JP7776199B2 - 電圧測定装置 - Google Patents

電圧測定装置

Info

Publication number
JP7776199B2
JP7776199B2 JP2022580715A JP2022580715A JP7776199B2 JP 7776199 B2 JP7776199 B2 JP 7776199B2 JP 2022580715 A JP2022580715 A JP 2022580715A JP 2022580715 A JP2022580715 A JP 2022580715A JP 7776199 B2 JP7776199 B2 JP 7776199B2
Authority
JP
Japan
Prior art keywords
voltage
unit
electrode
measurement
amplifier
Prior art date
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.)
Active
Application number
JP2022580715A
Other languages
English (en)
Japanese (ja)
Other versions
JPWO2022173051A5 (https=
JPWO2022173051A1 (https=
Inventor
正寛 川口
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nidec Advance Technology Corp
Original Assignee
Nidec Advance Technology Corp
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.)
Filing date
Publication date
Application filed by Nidec Advance Technology Corp filed Critical Nidec Advance Technology Corp
Publication of JPWO2022173051A1 publication Critical patent/JPWO2022173051A1/ja
Publication of JPWO2022173051A5 publication Critical patent/JPWO2022173051A5/ja
Application granted granted Critical
Publication of JP7776199B2 publication Critical patent/JP7776199B2/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
    • G01R15/00—Details of measuring arrangements of the types provided for in groups G01R17/00 - G01R29/00, G01R33/00 - G01R33/26 or G01R35/00
    • G01R15/04—Voltage dividers
    • G01R15/06—Voltage dividers having reactive components, e.g. capacitive transformer
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Measurement Of Current Or Voltage (AREA)
JP2022580715A 2021-02-15 2022-02-15 電圧測定装置 Active JP7776199B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2021021763 2021-02-15
JP2021021763 2021-02-15
PCT/JP2022/005830 WO2022173051A1 (ja) 2021-02-15 2022-02-15 電圧測定装置

Publications (3)

Publication Number Publication Date
JPWO2022173051A1 JPWO2022173051A1 (https=) 2022-08-18
JPWO2022173051A5 JPWO2022173051A5 (https=) 2024-12-04
JP7776199B2 true JP7776199B2 (ja) 2025-11-26

Family

ID=82838376

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2022580715A Active JP7776199B2 (ja) 2021-02-15 2022-02-15 電圧測定装置

Country Status (3)

Country Link
JP (1) JP7776199B2 (https=)
TW (1) TWI905382B (https=)
WO (1) WO2022173051A1 (https=)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5473244A (en) 1992-09-17 1995-12-05 Libove; Joel M. Apparatus for measuring voltages and currents using non-contacting sensors
JP2002340939A (ja) 2001-05-16 2002-11-27 Hitachi Ltd 被覆電力線用電圧測定装置
JP2018105850A (ja) 2016-11-11 2018-07-05 フルークコーポレイションＦｌｕｋｅ Ｃｏｒｐｏｒａｔｉｏｎ 非接触電気的パラメータ測定システム
US20190081601A1 (en) 2017-09-08 2019-03-14 Analog Devices Global Unlimited Company Method of and Apparatus for Reducing the Influence of a Common Mode Signal on a Differential Signal and to Systems including such an Apparatus

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6512604B2 (ja) * 2015-08-19 2019-05-15 日置電機株式会社 電圧検出センサおよび測定装置
US10591515B2 (en) * 2016-11-11 2020-03-17 Fluke Corporation Non-contact current measurement system
US10502807B2 (en) * 2017-09-05 2019-12-10 Fluke Corporation Calibration system for voltage measurement devices
US10958167B2 (en) * 2018-08-08 2021-03-23 Qualcomm Incorporated Current sensing in an on-die direct current-direct current (DC-DC) converter for measuring delivered power

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5473244A (en) 1992-09-17 1995-12-05 Libove; Joel M. Apparatus for measuring voltages and currents using non-contacting sensors
JP2002340939A (ja) 2001-05-16 2002-11-27 Hitachi Ltd 被覆電力線用電圧測定装置
JP2018105850A (ja) 2016-11-11 2018-07-05 フルークコーポレイションＦｌｕｋｅ Ｃｏｒｐｏｒａｔｉｏｎ 非接触電気的パラメータ測定システム
US20190081601A1 (en) 2017-09-08 2019-03-14 Analog Devices Global Unlimited Company Method of and Apparatus for Reducing the Influence of a Common Mode Signal on a Differential Signal and to Systems including such an Apparatus

Also Published As

Publication number Publication date
TW202234075A (zh) 2022-09-01
WO2022173051A1 (ja) 2022-08-18
JPWO2022173051A1 (https=) 2022-08-18
TWI905382B (zh) 2025-11-21

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