KR20130024111A - Shielding apparatus for the phase difference - Google Patents

Shielding apparatus for the phase difference Download PDF

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Publication number
KR20130024111A
KR20130024111A KR1020110087358A KR20110087358A KR20130024111A KR 20130024111 A KR20130024111 A KR 20130024111A KR 1020110087358 A KR1020110087358 A KR 1020110087358A KR 20110087358 A KR20110087358 A KR 20110087358A KR 20130024111 A KR20130024111 A KR 20130024111A
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South Korea
Prior art keywords
present
phase difference
current collectors
coils
power transmission
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KR1020110087358A
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Korean (ko)
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KR101894248B1 (en
Inventor
김정호
조동호
박성욱
안승영
전양배
김은정
류지윤
김미주
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한국과학기술원
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Priority to KR1020110087358A priority Critical patent/KR101894248B1/en
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    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00—Details of transformers or inductances, in general
    • H01F27/34—Special means for preventing or reducing unwanted electric or magnetic effects, e.g. no-load losses, reactive currents, harmonics, oscillations, leakage fields
    • H01F27/346—Preventing or reducing leakage fields
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00—Details of transformers or inductances, in general
    • H01F27/34—Special means for preventing or reducing unwanted electric or magnetic effects, e.g. no-load losses, reactive currents, harmonics, oscillations, leakage fields
    • H01F27/36—Electric or magnetic shields or screens
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F38/00—Adaptations of transformers or inductances for specific applications or functions
    • H01F38/14—Inductive couplings
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J50/00—Circuit arrangements or systems for wireless supply or distribution of electric power
    • H02J50/05—Circuit arrangements or systems for wireless supply or distribution of electric power using capacitive coupling
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J50/00—Circuit arrangements or systems for wireless supply or distribution of electric power
    • H02J50/10—Circuit arrangements or systems for wireless supply or distribution of electric power using inductive coupling
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J50/00—Circuit arrangements or systems for wireless supply or distribution of electric power
    • H02J50/70—Circuit arrangements or systems for wireless supply or distribution of electric power involving the reduction of electric, magnetic or electromagnetic leakage fields
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M1/00—Details of apparatus for conversion
    • H02M1/12—Arrangements for reducing harmonics from ac input or output

Abstract

PURPOSE: A shielding apparatus using phase differences is provided to minimize the leakage of electromagnetic waves by arranging a plurality of current collectors crossed. CONSTITUTION: A first and fourth current collection coils are inductive coils. A second and third current collection coils are capacitive coils. The first and fourth coils are arranged to have opposite phases to each other. The second and third coils are arranged to have opposite phases to each other.

Description

위상차에 의한 차폐 장치 {Shielding apparatus for the phase difference}Shielding apparatus for the phase difference

본 발명은 위상차에 의한 차폐 장치에 관한 것으로, 보다 상세하게는 전자기파의 누설이 저감된 무선전력전송장치에서 집전장치가 3개 이상일 경우 위상이 다른 집전장치를 엇갈리게 배치하여 전자기파의 누설을 최소화한 무선전력전송장치의 위상차에 의한 차폐 장치에 관한 것이다. The present invention relates to a shielding device based on a phase difference, and more particularly, in a wireless power transmission device in which leakage of electromagnetic waves is reduced, when there are three or more current collectors, the current collectors having different phases are alternately arranged to minimize the leakage of electromagnetic waves. It relates to a shielding device by the phase difference of the power transmission device.

전자기파의 누설이 저감된 무선전력전송장치에서는 집전장치가 2개 인 경우 위상이 다른 집전장치를 옆에 배치하여 전자기파가 상쇄되도록 하여 배치하는 방법이다. 3개 이상의 집전장치가 존재할 때 집전장치를 엇갈리게 배치하여 전자기파의 누설을 최소화하기 위함이다. In the wireless power transmission apparatus with reduced electromagnetic leakage, when two current collectors are disposed, the current collectors having different phases are arranged next to each other so that the electromagnetic waves are canceled. This is to minimize the leakage of electromagnetic waves by arranging the current collectors alternately when there are three or more current collectors.

본 발명은 전술한 바와 같은 종래의 문제점을 해결하기 위하여 창출된 것으로, 3개 이상의 집전장치가 존재할 때 집전장치를 엇갈리게 배치하여 전자기파의 누설을 최소화하는 위상차에 의한 차폐 장치를 제공함을 목적으로 한다.SUMMARY OF THE INVENTION The present invention has been made to solve the conventional problems as described above, and an object of the present invention is to provide a shielding device based on a phase difference that minimizes leakage of electromagnetic waves by arranging the current collectors when three or more current collectors are present.

전술한 바와 같은 목적을 달성하기 위하여, 본 발명에 따라, 무선전력전송 장치가 배치되는 위상차에 의한 차폐 장치로서와 무선전력전송장치가 배치되는 다수개의 집전장치가 병렬로 배치시에 커패시티브와 인덕티브가 순차 적으로 배치되는 전자기판 회로가 포함하는 위상차에 의한 차폐 장치가 제공된다.
In order to achieve the object as described above, according to the present invention, as a shielding device by a phase difference in which the wireless power transmission device is disposed and a plurality of current collectors in which the wireless power transmission device is disposed are arranged in parallel with the capacitive and Provided is a shielding device based on a phase difference included in an electromagnetic plate circuit in which inductors are sequentially arranged.

본 발명에 따른 위상차에 의한 차폐 장치는, 3개 이상의 집전장치가 존재할 때 집전장치를 엇갈리게 배치하여 전자기파의 누설을 최소화하는 위상차에 의한 차폐 장치를 제공하는 효과가 있다. The shielding device by phase difference according to the present invention has an effect of providing a shielding device by a phase difference which minimizes leakage of electromagnetic waves by arranging the collectors when three or more current collectors are present.

도 1 은 종래 전자기파의 누설이 저감된 무선전력전송장치도.
도 2 는 본 발명의 일실시예에 따른 집전장치가 3개 이상인 전자기파 누설이 저감된 무선전력전송장치도.
도 3 은 본 발명의 일실시예에 따른 집전장치가 3개 이상인 경우 집전장치의 배치 및 발생 자기장 방향의 개념도.
도 4 는 본 발명의 다른 실시예에 따른 집전장치가 6개인 경우 집전장치의 배치도.
도 5 는 본 발명의 또 다른 실시예에 따른 집전장치가 12개인 경우 집전장치의 배치도. 1 is a wireless power transmission device is reduced the leakage of conventional electromagnetic waves.
2 is a wireless power transmission device is reduced electromagnetic leakage of three or more current collectors according to an embodiment of the present invention.
3 is a conceptual diagram of the arrangement and generation of magnetic field direction of the current collector when there are three or more current collectors according to an embodiment of the present invention.
4 is a layout view of a current collector when there are six current collectors according to another embodiment of the present invention.
5 is a layout view of a current collector when there are 12 current collectors according to another embodiment of the present invention.

이하, 본 발명의 바람직한 실시예를 첨부된 도면과 연계하여 상세히 설명하면 다음과 같다. 본 발명을 설명함에 있어서, 관련된 공지기능 혹은 구성에 따른 구체적인 설명이 본 발명의 요지를 불필요하게 흐릴 수 있다고 판단되는 경우 상세한 설명은 생략한다. 들어가기에 앞서, 본 발명을 설명하는데 있어서, 그 실시 예가 상이하더라도 동일한 구성에 대해서는 동일한 참조번호를 사용하고, 필요에 따라 그 설명을 생략할 수 있다.
Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings. In the following description of the present invention, detailed descriptions according to related known functions or configurations will be omitted when it is determined that the detailed description may unnecessarily obscure the subject matter of the present invention. Prior to the entry, in describing the present invention, even if the embodiments are different, the same reference numerals are used for the same configuration, and the description thereof may be omitted as necessary.

도 2 는 본 발명의 일실시예에 따른 집전장치가 3개 이상인 전자기파 누설이 저감된 무선전력전송장치도와 도 3 은 본 발명의 일실시예에 따른 집전장치가 3개 이상인 경우 집전장치의 배치 및 발생 자기장 방향의 개념도와 도 4 는 본 발명의 다른 실시예에 따른 집전장치가 6개인 경우 집전장치의 배치도와 도 5 는 본 발명의 또 다른 실시예에 따른 집전장치가 12개인 경우 집전장치의 배치도를 참조하여 설명하면.
FIG. 2 is a wireless power transmission device for reducing electromagnetic leakage of at least three current collectors according to an embodiment of the present invention, and FIG. 3 is a layout of a current collector at least three current collectors according to an embodiment of the present invention. 4 is a layout view of a current collector in the case of six current collectors according to another embodiment of the present invention. FIG. 5 is a layout view of a current collector in the case of 12 current collectors according to another embodiment of the present invention. Explained with reference to.

무선전력전송 장치가 배치되는 위상차에 의한 차폐 장치로서와 무선전력전송장치가 배치되는 다수개의 집전장치가 병렬로 배치시에 커패시티브와 인덕티브가 순차 적으로 배치되는 전자기판 회로가 포함된다.
A shielding device by a phase difference in which the wireless power transmission device is disposed, and an electromagnetic plate circuit in which capacitive and inductive are sequentially arranged when a plurality of current collectors in which the wireless power transmission device is arranged are arranged in parallel.

도 3을 참조하여 설명하면, 집전코일 1, 4는 Inductive, 2, 3은 Capacitive하게 배치하여, 이웃한 코일과는 위상이 반대가 되도록 배치한다. 그림 3에서는 코일 4개를 2x2 행렬 형태로 배치하였을 경우이고, 이를 확장한 더 많은 개수의 코일 구조에 대해서도 이와 마찬가지로 그림 4, 5와 같이 이웃한 집전장치와는 위상이 다르도록 배치한다.Referring to FIG. 3, current collector coils 1 and 4 are arranged inductively, and 2 and 3 are arranged capacitively so that their phases are opposite to neighboring coils. In Figure 3, four coils are arranged in a 2x2 matrix, and similarly, the larger number of coil structures in which the coils are extended are arranged so that their phases are different from neighboring current collectors as shown in Figures 4 and 5.

이상과 같이, 상술한 본 발명의 기술적 구성은 본 발명이 속하는 기술분야의 당업자가 본 발명의 그 기술적 사상이나 필수적 특징을 변경하지 않고서 다른 구체적인 형태로 실시될 수 있다는 것을 이해할 수 있을 것이다. 그러므로 이상에서 기술한 실시예들은 모든 면에서 예시적인 것이며 한정적인 것이 아닌 것으로 이해되어야 하고, 본 발명의 범위는 전술한 상세한 설명보다는 후술하는 특허청구범위에 의하여 나타내어지며, 특허청구범위의 의미 및 범위 그리고 그 등가개념으로부터 도출되는 모든 변경 또는 변형된 형태가 본 발명의 범위에 포함되는 것으로 해석되어야 한다.As described above, the technical configuration of the present invention described above will be understood by those skilled in the art that the present invention can be implemented in other specific forms without changing the technical spirit or essential features of the present invention. It is therefore to be understood that the embodiments described above are illustrative and not restrictive in every respect and that the scope of the present invention is defined by the appended claims rather than the foregoing description, And all changes or modifications derived from equivalents thereof should be construed as being included within the scope of the present invention.

부호의 설명Explanation of symbols

1: 위상차에 의한 차폐 장치1: Shielding device by phase difference

Claims (1)

무선전력전송 장치가 배치되는 위상차에 의한 차폐 장치로서,
상기 무선전력전송장치가 배치되는 다수개의 집전장치가 병렬로 배치시에 커패시티브와 인덕티브가 순차 적으로 배치되는 전자기판 회로가
포함하는 위상차에 의한 차폐 장치. A shielding device based on a phase difference in which a wireless power transmission device is disposed,
When a plurality of current collectors in which the wireless power transmission device is arranged are arranged in parallel, an electromagnetic plate circuit in which capacitive and inductive are sequentially arranged
Shielding device by the phase difference to include.
KR1020110087358A 2011-08-30 2011-08-30 Shielding apparatus for the phase difference KR101894248B1 (en)

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Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004007979A (en) * 2002-05-21 2004-01-08 Ge Medical Systems Global Technology Co Llc Filtering arrangement for converting electric energy
KR20070071307A (en) * 2005-12-30 2007-07-04 한국전기연구원 Non-contact transformer
JP2010288441A (en) * 2009-05-14 2010-12-24 Nissan Motor Co Ltd Contactless electricity-supplying device

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004007979A (en) * 2002-05-21 2004-01-08 Ge Medical Systems Global Technology Co Llc Filtering arrangement for converting electric energy
KR20070071307A (en) * 2005-12-30 2007-07-04 한국전기연구원 Non-contact transformer
JP2010288441A (en) * 2009-05-14 2010-12-24 Nissan Motor Co Ltd Contactless electricity-supplying device

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
일본 공개특허공보 특개2004-007979호(2004.01.08.) 1부. *

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