FR2450548A1 - Procede de mise en oeuvre d'un generateur de plasma - Google Patents

Procede de mise en oeuvre d'un generateur de plasma

Info

Publication number
FR2450548A1
FR2450548A1 FR8004571A FR8004571A FR2450548A1 FR 2450548 A1 FR2450548 A1 FR 2450548A1 FR 8004571 A FR8004571 A FR 8004571A FR 8004571 A FR8004571 A FR 8004571A FR 2450548 A1 FR2450548 A1 FR 2450548A1
Authority
FR
France
Prior art keywords
torch
defining
surrounding
cathodic
annular
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.)
Granted
Application number
FR8004571A
Other languages
English (en)
French (fr)
Other versions
FR2450548B1 (en, 2012
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.)
RIKEN
Original Assignee
RIKEN
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
Priority claimed from JP2363079A external-priority patent/JPS55117577A/ja
Priority claimed from JP2362979A external-priority patent/JPS55122683A/ja
Application filed by RIKEN filed Critical RIKEN
Publication of FR2450548A1 publication Critical patent/FR2450548A1/fr
Application granted granted Critical
Publication of FR2450548B1 publication Critical patent/FR2450548B1/fr
Granted 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
    • 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
    • H05H1/3405—Arrangements for stabilising or constricting the arc, e.g. by an additional gas flow
    • 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
    • H05H1/3478—Geometrical details
    • 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
    • H05H1/3494—Means for controlling discharge parameters
    • 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
    • H05H1/44—Plasma torches using an arc using more than one torch
    • 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
    • H05H1/3452—Supplementary electrodes between cathode and anode, e.g. cascade

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Geometry (AREA)
  • Plasma Technology (AREA)
FR8004571A 1979-03-01 1980-02-29 Procede de mise en oeuvre d'un generateur de plasma Granted FR2450548A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2363079A JPS55117577A (en) 1979-03-01 1979-03-01 Operating method of plasma generator
JP2362979A JPS55122683A (en) 1979-03-01 1979-03-01 Operating method of overcoat type plasma arc torch

Publications (2)

Publication Number Publication Date
FR2450548A1 true FR2450548A1 (fr) 1980-09-26
FR2450548B1 FR2450548B1 (en, 2012) 1983-11-18

Family

ID=26361028

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8004571A Granted FR2450548A1 (fr) 1979-03-01 1980-02-29 Procede de mise en oeuvre d'un generateur de plasma

Country Status (4)

Country Link
US (2) US4341941A (en, 2012)
DE (1) DE3007826A1 (en, 2012)
FR (1) FR2450548A1 (en, 2012)
GB (2) GB2045040B (en, 2012)

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2498409A1 (fr) * 1981-01-05 1982-07-23 G Energet Generateur de plasma
FR2581284A1 (fr) * 1985-04-25 1986-10-31 Npk Kontrolno Zavarachni Rabo Buse composite pour un chalumeau a arc-plasma
EP0427194A3 (en) * 1989-11-07 1991-12-11 Onoda Cement Company, Ltd. Multiple torch type plasma generation device and method of generating plasma using the same
EP0487573A4 (en) * 1989-08-17 1992-07-29 Hypertherm, Inc. Plasma arc torch with improved nozzle shield and step flow
WO2001078471A1 (en) * 2000-04-10 2001-10-18 Tetronics Limited Twin plasma torch apparatus
US6796107B2 (en) 2000-02-29 2004-09-28 Tetronics Limited Method and apparatus for packaging ultra fine powders into containers
US7022155B2 (en) 2000-02-10 2006-04-04 Tetronics Limited Plasma arc reactor for the production of fine powders
FR3044201A1 (fr) * 2015-11-24 2017-05-26 Air Liquide Welding France Torche a plasma d'arc avec electrode en tungstene

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0622719B2 (ja) * 1985-05-13 1994-03-30 小野田セメント株式会社 複ト−チ型プラズマ溶射方法及びその装置
JPS62244574A (ja) * 1986-04-18 1987-10-24 Koike Sanso Kogyo Co Ltd プラズマ加工方法及びその装置
US5144110A (en) * 1988-11-04 1992-09-01 Marantz Daniel Richard Plasma spray gun and method of use
US5017752A (en) * 1990-03-02 1991-05-21 Esab Welding Products, Inc. Plasma arc torch starting process having separated generated flows of non-oxidizing and oxidizing gas
NO174450C (no) * 1991-12-12 1994-05-04 Kvaerner Eng Anordning ved plasmabrenner for kjemiske prosesser
US5990446A (en) * 1998-03-27 1999-11-23 University Of Kentucky Research Founadtion Method of arc welding using dual serial opposed torches
US6326583B1 (en) 2000-03-31 2001-12-04 Innerlogic, Inc. Gas control system for a plasma arc torch
US6163009A (en) * 1998-10-23 2000-12-19 Innerlogic, Inc. Process for operating a plasma arc torch
US6677551B2 (en) * 1998-10-23 2004-01-13 Innerlogic, Inc. Process for operating a plasma arc torch
US6498317B2 (en) 1998-10-23 2002-12-24 Innerlogic, Inc. Process for operating a plasma arc torch
US6225745B1 (en) * 1999-12-17 2001-05-01 Axcelis Technologies, Inc. Dual plasma source for plasma process chamber
JP2001267291A (ja) * 2000-03-16 2001-09-28 Nec Corp 回路処理方法および装置、動作制御方法および装置、情報記憶媒体
US6423923B1 (en) 2000-08-04 2002-07-23 Tru-Si Technologies, Inc. Monitoring and controlling separate plasma jets to achieve desired properties in a combined stream
US6963043B2 (en) * 2002-08-28 2005-11-08 Tokyo Electron Limited Asymmetrical focus ring
RU2225686C1 (ru) * 2002-09-10 2004-03-10 Рутберг Филипп Григорьевич Трехфазный генератор плазмы переменного тока
ITBO20030016A1 (it) * 2003-01-14 2004-07-15 Cebora Spa Torcia al plasma ad accensione per contatto.
US20060163220A1 (en) * 2005-01-27 2006-07-27 Brandt Aaron D Automatic gas control for a plasma arc torch
CN101784472B (zh) * 2007-07-06 2012-11-14 伊瓦可有限责任公司 用于制造氢和氧的装置和方法
AU2012202058B2 (en) * 2007-07-06 2015-05-28 Evaco, Llc Carbon free dissociation of water and production of hydrogen related power
US9949356B2 (en) 2012-07-11 2018-04-17 Lincoln Global, Inc. Electrode for a plasma arc cutting torch
US12138705B2 (en) * 2021-07-16 2024-11-12 Lincoln Global, Inc. Plasma cutting system with dual electrode plasma arc torch
US20240253146A1 (en) * 2023-02-01 2024-08-01 Relativity Space, Inc. Dual Plasma Wire Arc Additive Manufacturing

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1132580A (en) * 1964-12-02 1968-11-06 Messer Griesheim Gmbh Plasma torches
FR2119768A5 (en, 2012) * 1970-12-25 1972-08-04 Rikagaku Kenkyusho
FR2237720A1 (en, 2012) * 1973-07-20 1975-02-14 Rikagaku Kenkyusho

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3575568A (en) * 1967-06-08 1971-04-20 Rikagaku Kenkyusho Arc torch
JPS5113473B2 (en, 2012) * 1971-11-19 1976-04-28
US4121083A (en) * 1977-04-27 1978-10-17 Metco, Inc. Method and apparatus for plasma flame-spraying coating material onto a substrate
JPS53142949A (en) * 1977-05-20 1978-12-13 Origin Electric Co Ltd Active gas plasma arc torch and its manipulation method

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1132580A (en) * 1964-12-02 1968-11-06 Messer Griesheim Gmbh Plasma torches
FR2119768A5 (en, 2012) * 1970-12-25 1972-08-04 Rikagaku Kenkyusho
FR2237720A1 (en, 2012) * 1973-07-20 1975-02-14 Rikagaku Kenkyusho
US3949188A (en) * 1973-07-20 1976-04-06 Rikagaku Kenkyusho Method and apparatus for operating an arc-transfer type torch

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2498409A1 (fr) * 1981-01-05 1982-07-23 G Energet Generateur de plasma
FR2581284A1 (fr) * 1985-04-25 1986-10-31 Npk Kontrolno Zavarachni Rabo Buse composite pour un chalumeau a arc-plasma
EP0487573A4 (en) * 1989-08-17 1992-07-29 Hypertherm, Inc. Plasma arc torch with improved nozzle shield and step flow
EP0427194A3 (en) * 1989-11-07 1991-12-11 Onoda Cement Company, Ltd. Multiple torch type plasma generation device and method of generating plasma using the same
US7022155B2 (en) 2000-02-10 2006-04-04 Tetronics Limited Plasma arc reactor for the production of fine powders
US7727460B2 (en) 2000-02-10 2010-06-01 Tetronics Limited Plasma arc reactor for the production of fine powders
US6796107B2 (en) 2000-02-29 2004-09-28 Tetronics Limited Method and apparatus for packaging ultra fine powders into containers
WO2001078471A1 (en) * 2000-04-10 2001-10-18 Tetronics Limited Twin plasma torch apparatus
US6744006B2 (en) 2000-04-10 2004-06-01 Tetronics Limited Twin plasma torch apparatus
FR3044201A1 (fr) * 2015-11-24 2017-05-26 Air Liquide Welding France Torche a plasma d'arc avec electrode en tungstene
EP3174373A1 (fr) * 2015-11-24 2017-05-31 Air Liquide Welding France Torche à plasma d'arc avec électrode en tungstène

Also Published As

Publication number Publication date
DE3007826A1 (de) 1980-09-18
GB2045040A (en) 1980-10-22
US4341941A (en) 1982-07-27
FR2450548B1 (en, 2012) 1983-11-18
GB2045040B (en) 1983-08-17
GB2116408B (en) 1984-03-21
US4439662A (en) 1984-03-27
GB2116408A (en) 1983-09-21

Similar Documents

Publication Publication Date Title
FR2450548A1 (fr) Procede de mise en oeuvre d'un generateur de plasma
US4055741A (en) Plasma arc torch
GB1380966A (en) Plasma torches
GB945992A (en) Improvements in or relating to methods of and apparatus for melting metal by means of electron streams
SE8300546D0 (sv) Svetspistol
JPS595067B2 (ja) プラズマ↓−ミグ溶接方法および溶接ト−チ
ES8306873A1 (es) "perfeccionamientos introducidos en un giroscopo de lase".
US3849584A (en) Plasma arc torch
US3980802A (en) Method of arc control in plasma arc furnace torches
US4143260A (en) Multi electrode torch
AU2830084A (en) Composite electrode for arc furnace
FR2614750B1 (fr) Electrode tubulaire pour torche a plasma et torche a plasma pourvue de telles electrodes
US2760044A (en) Method of arc welding
GB2021366A (en) Improvements in or relating to composite electrodes for electric arc furnaces
US20210235574A1 (en) Electrode assembly for plasma generation
JPS57180047A (en) Ion beam generator
GB1254579A (en) Improvements in or relating to electron beam heating apparatus
GB995152A (en) Improvements in electric arc cutting apparatus
JPS5785921A (en) Refining method for molten steel in ladle
JPS6020116B2 (ja) 立向溶接ト−チ
GB1045149A (en) Improvements in and relating to welding
GB1453366A (en) Electrode assembly for plasma torch
SU622598A2 (ru) Пистолет дл дуговой сварки в среде защитных газов
FR2340166A2 (fr) Soudage a l'arc electrique sous atmosphere
GB992683A (en) An electric arc-heated plasma torch

Legal Events

Date Code Title Description
ST Notification of lapse