DE69815812D1 - Pilotlichtbogenplasmasteuerung - Google Patents
PilotlichtbogenplasmasteuerungInfo
- Publication number
- DE69815812D1 DE69815812D1 DE69815812T DE69815812T DE69815812D1 DE 69815812 D1 DE69815812 D1 DE 69815812D1 DE 69815812 T DE69815812 T DE 69815812T DE 69815812 T DE69815812 T DE 69815812T DE 69815812 D1 DE69815812 D1 DE 69815812D1
- Authority
- DE
- Germany
- Prior art keywords
- arc plasma
- pilot arc
- plasma control
- control
- pilot
- 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.)
- Revoked
Links
Classifications
-
- 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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Plasma & Fusion (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Mechanical Engineering (AREA)
- Plasma Technology (AREA)
- Arc Welding Control (AREA)
- Arc Welding In General (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/804,819 US5866869A (en) | 1997-02-24 | 1997-02-24 | Plasma pilot arc control |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69815812D1 true DE69815812D1 (de) | 2003-07-31 |
DE69815812T2 DE69815812T2 (de) | 2003-12-18 |
Family
ID=25189927
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69815812T Revoked DE69815812T2 (de) | 1997-02-24 | 1998-02-18 | Pilotlichtbogenplasmasteuerung |
Country Status (5)
Country | Link |
---|---|
US (1) | US5866869A (de) |
EP (1) | EP0951961B1 (de) |
AU (1) | AU698460B2 (de) |
CA (1) | CA2225942C (de) |
DE (1) | DE69815812T2 (de) |
Families Citing this family (40)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AT2774U1 (de) * | 1998-05-04 | 1999-04-26 | Inocon Technologie Gmbh | Verfahren und einrichtung zum teilweisen anschmelzen von gegenständen |
GB9825452D0 (en) * | 1998-11-21 | 1999-01-13 | Arc Kinetics Ltd | Improved welding apparatus and method |
US6359251B1 (en) | 2000-04-10 | 2002-03-19 | Hypertherm, Inc. | Centralized control architecture for a plasma arc system |
US6772040B1 (en) * | 2000-04-10 | 2004-08-03 | Hypertherm, Inc. | Centralized control architecture for a plasma arc system |
US6947802B2 (en) * | 2000-04-10 | 2005-09-20 | Hypertherm, Inc. | Centralized control architecture for a laser materials processing system |
US6622058B1 (en) | 2000-04-10 | 2003-09-16 | Tate S. Picard | Centralized control architecture for a plasma arc system |
US6369350B1 (en) | 2001-05-30 | 2002-04-09 | Thermal Dynamics Corporation | Plasma-arc torch system with pilot re-attach circuit and method |
US6794601B2 (en) | 2002-09-05 | 2004-09-21 | Thermal Dynamics Corporation | Plasma arc torch system with pilot re-attach circuit and method |
US7186947B2 (en) * | 2003-03-31 | 2007-03-06 | Hypertherm, Inc. | Process monitor for laser and plasma materials processing of materials |
US7034244B2 (en) * | 2003-09-03 | 2006-04-25 | Illinois Tool Works Inc. | Method and apparatus of coordinating operational feedback in a plasma cutter |
US6992262B2 (en) * | 2003-10-09 | 2006-01-31 | Illinois Tool Works Inc. | Method and apparatus for localized control of a plasma cutter |
US7022935B1 (en) | 2003-12-08 | 2006-04-04 | Illinois Tool Works Inc. | Plasma-cutting torch with integrated high frequency starter |
US7034245B2 (en) * | 2004-06-29 | 2006-04-25 | The Esab Group, Inc. | Systems and methods for controlling pilot arc current in an arc cutting or welding machine |
US7807937B2 (en) * | 2005-01-03 | 2010-10-05 | Illinois Tool Works Inc. | Method and system of conserving plasma torch consumable |
US20060163220A1 (en) * | 2005-01-27 | 2006-07-27 | Brandt Aaron D | Automatic gas control for a plasma arc torch |
US20070045241A1 (en) * | 2005-08-29 | 2007-03-01 | Schneider Joseph C | Contact start plasma torch and method of operation |
US7781699B2 (en) * | 2006-03-30 | 2010-08-24 | Illinois Tool Works Inc. | Plasma torch with post flow control |
US9878395B2 (en) * | 2008-03-14 | 2018-01-30 | Illinois Tool Works Inc. | Method for detecting current transfer in a plasma arc |
DE102014008867A1 (de) * | 2014-06-16 | 2015-12-17 | Linde Aktiengesellschaft | Schweißbrenner zum Schweißen oder Schneidbrenner zum Schneiden mittels eines Lichtbogens |
US9833860B1 (en) | 2016-07-22 | 2017-12-05 | Lincoln Global, Inc. | System and method for plasma arc transfer for plasma cutting |
WO2020112108A1 (en) | 2017-11-29 | 2020-06-04 | COMET Technologies USA, Inc. | Retuning for impedance matching network control |
CN108857003A (zh) * | 2018-07-25 | 2018-11-23 | 上海沪工焊接集团股份有限公司 | 等离子切割机控制电路及控制方法 |
WO2020053764A1 (en) | 2018-09-10 | 2020-03-19 | Thales Canada Inc. | Wetting current control for input circuit |
GB2579835A (en) * | 2018-12-17 | 2020-07-08 | Linde Ag | Intelligent preflow-plasma gas control |
US11527385B2 (en) | 2021-04-29 | 2022-12-13 | COMET Technologies USA, Inc. | Systems and methods for calibrating capacitors of matching networks |
US11114279B2 (en) | 2019-06-28 | 2021-09-07 | COMET Technologies USA, Inc. | Arc suppression device for plasma processing equipment |
US11596309B2 (en) | 2019-07-09 | 2023-03-07 | COMET Technologies USA, Inc. | Hybrid matching network topology |
US11107661B2 (en) | 2019-07-09 | 2021-08-31 | COMET Technologies USA, Inc. | Hybrid matching network topology |
US11521832B2 (en) | 2020-01-10 | 2022-12-06 | COMET Technologies USA, Inc. | Uniformity control for radio frequency plasma processing systems |
US11887820B2 (en) | 2020-01-10 | 2024-01-30 | COMET Technologies USA, Inc. | Sector shunts for plasma-based wafer processing systems |
US11670488B2 (en) | 2020-01-10 | 2023-06-06 | COMET Technologies USA, Inc. | Fast arc detecting match network |
US11830708B2 (en) | 2020-01-10 | 2023-11-28 | COMET Technologies USA, Inc. | Inductive broad-band sensors for electromagnetic waves |
US11605527B2 (en) | 2020-01-20 | 2023-03-14 | COMET Technologies USA, Inc. | Pulsing control match network |
US11961711B2 (en) | 2020-01-20 | 2024-04-16 | COMET Technologies USA, Inc. | Radio frequency match network and generator |
US11373844B2 (en) | 2020-09-28 | 2022-06-28 | COMET Technologies USA, Inc. | Systems and methods for repetitive tuning of matching networks |
CN112475568B (zh) * | 2020-10-28 | 2024-02-20 | 上海沪工焊接集团股份有限公司 | 双电压等离子切割机导弧控制方法和装置 |
US11923175B2 (en) | 2021-07-28 | 2024-03-05 | COMET Technologies USA, Inc. | Systems and methods for variable gain tuning of matching networks |
CN113927141B (zh) * | 2021-09-15 | 2023-02-28 | 成都华远电器设备有限公司 | 一种电弧控制方法、系统及装置 |
US11657980B1 (en) | 2022-05-09 | 2023-05-23 | COMET Technologies USA, Inc. | Dielectric fluid variable capacitor |
CN116727808B (zh) * | 2023-05-05 | 2024-02-02 | 佛山市三乔焊接实业有限公司 | 一种螺柱焊机的引弧电路 |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4225764A (en) * | 1978-07-25 | 1980-09-30 | Buttner Horace Judson | Strand actuator for pushbutton switch |
US4791268A (en) * | 1987-01-30 | 1988-12-13 | Hypertherm, Inc. | Arc plasma torch and method using contact starting |
US4902871A (en) * | 1987-01-30 | 1990-02-20 | Hypertherm, Inc. | Apparatus and process for cooling a plasma arc electrode |
WO1989009110A1 (en) * | 1988-03-24 | 1989-10-05 | Kabushiki Kaisha Komatsu Seisakusho | Plasma-arc cutting machine and a method of controlling the same |
JPH01254384A (ja) * | 1988-04-04 | 1989-10-11 | Komatsu Ltd | プラズマアーク切断機 |
JP3112116B2 (ja) * | 1991-03-20 | 2000-11-27 | 株式会社小松製作所 | プラズマ切断機及びその制御方法 |
US5170030A (en) * | 1991-04-08 | 1992-12-08 | Thermal Dynamics Corporation | Plasma torch electronic pulsing circuit |
US5530220A (en) * | 1994-04-11 | 1996-06-25 | Thermal Dynamics Corporation | Plasma torch arc transfer circuit |
JP2925467B2 (ja) * | 1994-12-27 | 1999-07-28 | 株式会社三社電機製作所 | プラズマアーク電源装置 |
US5620617A (en) * | 1995-10-30 | 1997-04-15 | Hypertherm, Inc. | Circuitry and method for maintaining a plasma arc during operation of a plasma arc torch system |
US5660745A (en) * | 1995-12-15 | 1997-08-26 | Illinois Tool Works Inc. | Method and apparatus for a contact start plasma cutting process |
-
1997
- 1997-02-24 US US08/804,819 patent/US5866869A/en not_active Expired - Fee Related
- 1997-12-29 CA CA002225942A patent/CA2225942C/en not_active Expired - Fee Related
-
1998
- 1998-01-22 AU AU52679/98A patent/AU698460B2/en not_active Ceased
- 1998-02-18 EP EP98301181A patent/EP0951961B1/de not_active Revoked
- 1998-02-18 DE DE69815812T patent/DE69815812T2/de not_active Revoked
Also Published As
Publication number | Publication date |
---|---|
EP0951961A1 (de) | 1999-10-27 |
AU5267998A (en) | 1998-08-27 |
CA2225942A1 (en) | 1998-08-24 |
US5866869A (en) | 1999-02-02 |
EP0951961B1 (de) | 2003-06-25 |
AU698460B2 (en) | 1998-10-29 |
DE69815812T2 (de) | 2003-12-18 |
CA2225942C (en) | 2001-09-25 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8363 | Opposition against the patent | ||
8331 | Complete revocation |