JPWO2021240192A1 - - Google Patents

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Publication number
JPWO2021240192A1
JPWO2021240192A1 JP2022526531A JP2022526531A JPWO2021240192A1 JP WO2021240192 A1 JPWO2021240192 A1 JP WO2021240192A1 JP 2022526531 A JP2022526531 A JP 2022526531A JP 2022526531 A JP2022526531 A JP 2022526531A JP WO2021240192 A1 JPWO2021240192 A1 JP WO2021240192A1
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JP
Japan
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Application number
JP2022526531A
Other languages
Japanese (ja)
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JP7388552B2 (ja
JPWO2021240192A5 (https=
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Publication of JPWO2021240192A1 publication Critical patent/JPWO2021240192A1/ja
Publication of JPWO2021240192A5 publication Critical patent/JPWO2021240192A5/ja
Application granted granted Critical
Publication of JP7388552B2 publication Critical patent/JP7388552B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • G01R19/0023—Measuring currents or voltages from sources with high internal resistance by means of measuring circuits with high input impedance, e.g. OP-amplifiers
    • 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—Measuring current only
    • 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
    • G01R15/08—Circuits for altering the measuring range
    • 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
    • G01R15/146—Measuring arrangements for current not covered by other subgroups of G01R15/14, e.g. using current dividers, shunts, or measuring a voltage drop
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
    • G01R1/20—Modifications of basic electric elements for use in electric measuring instruments; Structural combinations of such elements with such instruments
    • G01R1/203—Resistors used for electric measuring, e.g. decade resistors standards, resistors for comparators, series resistors, shunts
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Current Or Voltage (AREA)
  • Measuring Instrument Details And Bridges, And Automatic Balancing Devices (AREA)
JP2022526531A 2020-05-28 2020-05-28 電流検出装置及び電流検出方法 Active JP7388552B2 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/IB2020/000514 WO2021240192A1 (ja) 2020-05-28 2020-05-28 電流検出装置及び電流検出方法

Publications (3)

Publication Number Publication Date
JPWO2021240192A1 true JPWO2021240192A1 (https=) 2021-12-02
JPWO2021240192A5 JPWO2021240192A5 (https=) 2023-02-24
JP7388552B2 JP7388552B2 (ja) 2023-11-29

Family

ID=78723015

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2022526531A Active JP7388552B2 (ja) 2020-05-28 2020-05-28 電流検出装置及び電流検出方法

Country Status (7)

Country Link
US (1) US11835552B2 (https=)
EP (1) EP4160225B1 (https=)
JP (1) JP7388552B2 (https=)
CN (1) CN115777068B (https=)
BR (1) BR112022023383A2 (https=)
MX (1) MX2022014711A (https=)
WO (1) WO2021240192A1 (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7127736B2 (ja) * 2019-04-26 2022-08-30 株式会社オートネットワーク技術研究所 電流検出装置及び給電制御装置

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010249751A (ja) * 2009-04-17 2010-11-04 Daikin Ind Ltd 電流検出回路およびこれを備えた空気調和装置
US20100327887A1 (en) * 2007-01-31 2010-12-30 Medtronic, Inc. Chopper-stabilized instrumentation amplifier for impedance measurement
JP2012117929A (ja) * 2010-12-01 2012-06-21 Mitsubishi Electric Corp 電圧検出装置
CN203551651U (zh) * 2013-10-24 2014-04-16 广东易事特电源股份有限公司 直流电源系统母线电压交流分量检测电路
JP2015222176A (ja) * 2012-09-18 2015-12-10 三洋電機株式会社 電流検出回路とこの電流検出回路を備える電動車両及び蓄電装置

Family Cites Families (19)

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Publication number Priority date Publication date Assignee Title
US5920189A (en) * 1996-11-26 1999-07-06 Delco Electronics Corporation Auto ranging current monitor with common mode correction
US6590436B2 (en) 2001-10-12 2003-07-08 Texas Instruments Incorporated System and method of translating wide common mode voltage ranges into narrow common mode voltage ranges
US7368991B2 (en) 2006-01-05 2008-05-06 Texas Instruments Incorporated System and method for clamping a differential amplifier
FR2910173B1 (fr) 2006-12-18 2012-05-04 Schneider Electric Ind Sas Dispositif de mesure de courant a isolation electrique, declencheur electronique, et disjoncteur comportant un tel dispositif
JP5213822B2 (ja) 2009-09-16 2013-06-19 日立オートモティブシステムズ株式会社 電流検出装置
WO2012005042A1 (ja) * 2010-07-07 2012-01-12 アルプス・グリーンデバイス株式会社 電流センサ
US9362874B2 (en) * 2013-07-10 2016-06-07 Fairchild Semiconductor Corporation Differential measurements with a large common mode input voltage
US9983233B2 (en) * 2014-02-06 2018-05-29 Texas Instruments Incorporated Current sensor
US9945886B2 (en) * 2014-09-25 2018-04-17 Sanyo Electric Co., Ltd. Electrical current detection device equipped with shunt resistor, and power supply device
GB2538948B (en) * 2015-05-19 2019-05-15 Cmr Surgical Ltd Sensing motor current
JP6254977B2 (ja) * 2015-07-22 2017-12-27 ファナック株式会社 ノイズの影響を受けない電流検出回路
JP2017040580A (ja) * 2015-08-20 2017-02-23 株式会社オートネットワーク技術研究所 電流検出回路
CN205263171U (zh) * 2015-12-29 2016-05-25 珠海思奇科技有限公司 交流电压检测电路
JP6730106B2 (ja) * 2016-06-27 2020-07-29 Koa株式会社 シャント抵抗器の実装構造および実装基板
US10250210B2 (en) * 2016-07-05 2019-04-02 Dialog Semiconductor (Uk) Limited Circuit and method for a high common mode rejection amplifier by using a digitally controlled gain trim circuit
JP6487396B2 (ja) * 2016-09-06 2019-03-20 ファナック株式会社 ノイズの影響を受けない電流検出回路
JP7000804B2 (ja) * 2017-11-13 2022-01-19 Tdk株式会社 電源装置
JP2019149614A (ja) * 2018-02-26 2019-09-05 ルネサスエレクトロニクス株式会社 電流検出回路、半導体装置、及び、半導体システム
CN109813957A (zh) 2019-04-01 2019-05-28 深圳供电局有限公司 直流漏电流检测传感装置及直流漏电流检测系统

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20100327887A1 (en) * 2007-01-31 2010-12-30 Medtronic, Inc. Chopper-stabilized instrumentation amplifier for impedance measurement
JP2010249751A (ja) * 2009-04-17 2010-11-04 Daikin Ind Ltd 電流検出回路およびこれを備えた空気調和装置
JP2012117929A (ja) * 2010-12-01 2012-06-21 Mitsubishi Electric Corp 電圧検出装置
JP2015222176A (ja) * 2012-09-18 2015-12-10 三洋電機株式会社 電流検出回路とこの電流検出回路を備える電動車両及び蓄電装置
CN203551651U (zh) * 2013-10-24 2014-04-16 广东易事特电源股份有限公司 直流电源系统母线电压交流分量检测电路

Also Published As

Publication number Publication date
US11835552B2 (en) 2023-12-05
JP7388552B2 (ja) 2023-11-29
EP4160225B1 (en) 2025-01-15
BR112022023383A2 (pt) 2022-12-20
CN115777068B (zh) 2024-09-27
US20230204631A1 (en) 2023-06-29
CN115777068A (zh) 2023-03-10
EP4160225A4 (en) 2023-08-02
EP4160225A1 (en) 2023-04-05
WO2021240192A1 (ja) 2021-12-02
MX2022014711A (es) 2022-12-16

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