CN101673962A - Wireless charging system for electric automobile - Google Patents
Wireless charging system for electric automobile Download PDFInfo
- Publication number
- CN101673962A CN101673962A CN200910193058A CN200910193058A CN101673962A CN 101673962 A CN101673962 A CN 101673962A CN 200910193058 A CN200910193058 A CN 200910193058A CN 200910193058 A CN200910193058 A CN 200910193058A CN 101673962 A CN101673962 A CN 101673962A
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- electric automobile
- charging system
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- 238000004891 communication Methods 0.000 claims abstract description 12
- 238000001914 filtration Methods 0.000 claims description 14
- 230000003750 conditioning effect Effects 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 abstract description 7
- 230000006866 deterioration Effects 0.000 abstract 2
- 238000000034 method Methods 0.000 description 6
- 230000008878 coupling Effects 0.000 description 4
- 238000010168 coupling process Methods 0.000 description 4
- 238000005859 coupling reaction Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 230000006698 induction Effects 0.000 description 2
- 206010014357 Electric shock Diseases 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
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- Current-Collector Devices For Electrically Propelled Vehicles (AREA)
Abstract
The invention provides a wireless charging system for an electric automobile, to solve the problems of electrical leakage and physical deterioration of charging plant. The wireless charging system comprises a sending end connected to an electric network and a receiving end disposed on the automobile, wherein the sending end comprises a wireless communication unit and a sending unit. The sending unit is formed by serially connecting a rectification filter circuit, a high frequency inverter circuit and a sending loop. The receiving end comprises a wireless communication unit and a receiving unit. The receiving unit is formed by serially connecting a receiving loop and a rectification filter circuit. In the manner of high-efficient wireless transmission, the wireless charging system for an electric automobile of the invention solves the problems of electrical leakage and physical deterioration of charging plant, so the charging mode of the automobile is simpler, faster and more reliable.
Description
Technical field
The invention belongs to the electric vehicle engineering field, specially refer to charging technique.
Background technology
Electric automobile has free of contamination advantage as a kind of new-energy automobile, more and more is subjected to people's welcome and attention.Present electric automobile generally all adopts the method for contact charging, and the charging contact exposes in the automobile outside, leaks electricity, takes place Danger Electric shock risk easily; Contact charge in addition through after repeatedly plug is operated, become flexible because of mechanical wear causes contact easily, reliably electric energy transmitting.
Summary of the invention
The objective of the invention is to propose a kind of wireless charging system for electric automobile, to solve the problem of charging device electric leakage and mechanical wear.
Wireless charging system for electric automobile of the present invention is made up of transmitting terminal that is used for being connected with electrical network and the receiving terminal that is used to be installed on the automobile, key is that described transmitting terminal comprises radio communication unit and transmitter unit, and described transmitter unit is in series successively by current rectifying and wave filtering circuit, high-frequency inverter circuit and transmitting coil; Described receiving terminal comprises radio communication unit and receiving element, and described receiving element is in series by receiving coil and current rectifying and wave filtering circuit.
Transmitting terminal links to each other with electrical network, by current rectifying and wave filtering circuit, high-frequency inverter circuit and transmitting coil the electric energy of electrical network is converted into the electromagnetic wave emission; Receiving terminal utilizes the receiving coil coupling to receive the electromagnetic wave that transmitting coil emits, charge by exporting battery behind the rectifying and wave-filtering to then, in whole charging process, only need the radio communication unit of transmitting terminal and receiving terminal to carry out Communication Control, need not receiving terminal and directly contact, avoided the problem of charging device electric leakage and mechanical wear with transmitting terminal.Transmitting terminal adopts the AC rectification with electrical network to become direct current in addition, and then inversion is the mode of high-frequency alternating current, has increased the induction coupling ability of transmitting terminal and receiving terminal, has improved charge efficiency.
For the factors such as voltage fluctuation that prevent electrical network are brought uncertain problem to charging process, also be serially connected with circuit of power factor correction between the current rectifying and wave filtering circuit of described transmitter unit and the high-frequency inverter circuit; The output of the current rectifying and wave filtering circuit of described receiving element is connected with power conditioning circuitry, and transmitting terminal and receiving terminal all can adjust the power of charging like this, make the power match of transmitting terminal and receiving terminal, avoid damaging charging device and battery.
Magnetic core all is housed in described transmitting coil and the receiving coil, transmits and receives electromagnetic ability to improve coil, thereby improve the efficient of electric energy wireless transmission.
Described transmitting coil is embedded in underground, and described receiving coil is installed in the bottom of electric automobile, and transmitting coil and receiving coil are close easily like this, improves efficiency of transmission, and charging operations is also comparatively convenient in addition, only needs that electric automobile is parked in the transmitting coil top and gets final product.For improving efficiency of transmission to greatest extent, the receiving coil terrain clearance is preferably less than 10 centimetres, and when charging, the electric energy transmitting efficient of receiving coil and transmitting coil is higher like this.
The Content of communciation of described receiving terminal and transmitting terminal comprises electric current, the voltage signal of receiving terminal at least, so that transmitting terminal is learnt the power situation of receiving terminal, in time makes adjustment, and makes both sides' power match.
Wireless charging system for electric automobile of the present invention has solved the electric leakage of traditional charging device and the problem of mechanical wear by high efficiency wireless transmission method, makes the charging modes of electric automobile simple more, quick, reliable.
Description of drawings
Fig. 1 is the theory diagram of wireless charging system for electric automobile of the present invention;
Fig. 2 is the use schematic diagram of wireless charging system for electric automobile of the present invention.
Embodiment
Describe the present invention in detail below in conjunction with specific embodiments and the drawings.
Embodiment 1:
As shown in Figure 1, wireless charging system for electric automobile of the present invention is made up of transmitting terminal that is used for being connected with electrical network and the receiving terminal that is used to be installed on the automobile, described transmitting terminal comprises radio communication unit and transmitter unit, and described transmitter unit is in series successively by current rectifying and wave filtering circuit, circuit of power factor correction, high-frequency inverter circuit and transmitting coil; Described receiving terminal comprises radio communication unit and receiving element, and described receiving element is in series successively by receiving coil, current rectifying and wave filtering circuit and power conditioning circuitry.
In when charging, transmitting terminal links to each other with electrical network, by current rectifying and wave filtering circuit, circuit of power factor correction, high-frequency inverter circuit and transmitting coil the electric energy of electrical network is converted into electromagnetic wave and launches; Receiving terminal utilizes the receiving coil coupling to receive the electromagnetic wave that transmitting coil emits, charge by exporting battery to after rectifying and wave-filtering and the power adjustments then, in whole charging process, only need the radio communication unit of transmitting terminal and receiving terminal to carry out Communication Control, need not receiving terminal and directly contact, avoided the problem of charging device electric leakage and mechanical wear with transmitting terminal.Transmitting terminal adopts the AC rectification with electrical network to become direct current in addition, and then inversion is the mode of high-frequency alternating current, has increased the induction coupling ability of transmitting terminal and receiving terminal, has improved charge efficiency.
The Content of communciation of receiving terminal and transmitting terminal comprises electric current, the voltage signal of receiving terminal at least, so that transmitting terminal is learnt the power situation of receiving terminal, in time makes adjustment, and makes both sides' power match.
As shown in Figure 2, transmitting coil 1 is embedded in underground, and receiving coil 2 is installed in the bottom of electric automobile, and transmitting coil 1 is close easily with receiving coil 2 like this, heightens efficiency of transmission.For improving efficiency of transmission to greatest extent, the distance of receiving coil 1 and transmitting coil 2 is preferably less than 10 centimetres.
Claims (6)
1, a kind of wireless charging system for electric automobile, form by transmitting terminal that is used for being connected and the receiving terminal that is used to be installed on the automobile with electrical network, it is characterized in that described transmitting terminal comprises radio communication unit and transmitter unit, described transmitter unit is in series successively by current rectifying and wave filtering circuit, high-frequency inverter circuit and transmitting coil; Described receiving terminal comprises radio communication unit and receiving element, and described receiving element is in series by receiving coil and current rectifying and wave filtering circuit.
2, wireless charging system for electric automobile according to claim 1 is characterized in that also being serially connected with circuit of power factor correction between the current rectifying and wave filtering circuit of described transmitter unit and the high-frequency inverter circuit; The output of the current rectifying and wave filtering circuit of described receiving element is connected with power conditioning circuitry.
3, wireless charging system for electric automobile according to claim 1 and 2 is characterized in that all being equipped with in described transmitting coil and the receiving coil magnetic core.
4, wireless charging system for electric automobile according to claim 1 and 2, it is underground to it is characterized in that described transmitting coil is embedded in, and described receiving coil is installed in the bottom of electric automobile.
5, wireless charging system for electric automobile according to claim 4, the terrain clearance that it is characterized in that described receiving coil is less than 10 centimetres.
6, wireless charging system for electric automobile according to claim 1 and 2, the Content of communciation that it is characterized in that described receiving terminal and transmitting terminal comprises electric current, the voltage signal of receiving terminal at least.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910193058A CN101673962A (en) | 2009-10-14 | 2009-10-14 | Wireless charging system for electric automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910193058A CN101673962A (en) | 2009-10-14 | 2009-10-14 | Wireless charging system for electric automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101673962A true CN101673962A (en) | 2010-03-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200910193058A Pending CN101673962A (en) | 2009-10-14 | 2009-10-14 | Wireless charging system for electric automobile |
Country Status (1)
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Cited By (29)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101917040A (en) * | 2010-08-16 | 2010-12-15 | 倪既民 | Underground vehicle charging device |
| CN101976864A (en) * | 2010-09-30 | 2011-02-16 | 西北工业大学 | Non-contact movable intelligent charging method for electric vehicle and system thereof |
| CN102185361A (en) * | 2011-04-01 | 2011-09-14 | 上海今泉科技发展有限公司 | Remote interactive charging system for electric vehicles |
| CN102184598A (en) * | 2011-04-01 | 2011-09-14 | 上海今泉科技发展有限公司 | Far-distance interactive charging and paying management system for electric vehicle |
| CN102201689A (en) * | 2011-04-01 | 2011-09-28 | 上海今泉科技发展有限公司 | Household system for carrying out remote interactive charging on electric automobile |
| CN102237705A (en) * | 2010-04-27 | 2011-11-09 | 苏州泰邺电子科技有限公司 | Intelligent charging device for electric vehicles |
| CN102237724A (en) * | 2010-04-24 | 2011-11-09 | 祝常红 | Self-adaptive wireless charging system for electric vehicle |
| CN102255367A (en) * | 2011-07-26 | 2011-11-23 | 宿迁市腾龙电动车制造厂 | Wireless charging system for electric vehicles |
| CN102300744A (en) * | 2010-04-21 | 2011-12-28 | 丰田自动车株式会社 | Vehicle parking assistance device and electric vehicle equipped with same |
| CN102969776A (en) * | 2012-12-03 | 2013-03-13 | 中国科学院电工研究所 | Wireless charging device of electronic automobile |
| CN103078381A (en) * | 2013-01-27 | 2013-05-01 | 中国科学院电工研究所 | Wireless charging device for electric vehicle and output control method thereof |
| CN103249592A (en) * | 2010-10-29 | 2013-08-14 | 高通股份有限公司 | Wireless energy transfer via coupled parasitic resonators |
| CN104143228A (en) * | 2013-05-09 | 2014-11-12 | 比亚迪股份有限公司 | Identity identification system used for electric automobile wireless charging, and method thereof |
| CN104218641A (en) * | 2014-08-30 | 2014-12-17 | 深圳市金铂乐电子科技有限公司 | Wireless electromobile charging station |
| CN104333145A (en) * | 2014-10-18 | 2015-02-04 | 刘跃进 | Electric vehicle-used rechargeable tire and tire-type wireless charging belt system |
| CN105109358A (en) * | 2015-09-22 | 2015-12-02 | 奇瑞汽车股份有限公司 | Wireless charging system of electric automobile |
| CN105871077A (en) * | 2016-04-22 | 2016-08-17 | 奇瑞汽车股份有限公司 | Electric vehicle charging method, device and system |
| CN106103181A (en) * | 2014-03-26 | 2016-11-09 | 株式会社Ihi | Contactless power supply system and object electric supply installation |
| CN106560902A (en) * | 2016-05-04 | 2017-04-12 | 中兴新能源汽车有限责任公司 | Magnetic core of transformer, transformer, and wireless charging device of automobile |
| CN106828177A (en) * | 2017-03-31 | 2017-06-13 | 中国地质大学（武汉） | A kind of liftable wireless electric vehicle charging device |
| CN105071551B (en) * | 2015-07-28 | 2017-09-12 | 奇瑞汽车股份有限公司 | A kind of wireless energy transform device |
| CN107231031A (en) * | 2016-03-24 | 2017-10-03 | 上汽通用汽车有限公司 | Wireless charging device and method for electric vehicle |
| CN107914590A (en) * | 2017-11-07 | 2018-04-17 | 广西电网有限责任公司电力科学研究院 | Electric automobile dynamic radio charging module and its parallel method |
| CN108075551A (en) * | 2017-12-25 | 2018-05-25 | 中山市小榄企业服务有限公司 | A kind of new-energy automobile charging system |
| CN108306386A (en) * | 2018-02-24 | 2018-07-20 | 常州云创环境科技有限公司 | Electric vehicle double mode charging system and the method being installed on outdoor lighting lamp |
| WO2018196321A1 (en) * | 2017-04-28 | 2018-11-01 | 中惠创智无线供电技术有限公司 | Large-power wireless charging system and control method therefor |
| CN109017423A (en) * | 2018-09-12 | 2018-12-18 | 张家港市泓溢电源科技有限公司 | A kind of inductive charging circuit for electric car |
| WO2020010969A1 (en) * | 2018-07-10 | 2020-01-16 | Oppo广东移动通信有限公司 | Rectifier circuit, wireless charging apparatus, power supply device, and wireless charging system |
| CN111542984A (en) * | 2017-10-24 | 2020-08-14 | 美达系统有限公司 | Inductive recharging device for high efficiency electric vehicles |
-
2009
- 2009-10-14 CN CN200910193058A patent/CN101673962A/en active Pending
Cited By (41)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102300744A (en) * | 2010-04-21 | 2011-12-28 | 丰田自动车株式会社 | Vehicle parking assistance device and electric vehicle equipped with same |
| CN102300744B (en) * | 2010-04-21 | 2013-12-25 | 丰田自动车株式会社 | Vehicle parking assistance device and electric vehicle equipped with same |
| CN102237724A (en) * | 2010-04-24 | 2011-11-09 | 祝常红 | Self-adaptive wireless charging system for electric vehicle |
| CN102237705A (en) * | 2010-04-27 | 2011-11-09 | 苏州泰邺电子科技有限公司 | Intelligent charging device for electric vehicles |
| CN101917040B (en) * | 2010-08-16 | 2016-04-20 | 倪既民 | Underground vehicle charging device |
| CN101917040A (en) * | 2010-08-16 | 2010-12-15 | 倪既民 | Underground vehicle charging device |
| CN101976864A (en) * | 2010-09-30 | 2011-02-16 | 西北工业大学 | Non-contact movable intelligent charging method for electric vehicle and system thereof |
| CN101976864B (en) * | 2010-09-30 | 2012-12-19 | 西北工业大学 | Non-contact movable intelligent charging method for electric vehicle and system thereof |
| CN103249592A (en) * | 2010-10-29 | 2013-08-14 | 高通股份有限公司 | Wireless energy transfer via coupled parasitic resonators |
| US9126490B2 (en) | 2010-10-29 | 2015-09-08 | Qualcomm Incorporated | Wireless energy transfer via coupled parasitic resonators |
| CN103249592B (en) * | 2010-10-29 | 2016-06-15 | 高通股份有限公司 | For the method electric vehicle powered or charge and equipment |
| CN102185361A (en) * | 2011-04-01 | 2011-09-14 | 上海今泉科技发展有限公司 | Remote interactive charging system for electric vehicles |
| CN102184598A (en) * | 2011-04-01 | 2011-09-14 | 上海今泉科技发展有限公司 | Far-distance interactive charging and paying management system for electric vehicle |
| CN102201689A (en) * | 2011-04-01 | 2011-09-28 | 上海今泉科技发展有限公司 | Household system for carrying out remote interactive charging on electric automobile |
| CN102255367A (en) * | 2011-07-26 | 2011-11-23 | 宿迁市腾龙电动车制造厂 | Wireless charging system for electric vehicles |
| CN102969776B (en) * | 2012-12-03 | 2014-12-10 | 中国科学院电工研究所 | Wireless charging device of electronic automobile |
| CN102969776A (en) * | 2012-12-03 | 2013-03-13 | 中国科学院电工研究所 | Wireless charging device of electronic automobile |
| CN103078381B (en) * | 2013-01-27 | 2015-06-17 | 中国科学院电工研究所 | Wireless charging device for electric vehicle and output control method thereof |
| CN103078381A (en) * | 2013-01-27 | 2013-05-01 | 中国科学院电工研究所 | Wireless charging device for electric vehicle and output control method thereof |
| CN104143228A (en) * | 2013-05-09 | 2014-11-12 | 比亚迪股份有限公司 | Identity identification system used for electric automobile wireless charging, and method thereof |
| US10348118B2 (en) | 2014-03-26 | 2019-07-09 | Ihi Corporation | Wireless power transfer system and object power supply device |
| CN106103181A (en) * | 2014-03-26 | 2016-11-09 | 株式会社Ihi | Contactless power supply system and object electric supply installation |
| CN106103181B (en) * | 2014-03-26 | 2018-01-30 | 株式会社Ihi | Contactless power supply system and object electric supply installation |
| CN104218641A (en) * | 2014-08-30 | 2014-12-17 | 深圳市金铂乐电子科技有限公司 | Wireless electromobile charging station |
| CN104333145A (en) * | 2014-10-18 | 2015-02-04 | 刘跃进 | Electric vehicle-used rechargeable tire and tire-type wireless charging belt system |
| CN105071551B (en) * | 2015-07-28 | 2017-09-12 | 奇瑞汽车股份有限公司 | A kind of wireless energy transform device |
| CN105109358A (en) * | 2015-09-22 | 2015-12-02 | 奇瑞汽车股份有限公司 | Wireless charging system of electric automobile |
| CN105109358B (en) * | 2015-09-22 | 2018-05-11 | 奇瑞汽车股份有限公司 | A kind of wireless charging system for electric automobile |
| CN107231031A (en) * | 2016-03-24 | 2017-10-03 | 上汽通用汽车有限公司 | Wireless charging device and method for electric vehicle |
| CN105871077A (en) * | 2016-04-22 | 2016-08-17 | 奇瑞汽车股份有限公司 | Electric vehicle charging method, device and system |
| CN106560902A (en) * | 2016-05-04 | 2017-04-12 | 中兴新能源汽车有限责任公司 | Magnetic core of transformer, transformer, and wireless charging device of automobile |
| CN106828177A (en) * | 2017-03-31 | 2017-06-13 | 中国地质大学（武汉） | A kind of liftable wireless electric vehicle charging device |
| WO2018196321A1 (en) * | 2017-04-28 | 2018-11-01 | 中惠创智无线供电技术有限公司 | Large-power wireless charging system and control method therefor |
| CN111542984A (en) * | 2017-10-24 | 2020-08-14 | 美达系统有限公司 | Inductive recharging device for high efficiency electric vehicles |
| CN107914590A (en) * | 2017-11-07 | 2018-04-17 | 广西电网有限责任公司电力科学研究院 | Electric automobile dynamic radio charging module and its parallel method |
| CN107914590B (en) * | 2017-11-07 | 2019-10-25 | 广西电网有限责任公司电力科学研究院 | Electric car dynamic radio charging module and its parallel method |
| CN108075551A (en) * | 2017-12-25 | 2018-05-25 | 中山市小榄企业服务有限公司 | A kind of new-energy automobile charging system |
| CN108306386A (en) * | 2018-02-24 | 2018-07-20 | 常州云创环境科技有限公司 | Electric vehicle double mode charging system and the method being installed on outdoor lighting lamp |
| WO2020010969A1 (en) * | 2018-07-10 | 2020-01-16 | Oppo广东移动通信有限公司 | Rectifier circuit, wireless charging apparatus, power supply device, and wireless charging system |
| CN110707945A (en) * | 2018-07-10 | 2020-01-17 | Oppo广东移动通信有限公司 | Rectifier circuit, wireless charging device, power supply equipment and wireless charging system |
| CN109017423A (en) * | 2018-09-12 | 2018-12-18 | 张家港市泓溢电源科技有限公司 | A kind of inductive charging circuit for electric car |
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Open date: 20100317 |