IT1126529B - Sorgente di corrente per la saldatura ad arco - Google Patents

Sorgente di corrente per la saldatura ad arco

Info

Publication number
IT1126529B
IT1126529B IT27944/79A IT2794479A IT1126529B IT 1126529 B IT1126529 B IT 1126529B IT 27944/79 A IT27944/79 A IT 27944/79A IT 2794479 A IT2794479 A IT 2794479A IT 1126529 B IT1126529 B IT 1126529B
Authority
IT
Italy
Prior art keywords
current source
arc welding
welding
arc
source
Prior art date
Application number
IT27944/79A
Other languages
English (en)
Italian (it)
Other versions
IT7927944A0 (it
Inventor
Ernst Roehm
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 IT7927944A0 publication Critical patent/IT7927944A0/it
Application granted granted Critical
Publication of IT1126529B publication Critical patent/IT1126529B/it

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)
IT27944/79A 1978-12-22 1979-12-07 Sorgente di corrente per la saldatura ad arco IT1126529B (it)

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 (2)

Publication Number Publication Date
IT7927944A0 IT7927944A0 (it) 1979-12-07
IT1126529B true IT1126529B (it) 1986-05-21

Family

ID=6058118

Family Applications (1)

Application Number Title Priority Date Filing Date
IT27944/79A IT1126529B (it) 1978-12-22 1979-12-07 Sorgente di corrente per la saldatura ad arco

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)

* Cited by examiner, † Cited by third party
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

Also Published As

Publication number Publication date
DE2855662A1 (de) 1980-07-03
IT7927944A0 (it) 1979-12-07
FR2444527B3 (pt) 1982-02-26
FR2444527A1 (fr) 1980-07-18
BR7908326A (pt) 1980-09-16
ATA710479A (de) 1982-07-15
GB2039167A (en) 1980-07-30
SE7909924L (sv) 1980-06-23
JPS5586686A (en) 1980-06-30

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