DE69307698D1 - Verfahren zum zünden eines plasmabogensbrenners - Google Patents

Verfahren zum zünden eines plasmabogensbrenners

Info

Publication number
DE69307698D1
DE69307698D1 DE69307698T DE69307698T DE69307698D1 DE 69307698 D1 DE69307698 D1 DE 69307698D1 DE 69307698 T DE69307698 T DE 69307698T DE 69307698 T DE69307698 T DE 69307698T DE 69307698 D1 DE69307698 D1 DE 69307698D1
Authority
DE
Germany
Prior art keywords
igniting
plasma burner
burner
plasma
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.)
Expired - Fee Related
Application number
DE69307698T
Other languages
English (en)
Other versions
DE69307698T2 (de
Inventor
Jeffrey Peterson
William Bailey
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.)
Hypertherm Inc
Original Assignee
Hypertherm Inc
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 Hypertherm Inc filed Critical Hypertherm Inc
Application granted granted Critical
Publication of DE69307698D1 publication Critical patent/DE69307698D1/de
Publication of DE69307698T2 publication Critical patent/DE69307698T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05H—PLASMA TECHNIQUE; PRODUCTION OF ACCELERATED ELECTRICALLY-CHARGED PARTICLES OR OF NEUTRONS; PRODUCTION OR ACCELERATION OF NEUTRAL MOLECULAR OR ATOMIC BEAMS
    • H05H1/00—Generating plasma; Handling plasma
    • H05H1/24—Generating plasma
    • H05H1/26—Plasma torches
    • H05H1/32—Plasma torches using an arc
    • H05H1/34—Details, e.g. electrodes, nozzles
    • H05H1/36—Circuit arrangements
    • 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
    • B23K10/00—Welding or cutting by means of a plasma
    • B23K10/006—Control circuits therefor
    • 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
    • B23K9/06—Arrangements or circuits for starting the arc, e.g. by generating ignition voltage, or for stabilising the arc
    • B23K9/067—Starting the arc
    • B23K9/0672—Starting the arc without direct contact between electrodes
    • B23K9/0673—Ionisation of the arc gap by means of a tension with a step front (pulses or high frequency tensions)

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Plasma & Fusion (AREA)
  • Mechanical Engineering (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Arc Welding Control (AREA)
  • Plasma Technology (AREA)
DE69307698T 1992-05-19 1993-04-30 Verfahren zum zünden eines plasmabogensbrenners Expired - Fee Related DE69307698T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/885,521 US5296665A (en) 1992-05-19 1992-05-19 Method of restarting a plasma arc torch using a periodic high frequency-high voltage signal
PCT/US1993/004076 WO1993023195A1 (en) 1992-05-19 1993-04-30 Plasma arc torch ignition method

Publications (2)

Publication Number Publication Date
DE69307698D1 true DE69307698D1 (de) 1997-03-06
DE69307698T2 DE69307698T2 (de) 1997-05-15

Family

ID=25387093

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69307698T Expired - Fee Related DE69307698T2 (de) 1992-05-19 1993-04-30 Verfahren zum zünden eines plasmabogensbrenners

Country Status (5)

Country Link
US (1) US5296665A (de)
EP (1) EP0641270B1 (de)
CA (1) CA2136202C (de)
DE (1) DE69307698T2 (de)
WO (1) WO1993023195A1 (de)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5416297A (en) * 1993-03-30 1995-05-16 Hypertherm, Inc. Plasma arc torch ignition circuit and method
US5513087A (en) * 1993-07-15 1996-04-30 Olin Corporation Arcjet startup using a shunt output high voltage pulse circuit
US5605039A (en) * 1993-07-15 1997-02-25 Olin Corporation Parallel arcjet starter system
JP3300240B2 (ja) * 1996-12-18 2002-07-08 株式会社三社電機製作所 直流アークスタート回路
AU716822B2 (en) * 1997-03-13 2000-03-09 Lincoln Electric Company, The Plasma system and method of operating same
US5831237A (en) * 1997-03-13 1998-11-03 The Lincoln Electric Company Plasma arc power system and method of operating same
US5900169A (en) * 1997-06-06 1999-05-04 Hypertherm, Inc. Safety circuit for a blow forward contact start plasma arc torch
US5931655A (en) * 1998-03-26 1999-08-03 Tridelta Industries, Inc. Temperature control system with thermoelectric and rechargeable energy sources
AT3549U1 (de) * 1998-05-04 2000-04-25 Inocon Technologie Gmbh Verfahren und einrichtung zum erzeugen von plasma
AT2774U1 (de) * 1998-05-04 1999-04-26 Inocon Technologie Gmbh Verfahren und einrichtung zum teilweisen anschmelzen von gegenständen
US6133543A (en) * 1998-11-06 2000-10-17 Hypertherm, Inc. System and method for dual threshold sensing in a plasma ARC torch
AT3633U1 (de) * 1999-01-04 2000-06-26 Inocon Technologie Gmbh Einrichtung zum plasmaschweissen
US6350960B1 (en) 2000-11-28 2002-02-26 Thermal Dynamics Corporation Parts-in-place safety reset circuit and method for contact start plasma-arc torch
US6369350B1 (en) 2001-05-30 2002-04-09 Thermal Dynamics Corporation Plasma-arc torch system with pilot re-attach circuit and method
DE10210914C5 (de) * 2002-03-04 2009-02-12 GTV-Gesellschaft für thermischen Verschleiss-Schutz mbH Plasmabrenner und Verfahren zur Erzeugung eines Plasmastrahls
US6794601B2 (en) 2002-09-05 2004-09-21 Thermal Dynamics Corporation Plasma arc torch system with pilot re-attach circuit and method
US7022935B1 (en) 2003-12-08 2006-04-04 Illinois Tool Works Inc. Plasma-cutting torch with integrated high frequency starter
US20070045241A1 (en) * 2005-08-29 2007-03-01 Schneider Joseph C Contact start plasma torch and method of operation
AT502422B1 (de) * 2005-09-09 2007-06-15 Fronius Int Gmbh Verfahren zum betreiben eines wasserdampfplasmabrenners und wasserdampf-schneidgerät
US7982159B2 (en) * 2007-09-25 2011-07-19 Kaliburn, Inc. Plasma arc ignition using a unipolar pulse
US8115135B2 (en) * 2008-02-14 2012-02-14 Adventix Technologies Inc. Plasma assisted oxygen decontaminant generator and sprayer
DE102015214138A1 (de) * 2014-07-28 2016-01-28 Victor Equipment Co. Automatisiertes Gasschneidsystem mit Hilfsbrenner
US9833860B1 (en) 2016-07-22 2017-12-05 Lincoln Global, Inc. System and method for plasma arc transfer for plasma cutting
US10464159B2 (en) * 2017-06-19 2019-11-05 The Esab Group Inc. Welding apparatus and techniques for elevated pierce current
US11958141B2 (en) 2019-10-31 2024-04-16 Illinois Tool Works Inc. Systems and methods to provide welding-type arc starting and stabilization with reduced open circuit voltage

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3447322A (en) * 1966-10-25 1969-06-03 Trw Inc Pulsed ablating thruster apparatus
DE2449557C2 (de) * 1974-10-18 1976-11-25 Messer Griesheim Gmbh Schaltanordnung zum stabilisieren und zuenden von schweisslichtboegen durch zuendimpulse
JPS58141854A (ja) * 1982-02-19 1983-08-23 Hitachi Seiko Ltd ア−ク溶接電源装置
US4678888A (en) * 1983-01-21 1987-07-07 Plasma Energy Corporation Power circuit apparatus for starting and operating plasma arc
US4791268A (en) * 1987-01-30 1988-12-13 Hypertherm, Inc. Arc plasma torch and method using contact starting
WO1989009110A1 (en) * 1988-03-24 1989-10-05 Kabushiki Kaisha Komatsu Seisakusho Plasma-arc cutting machine and a method of controlling the same
US4943699A (en) * 1988-06-09 1990-07-24 Powcon Inc. System for supplying power
US4996407A (en) * 1989-04-03 1991-02-26 Hyperpower, Inc. Plasma arc transfer controller
NL8901806A (nl) * 1989-07-13 1991-02-01 Philips Nv Vermogensgenerator voor het leveren van een hoogfrequente hoogspanning.
JPH03142076A (ja) * 1989-10-26 1991-06-17 Matsushita Electric Ind Co Ltd プラズマアーク加工装置
US5086205A (en) * 1990-03-26 1992-02-04 Powcon, Inc. Apparatus employing a welding power supply for powering a plasma cutting torch

Also Published As

Publication number Publication date
CA2136202A1 (en) 1993-11-25
EP0641270A4 (en) 1995-04-05
US5296665A (en) 1994-03-22
DE69307698T2 (de) 1997-05-15
WO1993023195A1 (en) 1993-11-25
EP0641270A1 (de) 1995-03-08
CA2136202C (en) 1997-05-20
EP0641270B1 (de) 1997-01-22

Similar Documents

Publication Publication Date Title
DE69307698D1 (de) Verfahren zum zünden eines plasmabogensbrenners
ATA148495A (de) Verfahren zum verbrennen von brennstoff
DE69330093T2 (de) Integriertes verfahren zum trocknen vergasen von brennstoff
DE69218133D1 (de) Verfahren zum Reinigen eines schädlichen Gases
DE69710007T2 (de) Verfahren zum Hochgeschwindigkeitsflammspritzen
DE69333515D1 (de) Verfahren zum aufrechterhalten eines gruppenrufes
DE69617086T2 (de) Verfahren zum Ausbessern metallischer Einkristallgegenstände
DE59406504D1 (de) Verfahren zum festwalzen eines bauteils
DE69320788D1 (de) Verfahren zum steuern eines kreiselbrechers
DE69331884D1 (de) Verfahren zum Auskleiden einer Leitung
DE59706957D1 (de) Verfahren zum Betrieb eines Brenners
DE59405449D1 (de) Verfahren zum Betrieb einer Hochdruckentladungslampe
ATA72397A (de) Verfahren zur zündung eines gasbeheizten brenners
DE69306901D1 (de) Verfahren zum Reparieren einer Rohrleitung
DE69601381T2 (de) Gasentladungslampe und Verfahren zum Betreiben einer Entladungslampe
DE69406364D1 (de) Ein Verfahren zum Betreiben eines Gasreaktor/Brenners
DE69025286D1 (de) Verfahren zum Betreiben einer Gasentladungsanzeigeeinrichtung
DE59205619D1 (de) Verfahren zum betreiben eines mikroprozessors
DE69003941D1 (de) Verfahren zum Abgeben einer Gasmischung.
DE69211524D1 (de) Verfahren zum Innenverkleiden eines Rohres
ATA171896A (de) Verfahren zum starten eines gasbrenners
DE69413402D1 (de) Gerät zum reparieren eines flammrohres
ATA94792A (de) Verfahren zum steuern eines stufenlos einstellbaren brenners eines brennwertgerätes
DE59402842D1 (de) Verfahren zum schweissen
DE59304430D1 (de) Verfahren zum reinigen eines rauchgasstromes

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee