JP5809822B2 - 非接触型の電力転送システム - Google Patents
非接触型の電力転送システム Download PDFInfo
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- JP5809822B2 JP5809822B2 JP2011062489A JP2011062489A JP5809822B2 JP 5809822 B2 JP5809822 B2 JP 5809822B2 JP 2011062489 A JP2011062489 A JP 2011062489A JP 2011062489 A JP2011062489 A JP 2011062489A JP 5809822 B2 JP5809822 B2 JP 5809822B2
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- coil
- power transfer
- magnetic field
- focusing element
- transfer system
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- 238000012546 transfer Methods 0.000 title claims description 74
- 230000035699 permeability Effects 0.000 claims description 10
- 230000008878 coupling Effects 0.000 claims description 9
- 238000010168 coupling process Methods 0.000 claims description 9
- 238000005859 coupling reaction Methods 0.000 claims description 9
- 239000000463 material Substances 0.000 claims description 8
- 230000002457 bidirectional effect Effects 0.000 claims description 2
- 230000005684 electric field Effects 0.000 claims description 2
- 230000005672 electromagnetic field Effects 0.000 claims description 2
- 239000000696 magnetic material Substances 0.000 claims description 2
- 238000009826 distribution Methods 0.000 description 41
- 230000001939 inductive effect Effects 0.000 description 11
- 238000010586 diagram Methods 0.000 description 7
- 238000004088 simulation Methods 0.000 description 7
- 230000005284 excitation Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 238000003491 array Methods 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 3
- 238000011065 in-situ storage Methods 0.000 description 3
- 238000013461 design Methods 0.000 description 2
- 230000006698 induction Effects 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- NSXCBNDGHHHVKT-UHFFFAOYSA-N [Ti].[Sr].[Ba] Chemical compound [Ti].[Sr].[Ba] NSXCBNDGHHHVKT-UHFFFAOYSA-N 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000002500 effect on skin Effects 0.000 description 1
- 230000005674 electromagnetic induction Effects 0.000 description 1
- 230000001747 exhibiting effect Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000009828 non-uniform distribution Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
Classifications
-
- 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
- H02J50/40—Circuit arrangements or systems for wireless supply or distribution of electric power using two or more transmitting or receiving devices
- H02J50/402—Circuit arrangements or systems for wireless supply or distribution of electric power using two or more transmitting or receiving devices the two or more transmitting or the two or more receiving devices being integrated in the same unit, e.g. power mats with several coils or antennas with several sub-antennas
-
- 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
- H01F27/42—Circuits specially adapted for the purpose of modifying, or compensating for, electric characteristics of transformers, reactors, or choke coils
-
- 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
- H02J50/10—Circuit arrangements or systems for wireless supply or distribution of electric power using inductive coupling
- H02J50/12—Circuit arrangements or systems for wireless supply or distribution of electric power using inductive coupling of the resonant type
-
- 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
- H01F38/18—Rotary transformers
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Computer Networks & Wireless Communication (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
- Near-Field Transmission Systems (AREA)
- Current-Collector Devices For Electrically Propelled Vehicles (AREA)
Description
12 第1のコイル
14 電源
16 第2のコイル
18 磁場集束素子/場集束素子
20 負荷
22 開放端部
24 開放端部
25 長さ
30 磁場集束構造
32 周回
34 周回
36 周回
38 周回間のギャップ
40 うずまきの幅
50 単一ループコイル
52 分割リング構造
54 うずまき構造
56 ロールケーキ型構造
58 ヘリカルコイル
64 共振子アレイ/場集束素子
66〜69 共振子組
70〜74 個々の共振子
76 共振子間の変位
78 共振子間の変位
75〜79 個々の共振子
82 縦列
84 縦列
86 縦列
88 均一な電流分布
90 磁場分布
92 磁場分布
94 1フルサイクルの定在波電流分布
96 磁場分布
97 垂直中心軸
98 磁場分布
99 軸方向
100 マルチサイクルの定在波電流分布
102 磁場分布
104 磁場分布
106〜109 複数のローブ
110 グラフ
112 計測距離(単位:ミリメートル)
114 磁場強度
116 プロフィール
118 プロフィール
122 グラフ
124 計測距離(単位:ミリメートル)
126 効率
128 プロフィール
130 プロフィール
132 グラフ
134 計測したコイル間の整列不良(単位:ミリメートル)
136 効率
138 プロフィール
140 プロフィール
144 非接触型電力転送システム
146 容量性素子
148 容量性素子
152 非接触型電力転送システム
154 第1のコイル
156 磁場集束素子
158〜162 第2のコイル
166 非接触型電力転送システム
168 回転軸
170 第1のコイル
172 第2のコイル
174 場集束素子
176 回転シャフト
180 共振子アレイ
182〜190 共振子
192 軸方向
Claims (10)
- 電源に結合されると共に磁場を発生させるように構成された第1のコイルと、
第1のコイルから磁場を介して電力を受け取るように構成された第2のコイルと、
アレイの形に配列される複数の共振子を含む場集束素子であって、第1のコイルと第2のコイルの間に配置され、磁場を前記第2のコイル上に集束させて前記第1のコイルと前記第2のコイルの間の結合を強化するように構成された場集束素子と、
を備え、
前記複数の共振子の各々は、前記第1のコイルにより励起される、
非接触型電力転送システム。 - 前記第2のコイルを複数備える、請求項1に記載の非接触型電力転送システム。
- 前記複数の共振子は2つ以上の共振周波数を備える、請求項1または2に記載の非接触型電力転送システム。
- 前記2つ以上の共振周波数は電力及びデータ信号を同時に転送するように構成されている、請求項3に記載の非接触型電力転送システム。
- 前記第1のコイル、第2のコイルまたは場集束素子の少なくとも1つは回転軸に沿って互いに回転するように構成されている、請求項1乃至4のいずれかに記載の非接触型電力転送システム。
- 前記場集束素子はさらに、電場、磁場または電磁場のうちの少なくとも1つを集束させるように構成されている、請求項1乃至5のいずれかに記載の非接触型電力転送システム。
- 前記複数の共振子は、誘電率が高い材料内、透磁率が高い磁性材料内、あるいは誘電率が高くかつ透磁率が高い磁気誘電媒質内に埋め込まれる、請求項1乃至6のいずれかに記載の非接触型電力転送システム。
- 前記第1のコイル及び前記第2のコイルのそれぞれに結合された少なくとも1つの容量性素子を含み、
前記少なくとも1つの容量性素子は、
前記第1のコイル、前記第2のコイル及び前記場集束素子が同じ共振周波数で共振する同調した共振回路を形成する、請求項1乃至7のいずれかに記載の非接触型電力転送システム。 - 前記共振子は、うずまき構造、分割リング構造またはロールケーキ型構造のうちの少なくとも1つを備える、請求項1乃至8のいずれかに記載の非接触型電力転送システム。
- 前記複数の共振子が、双方向の電力転送を可能にする、請求項1乃至9のいずれかに記載の非接触型電力転送システム。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US12/731,497 US8674550B2 (en) | 2010-03-25 | 2010-03-25 | Contactless power transfer system and method |
US12/731,497 | 2010-03-25 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2011205886A JP2011205886A (ja) | 2011-10-13 |
JP5809822B2 true JP5809822B2 (ja) | 2015-11-11 |
Family
ID=44248206
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2011062489A Active JP5809822B2 (ja) | 2010-03-25 | 2011-03-22 | 非接触型の電力転送システム |
Country Status (5)
Country | Link |
---|---|
US (2) | US8674550B2 (ja) |
EP (2) | EP2903121B1 (ja) |
JP (1) | JP5809822B2 (ja) |
CN (1) | CN102201704B (ja) |
BR (1) | BRPI1101250B1 (ja) |
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US20110234010A1 (en) | 2011-09-29 |
CN102201704A (zh) | 2011-09-28 |
BRPI1101250B1 (pt) | 2020-11-10 |
EP2903121B1 (en) | 2016-06-29 |
US9312063B2 (en) | 2016-04-12 |
CN102201704B (zh) | 2015-11-25 |
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