FR2444527B3 - - Google Patents

Info

Publication number
FR2444527B3
FR2444527B3 FR7931506A FR7931506A FR2444527B3 FR 2444527 B3 FR2444527 B3 FR 2444527B3 FR 7931506 A FR7931506 A FR 7931506A FR 7931506 A FR7931506 A FR 7931506A FR 2444527 B3 FR2444527 B3 FR 2444527B3
Authority
FR
France
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
FR7931506A
Other languages
French (fr)
Other versions
FR2444527A1 (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 FR2444527A1 publication Critical patent/FR2444527A1/en
Application granted granted Critical
Publication of FR2444527B3 publication Critical patent/FR2444527B3/fr
Granted legal-status Critical Current

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)
FR7931506A 1978-12-22 1979-12-21 CURRENT SOURCE FOR ARC WELDING, PARTICULARLY FOR ARC WELDING, TUNGSTEN INERATED GAS Granted FR2444527A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19782855662 DE2855662A1 (en) 1978-12-22 1978-12-22 POWER SOURCE FOR ARC WELDING

Publications (2)

Publication Number Publication Date
FR2444527A1 FR2444527A1 (en) 1980-07-18
FR2444527B3 true FR2444527B3 (en) 1982-02-26

Family

ID=6058118

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7931506A Granted FR2444527A1 (en) 1978-12-22 1979-12-21 CURRENT SOURCE FOR ARC WELDING, PARTICULARLY FOR ARC WELDING, TUNGSTEN INERATED GAS

Country Status (8)

Country Link
JP (1) JPS5586686A (en)
AT (1) ATA710479A (en)
BR (1) BR7908326A (en)
DE (1) DE2855662A1 (en)
FR (1) FR2444527A1 (en)
GB (1) GB2039167A (en)
IT (1) IT1126529B (en)
SE (1) SE7909924L (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1039074C (en) * 1990-06-08 1998-07-08 佐藤亮拿 Power supply unit and welding equipment
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

Also Published As

Publication number Publication date
GB2039167A (en) 1980-07-30
IT7927944A0 (en) 1979-12-07
DE2855662A1 (en) 1980-07-03
BR7908326A (en) 1980-09-16
ATA710479A (en) 1982-07-15
SE7909924L (en) 1980-06-23
JPS5586686A (en) 1980-06-30
IT1126529B (en) 1986-05-21
FR2444527A1 (en) 1980-07-18

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Legal Events

Date Code Title Description
ST Notification of lapse