PT76670B - Installation for infinitely variable controlling the amplitude of a sinusoidal electrical alternating current - Google Patents
Installation for infinitely variable controlling the amplitude of a sinusoidal electrical alternating currentInfo
- Publication number
- PT76670B PT76670B PT76670A PT7667083A PT76670B PT 76670 B PT76670 B PT 76670B PT 76670 A PT76670 A PT 76670A PT 7667083 A PT7667083 A PT 7667083A PT 76670 B PT76670 B PT 76670B
- Authority
- PT
- Portugal
- Prior art keywords
- amplitude
- installation
- alternating current
- infinitely variable
- electrical alternating
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
- G05F1/00—Automatic systems in which deviations of an electric quantity from one or more predetermined values are detected at the output of the system and fed back to a device within the system to restore the detected quantity to its predetermined value or values, i.e. retroactive systems
- G05F1/10—Regulating voltage or current
- G05F1/12—Regulating voltage or current wherein the variable actually regulated by the final control device is ac
- G05F1/40—Regulating voltage or current wherein the variable actually regulated by the final control device is ac using discharge tubes or semiconductor devices as final control devices
- G05F1/44—Regulating voltage or current wherein the variable actually regulated by the final control device is ac using discharge tubes or semiconductor devices as final control devices semiconductor devices only
- G05F1/45—Regulating voltage or current wherein the variable actually regulated by the final control device is ac using discharge tubes or semiconductor devices as final control devices semiconductor devices only being controlled rectifiers in series with the load
- G05F1/455—Regulating voltage or current wherein the variable actually regulated by the final control device is ac using discharge tubes or semiconductor devices as final control devices semiconductor devices only being controlled rectifiers in series with the load with phase control
-
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Automation & Control Theory (AREA)
- Control Of Electrical Variables (AREA)
- Ac-Ac Conversion (AREA)
- Electronic Switches (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH3613/82A CH668842A5 (de) | 1982-06-10 | 1982-06-10 | Einrichtung zur stufenlosen steuerung der amplitude eines sinusfoermigen elektrischen wechselstromes. |
Publications (2)
Publication Number | Publication Date |
---|---|
PT76670A PT76670A (en) | 1983-06-01 |
PT76670B true PT76670B (en) | 1986-01-27 |
Family
ID=4259747
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PT76670A PT76670B (en) | 1982-06-10 | 1983-05-10 | Installation for infinitely variable controlling the amplitude of a sinusoidal electrical alternating current |
Country Status (10)
Country | Link |
---|---|
EP (1) | EP0096194A3 (pt) |
JP (1) | JPS5922111A (pt) |
AU (2) | AU1522083A (pt) |
BR (1) | BR8303073A (pt) |
CA (1) | CA1214517A (pt) |
CH (1) | CH668842A5 (pt) |
ES (1) | ES8404069A1 (pt) |
IN (1) | IN158789B (pt) |
MX (1) | MX153644A (pt) |
PT (1) | PT76670B (pt) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH682889A5 (de) * | 1991-03-06 | 1993-12-15 | Elpatronic Ag | Verfahren zum Widerstandsschweissen und Anordnung zur Durchführung des Verfahrens. |
AU1134992A (en) * | 1991-03-06 | 1992-09-10 | Elpatronic A.G. | Process for resistance welding arrangement for carrying out the process |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1047477A (pt) * | 1962-07-30 | 1900-01-01 | ||
DE1588533A1 (de) * | 1967-04-08 | 1970-05-21 | Metabowerke Kg | Programmsteuerung fuer Werkzeugmaschinen |
DE2121298A1 (de) * | 1971-04-30 | 1972-12-28 | Runschke W | Stromsteuerung, insbesondere Phasenanschnittsteuerung für Schweißstromquelle, geeignet für Einphasen- und Mehrphasenbetrieb |
CH598654A5 (pt) * | 1975-01-10 | 1978-05-12 | Josef Wertli | |
DE2511676A1 (de) * | 1975-03-18 | 1976-09-30 | Stk Gmbh | Schweisstromquelle, insbesondere zum wig-schweissen |
DE2830595A1 (de) * | 1977-07-14 | 1979-01-25 | Fael Sa | Elektrische schaltungsanordnung zum widerstandsschweissen mittels wechselstrom |
DE2919360A1 (de) * | 1979-05-14 | 1980-11-20 | Siemens Ag | Geregelter schweisstakter |
-
1982
- 1982-06-10 CH CH3613/82A patent/CH668842A5/de not_active IP Right Cessation
-
1983
- 1983-04-18 EP EP83103723A patent/EP0096194A3/de not_active Withdrawn
- 1983-04-29 ES ES521968A patent/ES8404069A1/es not_active Expired
- 1983-05-10 PT PT76670A patent/PT76670B/pt unknown
- 1983-05-24 IN IN645/CAL/83A patent/IN158789B/en unknown
- 1983-05-25 CA CA000428821A patent/CA1214517A/en not_active Expired
- 1983-05-31 AU AU15220/83A patent/AU1522083A/en not_active Abandoned
- 1983-06-09 BR BR8303073A patent/BR8303073A/pt not_active IP Right Cessation
- 1983-06-10 MX MX197625A patent/MX153644A/es unknown
- 1983-06-10 JP JP58102932A patent/JPS5922111A/ja active Pending
-
1988
- 1988-02-08 AU AU11416/88A patent/AU1141688A/en not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
MX153644A (es) | 1986-12-11 |
JPS5922111A (ja) | 1984-02-04 |
CA1214517A (en) | 1986-11-25 |
ES521968A0 (es) | 1984-04-01 |
CH668842A5 (de) | 1989-01-31 |
EP0096194A2 (de) | 1983-12-21 |
BR8303073A (pt) | 1984-01-31 |
EP0096194A3 (de) | 1984-07-18 |
IN158789B (pt) | 1987-01-24 |
ES8404069A1 (es) | 1984-04-01 |
PT76670A (en) | 1983-06-01 |
AU1141688A (en) | 1988-05-26 |
AU1522083A (en) | 1983-12-15 |
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