CN109606148B - Vertical energy storage type wireless charging road system and method - Google Patents
Vertical energy storage type wireless charging road system and method Download PDFInfo
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- CN109606148B CN109606148B CN201910028160.XA CN201910028160A CN109606148B CN 109606148 B CN109606148 B CN 109606148B CN 201910028160 A CN201910028160 A CN 201910028160A CN 109606148 B CN109606148 B CN 109606148B
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/12—Electric charging stations
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/14—Plug-in electric vehicles
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/16—Information or communication technologies improving the operation of electric vehicles
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Abstract
The invention discloses a vertical energy storage type wireless charging road system and a method; the system mainly comprises a road power transmitting device and a power receiving device of the electric vehicle, the side-standing charging wall body acts on two coil circuits on two sides of the road, the charging speed is improved, the endurance mileage of the electric vehicle is effectively improved, the system identifies and records information on the vehicle, and the one-to-many charging state can be realized. The system meets the road requirements of different lengths or types through module splicing, and is beneficial to improving the system installation efficiency. The system is internally provided with an energy storage system, the built-in storage battery is charged through the arranged solar collector plate, the storage battery can charge energy for the vehicle through system monitoring, the power grid system can also be fed back, the power grid can also charge energy, the charging system can effectively utilize the light energy to generate electricity, a certain electric energy storage effect is achieved, and the power grid regulation is facilitated. The storage battery can adopt power batteries which are utilized in a gradient way, and is beneficial to the resource utilization of the battery.
Description
Technical Field
The invention relates to wireless charging, in particular to a vertical energy storage type wireless charging road system and a method.
Background
Currently, electric vehicles are an important development industry, and the number of electric vehicles is increasing, but long-distance endurance still limits the development of electric vehicles. If the automobile can be charged in the road driving process, the cruising ability of the automobile can be effectively improved, the charging efficiency is improved, the driving time is fully utilized, and the electric automobile can be further promoted. The wireless charging road is an effective means for achieving the aim, but the wireless charging road of the electric automobile adopts a buried plane structure at present, the road surface is basically required to be reconstructed, and the road which is already built is required to be excavated and constructed for transformation. The road system has the advantages of large construction quantity, high engineering consumption, long construction period and inconvenient maintenance, and restricts the popularization and development of electric automobiles. The peak clipping and valley filling of the power grid are beneficial to the stability of the power grid, and the current wireless charging road system is directly powered by an external power supply, so that the stability of the load of the power grid is not beneficial.
Disclosure of Invention
The present invention is directed to a vertical energy-storage wireless charging road system and method, which overcomes the drawbacks and shortcomings of the prior art. The invention allows the electric automobile to charge the power battery in the normal road driving process, effectively improves the driving mileage of the electric automobile, stores energy for the system through the solar collector plate, can receive power grid control, can charge the system by the power grid, can feed back electric energy to the power grid by the energy storage system, and is a system device which is assembled by standardized modules, allows disassembly and assembly movement and realizes rapid assembly on the road.
The invention is realized by the following technical scheme:
a vertical energy storage type wireless charging road system comprises power transmitting devices 1 which are installed at two sides of a road in a modularized mode and power receiving devices 2 which are installed on an electric automobile; the power transmitting device 1 comprises a front upright post and a rear upright post which are laterally erected at two sides of a driving road, and a strip-shaped charging wall body erected between the front upright post and the rear upright post;
the charging wall body is provided with a transmitter coil 1-1 for outputting electric energy;
the front upright post and the rear upright post are respectively provided with a transmitter communication identification device 1-2;
the power receiving device 2 includes an energy receiving device 2-1 for receiving electric energy emitted from the transmitter coil 1-1, and a receiver communication identifying device 2-2 for receiving a signal transmitted from the transmitter communication identifying device 1-2.
The power transmitting device 1 further comprises an energy storage system 1-9, a series resonant circuit 1-3, a circuit control module 1-4 and an MCU transmitter controller 1-5;
the energy storage system 1-9 comprises a solar collector plate 1-9-1 arranged on the back surface of a charging wall body and a storage battery 1-9-2 arranged on a front upright post or a rear upright post; the electric energy generated by the solar collector plate 1-9-1 is stored by the storage battery 1-9-2;
one end of the circuit control module 1-4 is sequentially connected with one end of the series resonant circuit 1-3 and one end of the transmitter coil 1-1; the other end of the transmitter coil 1-1 and the other end of the circuit control module 1-4 are respectively connected with the anode and the cathode of the storage battery 1-9-2 or an external power supply;
the transmitter communication identification device 1-2 is sequentially connected with the MCU transmitter controller 1-5 and the circuit control module 1-4.
After the transmitter communication identification device 1-2 identifies the vehicle and receives the charging information, the MCU transmitter controller 1-5 controls the circuit control module 1-4 to select the storage battery 1-9-2 or an external power supply and close the circuit of the transmitter coil 1-1; at the same time, the MCU transmitter controller 1-5 causes the series resonant circuit 1-3 to generate a resonant frequency through the AC/DC converter 1-6.
The transmitter communication identification device 1-2 comprises a front communicator 1-2-1, a front identifier 1-2-2, a rear communicator 1-2-3 and a rear identifier 1-2-4;
the front communicator 1-2-1 and the front identifier 1-2-2 are arranged on the front upright post and are responsible for communication when a vehicle enters;
the rear communicator 1-2-3 and the rear recognizer 1-2-4 are arranged on the rear upright post and are responsible for communication when the vehicle leaves.
The receiver communication identification device 2-2 of the power receiving device 2 and the energy receiving device 2-1 are connected in sequence; the receiver communication identification device 2-2 is arranged at the front end of the vehicle;
the energy receiving device 2-1 comprises a voltage regulator 2-1-4, a full-bridge rectifier 2-1-3, a power extraction block 2-1-2, a DC/AC converter 2-1-6, an MCU receiver controller 2-1-1 and a control module 2-1-5;
the power extraction block 2-1-2 includes a receiving coil 2-1-2-1 and a tuner 2-1-2-2;
the voltage regulator 2-1-4, the full-bridge rectifier 2-1-3, the power extraction block 2-1-2, the DC/AC converter 2-1-6 and the MCU receiver controller 2-1-1 are connected in sequence;
the control module 2-1-5 is respectively connected with the full-bridge rectifier 2-1-3, the tuner 2-1-2-2 and the DC/AC converter 2-1-6;
when receiving a charging command, the MCU receiver controller 2-1-1 sends out charging information from the receiver communication identification device 2-2 and receives resonance frequency information of a circuit transmitted from the transmitter communication identification device 1-2;
the MCU receiver controller 2-1-1 enables the control module 2-1-5 to be connected with a coil circuit and the tuner 2-1-2-2 to generate the same resonance frequency as the resonance frequency information sent by the transmitter communication identification device 1-2 through the DC/AC converter 2-1-6;
the alternating current generated by the receiving coil 2-1-2-1 is converted into direct current through the full bridge rectifier 2-1-3, and the direct current is regulated into the charging voltage required by the battery pack through the voltage regulator 2-1-4.
A method for charging a vehicle by a vertical energy storage wireless charging road system, comprising the following steps:
storage battery charging step of energy storage system
The energy storage system 1-9 judges the electric quantity of the storage battery 1-9-2 through the solar collector plate 1-9-1, and if the electric quantity of the storage battery 1-9-2 is insufficient, the electric energy collected by the solar collector plate 1-9-1 charges the storage battery 1-9-2; if the electric quantity of the storage battery 1-9-2 is sufficient, the MCU receiver controller 2-1 judges whether to charge the vehicle, and the electric energy collected by the solar collector plate 1-9-1 when the vehicle is charged is directly output to the energy receiving device 2-1 of the vehicle through the transmitter coil 1-1 after being switched by the circuit control module 1-4; if the MCU receiver controller 2-1-1 receives a command of power grid regulation, the electric energy collected by the solar collector plate 1-9-1 or the electric energy of the storage battery 1-9-2 can be transmitted to the power grid after being switched by the circuit control module 1-4, or the electric energy of the peak valley of the power grid is regulated to charge or store the energy of the storage battery;
charging step of running vehicle
In the vehicle charging process, a driver sends out charging information through a control console, a receiver communication identification device 2-2 of the vehicle sends out charging signals after receiving the information, and when a transmitter communication identification device 1-2 beside a road receives the information, an MCU transmitter controller 1-5 judges the current electric quantity of a storage battery 1-9-2 according to an energy storage system 1-9 so as to control a circuit control module 1-4 to select the storage battery 1-9-2 or an external power supply, send out working information to a series resonant circuit 1-3 and then convert the working information by a DC/AC converter 2-1-6; at the same time, the transmitter communication identification device 1-2 communicates the resonance frequency, causing the tuner 2-1-2-2 in the power extraction block 2-1-2 of the vehicle to generate the same frequency;
when the vehicle turns off the charging signal or leaves the charging area formed by the transmitter coil 1-1, the power transmitting device 1 turns off the power supply of the transmitter coil 1-1, thereby completing the charging of the running vehicle.
Compared with the prior art, the invention has the following advantages and effects:
the wireless charging road system provided by the invention realizes magnetic resonance wireless charging by using the series resonant circuit, and the automobile can realize charging when running on a normal road. The charging circuit composed of two receiving coils is arranged on two sides of the automobile body or the automobile door, so that the charging speed of the automobile is improved. Through gathering solar energy, reduce the reliance and the consumption to current electric wire netting, can also charge the energy to the electric wire netting when electric wire netting high load state, in peak valley time quantum, external power source can charge energy storage system, is favorable to adjusting the electric wire netting.
The road power transmitting device of the wireless charging system can be arranged on one side of a lane, does not need to carry out a great amount of reconstruction construction on an established road surface, can be quickly disassembled and assembled through the device of the standard module to move, effectively reduces the road upgrading cost, has a simple charging mode, can realize one-to-many charging states at the same time, effectively improves the endurance mileage of the electric vehicle, and is beneficial to popularization of development of the electric vehicle.
Drawings
Fig. 1 is a schematic diagram of the overall structure of the present invention.
FIG. 2 is a schematic diagram of a power transmitter located on both sides of a roadway according to the present invention.
Fig. 3 is a schematic circuit diagram of a power receiving device of the present invention on a vehicle.
Fig. 4 is a schematic diagram of the operation of the system of the present invention.
Detailed Description
The present invention will be described in further detail with reference to specific examples.
Examples
As shown in fig. 1-4. The invention discloses a vertical energy storage type wireless charging road system, which comprises power transmitting devices 1 arranged at two sides of a road in a modularized manner and power receiving devices 2 arranged on an electric automobile; the power transmitting device 1 comprises a front upright post and a rear upright post which are laterally erected at two sides of a driving road, and a strip-shaped charging wall body erected between the front upright post and the rear upright post;
the charging wall body is provided with a transmitter coil 1-1 for outputting electric energy;
the front upright post and the rear upright post are respectively provided with a transmitter communication identification device 1-2;
the power receiving device 2 includes an energy receiving device 2-1 for receiving electric energy emitted from the transmitter coil 1-1, and a receiver communication identifying device 2-2 for receiving a signal transmitted from the transmitter communication identifying device 1-2.
The power transmitting device 1 further comprises an energy storage system 1-9, a series resonant circuit 1-3, a circuit control module 1-4 and an MCU transmitter controller 1-5;
the energy storage system 1-9 comprises a solar collector plate 1-9-1 arranged on the back surface of a charging wall body and a storage battery 1-9-2 arranged on a front upright post or a rear upright post; the electric energy generated by the solar collector plate 1-9-1 is stored by the storage battery 1-9-2;
one end of the circuit control module 1-4 is sequentially connected with one end of the series resonant circuit 1-3 and one end of the transmitter coil 1-1; the other end of the transmitter coil 1-1 and the other end of the circuit control module 1-4 are respectively connected with the anode and the cathode of the storage battery 1-9-2 or an external power supply;
the transmitter communication identification device 1-2 is sequentially connected with the MCU transmitter controller 1-5 and the circuit control module 1-4.
After the transmitter communication identification device 1-2 identifies the vehicle and receives the charging information, the MCU transmitter controller 1-5 controls the circuit control module 1-4 to select the storage battery 1-9-2 or an external power supply and close the circuit of the transmitter coil 1-1; at the same time, the MCU transmitter controller 1-5 causes the series resonant circuit 1-3 to generate a resonant frequency through the AC/DC converter 1-6.
The transmitter communication identification device 1-2 comprises a front communicator 1-2-1, a front identifier 1-2-2, a rear communicator 1-2-3 and a rear identifier 1-2-4;
the front communicator 1-2-1 and the front identifier 1-2-2 are arranged on the front upright post and are responsible for communication when a vehicle enters;
the rear communicator 1-2-3 and the rear recognizer 1-2-4 are arranged on the rear upright post and are responsible for communication when the vehicle leaves.
The receiver communication identification device 2-2 of the power receiving device 2 and the energy receiving device 2-1 are connected in sequence; the receiver communication identification device 2-2 is arranged at the front end of the vehicle;
the energy receiving device 2-1 comprises a voltage regulator 2-1-4, a full-bridge rectifier 2-1-3, a power extraction block 2-1-2, a DC/AC converter 2-1-6, an MCU receiver controller 2-1-1 and a control module 2-1-5;
the power extraction block 2-1-2 includes a receiving coil 2-1-2-1 and a tuner 2-1-2-2;
the voltage regulator 2-1-4, the full-bridge rectifier 2-1-3, the power extraction block 2-1-2, the DC/AC converter 2-1-6 and the MCU receiver controller 2-1-1 are connected in sequence;
the control module 2-1-5 is respectively connected with the full-bridge rectifier 2-1-3, the tuner 2-1-2-2 and the DC/AC converter 2-1-6;
when receiving a charging command, the MCU receiver controller 2-1-1 sends out charging information from the receiver communication identification device 2-2 and receives resonance frequency information of a circuit transmitted from the transmitter communication identification device 1-2;
the MCU receiver controller 2-1-1 enables the control module 2-1-5 to be connected with a coil circuit and the tuner 2-1-2-2 to generate the same resonance frequency as the resonance frequency information sent by the transmitter communication identification device 1-2 through the DC/AC converter 2-1-6;
the alternating current generated by the receiving coil 2-1-2-1 is converted into direct current through the full-bridge rectifier 2-1-3, the direct current is regulated to the charging voltage required by the battery pack through the voltage regulator 2-1-4, and constant voltage charging is provided for the battery pack to avoid damage.
The circuit control module 1-4 establishes different electric energy utilization modes according to the electric quantity residual state of the energy storage system by receiving a command from the MCU transmitter controller 1-5, and performs closing and opening control on a circuit formed by the transmitter coil, the cable and an external power supply or the energy storage system.
The MCU transmitter controller 1-5 processes the signals and sends control commands, the MCU transmitter controller is provided with a timing function for charging the charging, the MCU receiver controller sends communication commands to the receiver communication identification device and receives information from the automobile battery and the whole automobile control, and the control circuit control module 1-4 is used for switching on and switching off the receiving coils to control the charging state.
The receiving coil of the vehicle and the transmitter coil of the power transmitting device generate the same resonant frequency under the adjustment of the respective series resonant circuits so as to enter magnetic resonance wireless charging, and the vehicle is charged with high efficiency and long distance, wherein the maximum charging distance is about 1 meter, and only the nearest lane vehicle is served, and the specific distance is related to the technical development.
When a vehicle (electric automobile) needs to be charged, the receiver communication identification device 2-2 sends out a charging signal and vehicle battery information configuration and power control information, and the transmitter communication identification device 1-2 of the power transmitting device 1 only receives the charging signal sent out by the transmitter communication identification device 1-2, so that the vehicle can be charged, and unnecessary energy consumption is reduced.
The receiving coils can be positioned on the left side and the right side of the vehicle body of the vehicle, and can be provided with two receiving coils and the circuit provided by the invention, so that the path increase of receiving electric energy is increased during charging, and the charging speed is provided.
The invention adopts the modularized road power transmitting device to realize rapid standardized production, can realize splice installation and fixation on the built road, can rapidly realize installation, can rapidly remove the road when the road needs to be replaced, and improves the road maintenance efficiency.
The invention adopts the energy storage system formed by the solar collector plates, and when the electric energy of the energy storage system is lower than a certain value, the external power supply is connected, and the connection process is carried out by the circuit control module. Meanwhile, in the power consumption peak state of high load of the power grid, the energy storage system can charge the power grid, and in the power consumption valley time period, the external power supply can charge the energy storage system, so that the power grid can be regulated.
The invention relates to a process for charging a vehicle by a vertical energy storage type wireless charging road system, which comprises the following steps:
storage battery charging step of energy storage system
The energy storage system 1-9 judges the electric quantity of the storage battery 1-9-2 through the solar collector plate 1-9-1, and if the electric quantity of the storage battery 1-9-2 is insufficient, the electric energy collected by the solar collector plate 1-9-1 charges the storage battery 1-9-2; if the electric quantity of the storage battery 1-9-2 is sufficient, the MCU receiver controller 2-1 judges whether to charge the vehicle, and the electric energy collected by the solar collector plate 1-9-1 when the vehicle is charged is directly output to the energy receiving device 2-1 of the vehicle through the transmitter coil 1-1 after being switched by the circuit control module 1-4; if the MCU receiver controller 2-1-1 receives a command of power grid regulation, the electric energy collected by the solar collector plate 1-9-1 or the electric energy of the storage battery 1-9-2 can be transmitted to the power grid after being switched by the circuit control module 1-4, or the electric energy of the peak valley of the power grid is regulated to charge or store the energy of the storage battery;
charging step of running vehicle
In the vehicle charging process, a driver sends out charging information through a control console, a receiver communication identification device 2-2 of the vehicle sends out charging signals after receiving the information, and when a transmitter communication identification device 1-2 beside a road receives the information, an MCU transmitter controller 1-5 judges the current electric quantity of a storage battery 1-9-2 according to an energy storage system 1-9 so as to control a circuit control module 1-4 to select the storage battery 1-9-2 or an external power supply, send out working information to a series resonant circuit 1-3 and then convert the working information by a DC/AC converter 2-1-6; at the same time, the transmitter communication identification device 1-2 communicates the resonance frequency, causing the tuner 2-1-2-2 in the power extraction block 2-1-2 of the vehicle to generate the same frequency;
when the vehicle turns off the charging signal or leaves the charging area formed by the transmitter coil 1-1, the power transmitting device 1 turns off the power supply of the transmitter coil 1-1, thereby completing the charging of the running vehicle.
The invention realizes the magnetic resonance wireless charging by utilizing the series resonance circuit, the power transmitting device of the system is arranged at one side of a lane, the standardized and modularized road power transmitting device unit is adopted to realize the rapid splicing, the large amount of reconstruction construction is not needed to be carried out on the built road surface, the road upgrading cost is effectively reduced, and meanwhile, the rapid replacement and the disassembly can be realized, and the maintenance and the replacement can be effectively realized.
As described above, the present invention can be preferably realized.
The embodiments of the present invention are not limited to the above examples, and any other changes, modifications, substitutions, combinations, and simplifications that do not depart from the spirit and principles of the invention should be made and equivalents should be construed as falling within the scope of the invention.
Claims (2)
1. A vertical energy storage type wireless charging road system comprises power transmitting devices (1) which are installed at two sides of a road in a modularized mode and power receiving devices (2) which are installed on an electric automobile; the method is characterized in that:
the power transmitting device (1) comprises a front upright post and a rear upright post which are laterally erected at two sides of a running road, and a strip-shaped charging wall body erected between the front upright post and the rear upright post;
the charging wall body is provided with a transmitter coil (1-1) for outputting electric energy;
the front upright post and the rear upright post are respectively provided with a transmitter communication identification device (1-2);
the power receiving device (2) comprises an energy receiving device (2-1) for receiving the electric energy emitted by the transmitter coil (1-1), and a receiver communication identifying device (2-2) for receiving the signal emitted by the transmitter communication identifying device (1-2);
the power transmitting device (1) further comprises an energy storage system (1-9), a series resonant circuit (1-3), a circuit control module (1-4) and an MCU transmitter controller (1-5);
the energy storage system (1-9) comprises a solar collector plate (1-9-1) arranged on the back surface of a charging wall body and a storage battery (1-9-2) arranged on a front upright post or a rear upright post; the electric energy generated by the solar collector plate (1-9-1) is stored by the storage battery (1-9-2);
one end of the circuit control module (1-4) is sequentially connected with one end of the series resonant circuit (1-3) and one end of the transmitter coil (1-1); the other end of the transmitter coil (1-1) and the other end of the circuit control module (1-4) are respectively connected with the anode and the cathode of the storage battery (1-9-2) or an external power supply;
the transmitter communication identification device (1-2) is sequentially connected with the MCU transmitter controller (1-5) and the circuit control module (1-4);
after the transmitter communication identification device (1-2) identifies the vehicle and receives the charging information, the MCU transmitter controller (1-5) controls the circuit control module (1-4) to select the storage battery (1-9-2) or the external power supply and close the circuit of the transmitter coil (1-1); simultaneously, the MCU transmitter controller (1-5) enables the series resonant circuit (1-3) to generate resonant frequency through the AC/DC converter (1-6);
the transmitter communication identification device (1-2) comprises a front communicator (1-2-1), a front identifier (1-2-2), a rear communicator (1-2-3) and a rear identifier (1-2-4);
the front communicator (1-2-1) and the front identifier (1-2-2) are arranged on the front upright post and are responsible for communication when a vehicle enters;
the rear communicator (1-2-3) and the rear identifier (1-2-4) are arranged on the rear upright post and are responsible for communication when the vehicle leaves;
the receiver communication identification device (2-2) of the power receiving device (2) and the energy receiving device (2-1) are connected in sequence; the receiver communication identification device (2-2) is arranged at the front end of the vehicle;
the energy receiving device (2-1) comprises a voltage regulator (2-1-4), a full-bridge rectifier (2-1-3), a power extraction block (2-1-2), a DC/AC converter (2-1-6), an MCU receiver controller (2-1-1) and a control module (2-1-5);
the power extraction block (2-1-2) comprises a receiving coil (2-1-2-1) and a tuner (2-1-2-2);
the voltage regulator (2-1-4), the full-bridge rectifier (2-1-3), the power extraction block (2-1-2), the DC/AC converter (2-1-6) and the MCU receiver controller (2-1-1) are connected in sequence;
the control module (2-1-5) is respectively connected with the full-bridge rectifier (2-1-3), the tuner (2-1-2-2) and the DC/AC converter (2-1-6);
when receiving a charging command, the MCU receiver controller (2-1-1) sends out charging information from the receiver communication identification device (2-2) and receives resonance frequency information of a circuit transmitted from the transmitter communication identification device (1-2);
the MCU receiver controller (2-1-1) enables the control module (2-1-5) to be connected with a coil circuit through the DC/AC converter (2-1-6) and the tuner (2-1-2-2) to generate the same resonance frequency as the resonance frequency information sent by the transmitter communication identification device (1-2);
the alternating current generated by the receiving coil (2-1-2-1) is converted into direct current through the full-bridge rectifier (2-1-3), and the direct current is regulated into the charging voltage required by the battery pack through the voltage regulator (2-1-4).
2. A method of charging a vehicle using the vertical energy storage wireless charging roadway system of claim 1, comprising the steps of:
and a storage battery charging step of an energy storage system:
the energy storage system (1-9) judges the electric quantity of the storage battery (1-9-2) through the solar collector plate (1-9-1), and if the electric quantity of the storage battery (1-9-2) is insufficient, the electric energy collected by the solar collector plate (1-9-1) charges the storage battery (1-9-2); if the electric quantity of the storage battery (1-9-2) is sufficient, the MCU receiver controller (2-1-1) judges whether to charge the vehicle, and the electric energy collected by the solar collector plate (1-9-1) when the vehicle is charged is directly output to the energy receiving device (2-1) of the vehicle through the transmitter coil (1-1) after being switched by the circuit control module (1-4); if the MCU receiver controller (2-1-1) receives a command of power grid regulation, the electric energy collected by the solar collector plate (1-9-1) or the electric energy of the storage battery (1-9-2) can be transmitted to the power grid after being switched by the circuit control module (1-4), or the electric energy of the peak valley of the power grid is regulated to charge or store the energy of the storage battery;
and a step of charging the running vehicle:
in the vehicle charging process, a driver sends out charging information through a control console, a receiver communication identification device (2-2) of the vehicle sends out charging signals after receiving the information, an MCU transmitter controller (1-5) judges the current electric quantity of a storage battery (1-9-2) according to an energy storage system (1-9) after receiving the information by a transmitter communication identification device (1-2) beside a road so as to control a circuit control module (1-4) to select the storage battery (1-9-2) or an external power supply, and sends out working information to a series resonant circuit (1-3) and then the working information is converted by a DC/AC converter (2-1-6); simultaneously, the transmitter communication identification device (1-2) communicates the resonant frequency to cause the tuner (2-1-2-2) in the power extraction block (2-1-2) of the vehicle to generate the same frequency;
the power transmitting device (1) turns off the power supply of the transmitter coil (1-1) when the vehicle turns off a charging signal or leaves a charging area formed by the transmitter coil (1-1), thereby completing the charging of the running vehicle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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| CN104779685B (en) * | 2015-03-26 | 2017-02-22 | 华南农业大学 | Wireless charging system for electric vehicle |
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