CN108705945A - Onboard wireless charging receiver, electric vehicle and its wireless charging method - Google Patents
Onboard wireless charging receiver, electric vehicle and its wireless charging method Download PDFInfo
- Publication number
- CN108705945A CN108705945A CN201810507930.4A CN201810507930A CN108705945A CN 108705945 A CN108705945 A CN 108705945A CN 201810507930 A CN201810507930 A CN 201810507930A CN 108705945 A CN108705945 A CN 108705945A
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- CN
- China
- Prior art keywords
- wireless charging
- electric vehicle
- receiving terminal
- transverse center
- charging receiving
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Classifications
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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
- B60L53/30—Constructional details of charging stations
- B60L53/35—Means for automatic or assisted adjustment of the relative position of charging devices and vehicles
- B60L53/38—Means for automatic or assisted adjustment of the relative position of charging devices and vehicles specially adapted for charging by inductive energy transfer
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
- B60L53/10—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
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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
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/12—Electric charging stations
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/14—Plug-in electric vehicles
Abstract
The present invention relates to a kind of onboard wireless charging receiver, electric vehicle and its wireless charging methods, to improve the charge efficiency of the electric vehicle in travelling.Onboard wireless charging receiver includes wireless charging receiving terminal, driving equipment and controller；The location information of current lateral position of the electric vehicle for the expression traveling that the control unit of controller reception electric vehicle is sent out on charging track, and the position that driving equipment drives wireless charging receiving terminal to laterally move to its transverse center and the transverse center face in track of charging is controlled according to the current location of the location information and wireless charging receiving terminal.Electric vehicle includes above-mentioned onboard wireless charging receiver.In wireless charging method, the electric vehicle of traveling senses its current lateral position on charging track, and electric vehicle laterally moves to the position of its transverse center and the transverse center face in track of charging according to current lateral position and the current location of wireless charging receiving terminal control wireless charging receiving terminal.
Description
Technical field
The present invention relates to a kind of onboard wireless charging receiver, electric vehicle and its wireless charging methods.
Background technology
A key factor for influencing wireless charging efficiency is whether transmitting terminal is in face position with receiving terminal, because one
Denier position has deviation that will substantially reduce charge efficiency, can not possibly even be charged normal when deviation is excessive.It has been released from present
Or will release wireless charging track plan on from the point of view of, transmitting terminal be setting charging track intermediate region.Wireless
Only its guaranteed receiving terminal is strictly located at the transverse center in charging track and just can guarantee and fill the electric vehicle sailed of charging track uplink
Electrical efficiency.However the electric vehicle during the track uplink that charges is sailed is constantly present certain swing in the horizontal, if receiving terminal
It is fixedly installed in the condition that can not possibly then meet always on electric vehicle with transmitting terminal face, it will to the charge efficiency of electric vehicle
It produces a very large impact.
Invention content
(1) technical problems to be solved
The present invention provide it is a kind of can improve traveling in electric vehicle charge efficiency onboard wireless charging receiver,
Electric vehicle and its wireless charging method.
(2) technical solution
In order to achieve the above object, the main technical schemes that the present invention uses include：
One aspect of the present invention provides a kind of onboard wireless charging receiver for electric vehicle, including：It can be along electricity
The wireless charging receiving terminal for being connected to electric vehicle bottom of electrical automobile transverse shifting；It is connect with wireless charging receiving terminal to drive
The driving equipment of wireless charging receiving terminal transverse shifting；And control driving equipment driving wireless charging receiving terminal transverse shifting
Controller, controller can be connect with the control unit of electric vehicle；Wherein, the expression row that controller reception control unit is sent out
The location information of current lateral position of the electric vehicle sailed on charging track, controller is according to location information and wireless charging
The current location control driving equipment driving wireless charging receiving terminal of electric receiving terminal laterally moves to its transverse center and charging vehicle
The position of the transverse center face in road.
According to the present invention, location information includes lateral distance and the side for the transverse center that electric vehicle deviates charging track
To；The current location of wireless charging receiving terminal includes that the transverse center of wireless charging receiving terminal deviates the transverse center of electric vehicle
Lateral distance and direction；Controller deviates the lateral distance of the transverse center in charging track according to the transverse center of electric vehicle
Deviate lateral distance and the direction of the transverse center of electric vehicle, meter with the transverse center of direction and wireless charging receiving terminal
Lateral distance and the direction of the transverse center in the transverse center deviation charging track of wireless charging receiving terminal are calculated, and to calculate
The lateral distance of the transverse center in the transverse center deviation charging track of the wireless charging receiving terminal gone out and direction are as wireless charging
Mobile wireless charging receiving terminal is carried out in the distance of the transverse shifting of electric receiving terminal and direction.
According to the present invention, further include：It can be fixed on the guide rail of electric vehicle bottom, driving equipment is movably attached
On guide rail, wireless charging receiving terminal is fixed in driving equipment.
According to the present invention, driving equipment is motor, and guide rail is equipped with the sliding rail and rack extended along, and motor is fixed
On a holder, holder is equipped with engage and can be along the walking part that sliding rail moves with sliding rail, and holder passes through walking part and sliding rail
Engagement is suspended in the lower section of guide rail, and gear, wheel and rack engagement are arranged on the output shaft of motor.
According to the present invention, wireless charging receiving terminal is fixed on the bottom of holder.
According to the present invention, wireless charging receiving terminal is receiving coil.
Another aspect of the present invention provides a kind of electric vehicle, including control unit, further includes that onboard wireless charging receives dress
It sets, onboard wireless charging receiver includes：Along the wireless charging for being connected to electric vehicle bottom of electric vehicle transverse shifting
Receiving terminal；It is connect with wireless charging receiving terminal to drive the driving equipment of wireless charging receiving terminal transverse shifting；And control is driven
The controller of dynamic device drives wireless charging receiving terminal transverse shifting, controller are connect with control unit；Wherein, control unit sense
The electric vehicle of traveling is surveyed in the current lateral position charged on track and sends out the location information of the expression position, controller connects
It receives location information and driving equipment is controlled according to the current location of location information and wireless charging receiving terminal and drive wireless charging
Receiving terminal laterally moves to the position of its transverse center and the transverse center face in track of charging.
According to the present invention, location information includes the transverse direction that the transverse center of electric vehicle deviates the transverse center in charging track
Distance and direction；The current location of wireless charging receiving terminal includes that the transverse center of wireless charging receiving terminal deviates electric vehicle
The lateral distance of transverse center and direction；Controller deviates the transverse center in charging track according to the transverse center of electric vehicle
The transverse center of lateral distance and direction and wireless charging receiving terminal deviate electric vehicle transverse center lateral distance and
Direction calculates lateral distance and the direction of the transverse center in the transverse center deviation charging track of wireless charging receiving terminal, and
And deviate the lateral distance and direction work of the transverse center in charging track with the transverse center of calculated wireless charging receiving terminal
Carry out mobile wireless charging receiving terminal for the distance of the transverse shifting of wireless charging receiving terminal and direction.
According to the present invention, control unit includes video sensor and arithmetic and control unit；Video sensor is set to electric vehicle
Front center position, send operation control to for shooting the image for including lane line immediately ahead of electric vehicle, and by image
Device processed；Arithmetic and control unit receives image, and the transverse center that electric vehicle is calculated according to image deviates the transverse center in charging track
Lateral distance and direction, forming position information simultaneously send out.
According to the present invention, onboard wireless charging receiver further includes guide rail, and guide rail is fixed on the bottom of electric vehicle, is driven
Dynamic equipment is movably attached on guide rail, and wireless charging receiving terminal is fixed in driving equipment.
According to the present invention, driving equipment is motor, and guide rail is equipped with the sliding rail and rack extended along, and motor is fixed
On a holder, holder is equipped with engage and can be along the walking part that sliding rail moves with sliding rail, and holder passes through walking part and sliding rail
Engagement is suspended in the lower section of guide rail, and gear, wheel and rack engagement are arranged on the output shaft of motor.
According to the present invention, wireless charging receiving terminal is fixed on the bottom of holder；
According to the present invention, wireless charging receiving terminal is receiving coil.
Further aspect of the present invention provides a kind of electric vehicle wireless charging method, including：The electric vehicle of step 1, traveling
Sense its current lateral position on charging track；Step 2, electric vehicle are according to current lateral position and electric vehicle
The current location control wireless charging receiving terminal of wireless charging receiving terminal laterally moves to the cross of its transverse center and track of charging
To the position of center face.
According to the present invention, in step 1：Current lateral position includes that the transverse center of electric vehicle deviates charging track
The lateral distance of transverse center and direction；In step 2：The current location of wireless charging receiving terminal includes wireless charging receiving terminal
Transverse center deviate electric vehicle transverse center lateral distance and direction, according to the transverse center of electric vehicle deviation fill
The transverse center of the lateral distance of the transverse center of tramway and direction and wireless charging receiving terminal deviates the cross of electric vehicle
Lateral distance to center and direction calculate the transverse direction of the transverse center of the transverse center run-off-road of wireless charging receiving terminal
Distance and direction, and with the lateral distance of the transverse center of the transverse center run-off-road of calculated wireless charging receiving terminal
Carry out mobile wireless charging receiving terminal as the distance of the transverse shifting of wireless charging receiving terminal and direction with direction.
According to the present invention, step 1 includes following sub-step：Step 1.1, electric vehicle when driving are shot immediately ahead of it
Include the image of lane line；The transverse center that step 1.2, electric vehicle calculate electric vehicle according to image deviates charging track
The lateral distance of transverse center and direction form current lateral position.
(3) advantageous effect
The beneficial effects of the invention are as follows：
Using the onboard wireless charging receiver for electric vehicle of the present invention, as electric vehicle is in charging track
On traveling, electric vehicle be directed at the lane center that charges always according to its real-time location information control wireless charging receiving terminal
Charge transmitting terminal, and then improves the charge efficiency of electric vehicle in traveling, reduces energy loss.Also, by above-mentioned vehicle-mounted
Wireless charging receiver can solve charging transmitting terminal and the installation ensured to be installed on charging carriageway surfacing well
The problem of charging receiving terminal moment stringent face on electric vehicle, without increasing any device newly on charging track again
Or other special transformations are carried out to road to solve this problem.In addition, above-mentioned onboard wireless charging receiver to drive
As long as member, which drives into electric vehicle behind charging track, can start high efficiency charging, deliberately ensure on the way in traveling without driver
Receiving terminal on electric vehicle reduces the fatigability of driving to the charging transmitting terminal for the lane center that just charges.
For the electric vehicle of the present invention when the track uplink that charges is sailed, electric vehicle controls nothing according to its real-time location information
Micro USB electricity receiving terminal is directed at the charging transmitting terminal of charging lane center always, and then improves the charging effect of electric vehicle in traveling
Rate reduces energy loss.Also, it can solve guarantee well by above-mentioned onboard wireless charging receiver to install
The problem of charging transmitting terminal and the charging receiving terminal moment stringent face on electric vehicle on charging carriageway surfacing,
This problem is solved without increasing any device newly on charging track again or carrying out other special transformations to road.This
Outside, as long as above-mentioned onboard wireless charging receiver can start efficiently after making driver that electric vehicle is driven into charging track
Rate charges, and the receiving terminal deliberately ensured on the way on electric vehicle in traveling without driver emits the charging in track of just charging
End, reduces the fatigability of driving.
Using the electric vehicle wireless charging method of the present invention, the row on charging track with electric vehicle may be implemented
It sails, electronic vapour emits according to the charging that its real-time location information control wireless charging receiving terminal is directed at charging lane center always
End, and then the charge efficiency of electric vehicle in traveling is improved, reduce energy loss.Also, above-mentioned electric vehicle wireless charging
Method can solve well ensures to be installed in the charging transmitting terminal on charging track and the nothing on electric vehicle
The problem of micro USB electricity receiving terminal moment stringent face, without increasing any device newly on charging track again or being carried out to road
Other special transformations solve this problem.In addition, as long as above-mentioned onboard wireless charging receiver makes driver will be electronic
Automobile can start high efficiency charging after driving into charging track, deliberately ensure on electric vehicle on the way in traveling without driver
Receiving terminal reduces the fatigability of driving to the transmitter section in track of just charging.
Description of the drawings
Fig. 1 is that the onboard wireless charging receiver for electric vehicle that embodiment one provides is mounted on electronic vapour
Schematic diagram on chassis；
Fig. 2 is to be equipped with the electric automobile during traveling for the onboard wireless charging receiver that embodiment one provides in charging track
On schematic diagram；
Fig. 3 is that the onboard wireless charging receiver for electric vehicle that embodiment one provides is mounted on electronic vapour
Concrete structure diagram on chassis.
【Reference numeral】
1：Electric vehicle；2：Chassis；3：Wireless charging receiving terminal；4：Driving equipment；5：Charging track；6：Guide rail；7：Depending on
Video sensor；8：Arithmetic and control unit；9：Lane line；10：Charge transmitting terminal；11：Sliding rail；12：Rack；13：Holder；14：Walking
Part；15：Gear.
Specific implementation mode
In order to preferably explain the present invention, in order to understand, below in conjunction with the accompanying drawings, by specific implementation mode, to this hair
It is bright to be described in detail.
Embodiment one
Referring to Figures 1 and 2, a kind of onboard wireless charging receiver for electric vehicle is provided in the present embodiment,
The onboard wireless charging receiver includes wireless charging receiving terminal 3, driving equipment 4 and controller.
Specifically, wireless charging receiving terminal 3 can along the bottom for being connected to electric vehicle 1 of 1 transverse shifting of electric vehicle,
Towards ground.In the present embodiment, wireless charging receiving terminal 3 is connected on the chassis 2 of electric vehicle 1.Wherein, electric vehicle 1
Transverse direction refer to electric vehicle 1 width direction.
Specifically, driving equipment 4 is connect with wireless charging receiving terminal 3, wireless charging receiving terminal 3 can be driven laterally to move
It is dynamic.
Specifically, controller can be connect with the control unit of electric vehicle 1, and controller can control driving equipment
The electric vehicle 1 of 4 driving 3 transverse shiftings of wireless charging receiving terminal, the expression traveling that controller reception control unit is sent out is filling
The location information of current lateral position on tramway 5, the location information that controller is sent according to the control unit of electric vehicle 1
And the current location control driving equipment 4 of wireless charging receiving terminal 3 drives wireless charging receiving terminal 3 to laterally move to its transverse direction
The position at center (i.e. along the center of the horizontal direction of electric vehicle 1) and the transverse center face in charging track 5.Wherein,
The line of " face " extremely the two is perpendicular to charging 5 road surface of track.
Traveling with electric vehicle 1 on charging track 5 as a result, electric vehicle 1 is according to its real-time location information control
Wireless charging receiving terminal 3 processed is directed at the charging transmitting terminal 10 in 5 center of charging track always, and then improves electric vehicle 1 in traveling
Charge efficiency, reduce energy loss.Also, it can be solved well by above-mentioned onboard wireless charging receiver
Ensure that the charging transmitting terminal 10 being installed on charging 5 road surface of track and the charging receiving terminal moment on electric vehicle 1 are tight
The problem of lattice face is solved without increasing any device newly on charging track again or carrying out other special transformations to road
This problem.As long as in addition, above-mentioned onboard wireless charging receiver makes driver that electric vehicle 1 is driven into charging track 5
After can start high efficiency charging, without driver traveling on the way deliberately ensure electric vehicle 1 on receiving terminal to just charging
The charging transmitting terminal 10 in 5 center of track, reduces the fatigability of driving.
Further, in the present embodiment, referring to Fig.1, onboard wireless charging receiver further include can be fixed on it is electronic
The guide rail 6 of 1 bottom of automobile, it is preferable that guide rail 6 can be bolted on the chassis 2 of electric vehicle 1.Driving equipment 4 is removable
It is connected to dynamicly on guide rail 6, wireless charging receiving terminal 3 is fixed on the lower section in driving equipment 4 and positioned at driving equipment 4.As a result,
In the present embodiment, the connection between driving equipment 4 and wireless charging receiving terminal 3 is fixed, i.e., the two is mobile simultaneously, driving
Equipment 4 drives the movement of wireless charging receiving terminal 3 using the movement of its own.Certainly, in the other embodiment of the present invention
In, driving equipment 4 can also be fixed, and wireless charging receiving terminal 3 is movably attached to guide rail 6, such driving equipment 4
Driving wireless charging receiving terminal 3 is moved along guide rail 6.
Further, it with reference to Fig. 3, is movably attached on guide rail 6 as driving equipment 4 and driving equipment 4 drives it
The embodiment for the concrete structure that itself is moved with wireless charging receiving terminal 3 along guide rail 6, specifically, driving equipment 4 are electricity
Motivation, guide rail 6 are equipped with the sliding rail 11 extended along, and motor is fixed on a holder 13, and holder 13 is equipped with and sliding rail 11
Engagement simultaneously can be along the walking part 14 that sliding rail 11 moves, and holder 13 is suspended in guide rail by the engagement of walk part 14 and sliding rail 11
6 lower section, in the present embodiment, sliding rail 11 are sliding slot, and walking part 14 is idler wheel, and certainly, the present invention is not limited to this, at other
In embodiment, sliding rail 11 or raised line, and part 14 of walking can be the sliding slot coordinated with raised line.It is additionally provided on guide rail 6 and prolongs along it
The rack 12 stretched is arranged with gear 15 on the output shaft of motor, and gear 15 is engaged with rack 12.Pass through 11 He of sliding rail as a result,
The connection that can be moved along guide rail 6 to motor is realized in the cooperation of walking part 14, passes through rack 12 and gear 15 realizes motor
It drives and itself is moved along guide rail 6.
Further, in the present embodiment, wireless charging receiving terminal 3 is fixed on the bottom of holder 13, wireless charging receiving terminal 3
For receiving coil.
Further, in the present embodiment, current lateral position of the electric vehicle 1 of above-mentioned expression traveling on charging track 5
The location information set includes lateral distance and the direction that the transverse center of electric vehicle 1 deviates the transverse center in charging track 5.Control
Device processed obtain wireless charging receiving terminal 3 current location or its remembered the current location of wireless charging receiving terminal 3, this is current
Position includes lateral distance and the direction that the transverse center of wireless charging receiving terminal 3 deviates the transverse center of electric vehicle 1, then
Controller is according to the lateral distance of the transverse center in the transverse center of electric vehicle 1 deviation charging track 5 and direction and wirelessly
The transverse center of charging receiving terminal 3 deviates lateral distance and the direction of the transverse center of electric vehicle 1, calculates wireless charging and connects
The transverse center of receiving end 3 deviates lateral distance and the direction of the transverse center in charging track 5, so just obtains wireless charging and receives
End 3 needs mobile distance and direction, and in the present embodiment namely driving equipment 4 needs mobile distance and direction.As a result, with
The transverse center of calculated wireless charging receiving terminal 3 deviates lateral distance and the direction conduct of the transverse center in charging track 5
Mobile wireless charging receiving terminal 3 is carried out in the distance of the transverse shifting of wireless charging receiving terminal 3 and direction.
In addition, in the present embodiment " fixation " refer to cannot relatively move therebetween after mounting, rather than limit whether
Detachably, i.e., " fixation " can be dismountable fixation, can also be non-removable fixation.
To sum up, the onboard wireless charging receiver of the present embodiment so that 1 intelligence degree of electric vehicle is high, safe to use
Reliably, it has wide range of applications.
Embodiment two
The present embodiment provides a kind of electric vehicles 1, equally can refer to Fig. 1 and Fig. 2, and the electric vehicle 1 of the present embodiment includes
The onboard wireless charging receiver that chassis 2, control unit and embodiment one provide.
Specifically, wireless charging receiving terminal 3 is along the bottom of the connecting electric automobile 1 of 1 transverse shifting of electric vehicle, in this reality
It applies and is fixed in example on chassis 2.Driving equipment 4 is connect with charging receiving terminal 3 to drive 3 transverse shifting of wireless charging receiving terminal,
Controller is connect with control unit, and the electric vehicle 1 of control unit sensing traveling is charging the current lateral position on track 5 simultaneously
The location information for indicating the position is sent out, controller receives above-mentioned location information and according to above-mentioned location information and wireless charging
The current location control driving equipment 4 of receiving terminal 3 drives wireless charging receiving terminal 3 to laterally move to its transverse center and charging vehicle
The position of the transverse center face in road 5.
Traveling with electric vehicle 1 on charging track 5 as a result, electric vehicle 1 is according to its real-time location information control
Wireless charging receiving terminal 3 processed is directed at the charging transmitting terminal 10 in 5 center of charging track always, and then improves electric vehicle 1 in traveling
Charge efficiency, reduce energy loss.Also, it can be solved well by above-mentioned onboard wireless charging receiver
Ensure that the charging transmitting terminal 10 being installed on charging 5 road surface of track and the charging receiving terminal moment on electric vehicle 1 are tight
The problem of lattice face is solved without increasing any device newly on charging track 5 again or carrying out other special transformations to road
Certainly this problem.As long as in addition, above-mentioned onboard wireless charging receiver makes driver that electric vehicle 1 is driven into charging track
It can start high efficiency charging after 5, deliberately ensure the receiving terminal on electric vehicle 1 to just charging on the way in traveling without driver
The charging transmitting terminal 10 in track 5, reduces the fatigability of driving.
Further, in the present embodiment, with reference to Fig. 2, control unit is Lane Keeping System (LKA) comprising video passes
Sensor 7 and arithmetic and control unit 8.Video sensor 7 is set to the front center position of electric vehicle 1, for shooting electric vehicle 1 just
The image for including lane line 9 in front, and send image to arithmetic and control unit 8.Arithmetic and control unit 8 receives image, according to figure
Transverse center as calculating electric vehicle 1 deviates lateral distance and the direction of the transverse center in charging track 5, forming position information
And it sends out.And controller obtain wireless charging receiving terminal 3 current location or its remembered the current of wireless charging receiving terminal 3
Position, the current location include the lateral distance that the transverse center of wireless charging receiving terminal 3 deviates the transverse center of electric vehicle 1
And direction, then controller according to the transverse center of electric vehicle 1 deviate charging track 5 transverse center lateral distance and side
To and wireless charging receiving terminal 3 transverse center deviate electric vehicle 1 transverse center lateral distance and direction, calculate
Lateral distance and the direction for going out the transverse center in the transverse center deviation charging track 5 of wireless charging receiving terminal 3, so just obtain
Wireless charging receiving terminal 3 needs mobile distance and direction, in the present embodiment namely driving equipment 4 need mobile distance and
Direction.As a result, with the lateral distance of the transverse center of the transverse center run-off-road of calculated wireless charging receiving terminal 3 and side
Carry out mobile wireless charging receiving terminal 3 to the distance of the transverse shifting as wireless charging receiving terminal 3 and direction.
Further, in the present embodiment, onboard wireless charging receiver further includes guide rail 6, and guide rail 6 is fixed on electronic vapour
The bottom of vehicle, it is preferable that guide rail 6 is bolted on the chassis of electric vehicle, and driving equipment 4, which is movably attached, to be led
On rail 6, wireless charging receiving terminal 3 is fixed on the lower section in driving equipment 4 and positioned at driving equipment 4.As a result, in the present embodiment
In, the connection between driving equipment 4 and wireless charging receiving terminal 3 is fixed, i.e., the two is mobile simultaneously, and driving equipment 4 utilizes
The movement of its own drives the movement of wireless charging receiving terminal 3.Certainly, in the other embodiment of the present invention, driving is set
Standby 4 can also be fixed, and wireless charging receiving terminal 3 is movably attached to guide rail 6, and such driving equipment 4 drives wirelessly
Charging receiving terminal 3 is moved along guide rail 6.
Further, it with reference to Fig. 3, is movably attached on guide rail 6 as driving equipment 4 and driving equipment 4 drives it
The embodiment for the concrete structure that itself is moved with wireless charging receiving terminal 3 along guide rail 6, specifically, driving equipment 4 are electricity
Motivation, guide rail 6 are equipped with the sliding rail 11 extended along, and motor is fixed on a holder 13, and holder 13 is equipped with and sliding rail 11
Engagement simultaneously can be along the walking part 14 that sliding rail 11 moves, and holder 13 is suspended in guide rail by the engagement of walk part 14 and sliding rail 11
6 lower section, in the present embodiment, sliding rail 11 are sliding slot, and walking part 14 is idler wheel, and certainly, the present invention is not limited to this, at other
In embodiment, sliding rail 11 or raised line, and part 14 of walking can be the sliding slot coordinated with raised line.It is additionally provided on guide rail 6 and prolongs along it
The rack 12 stretched is arranged with gear 15 on the output shaft of motor, and gear 15 is engaged with rack 12.Pass through 11 He of sliding rail as a result,
The connection that can be moved along guide rail 6 to motor is realized in the cooperation of walking part 14, passes through rack 12 and gear 15 realizes motor
It drives and itself is moved along guide rail 6.
Further, in the present embodiment, wireless charging receiving terminal 3 is fixed on the bottom of holder 13, wireless charging receiving terminal 3
For receiving coil.3 receiving terminal of wireless charging receiving terminal and motor are integrated on guide rail 6.
In addition, in the present embodiment " fixation " refer to cannot relatively move therebetween after mounting, rather than limit whether
Detachably, i.e., " fixation " can be dismountable fixation, can also be non-removable fixation.
Embodiment three
The present embodiment provides a kind of electric vehicle wireless charging methods, can be used for the electric vehicle 1 of above-described embodiment two.Tool
Body, which includes the following steps：
Step 1, its current lateral position on charging track 5 of the sensing of electric vehicle 1 of traveling；
Step 2, electric vehicle 1 are according to current lateral position and the present bit of the wireless charging receiving terminal 3 of electric vehicle 1
Set the position that control wireless charging receiving terminal 3 laterally moves to its transverse center and the transverse center face in track 5 of charging.
Traveling with electric vehicle 1 on charging track 5 as a result, electric vehicle 1 is according to its real-time location information control
Wireless charging receiving terminal 3 processed is directed at the charging transmitting terminal 10 in 5 center of charging track always, and then improves electric vehicle 1 in traveling
Charge efficiency, reduce energy loss.Also, above-mentioned electric vehicle wireless charging method can solve guarantee well
It is installed in charging transmitting terminal 10 on charging track 5 and 3 moment of wireless charging receiving terminal on the electric vehicle 1 strictly just
To problem, solve this without increasing any device newly on charging track 5 again or carrying out other special transformations to road
One problem.As long as in addition, after above-mentioned onboard wireless charging receiver makes driver that electric vehicle 1 is driven into charging track 5
It can start high efficiency charging, deliberately ensure the receiving terminal on electric vehicle 1 to positive charging vehicle on the way in traveling without driver
The transmitter section in road 5 reduces the fatigability of driving.
Further, in the present embodiment, the current lateral position in step 1 includes that the transverse center of electric vehicle 1 is inclined
The lateral distance of transverse center from charging track 5 and direction, specifically, step 1 include following sub-step：
Step 1.1, electric vehicle 1 when driving shoot the image for including lane line 9 immediately ahead of it；
Step 1.2, electric vehicle 1 are calculated according to image in the transverse direction in transverse center deviation charging track 5 of electric vehicle 1
The lateral distance of the heart and direction form current lateral position.
Further, in the present embodiment, step 2 is specially：
The current location of wireless charging receiving terminal 3 includes that the transverse center of wireless charging receiving terminal 3 deviates electric vehicle 1
The transverse direction of the transverse center in charging track 5 is deviateed in the lateral distance of transverse center and direction according to the transverse center of electric vehicle 1
The transverse center of distance and direction and wireless charging receiving terminal 3 deviates lateral distance and the side of the transverse center of electric vehicle 1
To operation is carried out, lateral distance and the direction of the transverse center of the transverse center run-off-road of wireless charging receiving terminal 3 are calculated,
And using the lateral distance of the transverse center of the transverse center run-off-road of calculated wireless charging receiving terminal 3 and direction as
Mobile wireless charging receiving terminal 3 is carried out in the distance of the transverse shifting of wireless charging receiving terminal 3 and direction.
The above content is only presently preferred embodiments of the present invention, for those of ordinary skill in the art, according to the present invention
Thought, there will be changes in the specific implementation manner and application range, and the content of the present specification should not be construed as to the present invention
Limitation.
Claims (10)
1. a kind of onboard wireless charging receiver for electric vehicle, which is characterized in that including：
It can be along the wireless charging receiving terminal (3) for being connected to electric vehicle (1) bottom of electric vehicle (1) transverse shifting；
It is connect with the wireless charging receiving terminal (3) to drive the driving equipment of the wireless charging receiving terminal (3) transverse shifting
(4)；And
Control the controller that the driving equipment (4) drives wireless charging receiving terminal (3) transverse shifting, the controller energy
It is enough to be connect with the control unit of the electric vehicle (1)；
Wherein, the controller receives the electric vehicle (1) for the expression traveling that described control unit is sent out in charging track (5)
Current lateral position location information, the controller is according to the positional information and the wireless charging receiving terminal (3)
Current location control the driving equipment (4) drive the wireless charging receiving terminal (3) laterally move to its transverse center with
The position of the transverse center face of charging track (5).
2. the onboard wireless charging receiver according to claim 1 for electric vehicle, which is characterized in that
The location information includes lateral distance and the direction for the transverse center that electric vehicle (1) deviates charging track (5)；
The current location of the wireless charging receiving terminal (3) includes that the transverse center of wireless charging receiving terminal (3) deviates electronic vapour
The lateral distance of the transverse center of vehicle (1) and direction；
The controller according to the transverse center of the electric vehicle (1) deviate charging track (5) transverse center laterally away from
From with the transverse center of direction and the wireless charging receiving terminal (3) deviate electric vehicle (1) transverse center laterally away from
From and direction, the transverse center for calculating the wireless charging receiving terminal (3) deviate the transverse center of charging track (5)
Lateral distance and direction, and charging track (5) is deviateed with the transverse center of calculated wireless charging receiving terminal (3)
The lateral distance of transverse center and direction are moved as the distance of the transverse shifting of the wireless charging receiving terminal (3) and direction
The wireless charging receiving terminal (3).
3. the onboard wireless charging receiver according to claim 1 for electric vehicle, which is characterized in that also wrap
It includes：
It can be fixed on the guide rail (6) of electric vehicle (1) bottom, the driving equipment (4) is movably attached the guide rail
(6) on, the wireless charging receiving terminal (3) is fixed in the driving equipment (4)；
Preferably, the driving equipment (4) is motor, and the guide rail (6) is equipped with the sliding rail (11) and rack extended along
(12), the motor is fixed on a holder (13), and the holder (13) is equipped with and is engaged with the sliding rail (11) and can edge
The mobile walking part (14) of the sliding rail (11), the holder (13) are connect by walking part (14) and the sliding rail (11)
Conjunction is suspended in the lower section of the guide rail (6), and gear (15), the gear (15) and institute are arranged on the output shaft of the motor
State rack (12) engagement, it is preferable that the wireless charging receiving terminal (3) is fixed on the bottom of the holder (13)；
Preferably, the wireless charging receiving terminal (3) is receiving coil.
4. a kind of electric vehicle, including control unit, which is characterized in that further include onboard wireless charging receiver, the vehicle
Carrying wireless charging receiver includes：
Along the wireless charging receiving terminal (3) for being connected to the electric vehicle bottom of electric vehicle (1) transverse shifting；
It is connect with the wireless charging receiving terminal (3) to drive the driving equipment of the wireless charging receiving terminal (3) transverse shifting
(4)；And
Control the controller that the driving equipment (4) drives wireless charging receiving terminal (3) transverse shifting, the controller with
Described control unit connects；
Wherein, the electric vehicle (1) of described control unit sensing traveling is charging the current lateral position on track (5) simultaneously
Send out the location information for indicating the position, the controller receives the location information and according to the positional information and described
The current location of wireless charging receiving terminal (3) controls the driving equipment (4) and the wireless charging receiving terminal (3) is driven laterally to move
It moves to the position of its transverse center and the transverse center face of charging track (5).
5. electric vehicle according to claim 4, which is characterized in that
The location information includes the transverse direction that the transverse center of the electric vehicle (1) deviates the transverse center of charging track (5)
Distance and direction；
The current location of the wireless charging receiving terminal (3) includes that the transverse center of wireless charging receiving terminal (3) deviates electronic vapour
The lateral distance of the transverse center of vehicle (1) and direction；
The controller according to the transverse center of the electric vehicle (1) deviate charging track (5) transverse center laterally away from
From with the transverse center of direction and the wireless charging receiving terminal (3) deviate electric vehicle (1) transverse center laterally away from
From and direction, the transverse center for calculating the wireless charging receiving terminal (3) deviate the transverse center of charging track (5)
Lateral distance and direction, and charging track (5) is deviateed with the transverse center of calculated wireless charging receiving terminal (3)
The lateral distance of transverse center and direction are moved as the distance of the transverse shifting of the wireless charging receiving terminal (3) and direction
The wireless charging receiving terminal (3).
6. electric vehicle according to claim 5, which is characterized in that
Described control unit includes video sensor (7) and arithmetic and control unit (8)；
The video sensor (7) is set to the front center position of the electric vehicle (1), for shooting the electric vehicle
(1) image for including lane line (9) immediately ahead of, and send described image to arithmetic and control unit (8)；
The arithmetic and control unit (8) receives described image, and the transverse center that the electric vehicle (1) is calculated according to described image is inclined
The lateral distance of transverse center from charging track (5) and direction, form the location information and send out.
7. electric vehicle according to claim 4, which is characterized in that
The onboard wireless charging receiver further includes guide rail (6), and the guide rail (6) is fixed on the bottom of the electric vehicle
Portion, the driving equipment (4) are movably attached on the guide rail (6), and the wireless charging receiving terminal (3) is fixed on described
In driving equipment (4)；
Preferably, the driving equipment (4) is motor, and the guide rail (6) is equipped with the sliding rail (11) and rack extended along
(12), the motor is fixed on a holder (13), and the holder (13) is equipped with and is engaged with the sliding rail (11) and can edge
The mobile walking part (14) of the sliding rail (11), the holder (13) are connect by walking part (14) and the sliding rail (11)
Conjunction is suspended in the lower section of the guide rail (6), and gear (15), the gear (15) and institute are arranged on the output shaft of the motor
State rack (12) engagement, it is preferable that the wireless charging receiving terminal (3) is fixed on the bottom of the holder (13)；
Preferably, the wireless charging receiving terminal (3) is receiving coil.
8. a kind of electric vehicle wireless charging method, which is characterized in that including：
Step 1, the electric vehicle (1) travelled sense its current lateral position in charging track (5)；
Step 2, electric vehicle (1) are according to the wireless charging receiving terminal (3) of the current lateral position and electric vehicle (1)
Current location controls the transverse center that the wireless charging receiving terminal (3) laterally moves to its transverse center and charging track (5)
The position of face.
9. electric vehicle wireless charging method according to claim 8, which is characterized in that
In step 1：The current lateral position includes that the transverse center of the electric vehicle (1) deviates charging track (5)
The lateral distance of transverse center and direction；
In step 2：The current location of the wireless charging receiving terminal (3) includes the transverse center of wireless charging receiving terminal (3)
Lateral distance and the direction for deviateing the transverse center of electric vehicle (1) are filled according to the deviation of the transverse center of the electric vehicle (1)
The transverse center of the lateral distance of the transverse center of tramway (5) and direction and the wireless charging receiving terminal (3) deviates electricity
The lateral distance of the transverse center of electrical automobile (1) and direction calculate the transverse center run-off-road of wireless charging receiving terminal (3)
Transverse center lateral distance and direction, and with the transverse center run-off-road of calculated wireless charging receiving terminal (3)
Transverse center lateral distance and direction move nothing as the distance of the transverse shifting of wireless charging receiving terminal (3) and direction
Micro USB electricity receiving terminal (3).
10. electric vehicle wireless charging method according to claim 9, which is characterized in that the step 1 includes following son
Step：
Step 1.1, electric vehicle (1) when driving shoot the image for including lane line (9) immediately ahead of it；
The transverse center that step 1.2, electric vehicle (1) calculate the electric vehicle (1) according to described image deviates charging track
(5) lateral distance of transverse center and direction form the current lateral position.
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| CN201810507930.4A CN108705945B (en) | 2018-05-24 | 2018-05-24 | Vehicle-mounted wireless charging receiving device, electric vehicle and wireless charging method thereof |
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| CN201810507930.4A CN108705945B (en) | 2018-05-24 | 2018-05-24 | Vehicle-mounted wireless charging receiving device, electric vehicle and wireless charging method thereof |
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| CN110758128A (en) * | 2019-11-04 | 2020-02-07 | 中国北方车辆研究所 | Vehicle-mounted unmanned vehicle charging system |
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