NO760062L - - Google Patents
Info
- Publication number
- NO760062L NO760062L NO760062A NO760062A NO760062L NO 760062 L NO760062 L NO 760062L NO 760062 A NO760062 A NO 760062A NO 760062 A NO760062 A NO 760062A NO 760062 L NO760062 L NO 760062L
- Authority
- NO
- Norway
- Prior art keywords
- phase
- current
- circuit
- welding
- resistor
- Prior art date
Links
- 238000003466 welding Methods 0.000 claims description 33
- 230000001105 regulatory effect Effects 0.000 claims description 7
- 238000004804 winding Methods 0.000 claims description 5
- 239000004065 semiconductor Substances 0.000 claims description 4
- 230000001276 controlling effect Effects 0.000 claims description 3
- 230000008878 coupling Effects 0.000 claims description 2
- 238000010168 coupling process Methods 0.000 claims description 2
- 238000005859 coupling reaction Methods 0.000 claims description 2
- 239000003990 capacitor Substances 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 230000035508 accumulation Effects 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 230000005415 magnetization Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 210000000056 organ Anatomy 0.000 description 1
- 238000013021 overheating Methods 0.000 description 1
- 238000010257 thawing Methods 0.000 description 1
- 238000009966 trimming Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
- G05F1/00—Automatic systems in which deviations of an electric quantity from one or more predetermined values are detected at the output of the system and fed back to a device within the system to restore the detected quantity to its predetermined value or values, i.e. retroactive systems
- G05F1/10—Regulating voltage or current
- G05F1/12—Regulating voltage or current wherein the variable actually regulated by the final control device is ac
- G05F1/40—Regulating voltage or current wherein the variable actually regulated by the final control device is ac using discharge tubes or semiconductor devices as final control devices
- G05F1/44—Regulating voltage or current wherein the variable actually regulated by the final control device is ac using discharge tubes or semiconductor devices as final control devices semiconductor devices only
- G05F1/45—Regulating voltage or current wherein the variable actually regulated by the final control device is ac using discharge tubes or semiconductor devices as final control devices semiconductor devices only being controlled rectifiers in series with the load
- G05F1/455—Regulating voltage or current wherein the variable actually regulated by the final control device is ac using discharge tubes or semiconductor devices as final control devices semiconductor devices only being controlled rectifiers in series with the load with phase control
-
- 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
- B23K9/073—Stabilising the arc
- B23K9/0732—Stabilising of the arc current
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
- G05F1/00—Automatic systems in which deviations of an electric quantity from one or more predetermined values are detected at the output of the system and fed back to a device within the system to restore the detected quantity to its predetermined value or values, i.e. retroactive systems
- G05F1/02—Regulating electric characteristics of arcs
- G05F1/08—Regulating electric characteristics of arcs by means of semiconductor devices
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H5/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal non-electric working conditions with or without subsequent reconnection
- H02H5/04—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal non-electric working conditions with or without subsequent reconnection responsive to abnormal temperature
- H02H5/047—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal non-electric working conditions with or without subsequent reconnection responsive to abnormal temperature using a temperature responsive switch
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
- H02H7/10—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for converters; for rectifiers
- H02H7/12—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for converters; for rectifiers for static converters or rectifiers
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H9/00—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection
- H02H9/02—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection responsive to excess current
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Automation & Control Theory (AREA)
- Plasma & Fusion (AREA)
- Mechanical Engineering (AREA)
- Arc Welding Control (AREA)
- Control Of Voltage And Current In General (AREA)
- Ac-Ac Conversion (AREA)
- Generation Of Surge Voltage And Current (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH29375A CH598654A5 (nl) | 1975-01-10 | 1975-01-10 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NO760062L true NO760062L (nl) | 1976-07-13 |
Family
ID=4183690
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO760062A NO760062L (nl) | 1975-01-10 | 1976-01-09 |
Country Status (14)
| Country | Link |
|---|---|
| JP (1) | JPS51125846A (nl) |
| AT (1) | AT354573B (nl) |
| BE (1) | BE837441A (nl) |
| CH (1) | CH598654A5 (nl) |
| DE (2) | DE2530381C3 (nl) |
| DK (1) | DK7076A (nl) |
| ES (1) | ES444172A1 (nl) |
| FI (1) | FI753703A (nl) |
| FR (1) | FR2297112A1 (nl) |
| GB (1) | GB1527032A (nl) |
| IT (1) | IT1054747B (nl) |
| NL (1) | NL7600106A (nl) |
| NO (1) | NO760062L (nl) |
| SE (1) | SE406680B (nl) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0026072B1 (en) * | 1979-09-11 | 1983-09-21 | Commonwealth Scientific And Industrial Research Organisation | A generator of high current pulses |
| FR2519480A1 (fr) * | 1982-01-07 | 1983-07-08 | Hamm Jean Jacques | Protecteur regulateur de courant pour chargeurs de batteries et soudeuses a l'arc a reglage electronique |
| CH668842A5 (de) * | 1982-06-10 | 1989-01-31 | Elpatronic Ag | Einrichtung zur stufenlosen steuerung der amplitude eines sinusfoermigen elektrischen wechselstromes. |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE930337C (de) * | 1951-02-23 | 1955-07-14 | Gen Electric | Schaltungsanordnung zur Zuendung eines Schweiss-Lichtbogens mit erhoehter Stromstaerke |
| DE1116331B (de) * | 1958-06-06 | 1961-11-02 | Siemens Ag | Lichtbogen-Schweisstransformator ruhender Bauart mit stufenloser Steuerung des Schweissstromes und selbsttaetig herabgeregelter Leerlaufspannung |
| US3251000A (en) * | 1963-11-15 | 1966-05-10 | Welding Research Inc | Safety system for a sequence timing control |
| US3549979A (en) * | 1969-04-25 | 1970-12-22 | Chemetron Corp | Arc power supply with current level control |
| DE2047821B2 (de) * | 1970-09-29 | 1972-11-23 | Kirsch Kg, 5500 Trier | Vorrichtung zur stuenlosen stromeinstellung fuer schweisstransformatoren zum elektrischen lichtbogenschweissen |
| DE2121298A1 (de) * | 1971-04-30 | 1972-12-28 | Runschke W | Stromsteuerung, insbesondere Phasenanschnittsteuerung für Schweißstromquelle, geeignet für Einphasen- und Mehrphasenbetrieb |
| DE2130335A1 (de) * | 1971-06-18 | 1972-12-21 | Sued Elektronik Ing Heinrich K | Schweissstrom-Steuergeraet fuer Lichtbogenschweissen |
| DE2130324B2 (de) * | 1971-06-18 | 1978-02-16 | Süd-Elektronik Ing. Heinrich Kurz Transistorensteuerungen, 8240 Schönau | Lichtbogenschweisstromquelle |
| DE2351652B2 (de) * | 1973-10-15 | 1975-10-23 | Messer Griesheim Gmbh, 6000 Frankfurt | Schaltungsanordnung zur Phasenanschnitt-Stromsteuerung eines Wechselstrom-Schweißlichtbogens |
-
1975
- 1975-01-10 CH CH29375A patent/CH598654A5/xx not_active IP Right Cessation
- 1975-07-08 DE DE2530381A patent/DE2530381C3/de not_active Expired
- 1975-12-30 FI FI753703A patent/FI753703A/fi not_active Application Discontinuation
-
1976
- 1976-01-05 SE SE7600043A patent/SE406680B/xx unknown
- 1976-01-06 GB GB335/76A patent/GB1527032A/en not_active Expired
- 1976-01-07 NL NL7600106A patent/NL7600106A/nl not_active Application Discontinuation
- 1976-01-07 DE DE19762600329 patent/DE2600329A1/de not_active Withdrawn
- 1976-01-08 FR FR7600305A patent/FR2297112A1/fr active Granted
- 1976-01-09 JP JP51002013A patent/JPS51125846A/ja active Pending
- 1976-01-09 BE BE163412A patent/BE837441A/xx unknown
- 1976-01-09 NO NO760062A patent/NO760062L/no unknown
- 1976-01-09 ES ES444172A patent/ES444172A1/es not_active Expired
- 1976-01-09 DK DK7076*#A patent/DK7076A/da unknown
- 1976-01-09 AT AT9476A patent/AT354573B/de not_active IP Right Cessation
- 1976-01-09 IT IT19121/76A patent/IT1054747B/it active
Also Published As
| Publication number | Publication date |
|---|---|
| DE2530381C3 (de) | 1981-03-12 |
| DK7076A (da) | 1976-07-11 |
| SE406680B (sv) | 1979-02-19 |
| CH598654A5 (nl) | 1978-05-12 |
| DE2600329A1 (de) | 1976-07-15 |
| DE2530381A1 (de) | 1976-07-15 |
| IT1054747B (it) | 1981-11-30 |
| AT354573B (de) | 1979-01-10 |
| BE837441A (fr) | 1976-05-03 |
| FI753703A (nl) | 1976-07-11 |
| SE7600043L (sv) | 1976-07-12 |
| JPS51125846A (en) | 1976-11-02 |
| FR2297112B1 (nl) | 1981-09-04 |
| NL7600106A (nl) | 1976-07-13 |
| DE2530381B2 (de) | 1980-07-17 |
| ATA9476A (de) | 1979-06-15 |
| FR2297112A1 (fr) | 1976-08-06 |
| ES444172A1 (es) | 1977-05-01 |
| GB1527032A (en) | 1978-10-04 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US4049946A (en) | Power supply for electric arc welding | |
| US3718839A (en) | Under-voltage protection device | |
| US3058252A (en) | Electric fishing equipment | |
| US3217239A (en) | Voltage control apparatus | |
| US3377542A (en) | Voltage regulation circuit utilizing gradual slope control | |
| NO760062L (nl) | ||
| US3921197A (en) | Direct current power converter | |
| US3454780A (en) | Multi-purpose electrical power apparatus | |
| US3437911A (en) | Control circuit for controlling the power to an inductive load from a polyphase source | |
| US3548288A (en) | Control apparatus for electric alternators having means for initial excitation build-up | |
| US2600519A (en) | Sequence control circuit and timer | |
| US4048467A (en) | Apparatus for generating and regulating welding currents | |
| US3812415A (en) | Ferroresonant battery charger circuit | |
| US3287625A (en) | Magnetic amplifier circuits, especially for arc-welding equipments | |
| US3026407A (en) | Welding apparatus | |
| US2313957A (en) | Vapor electric device | |
| US3423666A (en) | Electrical control systems | |
| US3774011A (en) | Multiple arc direct current constant potential welding generator | |
| GB2082856A (en) | Short-circuit protection in electrolytic machining apparatus | |
| US2600003A (en) | Thyratron control system for electric motors | |
| US4287464A (en) | Power factor controller for an induction motor using transistor switch means with variable breakdown voltage | |
| US3753044A (en) | Phase firing circuits | |
| US2882422A (en) | Combined voltage and current regulating system | |
| US2390005A (en) | Rectifier system | |
| US3378747A (en) | Electrical control systems |