GB1412695A - Process and device for determining the power alternating current - Google Patents

Process and device for determining the power alternating current

Info

Publication number
GB1412695A
GB1412695A GB1738873A GB1738873A GB1412695A GB 1412695 A GB1412695 A GB 1412695A GB 1738873 A GB1738873 A GB 1738873A GB 1738873 A GB1738873 A GB 1738873A GB 1412695 A GB1412695 A GB 1412695A
Authority
GB
United Kingdom
Prior art keywords
capacitor
voltage
load
power
current
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.)
Expired
Application number
GB1738873A
Other languages
English (en)
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.)
Messer Griesheim GmbH
Original Assignee
Messer Griesheim GmbH
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 Messer Griesheim GmbH filed Critical Messer Griesheim GmbH
Publication of GB1412695A publication Critical patent/GB1412695A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R21/00—Arrangements for measuring electric power or power factor
    • G01R21/133—Arrangements for measuring electric power or power factor by using digital technique
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K11/00—Resistance welding; Severing by resistance heating
    • B23K11/24—Electric supply or control circuits therefor
    • B23K11/25—Monitoring devices
    • B23K11/252—Monitoring devices using digital means
    • B23K11/256—Monitoring devices using digital means the measured parameter being the inter-electrode electrical resistance
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Power Engineering (AREA)
  • Measurement Of Current Or Voltage (AREA)
  • Arc Welding Control (AREA)
GB1738873A 1972-04-20 1973-04-11 Process and device for determining the power alternating current Expired GB1412695A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19722219229 DE2219229A1 (de) 1972-04-20 1972-04-20 Verfahren und vorrichtung zur bestimmung der leistung von wechselstroemen

Publications (1)

Publication Number Publication Date
GB1412695A true GB1412695A (en) 1975-11-05

Family

ID=5842620

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1738873A Expired GB1412695A (en) 1972-04-20 1973-04-11 Process and device for determining the power alternating current

Country Status (6)

Country Link
CH (1) CH560905A5 (enExample)
DE (1) DE2219229A1 (enExample)
FR (1) FR2180726B1 (enExample)
GB (1) GB1412695A (enExample)
IT (1) IT980260B (enExample)
NL (1) NL7304323A (enExample)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2436671C2 (de) * 1974-07-30 1982-04-15 Messer Griesheim Gmbh, 6000 Frankfurt Verfahren zur Regelung der elektrischen Energie beim elektrischen Widerstandpunktschweißen
US4084075A (en) * 1975-05-15 1978-04-11 Wean United Inc. Energy monitor for flash welders
DE2800962C3 (de) * 1978-01-11 1986-02-13 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Verfahren zur Steuerung einer elektrischen Widerstands-Schweißvorrichtung

Also Published As

Publication number Publication date
FR2180726A1 (enExample) 1973-11-30
NL7304323A (enExample) 1973-10-23
FR2180726B1 (enExample) 1977-02-04
IT980260B (it) 1974-09-30
CH560905A5 (enExample) 1975-04-15
DE2219229A1 (de) 1973-10-31

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Legal Events

Date Code Title Description
PS Patent sealed
PLNP Patent lapsed through nonpayment of renewal fees