BR7908322A - CURRENT SOURCE FOR ARC WELDING - Google Patents
CURRENT SOURCE FOR ARC WELDINGInfo
- Publication number
- BR7908322A BR7908322A BR7908322A BR7908322A BR7908322A BR 7908322 A BR7908322 A BR 7908322A BR 7908322 A BR7908322 A BR 7908322A BR 7908322 A BR7908322 A BR 7908322A BR 7908322 A BR7908322 A BR 7908322A
- Authority
- BR
- Brazil
- Prior art keywords
- current source
- arc welding
- welding
- arc
- source
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M5/00—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases
- H02M5/02—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc
- H02M5/04—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc by static converters
- H02M5/22—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
- H02M5/25—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a thyratron or thyristor type requiring extinguishing means
- H02M5/27—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a thyratron or thyristor type requiring extinguishing means for conversion of frequency
- H02M5/271—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a thyratron or thyristor type requiring extinguishing means for conversion of frequency from a three phase input voltage
-
- 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
- B23K9/00—Arc welding or cutting
- B23K9/10—Other electric circuits therefor; Protective circuits; Remote controls
- B23K9/1006—Power supply
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F30/00—Fixed transformers not covered by group H01F19/00
- H01F30/06—Fixed transformers not covered by group H01F19/00 characterised by the structure
- H01F30/12—Two-phase, three-phase or polyphase transformers
- H01F30/14—Two-phase, three-phase or polyphase transformers for changing the number of phases
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Plasma & Fusion (AREA)
- Mechanical Engineering (AREA)
- Arc Welding Control (AREA)
- Arc Welding In General (AREA)
- Generation Of Surge Voltage And Current (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19782855664 DE2855664A1 (en) | 1978-12-22 | 1978-12-22 | POWER SOURCE FOR ARC WELDING |
Publications (1)
Publication Number | Publication Date |
---|---|
BR7908322A true BR7908322A (en) | 1980-09-16 |
Family
ID=6058120
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR7908322A BR7908322A (en) | 1978-12-22 | 1979-12-19 | CURRENT SOURCE FOR ARC WELDING |
Country Status (7)
Country | Link |
---|---|
JP (1) | JPS5588984A (en) |
BR (1) | BR7908322A (en) |
DE (1) | DE2855664A1 (en) |
FR (1) | FR2444529A1 (en) |
GB (1) | GB2039168A (en) |
IT (1) | IT1126530B (en) |
SE (1) | SE7909926L (en) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4435632A (en) * | 1982-02-12 | 1984-03-06 | Hobart Brothers Company | Three phase square wave welding power supply |
DE4004667A1 (en) * | 1990-02-15 | 1991-08-22 | Peter Bodewigs | AC POWER SOURCE FOR WELDING |
US6114655A (en) * | 1997-06-11 | 2000-09-05 | Illinois Tool Works Inc. | Method and apparatus for producing welding power |
US6177651B1 (en) * | 1998-06-11 | 2001-01-23 | Illinois Tool Works Inc. | Method and apparatus for producing welding power |
AT411444B (en) * | 2000-06-28 | 2004-01-26 | Fronius Schweissmasch Prod | WELDING MACHINE, WHICH ON ONE, TWO OR THREE-PHASE NETWORKS CAN BE OPERATED |
-
1978
- 1978-12-22 DE DE19782855664 patent/DE2855664A1/en not_active Withdrawn
-
1979
- 1979-11-30 SE SE7909926A patent/SE7909926L/en not_active Application Discontinuation
- 1979-12-07 IT IT27945/79A patent/IT1126530B/en active
- 1979-12-10 JP JP15930679A patent/JPS5588984A/en active Pending
- 1979-12-14 GB GB7943191A patent/GB2039168A/en not_active Withdrawn
- 1979-12-19 BR BR7908322A patent/BR7908322A/en unknown
- 1979-12-21 FR FR7931508A patent/FR2444529A1/en active Granted
Also Published As
Publication number | Publication date |
---|---|
DE2855664A1 (en) | 1980-07-03 |
IT7927945A0 (en) | 1979-12-07 |
FR2444529B3 (en) | 1982-05-07 |
GB2039168A (en) | 1980-07-30 |
IT1126530B (en) | 1986-05-21 |
SE7909926L (en) | 1980-06-23 |
FR2444529A1 (en) | 1980-07-18 |
JPS5588984A (en) | 1980-07-05 |
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