FR2458171A1 - INSTALLATION FOR ARC WELDING USING DC AND / OR ALTERNATING CURRENTS - Google Patents

INSTALLATION FOR ARC WELDING USING DC AND / OR ALTERNATING CURRENTS

Info

Publication number
FR2458171A1
FR2458171A1 FR8009696A FR8009696A FR2458171A1 FR 2458171 A1 FR2458171 A1 FR 2458171A1 FR 8009696 A FR8009696 A FR 8009696A FR 8009696 A FR8009696 A FR 8009696A FR 2458171 A1 FR2458171 A1 FR 2458171A1
Authority
FR
France
Prior art keywords
installation
arc welding
alternating currents
thyristors
pairs
Prior art date
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.)
Withdrawn
Application number
FR8009696A
Other languages
French (fr)
Inventor
Peter Bodewig
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 FR2458171A1 publication Critical patent/FR2458171A1/en
Withdrawn legal-status Critical Current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
    • H02M7/00—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
    • H02M7/42—Conversion of dc power input into ac power output without possibility of reversal
    • H02M7/44—Conversion of dc power input into ac power output without possibility of reversal by static converters
    • H02M7/48—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
    • H02M7/505—Conversion of dc power input into ac power output without possibility of reversal 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
    • H02M7/515—Conversion of dc power input into ac power output without possibility of reversal 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 using semiconductor devices only
    • H02M7/523—Conversion of dc power input into ac power output without possibility of reversal 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 using semiconductor devices only with LC-resonance circuit in the main circuit
    • H02M7/5233—Conversion of dc power input into ac power output without possibility of reversal 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 using semiconductor devices only with LC-resonance circuit in the main circuit the commutation elements being in a push-pull arrangement
    • H02M7/5236—Conversion of dc power input into ac power output without possibility of reversal 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 using semiconductor devices only with LC-resonance circuit in the main circuit the commutation elements being in a push-pull arrangement in a series push-pull arrangement
    • 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
    • H02M3/00—Conversion of dc power input into dc power output
    • H02M3/22—Conversion of dc power input into dc power output with intermediate conversion into ac
    • H02M3/24—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters
    • H02M3/28—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac
    • H02M3/305—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a thyratron or thyristor type requiring extinguishing means
    • H02M3/315—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a thyratron or thyristor type requiring extinguishing means using semiconductor devices only
    • H02M3/3155—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a thyratron or thyristor type requiring extinguishing means using semiconductor devices only with automatic control of the output voltage or current

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Arc Welding Control (AREA)

Abstract

A.INSTALLATION POUR LE SOUDAGE A L'ARC A L'AIDE DE COURANTS ELECTRIQUES CONTINUS ETOU ALTERNATIFS. B.INSTALLATION CARACTERISEE EN CE QUE L'ONDULATEUR 11 SE COMPOSE DE PAIRES DE THYRISTORS 24... 26, 37... 41, 42... 44, 45... 49 BRANCHES EN PARALLELE, CHAQUE PAIRE COMPORTANT UN CIRCUIT OSCILLANT 27, 28, 29, 51, 52 ET EN CE QU'IL EST PREVU UNE UNITE DE COMMANDE DE THYRISTORS 12 POUR COMMANDER SUCCESSIVEMENT DANS LE TEMPS LES PAIRES DE THYRISTORS 24-26, 37-41, 42-44, 45-49 DE FACON A FOURNIR A LA SORTIE DE L'ONDULATEUR 50 DES DEMI-ONDES ALTERNATIVEMENT POSITIVES ET NEGATIVES.A.INSTALLATION FOR ARC WELDING USING CONTINUOUS AND ALTERNATIVE ELECTRIC CURRENTS. B. INSTALLATION CHARACTERIZED IN THAT THE UPS 11 CONSISTS OF PAIRS OF THYRISTORS 24 ... 26, 37 ... 41, 42 ... 44, 45 ... 49 PARALLEL BRANCHES, EACH PAIR CONTAINING AN OSCILLATING CIRCUIT 27, 28, 29, 51, 52 AND WHEREAS A THYRISTOR 12 CONTROL UNIT IS PROVIDED FOR SUCCESSIVELY CONTROL IN TIME THE PAIRS OF THYRISTORS 24-26, 37-41, 42-44, 45-49 DE WAY TO PROVIDE THE OUTPUT OF THE INVERTER 50 WITH ALTERNATIVELY POSITIVE AND NEGATIVE HALF-WAVES.

FR8009696A 1979-05-31 1980-04-29 INSTALLATION FOR ARC WELDING USING DC AND / OR ALTERNATING CURRENTS Withdrawn FR2458171A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19792922144 DE2922144A1 (en) 1979-05-31 1979-05-31 DEVICE FOR DC AND / OR AC ARC WELDING WITH AN INVERTER

Publications (1)

Publication Number Publication Date
FR2458171A1 true FR2458171A1 (en) 1980-12-26

Family

ID=6072141

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8009696A Withdrawn FR2458171A1 (en) 1979-05-31 1980-04-29 INSTALLATION FOR ARC WELDING USING DC AND / OR ALTERNATING CURRENTS

Country Status (4)

Country Link
DE (1) DE2922144A1 (en)
FR (1) FR2458171A1 (en)
GB (1) GB2051506A (en)
IT (1) IT1131436B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3247523A1 (en) * 1982-12-22 1984-07-05 Vsesojuznyj naučno-issledovatel'skij i proektno-konstruktorskij institut gornorudnogo mašinostroenia "VNIPIRUDMAŠ", Krivoi Rog Method and device for controlling the welding process in the case of a power supply for mine DC traction lines
DE4411227A1 (en) * 1994-03-31 1995-10-05 Elektro Werk Muendersbach Gmbh Arc welding appts. with resonance switching circuit
WO1996011766A1 (en) * 1994-10-13 1996-04-25 Nikolai Borisovich Marchenko Method of forming a welding current and a device for carrying out said method
JPH08237936A (en) * 1995-02-28 1996-09-13 Fuji Electric Co Ltd Noise filter for voltage type inverter

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3304484A (en) * 1965-12-13 1967-02-14 Westinghouse Electric Corp Valve extinguishing network for inverters
US3846695A (en) * 1973-05-07 1974-11-05 Honeywell Inf Systems Series-parallel dual switching regulator for use with a variety of line voltages

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3304484A (en) * 1965-12-13 1967-02-14 Westinghouse Electric Corp Valve extinguishing network for inverters
US3846695A (en) * 1973-05-07 1974-11-05 Honeywell Inf Systems Series-parallel dual switching regulator for use with a variety of line voltages

Also Published As

Publication number Publication date
IT8021841A0 (en) 1980-05-07
DE2922144A1 (en) 1980-12-04
IT1131436B (en) 1986-06-25
GB2051506A (en) 1981-01-14

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Legal Events

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