JP6585292B2 - 電流検出装置及びそれを備える電力変換装置 - Google Patents
電流検出装置及びそれを備える電力変換装置 Download PDFInfo
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- JP6585292B2 JP6585292B2 JP2018518151A JP2018518151A JP6585292B2 JP 6585292 B2 JP6585292 B2 JP 6585292B2 JP 2018518151 A JP2018518151 A JP 2018518151A JP 2018518151 A JP2018518151 A JP 2018518151A JP 6585292 B2 JP6585292 B2 JP 6585292B2
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- 238000001514 detection method Methods 0.000 title claims description 23
- 238000006243 chemical reaction Methods 0.000 title claims description 17
- 239000004020 conductor Substances 0.000 claims description 93
- 239000013598 vector Substances 0.000 claims description 45
- 230000015572 biosynthetic process Effects 0.000 description 6
- 238000003786 synthesis reaction Methods 0.000 description 6
- 239000000758 substrate Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 239000004065 semiconductor Substances 0.000 description 2
- 230000002194 synthesizing effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R15/00—Details of measuring arrangements of the types provided for in groups G01R17/00 - G01R29/00, G01R33/00 - G01R33/26 or G01R35/00
- G01R15/14—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks
- G01R15/20—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using galvano-magnetic devices, e.g. Hall-effect devices, i.e. measuring a magnetic field via the interaction between a current and a magnetic field, e.g. magneto resistive or Hall effect devices
- G01R15/207—Constructional details independent of the type of device used
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R15/00—Details of measuring arrangements of the types provided for in groups G01R17/00 - G01R29/00, G01R33/00 - G01R33/26 or G01R35/00
- G01R15/14—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks
- G01R15/20—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using galvano-magnetic devices, e.g. Hall-effect devices, i.e. measuring a magnetic field via the interaction between a current and a magnetic field, e.g. magneto resistive or Hall effect devices
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R15/00—Details of measuring arrangements of the types provided for in groups G01R17/00 - G01R29/00, G01R33/00 - G01R33/26 or G01R35/00
- G01R15/14—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks
- G01R15/18—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using inductive devices, e.g. transformers
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R15/00—Details of measuring arrangements of the types provided for in groups G01R17/00 - G01R29/00, G01R33/00 - G01R33/26 or G01R35/00
- G01R15/14—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks
- G01R15/20—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using galvano-magnetic devices, e.g. Hall-effect devices, i.e. measuring a magnetic field via the interaction between a current and a magnetic field, e.g. magneto resistive or Hall effect devices
- G01R15/202—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using galvano-magnetic devices, e.g. Hall-effect devices, i.e. measuring a magnetic field via the interaction between a current and a magnetic field, e.g. magneto resistive or Hall effect devices using Hall-effect devices
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
- G01R19/0092—Arrangements for measuring currents or voltages or for indicating presence or sign thereof measuring current only
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R33/00—Arrangements or instruments for measuring magnetic variables
- G01R33/02—Measuring direction or magnitude of magnetic fields or magnetic flux
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R33/00—Arrangements or instruments for measuring magnetic variables
- G01R33/20—Arrangements or instruments for measuring magnetic variables involving magnetic resonance
- G01R33/24—Arrangements or instruments for measuring magnetic variables involving magnetic resonance for measuring direction or magnitude of magnetic fields or magnetic flux
-
- 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
- H02M7/00—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
- H02M7/42—Conversion of dc power input into ac power output without possibility of reversal
- H02M7/44—Conversion of dc power input into ac power output without possibility of reversal by static converters
- H02M7/48—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
-
- 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
- H02M1/0003—Details of control, feedback or regulation circuits
- H02M1/0009—Devices or circuits for detecting current in a converter
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Measuring Instrument Details And Bridges, And Automatic Balancing Devices (AREA)
Description
図1は、本実施形態に係る正極側の導体211と負極側の導体212の上面図である。図2は、図1の平面400の直角方向から見た断面図である。
図3は、本実施形態に係るU相の導体201とV相の導体202とW相の導体203の上面図である。図4は、図3の断面400の直角方向から見た断面図である。
また、図7は、本実施形態に係る正極側の導体211と負極側の導体212と電流センサ310を囲むコア810に関し、平面400の直角方向から見た断面図である。図8は、本実施形態に係るU相の導体201、V相の導体202、W相の導体203及び電流センサ010を囲むコア800に関し、平面400の直角方向から見た断面図である。
Claims (4)
- 複数相の電流に対応する複数の導体と、
第1センサ部及び第2センサ部を有する電流センサと、を備え、
前記複数の導体は、当該複数の導体に流れるそれぞれの電流が略平行となる導体部分を有するように形成し、
前記導体部分の前記電流の流れ方向に対して垂直方向の断面において、前記電流センサは、前記複数の導体部分に挟まれる領域内に配置され、
前記第1センサ部と前記第2センサ部の位置関係は、互いに90度異なる方向の磁界ベクトルを検知する電流検出装置。 - 請求項1に記載の電流検出装置であって、
前記複数の導体は、3相以上の電流に対応する3つ以上の導体により構成され、
前記電流センサは、前記3つ以上の導体のそれぞれを頂点とする領域内に配置され、かつ当該3つ以上の導体の磁界ベクトルの合成に基づいて前記導体に流れる電流情報を出力する電流検出装置。 - 請求項1または2に記載のいずれかの電流検出装置であって、
前記複数の導体を一括で囲むコアを有する電流検出装置。 - 請求項2に記載の電流検出装置を備える電力変換装置であって、
当該電流情報に基づき電力変換制御を行う電力変換装置。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2016097579 | 2016-05-16 | ||
JP2016097579 | 2016-05-16 | ||
PCT/JP2017/014463 WO2017199626A1 (ja) | 2016-05-16 | 2017-04-07 | 電流検出装置及びそれを備える電力変換装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPWO2017199626A1 JPWO2017199626A1 (ja) | 2018-12-27 |
JP6585292B2 true JP6585292B2 (ja) | 2019-10-02 |
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JP2018518151A Active JP6585292B2 (ja) | 2016-05-16 | 2017-04-07 | 電流検出装置及びそれを備える電力変換装置 |
Country Status (5)
Country | Link |
---|---|
US (1) | US10564187B2 (ja) |
JP (1) | JP6585292B2 (ja) |
CN (1) | CN109154629B (ja) |
DE (1) | DE112017001954T5 (ja) |
WO (1) | WO2017199626A1 (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP7192482B2 (ja) * | 2018-12-19 | 2022-12-20 | 株式会社アイシン | 電流センサ |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH08152448A (ja) | 1994-11-28 | 1996-06-11 | Takaoka Electric Mfg Co Ltd | 三相交流の零相電流測定回路 |
JPH0984359A (ja) | 1995-09-18 | 1997-03-28 | Toshiba Fa Syst Eng Kk | 電力変換装置 |
DE10045670B4 (de) * | 1999-09-17 | 2008-08-07 | Yazaki Corp. | Stromerfassungsvorrichtung und Stromerfassungsverfahren |
JP4853807B2 (ja) * | 2007-02-21 | 2012-01-11 | 甲神電機株式会社 | 電流検知デバイス |
CN101355337B (zh) * | 2008-08-19 | 2010-06-02 | 华南理工大学 | 基于磁场正交控制的永磁同步电动机的驱动控制方法 |
JP5524540B2 (ja) * | 2009-09-01 | 2014-06-18 | 株式会社東海理化電機製作所 | 電流センサ |
JP5554976B2 (ja) | 2009-09-03 | 2014-07-23 | 株式会社東海理化電機製作所 | 電流検出装置 |
JP5585223B2 (ja) * | 2010-06-10 | 2014-09-10 | 株式会社リコー | 圧縮空気噴射による用紙分離を行う画像形成装置 |
WO2012086492A1 (ja) * | 2010-12-21 | 2012-06-28 | テルモ株式会社 | バルーンカテーテル及び通電システム |
JP5531217B2 (ja) * | 2011-07-04 | 2014-06-25 | アルプス・グリーンデバイス株式会社 | 電流センサ |
EP2546660A1 (en) * | 2011-07-13 | 2013-01-16 | LEM Intellectual Property SA | Electrical current sensor with grounded magnetic core |
JP5773813B2 (ja) | 2011-09-09 | 2015-09-02 | 三菱電機株式会社 | 電流検出器およびそれを含む半導体装置 |
JP5648246B2 (ja) * | 2011-12-27 | 2015-01-07 | アルプス・グリーンデバイス株式会社 | 電流センサ |
US9081041B2 (en) * | 2012-04-04 | 2015-07-14 | Allegro Microsystems, Llc | High accuracy differential current sensor for applications like ground fault interrupters |
JP2014134458A (ja) | 2013-01-10 | 2014-07-24 | Alps Green Devices Co Ltd | 電流センサ |
JP6122128B2 (ja) | 2013-09-05 | 2017-04-26 | 旭化成エレクトロニクス株式会社 | 電流センサ |
-
2017
- 2017-04-07 CN CN201780029214.3A patent/CN109154629B/zh active Active
- 2017-04-07 WO PCT/JP2017/014463 patent/WO2017199626A1/ja active Application Filing
- 2017-04-07 US US16/302,035 patent/US10564187B2/en active Active
- 2017-04-07 DE DE112017001954.0T patent/DE112017001954T5/de active Pending
- 2017-04-07 JP JP2018518151A patent/JP6585292B2/ja active Active
Also Published As
Publication number | Publication date |
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CN109154629A (zh) | 2019-01-04 |
CN109154629B (zh) | 2021-01-05 |
US10564187B2 (en) | 2020-02-18 |
JPWO2017199626A1 (ja) | 2018-12-27 |
DE112017001954T5 (de) | 2019-01-03 |
WO2017199626A1 (ja) | 2017-11-23 |
US20190154736A1 (en) | 2019-05-23 |
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