CN105576846A - Wireless charging system and method - Google Patents
Wireless charging system and method Download PDFInfo
- Publication number
- CN105576846A CN105576846A CN201610102643.6A CN201610102643A CN105576846A CN 105576846 A CN105576846 A CN 105576846A CN 201610102643 A CN201610102643 A CN 201610102643A CN 105576846 A CN105576846 A CN 105576846A
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- 238000000034 method Methods 0.000 title claims abstract description 31
- 239000011159 matrix material Substances 0.000 claims abstract description 10
- 230000008878 coupling Effects 0.000 claims abstract description 6
- 238000010168 coupling process Methods 0.000 claims abstract description 6
- 238000005859 coupling reaction Methods 0.000 claims abstract description 6
- 238000004804 winding Methods 0.000 claims description 18
- 230000005540 biological transmission Effects 0.000 claims description 16
- 230000004807 localization Effects 0.000 claims description 8
- 230000001939 inductive effect Effects 0.000 abstract 1
- 239000002699 waste material Substances 0.000 description 6
- 230000007423 decrease Effects 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
Classifications
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- H02J7/025—
Abstract
The invention discloses a wireless charging system. The wireless charging system comprises an electric power emitting module and an electric power receiving module, wherein the electric power emitting module comprises an emitting coil group; the emitting coil group consists of emitting coils which are arrayed in a matrix manner; the electric power receiving module comprises a receiving coil; and the electric power emitting module and the electric power receiving module are used for transmitting electric power through inductive coupling by virtue of the emitting coils and the receiving coil. The invention further provides a wireless charging method of the wireless charging system. According to the wireless charging method, a multi-coil scope scanning and positioning method is utilized. According to the wireless charging system and the wireless charging method, the charging efficiency can be effectively improved, and the wasting of electric power can be reduced.
Description
Technical field
The present invention relates to wireless charging system and wireless charging method, belong to wireless charging field.
Background technology
What current wireless charging process adopted is the charging modes of single transmit coil to single receiving coil, namely in charging process, 1 transmitting coil is only had to charge with being undertaken being coupled by 1 receiving coil of charging device in the power transmission module of wireless charging device, this just requires strictly to be aligned by the position between charging device and wireless charging device, the close-coupled of guarantee transmitting coil and receiving coil, depart from once be had by the relative position between charging device and wireless charging device, charge efficiency will be caused to decline, namely the charging interval is extended, objectively cause waste of energy again.
Summary of the invention
The object of the present invention is to provide a kind of wireless charging system and wireless charging method, effectively can improve charge efficiency, reduce waste of energy.
For achieving the above object, the invention provides a kind of wireless charging system, comprise power transmission module, power receiver module;
Described power transmission module comprises transmitting winding group;
The transmitting coil that described transmitting winding group is arranged by multiple matrix forms;
Described power receiver module comprises receiving coil;
Described power transmission module, power receiver module are by the inductance coupling high transferring electric power between transmitting coil and receiving coil.
Preferably, described power transmission module comprises the central control unit for controlling transmitting coil work, and each transmitting coil and central control unit are connected in parallel.
Preferably, described power transmission module also comprises for scanning the coil Scan orientation device determining receiving coil positional information, described coil Scan orientation device is connected with described central control unit, and by scan the receiving coil positional information determined and transfer to central control unit.
Preferably, the transmitting coil of described multiple matrix arrangement is positioned at same plane.
The present invention also provides the wireless charging method of above-mentioned wireless charging system, and described wireless charging method adopts multi-coil range scans localization method.
Preferably, described multi-coil range scans localization method comprises the steps:
1) determine the positional information of receiving coil by the scanning of coil Scan orientation device, and by scan the receiving coil positional information determined and transfer to central control unit;
2) central control unit is according to the positional information of receiving coil, drives at least one transmitting coil in transmitting winding group to open power supply.
Preferably, described step 2) in, central control unit controls transmitting coil adjacent with receiving coil in transmitting winding group according to the positional information of receiving coil and opens and power, to improve charge efficiency.
Preferably, described step 2) in, open the transmitting coil of power supply and the projection section or all overlapping of receiving coil.
Preferably, the quantity of transmitting coil of opening power supply be n square, n be greater than 1 integer, and the transmitting coil position of opening power supply is adjacent.
Advantage of the present invention and beneficial effect are: provide a kind of wireless charging system and wireless charging method, effectively can improve charge efficiency, reduce waste of energy.
The transmitting coil that transmitting winding group of the present invention is arranged by multiple matrix forms, can open multiple transmitting coil is that receiving coil is powered simultaneously, and, also receiving coil can be made when non-critical aligns to obtain same or analogous electromagnetic coupling strengths by the position between charging device and wireless charging device, and then improve charging convenience simultaneously and improve charge efficiency.
The present invention adopts multi-coil range scans localization method, before transmitting coil opens charging process, first the positional information of Scan orientation receiving coil, and then can select to control most suitable one or more transmitting coil unlatching power supply in transmitting winding group, both charge efficiency was provided, turn avoid and open improving power supply without the transmitting coil effectively helped, and then decrease waste of energy.
To by the position aligning requirements of charging device and wireless charging device when the present invention can reduce charging, and then improve charging convenience and charge efficiency.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of wireless charging system of the present invention;
Fig. 2 is the schematic diagram of transmitting winding group.
Embodiment
Below in conjunction with drawings and Examples, the specific embodiment of the present invention is further described.Following examples only for technical scheme of the present invention is clearly described, and can not limit the scope of the invention with this.
The technical scheme that the present invention specifically implements is:
As shown in Figure 1 and Figure 2, a kind of wireless charging system, comprises power transmission module, power receiver module;
Described power transmission module comprises transmitting winding group;
The transmitting coil that described transmitting winding group is arranged by multiple matrix forms;
Described power receiver module comprises receiving coil;
Described power transmission module, power receiver module are by the inductance coupling high transferring electric power between transmitting coil and receiving coil.
The transmitting coil that transmitting winding group is arranged by multiple matrix forms, can open multiple transmitting coil is that receiving coil is powered simultaneously, and, also receiving coil can be made when non-critical aligns to obtain same or analogous electromagnetic coupling strengths by the position between charging device and wireless charging device, and then improve charging convenience simultaneously and improve charge efficiency.Concrete, the quantity of the transmitting coil of described matrix arrangement is X × Y, X and Y is respectively the integer being greater than 1, X and Y can be unequal.Concrete, the shape of single transmitting coil can be the arbitrary shapes such as rectangle, circle, ellipse.
Described power transmission module comprises the central control unit for controlling transmitting coil work, and each transmitting coil and central control unit are connected in parallel, and each transmitting coil can independently be opened or close.
Described power transmission module also comprises for scanning the coil Scan orientation device determining receiving coil positional information, described coil Scan orientation device is connected with described central control unit, and by scan the receiving coil positional information determined and transfer to central control unit.Central control unit can be selected to control most suitable one or more transmitting coil in transmitting winding group and open power supply, both provides charge efficiency, and turn avoid and open improving power supply without the transmitting coil effectively helped, and then decrease waste of energy.
The transmitting coil of described multiple matrix arrangement is positioned at same plane.Each transmitting coil in same plane, can avoid because of multi-coil mutually superpose cause system thickness increase and be unfavorable for carrying convenience.
The present invention also provides the wireless charging method of above-mentioned wireless charging system, and described wireless charging method adopts multi-coil range scans localization method.
Described multi-coil range scans localization method comprises the steps:
1) determine the positional information of receiving coil by the scanning of coil Scan orientation device, and by scan the receiving coil positional information determined and transfer to central control unit;
2) central control unit is according to the positional information of receiving coil, drives at least one transmitting coil in transmitting winding group to open power supply.
Described step 2) in, central control unit can control transmitting coil adjacent with receiving coil in transmitting winding group according to the positional information of receiving coil and open and power, to improve charge efficiency.
Described step 2) in, open power supply transmitting coil can with the projection section of receiving coil or all overlapping.
The quantity of transmitting coil of opening power supply can be n square, n be greater than 1 integer, and it is adjacent to open the transmitting coil position powered.Such as, the transmitting coil opening power supply can be 4 adjacent subcoils, adjacent comprise laterally adjacent, longitudinal direction is adjacent or oblique adjacent.
The present invention adopts multi-coil range scans localization method, before transmitting coil opens charging process, first the positional information of Scan orientation receiving coil, and then can select to control most suitable one or more transmitting coil unlatching power supply in transmitting winding group, both charge efficiency was provided, turn avoid and open improving power supply without the transmitting coil effectively helped, and then decrease waste of energy.
The above is only the preferred embodiment of the present invention; it should be pointed out that for those skilled in the art, under the prerequisite not departing from the technology of the present invention principle; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (9)
1. wireless charging system, is characterized in that:
Comprise power transmission module, power receiver module;
Described power transmission module comprises transmitting winding group;
The transmitting coil that described transmitting winding group is arranged by multiple matrix forms;
Described power receiver module comprises receiving coil;
Described power transmission module, power receiver module are by the inductance coupling high transferring electric power between transmitting coil and receiving coil.
2. wireless charging system according to claim 1, is characterized in that, described power transmission module comprises the central control unit for controlling transmitting coil work, and each transmitting coil and central control unit are connected in parallel.
3. wireless charging system according to claim 2, it is characterized in that, described power transmission module also comprises for scanning the coil Scan orientation device determining receiving coil positional information, described coil Scan orientation device is connected with described central control unit, and by scan the receiving coil positional information determined and transfer to central control unit.
4. wireless charging system according to claim 3, is characterized in that, the transmitting coil of described multiple matrix arrangement is positioned at same plane.
5. the wireless charging method of wireless charging system described in claim 1, is characterized in that, described wireless charging method adopts multi-coil range scans localization method.
6. wireless charging method according to claim 5, is characterized in that, described multi-coil range scans localization method comprises the steps:
1) determine the positional information of receiving coil by the scanning of coil Scan orientation device, and by scan the receiving coil positional information determined and transfer to central control unit;
2) central control unit is according to the positional information of receiving coil, drives at least one transmitting coil in transmitting winding group to open power supply.
7. wireless charging method according to claim 6, it is characterized in that, described step 2) in, central control unit controls transmitting coil adjacent with receiving coil in transmitting winding group according to the positional information of receiving coil and opens and power, to improve charge efficiency.
8. the wireless charging method according to claim 6 or 7, is characterized in that, described step 2) in, open the transmitting coil of power supply and the projection section or all overlapping of receiving coil.
9. wireless charging method according to claim 8, is characterized in that, the quantity of transmitting coil of opening power supply be n square, n be greater than 1 integer, and the transmitting coil position of opening power supply is adjacent.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610102643.6A CN105576846A (en) | 2016-02-25 | 2016-02-25 | Wireless charging system and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610102643.6A CN105576846A (en) | 2016-02-25 | 2016-02-25 | Wireless charging system and method |
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| Publication Number | Publication Date |
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| CN105576846A true CN105576846A (en) | 2016-05-11 |
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| CN201610102643.6A Pending CN105576846A (en) | 2016-02-25 | 2016-02-25 | Wireless charging system and method |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106059101A (en) * | 2016-07-19 | 2016-10-26 | 黄绍华 | Wireless charger and charging method thereof |
| CN106712320A (en) * | 2017-03-06 | 2017-05-24 | 武汉轻工大学 | Wireless charging device based on distributed multi-coil coupling |
| CN108054838A (en) * | 2018-01-08 | 2018-05-18 | 江苏工程职业技术学院 | A kind of passageway lift wireless charging method and its wireless charging device |
| CN110040011A (en) * | 2019-04-18 | 2019-07-23 | 浙江吉利控股集团有限公司 | A kind of wireless charging method and control device |
| CN110649716A (en) * | 2018-06-27 | 2020-01-03 | Oppo广东移动通信有限公司 | Wireless charging method, equipment to be charged and wireless charging device |
| CN113022335A (en) * | 2019-12-24 | 2021-06-25 | 上海海拉电子有限公司 | Wireless quick charging system and method for electric automobile |
| CN114050668A (en) * | 2022-01-07 | 2022-02-15 | 合肥有感科技有限责任公司 | Wireless charging transmitting device |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103812149A (en) * | 2012-11-09 | 2014-05-21 | 海尔集团公司 | Wireless charging device, charging system and charging method |
| CN104659928A (en) * | 2014-06-05 | 2015-05-27 | 王哲 | Wireless charging emitting circuit and device |
| CN104901402A (en) * | 2015-06-03 | 2015-09-09 | 北京有感科技有限责任公司 | Wireless charging system and wireless charging method |
-
2016
- 2016-02-25 CN CN201610102643.6A patent/CN105576846A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103812149A (en) * | 2012-11-09 | 2014-05-21 | 海尔集团公司 | Wireless charging device, charging system and charging method |
| CN104659928A (en) * | 2014-06-05 | 2015-05-27 | 王哲 | Wireless charging emitting circuit and device |
| CN104901402A (en) * | 2015-06-03 | 2015-09-09 | 北京有感科技有限责任公司 | Wireless charging system and wireless charging method |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106059101A (en) * | 2016-07-19 | 2016-10-26 | 黄绍华 | Wireless charger and charging method thereof |
| CN106712320A (en) * | 2017-03-06 | 2017-05-24 | 武汉轻工大学 | Wireless charging device based on distributed multi-coil coupling |
| CN106712320B (en) * | 2017-03-06 | 2019-04-30 | 武汉轻工大学 | Wireless charging device based on distributed multi-coil coupling |
| CN108054838A (en) * | 2018-01-08 | 2018-05-18 | 江苏工程职业技术学院 | A kind of passageway lift wireless charging method and its wireless charging device |
| CN110649716A (en) * | 2018-06-27 | 2020-01-03 | Oppo广东移动通信有限公司 | Wireless charging method, equipment to be charged and wireless charging device |
| CN110649716B (en) * | 2018-06-27 | 2021-10-15 | Oppo广东移动通信有限公司 | Wireless charging method, equipment to be charged and wireless charging device |
| CN110040011A (en) * | 2019-04-18 | 2019-07-23 | 浙江吉利控股集团有限公司 | A kind of wireless charging method and control device |
| CN113022335A (en) * | 2019-12-24 | 2021-06-25 | 上海海拉电子有限公司 | Wireless quick charging system and method for electric automobile |
| CN114050668A (en) * | 2022-01-07 | 2022-02-15 | 合肥有感科技有限责任公司 | Wireless charging transmitting device |
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Application publication date: 20160511 |
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