JPS6454270A - Integration type multi-phase wattmeter - Google Patents

Integration type multi-phase wattmeter

Info

Publication number
JPS6454270A
JPS6454270A JP63156624A JP15662488A JPS6454270A JP S6454270 A JPS6454270 A JP S6454270A JP 63156624 A JP63156624 A JP 63156624A JP 15662488 A JP15662488 A JP 15662488A JP S6454270 A JPS6454270 A JP S6454270A
Authority
JP
Japan
Prior art keywords
current
voltage
transformer
signal
proportional
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.)
Pending
Application number
JP63156624A
Other languages
English (en)
Japanese (ja)
Inventor
Reidaa Robaato
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.)
Schlumberger SA
Original Assignee
Schlumberger SA
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
Priority claimed from US07/066,795 external-priority patent/US4926131A/en
Priority claimed from US07/066,794 external-priority patent/US4924412A/en
Priority claimed from US07/066,793 external-priority patent/US4786877A/en
Application filed by Schlumberger SA filed Critical Schlumberger SA
Publication of JPS6454270A publication Critical patent/JPS6454270A/ja
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R11/00—Electromechanical arrangements for measuring time integral of electric power or current, e.g. of consumption
    • G01R11/36—Induction meters, e.g. Ferraris meters
    • G01R11/40—Induction meters, e.g. Ferraris meters for polyphase operation

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Current Or Voltage (AREA)
  • Analogue/Digital Conversion (AREA)
JP63156624A 1987-06-25 1988-06-24 Integration type multi-phase wattmeter Pending JPS6454270A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US07/066,795 US4926131A (en) 1987-06-25 1987-06-25 Triangle waveform generator for pulse-width amplitude multiplier
US07/066,794 US4924412A (en) 1987-06-25 1987-06-25 Integrated poly-phase power meter
US07/066,793 US4786877A (en) 1987-06-25 1987-06-25 Amplifier for voltage or current to frequency converter

Publications (1)

Publication Number Publication Date
JPS6454270A true JPS6454270A (en) 1989-03-01

Family

ID=27371041

Family Applications (1)

Application Number Title Priority Date Filing Date
JP63156624A Pending JPS6454270A (en) 1987-06-25 1988-06-24 Integration type multi-phase wattmeter

Country Status (16)

Country Link
JP (1) JPS6454270A (zh)
KR (1) KR890000899A (zh)
CN (1) CN1027470C (zh)
AU (1) AU618955B2 (zh)
BR (1) BR8803139A (zh)
CA (1) CA1301249C (zh)
DK (1) DK350888A (zh)
FI (1) FI883059A (zh)
HU (1) HUT47186A (zh)
IL (1) IL86780A0 (zh)
MX (1) MX164998B (zh)
NO (1) NO882810L (zh)
NZ (1) NZ225148A (zh)
PT (1) PT87830B (zh)
TR (1) TR23899A (zh)
YU (1) YU119488A (zh)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008159340A (ja) * 2006-12-22 2008-07-10 Smk Corp 電子部品取付用ソケット

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3290933A4 (en) * 2015-04-28 2019-04-17 Alps Alpine Co., Ltd. DEVICE FOR CONTACTLESS VOLTAGE MEASUREMENT
EP3098610B8 (de) * 2015-05-29 2019-06-05 HAMEG Instruments GmbH Leistungsmessgerät und messsystem zur messung der leistung mehrerer phasen in einem mehrphasensystem
CN107453734A (zh) * 2017-07-25 2017-12-08 电子科技大学 一种超声波传感器激励信号产生电路
CN107703354B (zh) * 2017-11-15 2024-01-19 海宁智阳电子有限公司 一种功率运算电路、开关电源及开关电源应用系统
US11313903B2 (en) * 2020-09-30 2022-04-26 Analog Devices, Inc. Pin driver and test equipment calibration

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008159340A (ja) * 2006-12-22 2008-07-10 Smk Corp 電子部品取付用ソケット

Also Published As

Publication number Publication date
DK350888D0 (da) 1988-06-24
NO882810L (no) 1988-12-27
NZ225148A (en) 1990-11-27
MX164998B (es) 1992-10-13
AU618955B2 (en) 1992-01-16
CN1027470C (zh) 1995-01-18
CN1033322A (zh) 1989-06-07
FI883059A (fi) 1988-12-26
DK350888A (da) 1988-12-26
BR8803139A (pt) 1989-01-31
YU119488A (en) 1991-01-28
FI883059A0 (fi) 1988-06-23
IL86780A0 (en) 1988-11-30
HUT47186A (en) 1989-01-30
CA1301249C (en) 1992-05-19
TR23899A (tr) 1990-11-01
AU1771788A (en) 1989-01-05
PT87830B (pt) 1995-05-04
NO882810D0 (no) 1988-06-24
KR890000899A (ko) 1989-03-17
PT87830A (pt) 1989-05-31

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