JP2018112472A - 電流検出装置 - Google Patents
電流検出装置 Download PDFInfo
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- JP2018112472A JP2018112472A JP2017003019A JP2017003019A JP2018112472A JP 2018112472 A JP2018112472 A JP 2018112472A JP 2017003019 A JP2017003019 A JP 2017003019A JP 2017003019 A JP2017003019 A JP 2017003019A JP 2018112472 A JP2018112472 A JP 2018112472A
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- 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
- H02M7/53—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 using devices of a triode or transistor type requiring continuous application of a control signal
- H02M7/537—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 using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only, e.g. single switched pulse inverters
- H02M7/5387—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 using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only, e.g. single switched pulse inverters in a bridge configuration
-
- 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
- G01R15/20—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
-
- 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
- H02M7/003—Constructional details, e.g. physical layout, assembly, wiring or busbar connections
-
- 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
- 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
- H02M7/53—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 using devices of a triode or transistor type requiring continuous application of a control signal
- H02M7/537—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 using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only, e.g. single switched pulse inverters
- H02M7/5387—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 using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only, e.g. single switched pulse inverters in a bridge configuration
- H02M7/53871—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 using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only, e.g. single switched pulse inverters in a bridge configuration with automatic control of output voltage or current
-
- 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
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
- H02P27/00—Arrangements or methods for the control of AC motors characterised by the kind of supply voltage
- H02P27/04—Arrangements or methods for the control of AC motors characterised by the kind of supply voltage using variable-frequency supply voltage, e.g. inverter or converter supply voltage
- H02P27/06—Arrangements or methods for the control of AC motors characterised by the kind of supply voltage using variable-frequency supply voltage, e.g. inverter or converter supply voltage using DC to AC converters or inverters
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Inverter Devices (AREA)
- Measuring Instrument Details And Bridges, And Automatic Balancing Devices (AREA)
- Power Conversion In General (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
電流検出装置において、高周波電流の電流検出を高精度化する技術を提供することが課題となる。
【解決手段】
本発明の電流検出装置は、同一の導体から分流した電流が流れる2つ以上の導体を備え、分流した電流が流れる導体同士が対向する部分を有し、導体同士の対向部では電流が逆向きに流れ、導体同士の対向部の間に磁界検出素子を設けることを特徴とする。
【選択図】図3
Description
図5は、磁界検出素子115で検出される磁界について説明するための図3におけるA−A’部の断面図である。
Claims (5)
- 第1導体と、
前記第1導体に接続される第2導体と、
前記第1導体に接続される第3導体と、
第1磁界検出素子と、を備え、
前記第1導体に流れる電流が、前記第2導体と前記第3導体に分流され、
前記第3導体は、前記第2導体と対向する対向部を有し、
前記第3導体は、前記対向部が前記第2導体に流れる電流と前記第3導体に流れる電流が逆向きになるように形成され、
前記第1磁界検出素子は、前記第3導体の対向部と前記第2導体の間の空間に配置される電流検出装置。 - 請求項1に記載の電流検出装置において、
前記第1磁界検出素子と前記第3導体を封止する封止材を備え、
前記第3導体の一部は、前記封止材から突出されかつ当該突出した部分において第1導体と接続される電流検出装置。 - 請求項1に記載の電流検出装置において、
前記第1導体に接続される第4導体と、前記第1導体に接続される第5導体と、第2磁界検出素子と、を備え、
前記第1導体に流れる電流が、前記第4導体と前記第5導体に分流され、
前記第4導体は、前記第5導体と対向する対向部を有し、
前記第5導体は、前記対向部が前記第4導体に流れる電流と前記第5導体に流れる電流が逆向きになるように形成され、
前記第2磁界検出素子は、前記第5導体の対向部と前記第4導体の間の空間に配置され、
前記第1磁界検出素子と、前記第2磁界検出素子の磁界検出面が互いに対向する電流検出装置。 - パワー半導体素子によって電力を変換する電力変換装置において、
請求項1乃至3に記載のいずれかの電流検出装置を電流量の検出に用いられる電力変換装置。 - 請求項4に記載の電力変換装置において、
前記電流検出装置は他相の電流検出装置に対して、前記第1導体を流れる電流が概平行となるように配置される電力変換装置。
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2017003019A JP6594916B2 (ja) | 2017-01-12 | 2017-01-12 | 電流検出装置 |
| PCT/JP2017/043409 WO2018131324A1 (ja) | 2017-01-12 | 2017-12-04 | 電流検出装置 |
| CN201780083300.2A CN110178040B (zh) | 2017-01-12 | 2017-12-04 | 电流检测装置 |
| US16/344,978 US10884030B2 (en) | 2017-01-12 | 2017-12-04 | Current detection device |
| DE112017005760.4T DE112017005760B4 (de) | 2017-01-12 | 2017-12-04 | Stromstärkedetektionsvorrichtung |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2017003019A JP6594916B2 (ja) | 2017-01-12 | 2017-01-12 | 電流検出装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2018112472A true JP2018112472A (ja) | 2018-07-19 |
| JP6594916B2 JP6594916B2 (ja) | 2019-10-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2017003019A Active JP6594916B2 (ja) | 2017-01-12 | 2017-01-12 | 電流検出装置 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US10884030B2 (ja) |
| JP (1) | JP6594916B2 (ja) |
| CN (1) | CN110178040B (ja) |
| DE (1) | DE112017005760B4 (ja) |
| WO (1) | WO2018131324A1 (ja) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020100377A1 (ja) * | 2018-11-16 | 2020-05-22 | 株式会社日立製作所 | パワー半導体装置 |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11070140B2 (en) * | 2018-10-25 | 2021-07-20 | Eaton Intelligent Power Limited | Low inductance bus assembly and power converter apparatus including the same |
| AT523610B1 (de) * | 2020-03-05 | 2021-12-15 | Avl List Gmbh | Umrichterbaugruppe |
| DE102021126850A1 (de) | 2021-10-15 | 2023-04-20 | Infineon Technologies Ag | Halbleitermodul, verfahren zur herstellung eines halbleitermoduls und system |
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| WO2002066997A1 (de) * | 2001-02-20 | 2002-08-29 | Robert Bosch Gmbh | Vorrichtung, strommesser und kraftfahrzeug |
| JP2008039734A (ja) * | 2006-08-10 | 2008-02-21 | Koshin Denki Kk | 電流センサ |
| JP2009271044A (ja) * | 2008-05-07 | 2009-11-19 | Kohshin Electric Corp | 電流センサ |
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| JP2015132534A (ja) * | 2014-01-14 | 2015-07-23 | 株式会社東海理化電機製作所 | 電流検出装置 |
| US20160033557A1 (en) * | 2014-08-04 | 2016-02-04 | Hyundai Mobis Co., Ltd. | Assembly of current sensor and power conductor |
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| US7859105B2 (en) * | 2002-04-04 | 2010-12-28 | Hitachi, Ltd. | Power converter, power system provided with same, and mobile body |
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| JP2007183221A (ja) * | 2006-01-10 | 2007-07-19 | Denso Corp | 電流センサ |
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| DE102008061006A1 (de) | 2008-11-28 | 2010-06-02 | Esw Gmbh | Verfahren und Vorrichtung zur Messung von elektrischen Strom |
| JP5418811B2 (ja) | 2009-01-30 | 2014-02-19 | アイシン・エィ・ダブリュ株式会社 | 電流検出装置 |
| JP5380376B2 (ja) * | 2010-06-21 | 2014-01-08 | 日立オートモティブシステムズ株式会社 | パワー半導体装置 |
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| JP2013238580A (ja) * | 2011-12-28 | 2013-11-28 | Tdk Corp | 電流センサ |
| JP5879233B2 (ja) * | 2012-08-31 | 2016-03-08 | 日立オートモティブシステムズ株式会社 | パワー半導体モジュール |
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2017
- 2017-01-12 JP JP2017003019A patent/JP6594916B2/ja active Active
- 2017-12-04 DE DE112017005760.4T patent/DE112017005760B4/de active Active
- 2017-12-04 WO PCT/JP2017/043409 patent/WO2018131324A1/ja not_active Ceased
- 2017-12-04 US US16/344,978 patent/US10884030B2/en active Active
- 2017-12-04 CN CN201780083300.2A patent/CN110178040B/zh active Active
Patent Citations (9)
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| WO2002066997A1 (de) * | 2001-02-20 | 2002-08-29 | Robert Bosch Gmbh | Vorrichtung, strommesser und kraftfahrzeug |
| JP2008039734A (ja) * | 2006-08-10 | 2008-02-21 | Koshin Denki Kk | 電流センサ |
| JP2009271044A (ja) * | 2008-05-07 | 2009-11-19 | Kohshin Electric Corp | 電流センサ |
| JP2010048809A (ja) * | 2008-08-25 | 2010-03-04 | Robert Seuffer Gmbh & Co Kg | 電流検出装置 |
| WO2014132785A1 (ja) * | 2013-02-27 | 2014-09-04 | 株式会社村田製作所 | 電流センサおよびそれを内蔵した電子機器 |
| WO2014192625A1 (ja) * | 2013-05-30 | 2014-12-04 | 株式会社村田製作所 | 電流センサ |
| WO2015075623A1 (en) * | 2013-11-19 | 2015-05-28 | Danfoss Silicon Power Gmbh | Power module comprising an integrated current measurement |
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| US20160033557A1 (en) * | 2014-08-04 | 2016-02-04 | Hyundai Mobis Co., Ltd. | Assembly of current sensor and power conductor |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020100377A1 (ja) * | 2018-11-16 | 2020-05-22 | 株式会社日立製作所 | パワー半導体装置 |
| JP2020087986A (ja) * | 2018-11-16 | 2020-06-04 | 株式会社日立製作所 | パワー半導体装置 |
| JP7099938B2 (ja) | 2018-11-16 | 2022-07-12 | 株式会社日立製作所 | パワー半導体装置 |
Also Published As
| Publication number | Publication date |
|---|---|
| JP6594916B2 (ja) | 2019-10-23 |
| DE112017005760B4 (de) | 2024-07-25 |
| US10884030B2 (en) | 2021-01-05 |
| DE112017005760T5 (de) | 2019-08-22 |
| CN110178040A (zh) | 2019-08-27 |
| WO2018131324A1 (ja) | 2018-07-19 |
| US20190271724A1 (en) | 2019-09-05 |
| CN110178040B (zh) | 2021-07-30 |
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