck closed isolation layer 27 between portable power supply drum 9 and the high frequency powered wire coil 13.
The utility model discloses a high frequency power supply cable 6, including power supply track groove 5, notch 24, watertight fittings 28 do, 24 edges at the notch vertically set up the manger plate along 29, manger plate along 29 be the strip, it is vertical parallel with the road surface, manger plate edge 29 upside 30 combines with notch 24, two high frequency supply cable 6 set up respectively at manger plate along the back of 29, when the road surface has the rainwater to fall down, the rainwater is blocked along 29 by manger plate, can only follow manger plate along flowing in power supply track groove 5, in order to guarantee that high frequency supply cable 6 is last dry all the time, be provided with drainage device 30 in power supply track groove 5, drainage device 30 is in time discharged with the ponding in power supply track groove 5. The two sides of the movable power supply wire disc 9 are provided with conductive fins 31, two leads of the movable power supply wire disc 9 are respectively and electrically connected to the conductive fins 31 on the two sides, the tail ends of the conductive fins 31 are respectively lapped on the high-frequency power supply cables 6 on the two sides, the lapping fingers can be connected with the power supply cables in a sliding mode, and the principle of the power supply cables is approximately the same as that of a pantograph of a rail electric car.
The ground power supply system 1 is composed of a ground direction-changing power supply system 32 and a high-frequency power receiving wire coil tracing and positioning system 33. The subsurface direction-changing power supply system 32 includes a lateral power supply system 34 and a bypass power supply system 35. The high-frequency power receiving wire coil tracing and positioning system 33 comprises a motor driving device 36 and an electronic positioning device 37. The transverse power supply system 34 is a transverse conductive track groove 38 which is transversely arranged and penetrates through lanes on two sides of a road surface to be connected, and a transverse track type high-frequency power supply cable 39 in the transverse conductive track groove. The bypass power supply system 35 includes a bypass conductive track groove 40 and a bypass track type high frequency power supply cable 41 provided therein. The portable power supply reel 9 can be freely switched between the power supply rail slot 5, the lateral power supply rail slot 38, and the bypass conductive rail slot 40. The motor driving device 36 is mechanically connected to drive the movable power supply wire tray 9 to switch between the power supply track groove 5, the transverse power supply track groove 38 and the bypass conductive track groove 40. The electronic positioning device 37 is a device for positioning and guiding the movable power supply wire reel 9 which is separated from the electric vehicle to move to a specified position. When the high-frequency power receiving wire coil 13 of the electric vehicle is not overlapped and attracted with the movable power supply wire coil 9 up and down, the electric vehicle is called as an electric vehicle 42; the high-frequency power receiving wire coil 13 of the electric vehicle and the mobile power supply wire coil 9 are overlapped and attracted up and down, and then the electric vehicle is called as an electric vehicle 43. When the off-line electric vehicle 42 runs to the power supply system 1 below the ground and needs to supply power, the off-line electric vehicle 42 is properly decelerated and the moving direction of the high-frequency power receiving wire coil 13 is overlapped with the power supply rail groove 5 on a straight line, so that when the high-frequency power receiving wire coil 13 moves to the position of the movable power supply wire coil 9, the high-frequency power receiving wire coil 13 is attracted with the movable power supply wire coil 9 and moves forwards together, the off-line electric vehicle 42 becomes an electric vehicle 43, and the electric vehicle runs by being powered from the movable power supply wire coil 9: when the power-on electric vehicle 43 overtakes, the power-on electric vehicle 43 needs to deviate from the power supply track groove 5 temporarily to be disconnected from the power supply, the mobile power supply wire disc 9 disconnected from the power supply still stays in the power supply track groove 5 at this time, and in order not to affect the normal power supply operation of the vehicle behind, the mobile power supply wire disc 9 moves to the proper position of the bypass conductive track groove 40 under the drive of the motor drive device 36 and the guidance of the electronic positioning device 37, so as to wait for the next power-off electric vehicle 42 to get power. When the off-line electric automobile 42 needs to be powered in the running process, the speed and the direction of the off-line electric automobile 42 are properly adjusted, so that the high-frequency power receiving wire coil 13 on the off-line electric automobile moves to the position of the bypass conductive track groove 40 with the movable power supply wire coil 9 and is attracted with the movable power supply wire coil 9 to be powered to continue running, therefore, the movable power supply wire coil 9 is recycled, and the purposes of optional off-line overtaking and power supply by parallel connection at any time of the electric automobile are achieved.
The method further comprises providing a rail-type guide 44, said rail-type guide 44 comprising magnetically permeable rails 45 on the power supply rail slot 5 and a permanent magnetic tip 46 on the high frequency power receiving coil 13. The magnetic conductive guide rail 45 is characterized in that two conductive iron strips parallel to the road surface are arranged at the positions, close to the road surface 4, of the groove edges at the two sides of the power supply rail groove 5, a plurality of iron strips are connected to form the magnetic conductive guide rail 45, the magnetic conductive guide rail 45 comprises a planar magnetic conductive guide rail 46 and a groove-shaped magnetic conductive guide rail 47, the surface of the planar magnetic conductive guide rail 46 is approximately flush with the road surface 4, and the bottom of the groove is lower than the road surface 4. Permanent magnetism suction head 46 sets up ear wing 48 in high frequency electric wire receiving coil 13 both sides, sets up the permanent magnet on the ear wing 48, constitutes permanent magnetism suction head 46, and permanent magnetism suction head 46 interval and the magnetic conductivity guide rail 45 equidistance of power supply track groove 5 both sides, move to magnetic conductivity guide rail 45 department when high frequency electric wire receiving coil 13, and permanent magnetism suction head 46 adsorbs at magnetic conductivity guide rail 45, moves ahead along magnetic conductivity guide rail 45, reaches the purpose that the high frequency electric wire receiving coil 13 of guide moved along power supply track groove 5.
In fig. 1, the under-ground power supply system 1 is such that a power supply track groove 5 is longitudinally formed in a road surface 4 of a driving road 3, two high-frequency power supply cables 6 are arranged in parallel in the power supply track groove 5, and both the two high-frequency power supply cables 6 are parallel to the road surface 4 and electrically insulated from the road surface.
A common 50 hz sine wave ac power supply 7 is electrically connected to the high frequency power supply cable 6 through a high frequency conversion circuit 8 for frequency and waveform conversion, and the high frequency conversion circuit 8 is a circuit having substantially the same principle as the induction cooker. The high-frequency induction heating induction cooker is characterized in that a movable power supply wire disc 9 is arranged above the high-frequency power supply cable 6 in parallel, two leads of the movable power supply wire disc 9 are respectively electrically connected with the high-frequency power supply cable 6, the movable power supply wire disc 6 is a flat plate type winding coil, the shape of the movable power supply wire disc is approximately the same as that of a heating coil of the induction cooker, a sliding device 10 of the movable power supply wire disc 9 is electrically connected with the high-frequency power supply cable 6 and can slide on the high-frequency power supply cable 6 through the sliding device 10, and the movable power supply wire disc 9 is always kept in.
The power supply of the high-frequency power supply cable 6 is from a common sine wave alternating current power supply 7 and passes through a high-frequency conversion circuit 11, the high-frequency conversion circuit 11 converts the 50 Hz sine wave alternating current power supply 7 into high-frequency current, the high-frequency current is electrically connected to the high-frequency power supply cable 6, the high-frequency power supply cable 6 communicates the high-frequency current to the movable power supply wire disc 9 through the sliding device 10, the movable power supply wire disc 9 generates an alternating magnetic field 12, and the plane of the movable power supply wire disc 9 is parallel to the road surface 4 of the road and is approximately flush with the road surface 4.
The above-ground power receiving system 2 is composed of a high-frequency power receiving wire coil 13, a guide connecting rod 14, a connecting wire 15 and a rectifying device 16, wherein the high-frequency power receiving wire coil 13 is electrically connected with the rectifying device 16 through the wire 15, the output end of the rectifying device 16 is electrically connected with a storage battery 17 or a driving motor 18 of an electric automobile, one end of the guide connecting rod 14 is mechanically connected with an automobile chassis 20 through a universal shaft 19, the other end of the guide connecting rod 14 is mechanically connected onto the high-frequency power receiving wire coil 13, the high-frequency power receiving wire coil 13 is tightly attached to a road surface 4 and moves synchronously along with the running of the automobile, and the structure and the arrangement mode.
The back surfaces of the portable power supply wire reel 9 and the high-frequency power receiving wire reel 13 are both provided with magnetic field shielding magnetic stripes 21, and the magnetic field shielding magnetic stripes 21 are constructed and arranged in substantially the same manner as the magnetic stripes of the heating coils on a general induction cooker.
The back surfaces of the movable power supply wire coil 9 and the high-frequency power receiving wire coil 13 are both provided with permanent magnets 22, when the movable power supply wire coil 9 and the high-frequency power receiving wire coil 13 are overlapped up and down, the permanent magnets at the corresponding positions on the back surfaces of the movable power supply wire coil 9 and the high-frequency power receiving wire coil 13 are correspondingly matched in position, but the polarity of the upper permanent magnet 22 and the polarity of the lower permanent magnet 22 are just opposite, so that mutual attraction force is formed, and the permanent magnets 22 with mutual attraction force of the movable power supply wire coil 9 and the high-frequency power receiving wire coil 13.
The movable power supply wire coil 9 and the high-frequency power receiving wire coil 13 are both provided with waterproof wear-resistant protective layers.
When the automobile runs, the high-frequency power receiving wire coil 13 is dragged by the guide connecting rod 14 to cling to the road surface 4 to synchronously move along with the running of the automobile, at the moment, the movable power supply wire coil 9 is pulled by the attraction force of the synchronous movement device 23 to synchronously move along with the forward movement of the high-frequency power receiving wire coil 13, an alternating magnetic field generated on the movable power supply wire coil 9 is induced to the high-frequency power receiving wire coil 13, then, the output end of the high-frequency power receiving wire coil 13 generates alternating current, the alternating current is transmitted to the rectifying device 16 through the connecting wire 15, and the current rectified by the rectifying device 16 is transmitted to the corresponding storage battery 17 or the driving motor 18.
The notch 24 of the power supply rail groove 5 is an open notch 25, namely, no cover plate is arranged at the notch 24, the movable power supply wire disc 9 at the notch 24 of the power supply rail groove 5 is directly exposed outside, the upper surface of the movable power supply wire disc 9 is basically flush with the road surface 4, when the high-frequency power receiving wire disc 13 moves above the movable power supply wire disc 9, the permanent magnet 22 at the back of the movable power supply wire disc 9 and the permanent magnet 22 at the back of the high-frequency power receiving wire disc 13 are attracted in an opposite polarity, so that the movable power supply wire disc 9 and the high-frequency power receiving wire disc 13 are tightly attracted together, and the movable power supply wire disc 9 moves forward along with the forward movement of the high-.
The utility model discloses a high frequency power supply cable 6, including power supply track groove 5, notch 24, watertight fittings 28 do, 24 edges at the notch vertically set up the manger plate along 29, manger plate along 29 be the strip, it is vertical parallel with the road surface, manger plate edge 29 upside 30 combines with notch 24, two high frequency supply cable 6 set up respectively at manger plate along the back of 29, when the road surface has the rainwater to fall down, the rainwater is blocked along 29 by manger plate, can only follow manger plate along flowing in power supply track groove 5, in order to guarantee that high frequency supply cable 6 is last dry all the time, be provided with drainage device 30 in power supply track groove 5, drainage device 30 is in time discharged with the ponding in power supply track groove 5. The two sides of the movable power supply wire disc 9 are provided with conductive fins 31, two leads of the movable power supply wire disc 9 are respectively and electrically connected to the conductive fins 31 on the two sides, the tail ends of the conductive fins 31 are respectively lapped on the high-frequency power supply cables 6 on the two sides, the lapping fingers can be connected with the power supply cables in a sliding mode, and the principle of the power supply cables is approximately the same as that of a pantograph of a rail electric car. In the figure, the dotted line with arrows indicates rainwater.
In fig. 2, fig. 2 is basically the same as the principle of fig. 1, except that the notch 24 of the power supply rail groove 5 is closed, called closed notch 26, and the closed notch 26 is formed by arranging a thin sheet layer of insulating material at the notch 24 of the power supply rail groove 5, called closed isolation layer 27, and the closed isolation layer 27 covers the notch 24 and has a height substantially flush with the road surface 4; the below one side of closed isolation layer 27 is hugged closely to portable power supply drum 9's top one side, and can hug closely closed isolation layer 27 and slide, the top one side of closed isolation layer 27 is hugged closely to the below one side of high frequency powered wire coil 13, and closed isolation layer 27 also can hug closely and slide, when high frequency powered wire coil 13 removed portable power supply drum 9 top, the permanent magnet 22 at the portable power supply drum 9 back was inhaled with the permanent magnet 22 at the high frequency powered wire coil 13 back mutually opposite, make portable power supply drum 9 and high frequency powered wire coil 13 tightly attract together, portable power supply drum 9 just advanced together along with the forward movement of high frequency powered wire coil 13, separate one deck closed isolation layer 27 between portable power supply drum 9 and the high frequency powered wire coil 13.
In fig. 3, fig. 3 is a schematic view of the structure of the high-frequency power receiving pad 13. The high-frequency power receiving coil 13 has substantially the same structure as a heating coil of a general induction cooker, and a magnetic field shielding magnetic stripe 21 is provided on the back surface of the coil, and a permanent magnet 22 is provided on the magnetic field shielding magnetic stripe 21, and the permanent magnet 22 may be provided at any position on the back surface of the coil. The two lead wires of the high-frequency power receiving coil 13 are electrically connected to the input terminals of the rectifying device 16. The guide connecting rod 14 and the high-frequency power receiving wire coil 13 are arranged in a rotating mode, and rotation flexibility is achieved.
In fig. 4, fig. 4 is a schematic view of a power supply rail groove structure. A laminar layer of insulating material, called a closing insulation layer 27, is provided at the notches of the power supply track grooves 5, the closing insulation layer 27 covering the notches 24 at a height substantially level with the road surface 4; the upper surface of the movable power supply wire coil 9 is closely attached to the lower surface of the closed isolation layer 27, and can be closely attached to the closed isolation layer 27 to slide, and the lower surface of the high-frequency power receiving wire coil 13 is closely attached to the upper surface of the closed isolation layer 27, and can also be closely attached to the closed isolation layer 27 to slide.
In fig. 5, a groove-shaped magnetic permeability guide rail 47 on the power supply rail groove 5 and a permanent magnetic tip 46 on the high-frequency power receiving wire coil 13; the groove-shaped magnetic conductive guide rail 47 is characterized in that two conductive iron strips parallel to the road surface are arranged at the positions, close to the road surface 4, of the groove edges at the two sides of the power supply rail groove 5, a plurality of iron strips are connected to form the magnetic conductive guide rail 45, and the magnetic conductive guide rail 45 is divided into a plane-shaped magnetic conductive guide rail 46 and a groove-shaped magnetic conductive guide rail 47. The bottom of the groove-shaped magnetic conductivity guide rail 47 is lower than the road surface 4; permanent magnetism suction head 46 sets up ear wing 48 in high frequency current-receiving wire coil 13 both sides, sets up the permanent magnet on the ear wing 48, constitutes permanent magnetism suction head 46, the recess type magnetic conductivity guide rail 47 equidistance of permanent magnetism suction head 46 interval and 5 both sides of power supply track groove, when high frequency current-receiving wire coil 13 operation to recess type magnetic conductivity guide rail 47 department, permanent magnetism suction head 46 adsorbs at recess type magnetic conductivity guide rail 47, moves ahead along recess type magnetic conductivity guide rail 47, reach the purpose of guiding high frequency current-receiving wire coil 13 along the operation of power supply track groove 5. A roller arrangement may also be provided at the permanent magnet nozzle 46 to reduce excessive wear of the permanent magnet nozzle 46.
In fig. 6, the electric vehicle 43 is connected to the high-frequency power receiving wire coil 13 through the guide connecting rod 14 and slides above the power supply rail groove 5, the movable power supply wire coil 9 is closely attached to the lower side of the high-frequency power receiving wire coil 13, the movable power supply wire coil 9 generates induced electromotive force on the high-frequency power receiving wire coil 13 through electromagnetic induction, and therefore the electric vehicle 43 is powered.
In fig. 7, the power supply system 1 under the ground is composed of a direction-changing power supply system 32 under the ground and a high-frequency power receiving coil tracing and positioning system 33; the underground turning power supply system 32 comprises a transverse power supply system 34 and a bypass power supply system 35; the high-frequency power receiving wire coil tracing positioning system 33 comprises a motor driving device 36 and an electronic positioning device 37; the transverse power supply system 34 is provided with transverse conductive track grooves 38 which penetrate through lanes on two sides of a road surface and transverse track type high-frequency power supply cables 39 in the transverse conductive track grooves; the bypass power supply system 35 includes a bypass conductive track groove 40 and a bypass track type high frequency power supply cable 41 provided therein; the movable power supply wire reel 9 can freely switch and operate among the power supply rail slot 5, the transverse power supply rail slot 38 and the bypass conductive rail slot 40; the motor driving device 36 is mechanically connected to drive the movable power supply wire tray 9 to switch among the power supply track groove 5, the transverse power supply track groove 38 and the bypass conductive track groove 40; the electronic positioning device 37 is a device for positioning and guiding the movable power supply wire tray 9 which is separated from the electric vehicle to move to a specified position; when the high-frequency power receiving wire coil 13 of the electric automobile is not overlapped and attracted with the movable power supply wire coil 9 up and down, the high-frequency power receiving wire coil 13 of the electric automobile is called an off-line electric automobile 42, and after the high-frequency power receiving wire coil 13 of the electric automobile is overlapped and attracted with the movable power supply wire coil 9 up and down, the high-frequency power receiving wire coil is called an on-line electric automobile 43; when the off-line electric vehicle 42 runs to the power supply system 1 below the ground and needs to supply power, the off-line electric vehicle 42 is properly decelerated and the moving direction of the high-frequency power receiving wire coil 13 is overlapped with the power supply rail groove 5 on a straight line, so that when the high-frequency power receiving wire coil 13 moves to the position of the movable power supply wire coil 9, the high-frequency power receiving wire coil 13 is attracted with the movable power supply wire coil 9 and moves forwards together, the off-line electric vehicle 42 becomes an electric vehicle 43, and the electric vehicle runs by being powered from the movable power supply wire coil 9: when the power-on electric automobile 43 overtakes, the power-on electric automobile 43 needs to deviate from the position of the power supply track groove 5 temporarily to be separated from the power supply, the movable power supply wire disc 9 separated from the power supply still stays in the power supply track groove 5 at this time, and in order to avoid influencing the normal power supply operation of a rear vehicle, the movable power supply wire disc 9 moves to the proper position of the bypass conductive track groove 40 under the drive of the motor drive device 36 and the guide of the electronic positioning device 37 so as to wait for the next power-off electric automobile 42 to be powered; when the off-line electric automobile 42 needs to be powered in the running process, the speed and the direction of the off-line electric automobile 42 are properly adjusted, so that the high-frequency power receiving wire coil 13 on the off-line electric automobile moves to the position of the bypass conductive track groove 40 with the movable power supply wire coil 9 and is attracted with the movable power supply wire coil 9 to be powered to continue running, therefore, the movable power supply wire coil 9 is recycled, and the purposes of optional off-line overtaking and power supply by parallel connection at any time of the electric automobile are achieved. The two dotted lines in the figure represent the median of the road.
In fig. 8, a sine wave ac power supply is connected to a high frequency converting circuit 11 through a wire, the high frequency converting circuit 11 converts a 50 hz sine wave ac into a kilohertz high frequency power supply and then guides the kilohertz high frequency power supply to a track type high frequency power supply cable 6, a movable power supply wire reel 9 is arranged in parallel on the track type high frequency power supply cable 6, and the movable power supply wire reel 9 leads are respectively electrically connected to the track type high frequency power supply cable 6 and can slide in parallel on the track type high frequency power supply cable 6. A high-frequency power receiving wire coil 13 is arranged above the movable power supply wire coil 9, the high-frequency power receiving wire coil 13 and the movable power supply wire coil 9 generate induced electromotive force through electromagnetic induction, current of the induced electromotive force is connected to a rectifying device 16 through a cable, and the rectifying device 16 rectifies the high-frequency current and then supplies the rectified high-frequency current to a storage battery 17 or a driving motor 18 respectively to enable the electric automobile to run.
Claims (6)
1. A synchronous moving induction type pavement electric vehicle power supply method comprises a subsurface power supply system (1) and an above-ground power receiving system (2), and is characterized in that the subsurface power supply system (1) is characterized in that a power supply track groove (5) is longitudinally formed in a pavement (4) of a driving road (3), two track type high-frequency power supply cables (6) are arranged in the power supply track groove (5) in parallel, and the two high-frequency power supply cables (6) are parallel to the pavement (4) and are electrically insulated from the pavement;
a common 50 Hz sine wave alternating current power supply (7) is electrically connected to a high-frequency power supply cable (6) through a high-frequency conversion circuit (8) for converting frequency and waveform, and the high-frequency conversion circuit (8) is a circuit which has the same principle with an induction cooker; a movable power supply wire disc (9) is arranged above the high-frequency power supply cable (6) in parallel, two leads of the movable power supply wire disc (9) are respectively and electrically connected with the high-frequency power supply cable (6), the movable power supply wire disc (6) is a flat plate type winding coil, the shape of the movable power supply wire disc is approximately the same as that of a heating coil of an induction cooker, a sliding device (10) of the movable power supply wire disc (9) is electrically connected with the high-frequency power supply cable (6) and can slide on the high-frequency power supply cable (6) through the sliding device (10), and the movable power supply wire disc (9) is always kept in good electrical contact with the high-frequency power supply cable (6);
the power supply of the high-frequency power supply cable (6) is from a common sine wave alternating current power supply (7) and passes through a high-frequency conversion circuit (11), the high-frequency conversion circuit (11) converts the 50 Hz sine wave alternating current power supply (7) into high-frequency current, the high-frequency current is electrically connected to the high-frequency power supply cable (6), the high-frequency power supply cable (6) further communicates the high-frequency current to a movable power supply wire disc (9) through a sliding device (10), the movable power supply wire disc (9) generates an alternating magnetic field (12), and the plane of the movable power supply wire disc (9) is parallel to the road surface (4) of the road and is approximately flush with the road surface (4);
the ground power receiving system (2) consists of a high-frequency power receiving wire coil (13), a guide connecting rod (14), a connecting wire (15) and a rectifying device (16), wherein the high-frequency power receiving wire coil (13) is electrically connected with the rectifying device (16) through the wire (15), the output end of the rectifying device (16) is electrically connected with a storage battery (17) or a driving motor (18) of an electric automobile, one end of the guide connecting rod (14) is mechanically connected with an automobile chassis (20) through a universal shaft (19), the other end of the guide connecting rod (14) is mechanically connected to the high-frequency power receiving wire coil (13), the high-frequency power receiving wire coil (13) is tightly attached to a road surface (4) and moves synchronously along with the running of the automobile, and the structure and the arrangement mode of a magnetic field shielding magnetic strip (;
the back surfaces of the movable power supply wire coil (9) and the high-frequency power receiving wire coil (13) are both provided with magnetic field shielding magnetic strips (21), and the structure and the arrangement mode of the magnetic field shielding magnetic strips (21) are approximately the same as those of the magnetic strips of the heating coils on the common induction cooker;
the back surfaces of the movable power supply wire coil (9) and the high-frequency power receiving wire coil (13) are provided with permanent magnets (22), when the movable power supply wire coil (9) and the high-frequency power receiving wire coil (13) are overlapped up and down, the permanent magnets at the corresponding positions on the back surfaces of the movable power supply wire coil (9) and the high-frequency power receiving wire coil (13) are correspondingly matched, but the polarities of the upper permanent magnet and the lower permanent magnet (22) are just opposite, so that mutual attraction force is formed, and the permanent magnets (22) with mutual attraction force of the movable power supply wire coil (9) and the high-frequency power receiving wire coil (13) jointly form a synchronous movement device (23);
the movable power supply wire coil (9) and the high-frequency power receiving wire coil (13) are both provided with waterproof wear-resistant protective layers;
when an automobile runs, the high-frequency power receiving wire coil (13) is dragged by the guide connecting rod (14) to be tightly attached to the road surface (4) and synchronously moves along with running of the automobile, at the moment, the movable power supply wire coil (9) is pulled by the attraction force of the synchronous movement device (23) and synchronously moves along with the forward movement of the high-frequency power receiving wire coil (13), an alternating magnetic field generated on the movable power supply wire coil (9) is induced to the high-frequency power receiving wire coil (13), then, the output end of the high-frequency power receiving wire coil (13) generates alternating current, the alternating current is transmitted to the rectifying device (16) through the connecting wire (15), and the current rectified by the rectifying device (16) is transmitted to the corresponding storage battery (17) or the driving motor (18).
2. The method as claimed in claim 1, wherein the step of supplying power to the vehicle, the notch (24) of the power supply rail groove (5) is an open notch (25), namely, the notch (24) is not provided with a cover plate, the movable power supply wire disc (9) at the notch (24) of the power supply rail groove (5) is directly exposed outside, the upper surface of the movable power supply wire disc (9) is basically flush with the road surface (4), when the high-frequency power receiving wire coil (13) moves to the position above the movable power supply wire coil (9), the permanent magnet (22) on the back of the movable power supply wire coil (9) and the permanent magnet (22) on the back of the high-frequency power receiving wire coil (13) are attracted in an opposite direction, so that the movable power supply wire coil (9) and the high-frequency power receiving wire coil (13) are tightly attracted together, and the movable power supply wire coil (9) moves forwards along with the forward movement of the high-frequency power receiving wire coil (13).
3. The method for supplying power to an electric vehicle on a synchronously moving induction type road surface according to claim 1, characterized in that the notch (24) of the power supply rail groove (5) is closed, called a closed notch (26), the closed notch (26) is formed by arranging a thin sheet layer of insulating material at the notch (24) of the power supply rail groove (5), called a closed isolation layer (27), and the closed isolation layer (27) covers the notch (24) and is substantially flush with the road surface (4); the upper surface of the movable power supply wire coil (9) is tightly attached to the lower surface of the closed isolation layer (27), and can slide closely to the closed isolation layer (27), the lower surface of the high-frequency current receiving wire coil (13) closely contacts with the upper surface of the closed isolation layer (27), and can also slide tightly against the closed isolation layer (27), when the high-frequency power receiving wire coil (13) moves to the upper part of the movable power supply wire coil (9), the permanent magnet (22) on the back of the movable power supply wire coil (9) and the permanent magnet (22) on the back of the high-frequency power receiving wire coil (13) are attracted in an opposite way, so that the movable power supply wire coil (9) and the high-frequency power receiving wire coil (13) are tightly attracted together, the movable power supply wire coil (9) moves forwards along with the forward movement of the high-frequency power receiving wire coil (13), and a closed isolating layer (27) is arranged between the movable power supply wire coil (9) and the high-frequency power receiving wire coil (13).
4. The power supply method of the synchronous moving induction type road electric vehicle as claimed in claim 1 or 2, it is characterized in that a waterproof device (28) is arranged at the notch (24) of the power supply rail groove (5), the waterproof device (28) is, a water retaining edge (29) is vertically arranged at the edge of the notch (24), the water retaining edge (29) is strip-shaped, the longitudinal direction of the water retaining device is parallel to the road surface, the upper side (30) of the water retaining edge (29) is combined with the notch (24), the two high-frequency power supply cables (6) are respectively arranged on the back of the water retaining edge (29), when rainwater falls down on the road surface, the rainwater is blocked by the water retaining edge (29) and only flows into the power supply rail groove (5) along the water retaining edge, the high-frequency power supply cable (6) is always dry, a drainage device (30) is arranged in the power supply rail groove (5), and accumulated water in the power supply rail groove (5) is drained out in time by the drainage device (30); the portable power supply line dish (9) both sides are provided with conducting fin (31), and two lead wires of portable power supply line dish (9) are respectively electric connection to conducting fin (31) on its both sides, and conducting fin (31) end overlaps respectively on the high frequency power supply cable (6) of both sides, the electric connection that the overlap joint indicates the slidable, and the principle is roughly the same with the pantograph setting of tram.
5. The power supply method of the synchronous moving induction type pavement electric vehicle as claimed in claim 1, wherein the under-ground power supply system (1) is composed of an under-ground direction-changing power supply system (32) and a high-frequency power receiving coil tracking positioning system (33); the underground turning power supply system (32) comprises a transverse power supply system (34) and a bypass power supply system (35); the high-frequency power receiving wire coil tracing positioning system (33) comprises a motor driving device (36) and an electronic positioning device (37); the transverse power supply system (34) is provided with transverse conductive track grooves (38) which penetrate through lanes on two sides of a road surface and transverse track type high-frequency power supply cables (39) in the transverse conductive track grooves; the bypass power supply system (35) comprises a bypass conductive track groove (40) and a bypass track type high-frequency power supply cable (41) arranged in the bypass conductive track groove; the movable power supply wire tray (9) can freely switch and operate among the power supply track groove (5), the transverse power supply track groove (38) and the bypass conductive track groove (40); the motor driving device (36) is mechanically connected to drive the movable power supply wire disc (9) to switch and operate among the power supply track groove (5), the transverse power supply track groove (38) and the bypass conductive track groove (40); the electronic positioning device (37) is a device for positioning and guiding the movable power supply wire disc (9) separated from the electric vehicle to move to a specified position; when the high-frequency power receiving wire coil (13) of the electric automobile is not overlapped and attracted with the movable power supply wire coil (9) up and down, the electric automobile is called as an off-line electric automobile (42), and after the high-frequency power receiving wire coil (13) of the electric automobile is overlapped and attracted with the movable power supply wire coil (9) up and down, the electric automobile is called as a power-on electric automobile (43); when the off-line electric automobile (42) runs to the position of the power supply system (1) below the ground and needs to be supplied with power, the off-line electric automobile (42) is properly decelerated, the moving direction of the high-frequency power receiving wire coil (13) is overlapped with the power supply track groove (5) on the same straight line, so that when the high-frequency power receiving wire coil (13) moves to the position of the movable power supply wire coil (9), the high-frequency power receiving wire coil (13) is attracted with the movable power supply wire coil (9) and moves forwards together, the off-line electric automobile (42) becomes the power-obtaining electric automobile (43), and the electric automobile accordingly obtains power from the movable power supply wire coil (9) to operate: when the power-on electric automobile (43) overtakes, the power-on electric automobile (43) needs to deviate from the position of the power supply track groove (5) temporarily to be separated from the power supply, the movable power supply wire disc (9) separated from the power supply still stays in the power supply track groove (5) at the moment, and in order to avoid influencing the normal power supply operation of a rear vehicle, the movable power supply wire disc (9) is moved to the proper position of the bypass conductive track groove (40) under the driving of the motor driving device (36) and the guiding of the electronic positioning device (37) so as to wait for the next power-off electric automobile (42) to be powered; when the off-line electric automobile (42) needs to be powered in the running process, the speed and the direction of the off-line electric automobile (42) are properly adjusted, so that the high-frequency power receiving wire coil (13) on the off-line electric automobile moves to the position where the bypass conductive track groove (40) is provided with the movable power supply wire coil (9) and is attracted with the movable power supply wire coil to be powered for continuous running, and therefore the cyclic utilization of the movable power supply wire coil (9) is realized, and the purposes of optional off-line overtaking and power supply at any time of the electric automobile are realized.
6. The method for supplying power to an electric vehicle on a synchronously moving induction type road surface according to claim 1, which is characterized in that the method comprises the steps of providing a rail type guiding device (44), wherein the rail type guiding device (44) comprises a magnetic conductive guide rail (45) on a power supply rail groove (5) and a permanent magnetic suction head (46) on a high-frequency power receiving wire coil (13); the magnetic conductive guide rail (45) is characterized in that two conductive iron strips parallel to the road surface are arranged at the positions, close to the road surface (4), of grooves at two sides of the power supply rail groove (5), a plurality of iron strips are connected to form the magnetic conductive guide rail (45), the magnetic conductive guide rail (45) is divided into a planar magnetic conductive guide rail (46) and a groove-shaped magnetic conductive guide rail (47), the surface of the planar magnetic conductive guide rail (46) is approximately flush with the road surface (4), and the bottom of a groove is lower than the road surface (4); permanent magnetism suction head (46) sets up ear wing (48) in high frequency electric wire receiving coil (13) both sides, set up the permanent magnet on ear wing (48), constitute permanent magnetism suction head (46), magnetic conductivity guide rail (45) equidistance of permanent magnetism suction head (46) interval and power supply track groove (5) both sides, move to magnetic conductivity guide rail (45) department when high frequency electric wire receiving coil (13), permanent magnetism suction head (46) adsorb at magnetic conductivity guide rail (45), move ahead along magnetic conductivity guide rail (45), reach the purpose of guide high frequency electric wire receiving coil (13) along power supply track groove (5) operation.
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