CN105914906B - The dispatch coil relative position detection device and method of wireless power transmission - Google Patents
The dispatch coil relative position detection device and method of wireless power transmission Download PDFInfo
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- CN105914906B CN105914906B CN201610261208.8A CN201610261208A CN105914906B CN 105914906 B CN105914906 B CN 105914906B CN 201610261208 A CN201610261208 A CN 201610261208A CN 105914906 B CN105914906 B CN 105914906B
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- 238000001514 detection method Methods 0.000 title claims abstract description 34
- 238000000034 method Methods 0.000 title claims abstract description 12
- 238000005070 sampling Methods 0.000 claims abstract description 44
- 230000003993 interaction Effects 0.000 claims abstract description 12
- 238000002474 experimental method Methods 0.000 claims description 3
- 238000005259 measurement Methods 0.000 claims description 3
- 230000008569 process Effects 0.000 claims description 3
- 239000004744 fabric Substances 0.000 claims 1
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- 238000010586 diagram Methods 0.000 description 5
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- 230000009286 beneficial effect Effects 0.000 description 1
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- 230000005674 electromagnetic induction Effects 0.000 description 1
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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
-
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/16—Information or communication technologies improving the operation of electric vehicles
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The invention discloses the dispatch coil relative position detection device and method of a kind of wireless power transmission, detection device includes: electric energy emission inductance coil, electric energy reception inductance coil, sampling inductance coil, sample circuit, charging management system and human-computer interaction interface；Electric energy emission inductance coil and electric energy receive not physically connected between inductance coil；Sampling inductance coil is no less than three, is fixed on electric energy with the position of polygon vertex and receives around inductance coil；Sampling inductance coil is electrically connected with sample circuit；Sample circuit is electrically connected with charging management system, and charging management system is electrically connected with human-computer interaction interface.When electric energy emission inductance coil and concentric electric energy reception inductance coil, it is to be arranged symmetrically that electric energy emission inductance coil, electric energy reception inductance coil and sampling inductance coil, which are with electric energy emission inductance coil axle center,.The present invention can make electric energy transmitting, receive inductance coil accurate alignment as a result, improve the utilization rate of electric power energy.
Description
Technical field
The present invention relates to wireless power transmission field more particularly to a kind of dispatch coil relative positions of wireless power transmission
Detection device and method.
Background technique
Wireless power technology is powered in a manner of non-physical contact, with the maturation of the technology, increasingly by people's
The approval of concern and society, greatly facilitates the use of wireless product.The radio energy of current electromagentic resonance or electromagnetic induction
The antenna that transmission device mainly uses inductance coil to receive and dispatch as energy；However, emitter and reception fill before electric energy transmission
The electric energy set emits, receives one effective relative position of inductance coil needs, to reduce energy dissipation, it is ensured that electric energy transmission
Efficiency；Under normal conditions, the plane of emitter and the inductance coil of reception device is preferably parallel to each other, and axle center preferably exists
On same axis, and vertical range is reduced, as close as possible to maximum efficiency of transmission can be obtained in this way.
For example the design structure of current automobile wireless charging pile is generally as follows:
The electric energy emission inductance coil of electric energy transmission device is set to the automobile charging zone on ground；The installation of electric energy reception device
In on automobile, connecting automobile batteries charging management system, electric energy receives inductance coil and is set to bottom of car；When automobile needs fill
When electric, charging zone is driven into, in the case where no locating and detecting device, driver can only judge electric energy emission inductance by range estimation
The position of coil, can not be precisely directed to electric energy emission inductance coil and electric energy receives inductance coil.
In conclusion the art needs dispatch coil relative position detection device and the side of a kind of wireless power transmission
Method, with overcome electric energy transmitting, receive inductance coil can not accurate alignment defect, be reduced as far as electric power energy waste and
Loss.
Summary of the invention
In view of the drawbacks of the prior art, the present invention proposes a kind of dispatch coil relative position detection dress of wireless power transmission
It sets, so that electric energy transmitting, reception inductance coil accurate alignment, improve the utilization rate of electric power energy.
The technical scheme to solve the above technical problems is that a kind of dispatch coil of wireless power transmission is with respect to position
Set detection device, comprising: electric energy emission inductance coil, electric energy receive inductance coil, sampling inductance coil, sample circuit, charging
Management system and human-computer interaction interface；Wherein, the electric energy emission inductance coil and the electric energy receive between inductance coil
Without any physical connection or Mechanical Contact；The sampling inductance coil is no less than three, is fixed on the position of polygon vertex
The electric energy receives around inductance coil；The sampling inductance coil is electrically connected with the sample circuit respectively；The sampling
Circuit is electrically connected with the charging management system, and the charging management system is electrically connected with the human-computer interaction interface.
Based on the above technical solution, the present invention can also be improved as follows.
Preferably, when the electric energy emission inductance coil and concentric electric energy reception inductance coil, the electric energy
Emission inductance coil, the electric energy receive inductance coil and the sampling inductance coil is with electric energy emission inductance coil axis
The heart is to be arranged symmetrically.
The present invention also provides a kind of dispatch coil relative position detection methods of wireless power transmission comprising above-mentioned nothing
The dispatch coil relative position detection device of line electric energy transmission, detecting step are as follows:
1) setting works as electric energy reception inductance coil and electric energy emission inductance coil under the premise of given axial distance, the two
When in coaxial position, it is that position samples induced electricity to the benchmark of timing that the induced voltage of three sampling inductance coils, which is U, V, W,
Pressure；
2) electric energy with the sampling inductance coil is received into inductance coil and is tentatively moved to the electric energy emission inductance
In the axial direction of coil, coarse positioning；
3) detect it is each sampling inductance coil induced voltage Ux Vx Wx, judge whether to meet respectively: Ux=U, Vx=
V, Wx=W；
If 4) do not reach above-mentioned condition, by driving device or it is artificial in the same plane, it is mobile with described
Sample inductance coil electric energy receive inductance coil, detect again it is each sampling inductance coil induced voltage Ux Vx Wx；And
Judge whether to meet respectively again: Ux=U, Vx=V, Wx=W；
5) step 4) is repeated if being still not up to the step 3) condition；If reaching the step 3) condition
Realize position centering, detection contraposition process terminates.
Based on the above technical solution, the present invention can also be improved as follows.
Preferably, the benchmark sampling induced voltage is obtained by experiment measurement or theoretical calculation.
Preferably, described when the electric energy emission inductance coil and electric energy receive inductance coil in axle center in positive situation
Electric energy emission inductance coil, the electric energy receive inductance coil and the sampling inductance coil is with electric energy emission inductance line
When circle axle center is arranged symmetrically, the U=V=W.
In addition, the present invention also provides a kind of wireless charging automobiles comprising the dispatch coil of above-mentioned wireless power transmission
Relative position detection device.
Preferably, the electric energy receives inductance coil, the sampling inductance coil, the sample circuit, the charging valve
Reason system and the human-computer interaction interface are all installed on automobile；Wherein, the electric energy receives inductance coil and the sampling
Inductance coil is installed on bottom of car；The human-computer interaction interface is installed in car steering room.
The beneficial effects of the present invention are: simple structure, fast and accurate for positioning, the electric energy as wireless power transmission equipment
The determination method of sending and receiving inductance coil relative position lays the foundation to the automatic or manual alignment of wireless power transmission equipment.
Detailed description of the invention
Fig. 1 is the schematic perspective view of the dispatch coil relative position detection device of wireless power transmission of the invention；
Fig. 2 is the overlooking structure diagram of the dispatch coil relative position detection device of wireless power transmission of the invention；
Fig. 3 is the left view structural representation of the dispatch coil relative position detection device of wireless power transmission of the invention；
Fig. 4 is that the structure of the sample circuit of the dispatch coil relative position detection device of wireless power transmission of the invention is shown
It is intended to；
Fig. 5 is the schematic perspective view one of wireless charging automobile of the invention；
Fig. 6 is the overlooking structure diagram of wireless charging automobile of the invention；
Fig. 7 is the left view structural representation of wireless charging automobile of the invention；
Fig. 8 is the schematic perspective view two of wireless charging automobile of the invention；
In Fig. 1~8, component names represented by each label are as follows: A is electric energy emission inductance coil；B is electric energy reception
Inductance coil；C1, C2, C3 are sampling inductance coil；D is automobile；E is road surface；F is wireless charging parking stall；G is Charge Management system
System；H is human-computer interaction interface.
Specific embodiment
The principle and features of the present invention will be described below with reference to the accompanying drawings, and the given examples are served only to explain the present invention, and
It is non-to be used to limit the scope of the invention.
It please refers to shown in Fig. 1~4, wherein Fig. 1 is that the dispatch coil relative position of wireless power transmission of the invention is detected
The schematic perspective view of device；Fig. 2 is bowing for the dispatch coil relative position detection device of wireless power transmission of the invention
Depending on structural schematic diagram；Fig. 3 is that the left view structure of the dispatch coil relative position detection device of wireless power transmission of the invention is shown
It is intended to；Fig. 4 is the structural representation of the sample circuit of the dispatch coil relative position detection device of wireless power transmission of the invention
Figure.
The structure of the dispatch coil relative position detection device of wireless power transmission of the invention are as follows: no less than adopt for three
Sample inductance coil C1, C2, C3 receives inductance coil B with the electric energy that electric energy radio receiver is fixed in the position of polygon vertex
Around, to acquire the power strength of electric energy emission inductance loop A in wireless power transmission；Pass through sample circuit shown in Fig. 4
The adopted voltage of more multiple sampling inductance coil C1, C2, C3 can determine that electric energy receives with geometric operation by charging management system
Relative position between inductance coil B and electric energy emission inductance loop A；Finally, this relative position is presented in human-computer interaction circle
Face.
The dispatch coil relative position detection device of wireless power transmission of the invention as a result, comprising: electric energy emission inductance
Coil, electric energy receive inductance coil, sampling inductance coil, sample circuit, charging management system and human-computer interaction interface；Its
In, the electric energy emission inductance coil and the electric energy receive between inductance coil without any physical connection or Mechanical Contact；Institute
It states sampling inductance coil and is no less than three, the electric energy is fixed on the position of polygon vertex and is received around inductance coil；
The sampling inductance coil is electrically connected with the sample circuit respectively；The sample circuit is electrically connected with the charging management system
It connects, the charging management system is electrically connected with the human-computer interaction interface.
Preferably, when the electric energy emission inductance coil and concentric electric energy reception inductance coil, the electric energy
Emission inductance coil, the electric energy receive inductance coil and the sampling inductance coil is with electric energy emission inductance coil axis
The heart is to be arranged symmetrically.
The present invention also provides a kind of dispatch coil relative position detection methods of wireless power transmission comprising above-mentioned nothing
The dispatch coil relative position detection device of line electric energy transmission, detecting step are as follows:
1) setting works as electric energy reception inductance coil and electric energy emission inductance coil under the premise of given axial distance, the two
When in coaxial position, it is that position samples induced electricity to the benchmark of timing that the induced voltage of three sampling inductance coils, which is U, V, W,
Pressure；
2) electric energy with the sampling inductance coil is received into inductance coil and is tentatively moved to the electric energy emission inductance
In the axial direction of coil, coarse positioning；
3) detect it is each sampling inductance coil induced voltage Ux Vx Wx, judge whether to meet respectively: Ux=U, Vx=
V, Wx=W；
If 4) do not reach above-mentioned condition, by driving device or it is artificial in the same plane, it is mobile with described
Sample inductance coil electric energy receive inductance coil, detect again it is each sampling inductance coil induced voltage Ux Vx Wx；And
Judge whether to meet respectively again: Ux=U, Vx=V, Wx=W；
5) step 4) is repeated if being still not up to the step 3) condition；If reaching the step 3) condition
Realize position centering, detection contraposition process terminates.
Preferably, the benchmark sampling induced voltage is obtained by experiment measurement or theoretical calculation.
Preferably, described when the electric energy emission inductance coil and electric energy receive inductance coil in axle center in positive situation
Electric energy emission inductance coil, the electric energy receive inductance coil and the sampling inductance coil is with electric energy emission inductance line
When circle axle center is arranged symmetrically, the U=V=W.
In addition, the present invention also provides a kind of wireless charging automobiles comprising the dispatch coil of above-mentioned wireless power transmission
Relative position detection device.Shown in referring to figure 5.~8, wherein Fig. 5 is that the stereochemical structure of wireless charging automobile of the present invention is illustrated
Figure one；Fig. 6 is the overlooking structure diagram of wireless charging automobile of the present invention；Fig. 7 is the left view knot of wireless charging automobile of the present invention
Structure schematic diagram；Fig. 8 is the schematic perspective view two of wireless charging automobile of the present invention.Its optimal embodiment can are as follows: three
Sampling inductance coil C1, C2, C3 receives inductance coil B with the round electric energy that the position on regular polygon vertex is installed on bottom of car
Around, and three sampling inductance coils are all set in sample circuit；When automobile D needs to charge, automobile D is close to wireless charging
Electric car position F, the round electric energy emission inductance loop A on the ground E of wireless charging parking stall F start defeated with less energy
Out, automobile drives into wireless charging parking stall F；When electric energy, which receives inductance coil B, to fail to be directed at electric energy emission inductance loop A, sampling
Inductance coil C1, C2, C3 is adopted, and voltage is inconsistent, and sampled circuit compares, charging management system G carries out geometric operation, can obtain
Electric energy receives the relative position between inductance coil B and electric energy emission inductance loop A out, and passes through human-computer interaction interface H prompting department
Machine carries out position adjustment；After electric energy, which receives inductance coil B, to be aligned with electric energy emission inductance loop A, electric energy wireless transmission device
Just start to charge to automobile batteries with high-power energy output；More accurate and larger range of positioning in order to obtain, visually
Situation increases the quantity of sampling inductance coil, and is scattered in the bottom automobile D.
The dispatch coil relative position detection device simple structure of wireless power transmission of the invention, it is fast and accurate for positioning,
And determination method of the method as the electric energy sending and receiving inductance coil relative position of wireless power transmission equipment, radio energy is passed
The automatic or manual alignment of transfer device lays the foundation.
The foregoing is merely presently preferred embodiments of the present invention, is not intended to limit the invention, it is all in spirit of the invention and
Within principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (4)
1. a kind of dispatch coil relative position detection method of wireless power transmission, which is characterized in that including wireless power transmission
Dispatch coil relative position detection device, the detection device include: electric energy emission inductance coil, electric energy receive inductor wire
Circle, sampling inductance coil, sample circuit, charging management system and human-computer interaction interface；Wherein, the electric energy emission inductance line
Circle and the electric energy receive between inductance coil without any physical connection or Mechanical Contact；The sampling inductance coil is no less than three
It is a, the electric energy is fixed on the position of polygon vertex and is received around inductance coil；The sampling inductance coil with it is described
Sample circuit electrical connection；The sample circuit is electrically connected with the charging management system, the charging management system and the people
The electrical connection of machine interactive interface；
The detecting step of the detection method is as follows:
1) setting works as electric energy reception inductance coil and electric energy emission inductance coil under the premise of given axial distance, and the two is in
When coaxial position, it is that position samples induced voltage to the benchmark of timing that the induced voltage of three sampling inductance coils, which is U, V, W,；
2) electric energy with the sampling inductance coil is received into inductance coil and is tentatively moved to the electric energy emission inductance coil
Axial direction on, coarse positioning；
3) detect it is each sampling inductance coil induced voltage Ux Vx Wx, judge whether to meet respectively: Ux=U, Vx=V, Wx
=W；
If 4) do not reach above-mentioned condition, by driving device or it is artificial in the same plane, it is mobile to have the sampling
The electric energy of inductance coil receives inductance coil, detect again each sampling inductance coil induced voltage Ux Vx Wx；And again
Judge whether to meet respectively: Ux=U, Vx=V, Wx=W；
5) step 4) is repeated if being still not up to the step 3) condition；It is realized if reaching the step 3) condition
Position centering, detection contraposition process terminate.
2. the dispatch coil relative position detection method of wireless power transmission according to claim 1, which is characterized in that when
The electric energy emission inductance coil and the electric energy receive inductance coil it is concentric when, it is the electric energy emission inductance coil, described
It is to be arranged symmetrically that electric energy reception inductance coil and the sampling inductance coil, which are with electric energy emission inductance coil axle center,.
3. the dispatch coil relative position detection method of wireless power transmission according to claim 1 or 2, feature exist
In the benchmark sampling induced voltage is obtained by experiment measurement or theoretical calculation.
4. the dispatch coil relative position detection method of wireless power transmission according to claim 1 or 2, feature exist
In, when the electric energy emission inductance coil and electric energy receive inductance coil in axle center in positive situation, the electric energy emission inductance
Coil, the electric energy receive inductance coil and the sampling inductance coil is with the symmetrical cloth in electric energy emission inductance coil axle center
When setting, the U=V=W.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610261208.8A CN105914906B (en) | 2016-04-25 | 2016-04-25 | The dispatch coil relative position detection device and method of wireless power transmission |
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| CN201610261208.8A CN105914906B (en) | 2016-04-25 | 2016-04-25 | The dispatch coil relative position detection device and method of wireless power transmission |
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| CN108146256A (en) * | 2016-12-06 | 2018-06-12 | 比亚迪股份有限公司 | Electric vehicle and its wireless charging automatic contraposition device and method |
| CN110383633A (en) * | 2017-03-03 | 2019-10-25 | Tdk株式会社 | Wireless power transmission device and Wireless power transmission system |
| JP6458084B2 (en) * | 2017-05-24 | 2019-01-23 | 本田技研工業株式会社 | Non-contact power transmission system |
| CN107370244A (en) * | 2017-06-26 | 2017-11-21 | 西安电子科技大学 | A kind of magnetic coil position detecting device and method for detecting position for induction wireless charging |
| CN108063474A (en) * | 2017-12-22 | 2018-05-22 | 北京经纬恒润科技有限公司 | A kind of wireless charging device and wireless charging method |
| CN110014899A (en) * | 2017-12-28 | 2019-07-16 | 林久晃 | The wireless automatic charging system of electric vehicle |
| CN108306361B (en) * | 2018-01-31 | 2021-11-16 | 努比亚技术有限公司 | Wireless charging device and method |
| CN108736588A (en) * | 2018-06-06 | 2018-11-02 | 中惠创智无线供电技术有限公司 | Detection method, system, device and the readable storage medium storing program for executing of coil position relationship |
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| CN109462286A (en) * | 2018-09-30 | 2019-03-12 | 漳州蒙发利创新科技有限公司 | A kind of wireless charger automatically correcting charge position |
| JP7087974B2 (en) * | 2018-12-07 | 2022-06-21 | トヨタ自動車株式会社 | Position detection system and position detection method |
| CN109606176A (en) * | 2018-12-12 | 2019-04-12 | 南京师范大学 | Electric car wireless charging positioning system based on two dimension disymmetry loop constructions |
| CN109895643B (en) * | 2019-02-26 | 2020-07-07 | 浙江大学 | Online electric automobile wireless charging positioning system based on differential inductance |
| CN109799408B (en) * | 2019-03-11 | 2020-07-07 | 吉林大学 | Electric automobile wireless charging coil dislocation experimental apparatus |
| CN110774928B (en) * | 2019-10-29 | 2022-10-21 | 三峡大学 | Electric vehicle wireless charging method and charging device based on equivalent inductance positioning |
| US11502558B2 (en) | 2019-11-04 | 2022-11-15 | Nxp Usa, Inc. | Inductive power transfer device |
| CN111463912A (en) * | 2020-04-22 | 2020-07-28 | 维沃移动通信有限公司 | Electronic device and power supply control method |
| CN112477663A (en) * | 2020-11-12 | 2021-03-12 | 东南大学 | Wireless charging automobile positioning method and system and automobile |
| CN112757924B (en) * | 2020-12-23 | 2022-08-30 | 中兴新能源科技有限公司 | Wireless charging system of electric vehicle, primary and secondary offset detection method and device |
| CN114454738B (en) * | 2021-11-15 | 2023-10-20 | 中国人民解放军海军工程大学 | Four rotor and fixed wing composite module type wireless unmanned aerial vehicle that charges |
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| CN101809842A (en) * | 2007-09-27 | 2010-08-18 | 松下电器产业株式会社 | Electronic device, recharger and recharging system |
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Effective date of registration: 20180214 Address after: 518172 B seat 603-604 of Tianan digital new town, Longgang District, Shenzhen, Guangdong province 603-604 Applicant after: China (Shenzhen) Co., Ltd. Powerise wireless technology Co. Address before: Laishan Mingda road 264000 Shandong city of Yantai province No. 11 Huitong building Applicant before: ZONECHARGE WIRELESS POWER TECHNOLOGY Co.,Ltd. |
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Effective date of registration: 20180314 Address after: 518172 B seat 603-604 of Tianan digital new town, Longgang District, Shenzhen, Guangdong province 603-604 Applicant after: ZONECHARGE (SHENZHEN) WIRELESS POWER TECHNOLOGY Co.,Ltd. Address before: Laishan Mingda road 264000 Shandong city of Yantai province No. 11 Huitong building Applicant before: ZONECHARGE WIRELESS POWER TECHNOLOGY Co.,Ltd. |
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Denomination of invention: Device and method for detecting the relative position of transmitting and receiving coils in wireless power transmission Granted publication date: 20190607 Pledgee: Huishang Bank Co.,Ltd. Fuyang Yingquan Branch Pledgor: ZONECHARGE (SHENZHEN) WIRELESS POWER TECHNOLOGY Co.,Ltd. Registration number: Y2024980029765 |