IT980260B - Apparecchiatura per determinare la potenza di correnti elettriche alternate - Google Patents
Apparecchiatura per determinare la potenza di correnti elettriche alternateInfo
- Publication number
- IT980260B IT980260B IT4951273A IT4951273A IT980260B IT 980260 B IT980260 B IT 980260B IT 4951273 A IT4951273 A IT 4951273A IT 4951273 A IT4951273 A IT 4951273A IT 980260 B IT980260 B IT 980260B
- Authority
- IT
- Italy
- Prior art keywords
- determining
- equipment
- power
- electrical currents
- alternating electrical
- Prior art date
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
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Power Engineering (AREA)
- Mechanical Engineering (AREA)
- Arc Welding Control (AREA)
- Measurement Of Current Or Voltage (AREA)
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 |
---|---|
IT980260B true IT980260B (it) | 1974-09-30 |
Family
ID=5842620
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT4951273A IT980260B (it) | 1972-04-20 | 1973-04-18 | Apparecchiatura per determinare la potenza di correnti elettriche alternate |
Country Status (6)
Country | Link |
---|---|
CH (1) | CH560905A5 (xx) |
DE (1) | DE2219229A1 (xx) |
FR (1) | FR2180726B1 (xx) |
GB (1) | GB1412695A (xx) |
IT (1) | IT980260B (xx) |
NL (1) | NL7304323A (xx) |
Families Citing this family (3)
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 |
-
1972
- 1972-04-20 DE DE19722219229 patent/DE2219229A1/de active Pending
-
1973
- 1973-03-28 NL NL7304323A patent/NL7304323A/xx unknown
- 1973-03-29 CH CH453273A patent/CH560905A5/xx not_active IP Right Cessation
- 1973-04-05 FR FR7312249A patent/FR2180726B1/fr not_active Expired
- 1973-04-11 GB GB1738873A patent/GB1412695A/en not_active Expired
- 1973-04-18 IT IT4951273A patent/IT980260B/it active
Also Published As
Publication number | Publication date |
---|---|
NL7304323A (xx) | 1973-10-23 |
FR2180726A1 (xx) | 1973-11-30 |
DE2219229A1 (de) | 1973-10-31 |
CH560905A5 (xx) | 1975-04-15 |
FR2180726B1 (xx) | 1977-02-04 |
GB1412695A (en) | 1975-11-05 |
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