BR7908326A - Fonte de corrente para solda a arco voltaico - Google Patents
Fonte de corrente para solda a arco voltaicoInfo
- Publication number
- BR7908326A BR7908326A BR7908326A BR7908326A BR7908326A BR 7908326 A BR7908326 A BR 7908326A BR 7908326 A BR7908326 A BR 7908326A BR 7908326 A BR7908326 A BR 7908326A BR 7908326 A BR7908326 A BR 7908326A
- 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)
- Generation Of Surge Voltage And Current (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19782855662 DE2855662A1 (de) | 1978-12-22 | 1978-12-22 | Stromquelle fuer das lichtbogenschweissen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BR7908326A true BR7908326A (pt) | 1980-09-16 |
Family
ID=6058118
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR7908326A BR7908326A (pt) | 1978-12-22 | 1979-12-19 | Fonte de corrente para solda a arco voltaico |
Country Status (8)
| Country | Link |
|---|---|
| JP (1) | JPS5586686A (pt) |
| AT (1) | ATA710479A (pt) |
| BR (1) | BR7908326A (pt) |
| DE (1) | DE2855662A1 (pt) |
| FR (1) | FR2444527A1 (pt) |
| GB (1) | GB2039167A (pt) |
| IT (1) | IT1126529B (pt) |
| SE (1) | SE7909924L (pt) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1039074C (zh) * | 1990-06-08 | 1998-07-08 | 佐藤亮拿 | 供电装置与焊接设备 |
| 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 (de) * | 2000-06-28 | 2004-01-26 | Fronius Schweissmasch Prod | Schweissgerät, welches an ein-, zwei- bzw. dreiphasennetzen betrieben werden kann |
-
1978
- 1978-12-22 DE DE19782855662 patent/DE2855662A1/de not_active Withdrawn
-
1979
- 1979-11-05 AT AT0710479A patent/ATA710479A/de not_active Application Discontinuation
- 1979-11-30 SE SE7909924A patent/SE7909924L/ not_active Application Discontinuation
- 1979-12-07 IT IT27944/79A patent/IT1126529B/it active
- 1979-12-10 JP JP15930479A patent/JPS5586686A/ja active Pending
- 1979-12-14 GB GB7943189A patent/GB2039167A/en not_active Withdrawn
- 1979-12-19 BR BR7908326A patent/BR7908326A/pt unknown
- 1979-12-21 FR FR7931506A patent/FR2444527A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| FR2444527A1 (fr) | 1980-07-18 |
| JPS5586686A (en) | 1980-06-30 |
| IT1126529B (it) | 1986-05-21 |
| ATA710479A (de) | 1982-07-15 |
| GB2039167A (en) | 1980-07-30 |
| FR2444527B3 (pt) | 1982-02-26 |
| DE2855662A1 (de) | 1980-07-03 |
| IT7927944A0 (it) | 1979-12-07 |
| SE7909924L (sv) | 1980-06-23 |
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