CN109038742A - A kind of wireless charging system - Google Patents
A kind of wireless charging system Download PDFInfo
- Publication number
- CN109038742A CN109038742A CN201810935437.2A CN201810935437A CN109038742A CN 109038742 A CN109038742 A CN 109038742A CN 201810935437 A CN201810935437 A CN 201810935437A CN 109038742 A CN109038742 A CN 109038742A
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- Prior art keywords
- signal
- circuit
- wake
- connect
- wireless communication
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- 238000004891 communication Methods 0.000 claims abstract description 92
- 238000009434 installation Methods 0.000 claims abstract description 20
- 238000012790 confirmation Methods 0.000 claims abstract description 16
- 239000003381 stabilizer Substances 0.000 claims description 25
- 239000003990 capacitor Substances 0.000 claims description 21
- 238000006243 chemical reaction Methods 0.000 claims description 15
- 230000005611 electricity Effects 0.000 claims description 14
- 230000002618 waking effect Effects 0.000 claims description 6
- 230000005622 photoelectricity Effects 0.000 claims description 3
- 230000008878 coupling Effects 0.000 claims description 2
- 238000010168 coupling process Methods 0.000 claims description 2
- 238000005859 coupling reaction Methods 0.000 claims description 2
- 230000005540 biological transmission Effects 0.000 description 7
- 238000010586 diagram Methods 0.000 description 4
- 230000003287 optical effect Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 2
- 230000000087 stabilizing effect Effects 0.000 description 1
Classifications
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- H02J7/025—
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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
- H02J50/12—Circuit arrangements or systems for wireless supply or distribution of electric power using inductive coupling of the resonant type
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- H04B5/79—
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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
- Y02T90/14—Plug-in electric vehicles
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/16—Information or communication technologies improving the operation of electric vehicles
Abstract
The present invention provides a kind of wireless charging system, comprising: ground installation and vehicle end equipment；Ground installation includes the first wireless communication module；Vehicle end equipment includes wake-up circuit, accessory power supply, the second wireless communication module, power circuit and entire car controller；Wake-up circuit controls the connection between turn-on power circuit and accessory power supply for receiving wake-up signal, and under the control of wake-up signal, so that power circuit sends drive voltage signal to accessory power supply；Accessory power supply is used to send first control signal to the second wireless communication module according to drive voltage signal；Second wireless communication module, which is used to be sent according to wireless charging confirmation signal to entire car controller, wakes up vehicle signal.In this way, wake-up circuit can receive wake-up signal, and can control the connection between turn-on power circuit and accessory power supply under the control of wake-up signal, second wireless communication module can send to entire car controller and wake up vehicle signal, and vehicle wake on wireless charging system may be implemented.
Description
Technical field
The present invention relates to automotive field more particularly to a kind of wireless charging systems.
Background technique
In the prior art, vehicle can not wake on wireless charging system.For example, having wake-up due to the power supply of vehicle end equipment
The function of vehicle.But under vehicle after electricity, do not have the function of vehicle wake on wireless charging system.Alternatively, vehicle end equipment has
High pressure wake-up circuit, the program can wake up vehicle.But vehicle can not wake on wireless charging system, i.e. vehicle can not initiate to fill
Electric current journey.Therefore, in the prior art, vehicle can not wake on wireless charging system.
Summary of the invention
The embodiment of the present invention provides a kind of wireless charging system, with solve in the prior art, vehicle can not wake on wireless fill
The problem of electric system.
In order to solve the above-mentioned technical problem, the embodiment of the invention provides a kind of wireless charging systems, comprising:
Ground installation and vehicle end equipment；
The ground installation includes the first wireless communication module；
The vehicle end equipment includes wake-up circuit, accessory power supply, the second wireless communication module, power circuit and full-vehicle control
Device, the wake-up circuit are connect with the accessory power supply, and the accessory power supply is connect with second wireless communication module, described
Second wireless communication module is connect with the entire car controller, and the power circuit is connect with the wake-up circuit；
For the wake-up circuit for receiving wake-up signal, and under the control of the wake-up signal, the electricity is connected in control
Connection between source circuit and the accessory power supply, so that the power circuit sends driving voltage letter to the accessory power supply
Number；
The accessory power supply is used to send the first control to second wireless communication module according to the drive voltage signal
Signal processed；
Second wireless communication module according to the first control signal to first wireless communication module for sending out
Send wireless charging request signal；
First wireless communication module is used for according to the wireless charging request signal to second radio communication mold
Block sends wireless charging confirmation signal；
Second wireless communication module according to the wireless charging confirmation signal to the entire car controller for sending
Wake up vehicle signal.
Optionally, the ground installation further includes launch driving circuit and transmitting coil, and the vehicle end equipment further includes connecing
Take-up circle and signal conversion circuit；
The wake-up signal includes starting voltage signal；
The launch driving circuit is used to provide power signal for the transmitting coil, so that the transmitting coil emits
The power signal；
The power signal is sent to the signal and converts electricity by the receiving coil for receiving the power signal
Road；
The signal conversion circuit is used to the power signal being converted to the starting voltage signal；
The wake-up circuit includes the first wake-up sub-circuit, and the signal conversion circuit and described first wake up sub-circuit and connect
It connects；Described first, which wakes up sub-circuit, is used for according to the starting voltage signal, and the power circuit and the auxiliary is connected in control
Connection between power supply.
Optionally, the first wake-up sub-circuit includes division module and switch module, wherein
The division module obtains branch pressure voltage signal for dividing to the starting voltage signal；
The switch module is used for according to the branch pressure voltage signal, and the power circuit and auxiliary electricity is connected in control
Connection between source.
Optionally, the division module includes the first divider resistance, the second divider resistance, derided capacitors and partial pressure pressure stabilizing
Pipe；
The first end of first divider resistance accesses the starting voltage signal；
The first end and the derided capacitors of the second end of first divider resistance and second divider resistance
First end connection, the first end of the derided capacitors are connect with the first end of second divider resistance, the derided capacitors
Second end is connect with the anode of the partial pressure voltage-stabiliser tube, the cathode and the second of second divider resistance of the partial pressure voltage-stabiliser tube
End connection；
The cathode of the partial pressure voltage-stabiliser tube is for exporting the branch pressure voltage signal.
Optionally, the switch module includes switching transistor, switch voltage-stabilizing pipe, switch resistance, the first photoelectrical coupler
And output resistance；
The base stage of the switching transistor accesses the branch pressure voltage signal；
The collector of the switching transistor is connect with the second end of first divider resistance, the switching transistor
Base stage is connect with the cathode of the partial pressure voltage-stabiliser tube, and the anode of the emitter of the switching transistor and the switch voltage-stabilizing pipe connects
It connects, the cathode of the switch voltage-stabilizing pipe is connect with the first end of the switch resistance；
The first input end of first photoelectrical coupler is connect with the second end of the switch resistance, first photoelectricity
Second input terminal of coupler is connect with the first end of the output resistance, the first output end of first photoelectrical coupler with
The second end connection of the anode and the derided capacitors of the partial pressure voltage-stabiliser tube, the second output of first photoelectrical coupler
End is connect with the accessory power supply, and the second end of the output resistance is connect with the power circuit.
Optionally, the vehicle end equipment further includes remote information processor, and the wake-up circuit includes the second wake-up son electricity
Road, the remote information processor are connect with the second wake-up sub-circuit；
The wake-up signal includes level signal；
The remote information processor, which is used to wake up sub-circuit to described second, sends the level signal；
Described second, which wakes up sub-circuit, is used for according to the level signal, and the power circuit and the auxiliary is connected in control
Connection between power supply.
Optionally, it is described second wake up sub-circuit include the second photoelectrical coupler and wake up resistance, the power circuit with
The first end connection for waking up resistance, the first input end and the remote information processor of second photoelectrical coupler connect
It connects, the second input terminal of second photoelectrical coupler is connect with the second end for waking up resistance, second photoelectric coupling
First output end of device is connect with ground wire, and the second output terminal of second photoelectrical coupler is connect with the accessory power supply；
The first input end of second photoelectrical coupler accesses the level signal；
Second photoelectrical coupler is used for according to the level signal, and the power circuit and the auxiliary is connected in control
Connection between power supply.
Optionally, the remote information processor is also used to receive the second control signal of terminal transmission；
The remote information processor is used for according to the second control signal to the first of second photoelectrical coupler
Input terminal sends the level signal.
Optionally, the vehicle end equipment further includes vehicle end control panel, and vehicle end control panel is connect with the accessory power supply,
And vehicle end control panel is connect with second wireless communication module；
The accessory power supply is used to send enabling signal to vehicle end control panel according to the drive voltage signal；
Vehicle end control panel is used to send described first to second wireless communication module according to the enabling signal
Control signal；
Second wireless communication module is also used to be sent out according to the wireless charging confirmation signal to vehicle end control panel
Third is sent to control signal；
Vehicle end control panel is used to control signal according to the third whole to the entire car controller transmission wake-up
Vehicle signal.
Optionally, the entire car controller is used to send the 4th to vehicle end control panel according to the wake-up vehicle signal
Control signal；
Vehicle end control panel is used to send the 5th to second wireless communication module according to the 4th control signal
Control signal；
Second wireless communication module is used to be sent out according to the 5th control signal to first wireless communication module
Send the 6th control signal；
First wireless communication module is used to send the to the launch driving circuit according to the 6th control signal
Seven control signals；
The launch driving circuit is used to provide wireless charging telecommunications according to the 7th control signal for the transmitting coil
Number；
The transmitting coil is used to send the wireless charging signal to the receiving coil.
In this way, the wireless charging system of the embodiment of the present invention, including ground installation and vehicle end equipment；The ground installation packet
Include the first wireless communication module；The vehicle end equipment includes wake-up circuit, accessory power supply, the second wireless communication module, power supply electricity
Road and entire car controller, the wake-up circuit are connect with the accessory power supply, the accessory power supply and second wireless communication
Module connection, second wireless communication module are connect with the entire car controller, the power circuit and the wake-up circuit
Connection；For the wake-up circuit for receiving wake-up signal, and under the control of the wake-up signal, the power supply electricity is connected in control
Connection between road and the accessory power supply, so that the power circuit sends drive voltage signal to the accessory power supply；
The accessory power supply is used to send first control signal to second wireless communication module according to the drive voltage signal；Institute
The second wireless communication module is stated for sending wireless charging to first wireless communication module according to the first control signal
Request signal；First wireless communication module is used for according to the wireless charging request signal to second radio communication mold
Block sends wireless charging confirmation signal；Second wireless communication module is used for according to the wireless charging confirmation signal to described
Entire car controller, which is sent, wakes up vehicle signal.In this way, wake-up circuit can receive wake-up signal, and can be in the control of wake-up signal
Under system, the connection between turn-on power circuit and accessory power supply is controlled, and then accessory power supply can be according to power circuit transmission
Drive voltage signal starts the second wireless communication module, and the second wireless communication module can send to entire car controller and wake up vehicle
Vehicle wake on wireless charging system may be implemented in signal.
Detailed description of the invention
Fig. 1 is a kind of schematic diagram of wireless charging system provided in an embodiment of the present invention；
Fig. 2 is the partial schematic diagram of vehicle end equipment provided in an embodiment of the present invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are some of the embodiments of the present invention, instead of all the embodiments.Based on this hair
Embodiment in bright, every other implementation obtained by those of ordinary skill in the art without making creative efforts
Example, shall fall within the protection scope of the present invention.
As shown in FIG. 1, FIG. 1 is a kind of schematic diagrames of wireless charging system.A kind of wireless charging system, including ground installation
1 and vehicle end equipment 2；The ground installation 1 includes the first wireless communication module 11；The vehicle end equipment 2 include wake-up circuit 21,
Accessory power supply 22, the second wireless communication module 23, power circuit 24 and entire car controller 25, the wake-up circuit 21 with it is described auxiliary
Power supply 22 is helped to connect, the accessory power supply 22 is connect with second wireless communication module 23, second wireless communication module
23 connect with the entire car controller 25, and the power circuit 24 is connect with the wake-up circuit 21；The wake-up circuit 21 is used
In reception wake-up signal, and under the control of the wake-up signal, the power circuit 24 and the accessory power supply is connected in control
Connection between 22, so that the power circuit 24 sends drive voltage signal to the accessory power supply 22；The auxiliary electricity
Source 22 is used to send first control signal to second wireless communication module 23 according to the drive voltage signal；Described second
Wireless communication module 23 is used to send wireless charging to first wireless communication module 11 according to the first control signal and ask
Seek signal；First wireless communication module 11 is used for according to the wireless charging request signal to second radio communication mold
Block 23 sends wireless charging confirmation signal；Second wireless communication module 23 be used for according to the wireless charging confirmation signal to
The entire car controller 25, which is sent, wakes up vehicle signal.
As shown in Figure 1, a kind of wireless charging system, may include ground installation 1 and vehicle end equipment 2.Ground installation 1 can be with
Including the first wireless communication module 11；Vehicle end equipment 2 may include wake-up circuit 21, accessory power supply 22, the second radio communication mold
Block 23, power circuit 24 and entire car controller 25.Wake-up circuit 21 can be connect with accessory power supply 22, and accessory power supply 22 can be with
The connection of second wireless communication module 23, the second wireless communication module 23 can be connect with entire car controller 25, and power circuit 24 can
To be connect with wake-up circuit 21.Wake-up circuit 21 is used to receive wake-up signal, and can be under the control of wake-up signal, and control is led
Connection between energization source circuit 24 and accessory power supply 22, so that power circuit 24 sends driving voltage letter to accessory power supply 22
Number.Accessory power supply 22 is used to send first control signal to the second wireless communication module 23 according to drive voltage signal；Second nothing
Line communication module 23 is used to send wireless charging request signal to the first wireless communication module 11 according to first control signal；First
Wireless communication module 11 is used to send wireless charging confirmation letter to the second wireless communication module 23 according to wireless charging request signal
Number；Second wireless communication module 23, which is used to be sent according to wireless charging confirmation signal to entire car controller 25, wakes up vehicle signal.
In this way, wake-up circuit can receive wake-up signal, and turn-on power circuit and auxiliary can be controlled under the control of wake-up signal
Connection between power supply, and then accessory power supply can be according to the second wireless communication of drive voltage signal starting that power circuit is sent
Module, the second wireless communication module can send to entire car controller and wake up vehicle signal, vehicle wake on wireless may be implemented and fill
Electric system.
Optionally, the ground installation 1 further includes launch driving circuit 12 and transmitting coil 13, and the vehicle end equipment 2 is also
Including receiving coil 26 and signal conversion circuit 27；
The wake-up signal includes starting voltage signal；
The launch driving circuit 12 is used to provide power signal for the transmitting coil 13, so that the transmitting coil
The 13 transmitting power signals；
The power signal is sent to the signal and converted by the receiving coil 26 for receiving the power signal
Circuit 27；
The signal conversion circuit 27 is used to the power signal being converted to the starting voltage signal；
The wake-up circuit 21 includes the first wake-up sub-circuit 211, and the signal conversion circuit 27 wakes up with described first
Sub-circuit 211 connects；Described first, which wakes up sub-circuit 211, is used for according to the starting voltage signal, and the power supply is connected in control
Connection between circuit 24 and the accessory power supply 22.
Ground installation 1 can also include launch driving circuit 12 and transmitting coil 13, and vehicle end equipment 2 can also include receiving
Coil 26 and signal conversion circuit 27.Launch driving circuit 12 may include AC power source 121, circuit of power factor correction 122,
Inverter circuit 123, the first resonant network 124 and ground installation control panel 125.Wherein, AC power source 121 and PFC
Circuit 122 connects, and circuit of power factor correction 122 is connect with inverter circuit 123, inverter circuit 123 and the first resonant network 124
Connection, the first resonant network 124 connect with transmitting coil 13, ground installation control panel 125 and circuit of power factor correction 122 with
And inverter circuit 123 connects, ground installation control panel 125 is also connect with the first wireless communication module 11.
Signal conversion circuit 27 may include the second resonant network 271 and rectification circuit 272.Wherein, receiving coil 26 with
The connection of second resonant network 271, the second resonant network 271 are connect with rectification circuit 272, and rectification circuit 272 may include first
Diode 2721, the second diode 2722, third diode 2723 and the 4th diode 2724.
Above-mentioned wake-up signal may include starting voltage signal.Launch driving circuit 12 is used to provide function for transmitting coil 13
Rate signal, so that 13 transmission power signal of transmitting coil.Receiving coil 26 passes power signal for receiving power signal
It send to signal conversion circuit 27.Signal conversion circuit 27 is used to power signal being converted to above-mentioned starting voltage signal.Wake up electricity
Road 21 may include the first wake-up sub-circuit 211, and signal conversion circuit 27 is connect with the first wake-up sub-circuit 211, i.e. rectified current
Road 272 is connect with the first wake-up sub-circuit 211.First, which wakes up sub-circuit 211, is used to control electric conduction according to starting voltage signal
Connection between source circuit 24 and accessory power supply 22.
Optionally, the first wake-up sub-circuit 211 includes division module 2111 and switch module 2112, wherein
The division module 2111 obtains branch pressure voltage signal for dividing to the starting voltage signal；
The switch module 2112 is used for according to the branch pressure voltage signal, control be connected the power circuit 24 with it is described
Connection between accessory power supply 22.
As shown in Fig. 2, being the partial schematic diagram of vehicle end equipment.First wake-up sub-circuit 211 may include division module
2111 and switch module 2112, wherein division module 2111 is used to divide starting voltage signal, obtains branch pressure voltage letter
Number.Switch module 2112 is used to control the connection between turn-on power circuit 24 and accessory power supply 22 according to branch pressure voltage signal.
Optionally, the division module 2111 includes the first divider resistance 21111, the second divider resistance 21112, partial pressure electricity
Hold 21113 and partial pressure voltage-stabiliser tube 21114；
The first end of first divider resistance 21111 accesses the starting voltage signal；
The first end of the second end of first divider resistance 21111 and second divider resistance 21112 and described
The first end of derided capacitors 21113 connects, the first end of the derided capacitors 21113 and second divider resistance 21112
First end connection, the second end of the derided capacitors 21113 are connect with the anode of the partial pressure voltage-stabiliser tube 21114, the partial pressure
The cathode of voltage-stabiliser tube 21114 is connect with the second end of second divider resistance 21112；
The cathode of the partial pressure voltage-stabiliser tube 21114 is for exporting the branch pressure voltage signal.
As shown in Fig. 2, division module 2111 may include the first divider resistance 21111, the second divider resistance 21112, divide
Voltage capacitance 21113 and partial pressure voltage-stabiliser tube 21114.Wherein, the first end of the first divider resistance 21111 accesses above-mentioned starting voltage letter
Number.The of the first end of the second end of first divider resistance 21111 and the second divider resistance 21112 and derided capacitors 21113
One end connection, the first end of derided capacitors 21113 are connect with the first end of the second divider resistance 21112, derided capacitors 21113
Second end connect with the anode of partial pressure voltage-stabiliser tube 21114, the cathode and second divider resistance 21112 of partial pressure voltage-stabiliser tube 21114
Second end connection.The cathode of partial pressure voltage-stabiliser tube 21114 is for exporting above-mentioned branch pressure voltage signal.
Optionally, the switch module 2112 includes switching transistor 21121, switch voltage-stabilizing pipe 21122, switch resistance
21123, the first photoelectrical coupler 21124 and output resistance 21125；
The base stage of the switching transistor 21121 accesses the branch pressure voltage signal；
The collector of the switching transistor 21121 is connect with the second end of first divider resistance 21111, described to open
The base stage for closing triode 21121 is connect with the cathode of the partial pressure voltage-stabiliser tube 21114, the transmitting of the switching transistor 21121
Pole is connect with the anode of the switch voltage-stabilizing pipe 21122, the cathode and the switch resistance of the switch voltage-stabilizing pipe 21122
21123 first end connection；
The first input end of first photoelectrical coupler 21124 is connect with the second end of the switch resistance 21123, institute
The second input terminal for stating the first photoelectrical coupler 21124 is connect with the first end of the output resistance 21125, first photoelectricity
The second of the anode and the derided capacitors 21113 of first output end of coupler 21124 and the partial pressure voltage-stabiliser tube 21114
End connection, the second output terminal of first photoelectrical coupler 21124 are connect with the accessory power supply 22, the output resistance
21125 second end is connect with the power circuit 24.
As shown in Fig. 2, switch module 2112 may include switching transistor 21121, switch voltage-stabilizing pipe 21122, switch electricity
Hinder the 21123, first photoelectrical coupler 21124 and output resistance 21125.The base stage of switching transistor 21121 accesses above-mentioned partial pressure
Voltage signal.The collector of switching transistor 21121 is connect with the second end of the first divider resistance 21111, switching transistor
21121 base stage is connect with the cathode of partial pressure voltage-stabiliser tube 21114, the emitter and switch voltage-stabilizing pipe of switching transistor 21121
21122 anode connection.The base stage of switching transistor 21121 accesses after above-mentioned branch pressure voltage signal, switching transistor 21121
Collector and emitter between it is just in the conductive state.
The cathode of switch voltage-stabilizing pipe 21122 is connect with the first end of switch resistance 21123.First photoelectrical coupler 21124
First input end connect with the second end of switch resistance 21123, the second input terminal of the first photoelectrical coupler 21124 and output
The first end of resistance 21125 connects, the first output end of the first photoelectrical coupler 21124 and the anode of partial pressure voltage-stabiliser tube 21114
And the second end connection of derided capacitors 21113, the second output terminal and accessory power supply 22 of the first photoelectrical coupler 21124 connect
It connects.The second end of output resistance 21125 is connect with power circuit 24.First photoelectrical coupler 21124 may include first and shine
Diode 211241 and the first illuminated triode 211242.
Between the collector and emitter of switching transistor 21121 it is in the conductive state after, start voltage signal
To flow into first by the first divider resistance 21111, switching transistor 21121, switch voltage-stabilizing pipe 21122, switch resistance 21123
First light emitting diode 211241 of photoelectrical coupler 21124.First light emitting diode 211241 is used to be opened according to what is received
Dynamic base emitter optical signal of the voltage signal to the first illuminated triode 211242.The base stage of first illuminated triode 211242 connects
It is just in the conductive state between the collector and emitter of the first illuminated triode 211242 after receiving optical signal.It is electric at this time
Source circuit 24 can be electric to auxiliary by output resistance 21125 and the first illuminated triode 211242 in the conductive state
Source 22 sends drive voltage signal, and the size of the drive voltage signal can be 12 volts.
As shown in Fig. 2, the first wake-up sub-circuit 211 can also include capacitor 2113.The first end of the capacitor 2113 can be with
It is connect with the first end of the cathode of switch voltage-stabilizing pipe 21122 and switch resistance 21123；The second end of capacitor 2113 can with point
First output end of the second end of voltage capacitance 21113, the anode for dividing voltage-stabiliser tube 21114 and the first photoelectrical coupler 21124
Connection.
As shown in Figure 1, vehicle end equipment 2 can also include connector 30, which may include multiple pins, wherein
One pin can be connected with power circuit 24.
Optionally, the vehicle end equipment further includes remote information processor 28, and the wake-up circuit 21 includes the second wake-up
Sub-circuit 212, the remote information processor 28 are connect with the second wake-up sub-circuit 212；
The wake-up signal includes level signal；
The remote information processor 28 is used to send the level signal to the second wake-up sub-circuit 212；
Described second, which wakes up sub-circuit 212, is used for according to the level signal, and the power circuit 24 and institute is connected in control
State the connection between accessory power supply 22.
As shown in Fig. 2, vehicle end equipment 2 can also include remote information processor (TBOX) 28, wake-up circuit 21 be can wrap
The second wake-up sub-circuit 212 is included, remote information processor 28 is connect with the second wake-up sub-circuit 212, and remote information processor
28 connect with power circuit 24.
Wake-up signal may include level signal (Wake-WPT), be in ON grades in vehicle, i.e. vehicle is in power-up state
When, remote information processor 28 is used to send above-mentioned level signal to the second wake-up sub-circuit 212.Second wakes up sub-circuit 212
For controlling the connection between turn-on power circuit 24 and accessory power supply 22 according to the level signal.
Optionally, described second sub-circuit 212 is waken up including the second photoelectrical coupler 2121 and wakes up resistance 2122, it is described
Power circuit 24 with it is described wake up resistance 2122 first end connect, the first input end of second photoelectrical coupler 2121 and
The remote information processor 28 connects, the second input terminal of second photoelectrical coupler 2121 and the wake-up resistance 2122
Second end connection, the first output end of second photoelectrical coupler 2121 connect with ground wire, second photoelectrical coupler
2121 second output terminal is connect with the accessory power supply 22；
The first input end of second photoelectrical coupler 2121 accesses the level signal；
Second photoelectrical coupler 2121 is used for according to the level signal, and the power circuit 24 and institute is connected in control
State the connection between accessory power supply 22.
As shown in Fig. 2, the second wake-up sub-circuit 212 may include the second photoelectrical coupler 2121 and wake-up resistance 2122.
Power circuit 24 can be connect with the first end for waking up resistance 2122, and the first input end of the second photoelectrical coupler 2121 can be with
Remote information processor 28 connects, and the second input terminal of the second photoelectrical coupler 2121 can be with the second end of wake-up resistance 2122
Connection, the first output end of the second photoelectrical coupler 2121 can be connect with ground wire, and the second of the second photoelectrical coupler 2121 is defeated
Outlet can be connect with accessory power supply 22.
The first input end of second photoelectrical coupler 2121 can access level signal, and the second photoelectrical coupler 2121 is used for
According to the level signal, the connection between turn-on power circuit 24 and accessory power supply 22 is controlled.
Second photoelectrical coupler 2121 may include the second light emitting diode 21211 and the second illuminated triode 21212.
Second light emitting diode 21211 is used for the base according to the level signal received to the second illuminated triode 21212
Pole emits optical signal.After the base stage of second illuminated triode 21212 receives optical signal, the second illuminated triode 21212
It is just in the conductive state between collector and emitter.Power circuit 24 can be by waking up resistance 2122 and being at this time
Second illuminated triode 21212 of on state to accessory power supply 22 send drive voltage signal, the drive voltage signal it is big
Small can be 12 volts.
Optionally, the remote information processor 28 is also used to receive the second control signal of terminal transmission；
The remote information processor 28 is used for according to the second control signal to second photoelectrical coupler 2121
First input end send the level signal.
When vehicle is in power-down state, remote information processor 28 is also used to receive the second control letter of terminal transmission
Number.Remote information processor 28 is used to be sent according to second control signal to the first input end of the second photoelectrical coupler 2121
State level signal (Wake-WPT).When vehicle is in power-down state, remote information processor 28 can be waken up by terminal, far
The wake on wireless charging system again of journey message handler 28.Realizing can also be charged when vehicle is in power-down state with wake on wireless
System, and operating process is simple, it is convenient and efficient.
Optionally, the vehicle end equipment 2 further includes vehicle end control panel 29, vehicle end control panel 29 and the accessory power supply
22 connections, and vehicle end control panel 29 is connect with second wireless communication module 23；
The accessory power supply 22 is used to send enabling signal to vehicle end control panel 29 according to the drive voltage signal；
Vehicle end control panel 29 is used to be sent according to the enabling signal to second wireless communication module 23 described
First control signal；
Second wireless communication module 23 is also used to according to the wireless charging confirmation signal to vehicle end control panel
29, which send third, controls signal；
Vehicle end control panel 29, which is used to control signal according to the third, sends described call out to the entire car controller 25
Awake vehicle signal.
As shown in Fig. 2, vehicle end equipment 2 can further include vehicle end control panel 29, vehicle end control panel 29 can be with accessory power supply
22 connections, and vehicle end control panel 29 can be connect with the second wireless communication module 23.Accessory power supply 22 is used for according to driving voltage
Signal sends enabling signal to vehicle end control panel 29, and vehicle end control panel 29 is used for according to enabling signal to the second wireless communication module
23 send first control signal.Second wireless communication module 23 is used for according to first control signal to the first wireless communication module 11
Send wireless charging request signal.First wireless communication module 11 is used to be wirelessly communicated according to wireless charging request signal to second
Module 23 sends wireless charging confirmation signal.Second wireless communication module 23 is also used to according to wireless charging confirmation signal to vehicle end
Control panel 29 sends third and controls signal, and vehicle end control panel 29 is used to control signal according to third and call out to the transmission of entire car controller 25
It wakes up vehicle signal (Wake_Vehicle).For example, as previously mentioned, vehicle end equipment 2 can also include connector 30, the connector 30
It can be connect with vehicle end control panel 29.Vehicle end control panel 29 can control signal according to third and send wake-up vehicle to connector 30
Signal.Then, connector 30 can be sent to entire car controller 25 for vehicle signal is waken up by the pin of itself.
Optionally, the entire car controller 25 is used to be sent according to the wake-up vehicle signal to vehicle end control panel 29
4th control signal；
Vehicle end control panel 29 is used to be sent according to the 4th control signal to second wireless communication module 23
5th control signal；
Second wireless communication module 23 is used to control signal to first wireless communication module according to the described 5th
11 send the 6th control signal；
First wireless communication module 11 is used to be sent out according to the 6th control signal to the launch driving circuit 12
Send the 7th control signal；
The launch driving circuit 12 is used to according to the 7th control signal be that the transmitting coil 13 provides wireless charging
Electric signal；
The transmitting coil 13 is used to send the wireless charging signal to the receiving coil 26.
As shown in Figure 1, entire car controller 25 is used to send the 4th control to vehicle end control panel 29 according to wake-up vehicle signal
Signal.For example, entire car controller 25 can be according to wake-up controller local area network low level of the vehicle signal to connector 30
(CANL) pin or controller local area network's high level (CANH) pin send the 4th control signal.Then, connector 30 can
The 4th control signal is sent to vehicle end control panel 29.Vehicle end control panel 29 is used to control signal to the second nothing according to the 4th
Line communication module 23 sends the 5th control signal.Second wireless communication module 23 is used for wireless to first according to the 5th control signal
Communication module 11 sends the 6th control signal.First wireless communication module 11 is used for electric to transmitting driving according to the 6th control signal
Road 12 sends the 7th control signal.Launch driving circuit 12 is used to according to the 7th control signal be that transmitting coil 13 provides wireless charging
Electric signal, next, transmitting coil 13 can send wireless charging signal to receiving coil 26, i.e., ground installation 1 can be at this time
Wireless charging is carried out for vehicle end equipment 2.
The wireless charging system of the embodiment of the present invention, wake-up circuit can receive wake-up signal, and can be in wake-up signal
Control under, control the connection between turn-on power circuit and accessory power supply, and then accessory power supply can be sent out according to power circuit
The drive voltage signal sent starts the second wireless communication module, and the second wireless communication module can send to entire car controller and wake up
Vehicle wake on wireless charging system may be implemented in vehicle signal.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
Those familiar with the art in the technical scope disclosed by the present invention, can easily think of the change or the replacement, and should all contain
Lid is within protection scope of the present invention.Therefore, protection scope of the present invention should be subject to the protection scope in claims.
Claims (10)
1. a kind of wireless charging system characterized by comprising
Ground installation and vehicle end equipment；
The ground installation includes the first wireless communication module；
The vehicle end equipment includes wake-up circuit, accessory power supply, the second wireless communication module, power circuit and entire car controller,
The wake-up circuit is connect with the accessory power supply, and the accessory power supply is connect with second wireless communication module, and described
Two wireless communication modules are connect with the entire car controller, and the power circuit is connect with the wake-up circuit；
For the wake-up circuit for receiving wake-up signal, and under the control of the wake-up signal, the power supply electricity is connected in control
Connection between road and the accessory power supply, so that the power circuit sends drive voltage signal to the accessory power supply；
The accessory power supply, which is used to send the first control to second wireless communication module according to the drive voltage signal, to be believed
Number；
Second wireless communication module is used to send nothing to first wireless communication module according to the first control signal
Line charge electricity request signal；
First wireless communication module according to the wireless charging request signal to second wireless communication module for sending out
Send wireless charging confirmation signal；
Second wireless communication module is used to be sent according to the wireless charging confirmation signal to the entire car controller and wake up
Vehicle signal.
2. wireless charging system as described in claim 1, which is characterized in that the ground installation further includes launch driving circuit
And transmitting coil, the vehicle end equipment further includes receiving coil and signal conversion circuit；
The wake-up signal includes starting voltage signal；
The launch driving circuit is used to provide power signal for the transmitting coil, so that described in transmitting coil transmitting
Power signal；
The power signal is sent to the signal conversion circuit for receiving the power signal by the receiving coil；
The signal conversion circuit is used to the power signal being converted to the starting voltage signal；
The wake-up circuit includes the first wake-up sub-circuit, and the signal conversion circuit is connect with the first wake-up sub-circuit；
Described first, which wakes up sub-circuit, is used for according to the starting voltage signal, and the power circuit and the accessory power supply is connected in control
Between connection.
3. wireless charging system as claimed in claim 2, which is characterized in that the first wake-up sub-circuit includes division module
And switch module, wherein
The division module obtains branch pressure voltage signal for dividing to the starting voltage signal；
The switch module is used for according to the branch pressure voltage signal, control be connected the power circuit and the accessory power supply it
Between connection.
4. wireless charging system as claimed in claim 3, which is characterized in that the division module include the first divider resistance,
Second divider resistance, derided capacitors and partial pressure voltage-stabiliser tube；
The first end of first divider resistance accesses the starting voltage signal；
The first of the first end and the derided capacitors of the second end of first divider resistance and second divider resistance
End connection, the first end of the derided capacitors are connect with the first end of second divider resistance, and the second of the derided capacitors
It holds and is connect with the anode of the partial pressure voltage-stabiliser tube, the cathode of the partial pressure voltage-stabiliser tube and the second end of second divider resistance connect
It connects；
The cathode of the partial pressure voltage-stabiliser tube is for exporting the branch pressure voltage signal.
5. wireless charging system as claimed in claim 4, which is characterized in that the switch module includes switching transistor, opens
Close voltage-stabiliser tube, switch resistance, the first photoelectrical coupler and output resistance；
The base stage of the switching transistor accesses the branch pressure voltage signal；
The collector of the switching transistor is connect with the second end of first divider resistance, the base stage of the switching transistor
It being connect with the cathode of the partial pressure voltage-stabiliser tube, the emitter of the switching transistor is connect with the anode of the switch voltage-stabilizing pipe,
The cathode of the switch voltage-stabilizing pipe is connect with the first end of the switch resistance；
The first input end of first photoelectrical coupler is connect with the second end of the switch resistance, first photoelectric coupling
Second input terminal of device is connect with the first end of the output resistance, the first output end of first photoelectrical coupler with it is described
Divide voltage-stabiliser tube anode and the derided capacitors second end connection, the second output terminal of first photoelectrical coupler with
The accessory power supply connection, the second end of the output resistance are connect with the power circuit.
6. wireless charging system as described in claim 1, which is characterized in that the vehicle end equipment further includes telematics
Device, the wake-up circuit include the second wake-up sub-circuit, and the remote information processor is connect with the second wake-up sub-circuit；
The wake-up signal includes level signal；
The remote information processor, which is used to wake up sub-circuit to described second, sends the level signal；
Described second, which wakes up sub-circuit, is used for according to the level signal, and the power circuit and the accessory power supply is connected in control
Between connection.
7. wireless charging system as claimed in claim 6, which is characterized in that described second, which wakes up sub-circuit, includes the second photoelectricity
Coupler and wake-up resistance, the power circuit are connect with the first end for waking up resistance, second photoelectrical coupler
First input end is connect with the remote information processor, the second input terminal of second photoelectrical coupler and wake-up electricity
The second end of resistance connects, and the first output end of second photoelectrical coupler is connect with ground wire, second photoelectrical coupler
Second output terminal is connect with the accessory power supply；
The first input end of second photoelectrical coupler accesses the level signal；
Second photoelectrical coupler is used for according to the level signal, and the power circuit and the accessory power supply is connected in control
Between connection.
8. wireless charging system as claimed in claim 7, which is characterized in that the remote information processor is also used to receive end
Hold the second control signal sent；
The remote information processor is used for the first input according to the second control signal to second photoelectrical coupler
End sends the level signal.
9. wireless charging system the invention according to any one of claims 2 to 5, which is characterized in that the vehicle end equipment further includes
Vehicle end control panel, vehicle end control panel are connect with the accessory power supply, and vehicle end control panel and second channel radio
Believe module connection；
The accessory power supply is used to send enabling signal to vehicle end control panel according to the drive voltage signal；
Vehicle end control panel is used to send first control to second wireless communication module according to the enabling signal
Signal；
Second wireless communication module is also used to send the to vehicle end control panel according to the wireless charging confirmation signal
Three control signals；
Vehicle end control panel is used to control signal according to the third and sends the wake-up vehicle letter to the entire car controller
Number.
10. wireless charging system as claimed in claim 9, which is characterized in that the entire car controller according to for calling out
Vehicle signal of waking up sends the 4th to vehicle end control panel and controls signal；
Vehicle end control panel is used to send the 5th control to second wireless communication module according to the 4th control signal
Signal；
Second wireless communication module is used to send the to first wireless communication module according to the 5th control signal
Six control signals；
First wireless communication module is used to send the 7th control to the launch driving circuit according to the 6th control signal
Signal processed；
The launch driving circuit is used to provide wireless charging signal according to the 7th control signal for the transmitting coil；
The transmitting coil is used to send the wireless charging signal to the receiving coil.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810935437.2A CN109038742B (en) | 2018-08-16 | 2018-08-16 | Wireless charging system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810935437.2A CN109038742B (en) | 2018-08-16 | 2018-08-16 | Wireless charging system |
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| Publication Number | Publication Date |
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| CN109038742A true CN109038742A (en) | 2018-12-18 |
| CN109038742B CN109038742B (en) | 2020-11-24 |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103187778A (en) * | 2011-12-28 | 2013-07-03 | 海洋王照明科技股份有限公司 | Charging circuit and charger |
| US20160330682A1 (en) * | 2015-05-06 | 2016-11-10 | Intel IP Corporation | Apparatus, system and method of power management in a wireless network |
| CN106921200A (en) * | 2017-05-04 | 2017-07-04 | 北京新能源汽车股份有限公司 | A kind of electric automobile wireless charging circuit, electric automobile and charging system |
| CN107124047A (en) * | 2017-06-27 | 2017-09-01 | 青岛鲁渝能源科技有限公司 | Radio energy transmission system and its radio communication method |
| CN107437850A (en) * | 2016-05-25 | 2017-12-05 | 德尔福技术有限公司 | By the transmitter of wireless charging system and the method and its performs device of receiver pairing |
-
2018
- 2018-08-16 CN CN201810935437.2A patent/CN109038742B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103187778A (en) * | 2011-12-28 | 2013-07-03 | 海洋王照明科技股份有限公司 | Charging circuit and charger |
| US20160330682A1 (en) * | 2015-05-06 | 2016-11-10 | Intel IP Corporation | Apparatus, system and method of power management in a wireless network |
| CN107437850A (en) * | 2016-05-25 | 2017-12-05 | 德尔福技术有限公司 | By the transmitter of wireless charging system and the method and its performs device of receiver pairing |
| CN106921200A (en) * | 2017-05-04 | 2017-07-04 | 北京新能源汽车股份有限公司 | A kind of electric automobile wireless charging circuit, electric automobile and charging system |
| CN107124047A (en) * | 2017-06-27 | 2017-09-01 | 青岛鲁渝能源科技有限公司 | Radio energy transmission system and its radio communication method |
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| CN109038742B (en) | 2020-11-24 |
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