IT7723364A1 - Convertitore di frequenza - Google Patents
Convertitore di frequenzaInfo
- Publication number
- IT7723364A1 IT7723364A1 ITMI1977A23364A IT2336477A IT7723364A1 IT 7723364 A1 IT7723364 A1 IT 7723364A1 IT MI1977A23364 A ITMI1977A23364 A IT MI1977A23364A IT 2336477 A IT2336477 A IT 2336477A IT 7723364 A1 IT7723364 A1 IT 7723364A1
- Authority
- IT
- Italy
- Prior art keywords
- voltage
- frequency converter
- transformer
- circuit
- primary winding
- Prior art date
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
- H02M7/519—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 in a push-pull configuration
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Ac-Ac Conversion (AREA)
- Inverter Devices (AREA)
- Generation Of Surge Voltage And Current (AREA)
- Connecting Device With Holders (AREA)
- Compression-Type Refrigeration Machines With Reversible Cycles (AREA)
- Dc-Dc Converters (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB19533/76A GB1558596A (en) | 1976-05-12 | 1976-05-12 | Inverters |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| IT7723364A1 true IT7723364A1 (it) | 1978-11-10 |
Family
ID=10130973
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ITMI1977A23364A IT7723364A1 (it) | 1976-05-12 | 1977-05-10 | Convertitore di frequenza |
Country Status (13)
| Country | Link |
|---|---|
| US (1) | US4152759A (2) |
| JP (1) | JPS52137632A (2) |
| AU (1) | AU512512B2 (2) |
| CA (1) | CA1082307A (2) |
| DE (1) | DE2720942A1 (2) |
| FI (1) | FI73545C (2) |
| FR (1) | FR2351531A1 (2) |
| GB (1) | GB1558596A (2) |
| IT (1) | IT7723364A1 (2) |
| NO (1) | NO149870C (2) |
| SE (1) | SE7705212L (2) |
| SU (1) | SU1223850A3 (2) |
| ZA (1) | ZA772708B (2) |
Families Citing this family (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4409465A (en) * | 1981-04-24 | 1983-10-11 | Osaka Transformer Co., Ltd. | Pulse arc welding method and device in which pulse current and background current have a constant current characteristic |
| DE3573374D1 (en) * | 1985-07-15 | 1989-11-09 | Kraftelektronik Ab | An electrostatic dust precipitator |
| US4769754A (en) * | 1987-07-27 | 1988-09-06 | Miller Electric Mfg., Co. | Stabilized welding power source including a series-resonant current-regulated converter using a transformer having an air-gapped core |
| GB2212677B (en) * | 1987-11-16 | 1992-07-22 | Sanyo Electric Co | An electric circuit for supplying controlled frequency electric power to a load |
| US6087626A (en) * | 1998-02-17 | 2000-07-11 | Illinois Tool Works Inc. | Method and apparatus for welding |
| TW445192B (en) | 1999-04-12 | 2001-07-11 | Tri Tool Inc | Control method and apparatus for an arc welding system |
| US6698067B2 (en) * | 2002-01-30 | 2004-03-02 | Thomas & Betts International, Inc. | Locking strap with handling structure |
| US6713708B2 (en) | 2002-03-01 | 2004-03-30 | Arcon Welding Llc | Portable drawn arc stud welding apparatus and method providing high current output in short time intervals |
| FI116758B (fi) * | 2004-02-18 | 2006-02-15 | Abb Oy | Menetelmä ja järjestely taajuusmuuttajan välipiirin lataamiseksi |
| RU2294590C1 (ru) * | 2005-11-03 | 2007-02-27 | Государственное образовательное учреждение высшего профессионального образования "Ульяновский государственный технический университет" | Однофазный полумостовой тиристорный инвертор |
| RU2294591C1 (ru) * | 2005-11-03 | 2007-02-27 | Государственное образовательное учреждение высшего профессионального образования "Ульяновский государственный технический университет" | Однофазный полумостовой тиристорный инвертор |
| GB0610202D0 (en) * | 2006-05-23 | 2006-07-05 | Pepperl & Fuchs Gb Ltd | Electrical barrier |
| EP2576119B1 (en) * | 2010-05-28 | 2015-08-05 | Esab AB | Short arc welding system |
| JP2013530046A (ja) * | 2010-05-28 | 2013-07-25 | エサブ・アーベー | ショートアーク溶接システム |
| RU2470451C1 (ru) * | 2011-11-01 | 2012-12-20 | Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Ульяновский государственный технический университет" | Однофазный полумостовой транзисторный инвертор |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL294965A (2) * | 1962-07-09 | |||
| US3624483A (en) * | 1970-08-24 | 1971-11-30 | Honeywell Inf Systems | Switching regulator using low-voltage diodes |
| US3824441A (en) * | 1973-01-02 | 1974-07-16 | Honeywell Inf Systems | Multivoltage, regulated power supply with fault protection |
| US3852656A (en) * | 1974-04-19 | 1974-12-03 | Gen Motors Corp | Inverter fault protection and frequency limiting circuit |
| US4063306A (en) * | 1976-09-24 | 1977-12-13 | General Electric Company | Actively switched damping circuit |
-
1976
- 1976-05-12 GB GB19533/76A patent/GB1558596A/en not_active Expired
-
1977
- 1977-05-04 SE SE7705212A patent/SE7705212L/ unknown
- 1977-05-05 ZA ZA00772708A patent/ZA772708B/xx unknown
- 1977-05-10 FI FI771477A patent/FI73545C/fi not_active IP Right Cessation
- 1977-05-10 DE DE19772720942 patent/DE2720942A1/de not_active Withdrawn
- 1977-05-10 US US05/795,502 patent/US4152759A/en not_active Expired - Lifetime
- 1977-05-10 IT ITMI1977A23364A patent/IT7723364A1/it unknown
- 1977-05-10 CA CA278,066A patent/CA1082307A/en not_active Expired
- 1977-05-11 AU AU25067/77A patent/AU512512B2/en not_active Expired
- 1977-05-11 FR FR7714363A patent/FR2351531A1/fr active Granted
- 1977-05-12 JP JP5380277A patent/JPS52137632A/ja active Granted
- 1977-05-12 SU SU772480856A patent/SU1223850A3/ru active
- 1977-05-13 NO NO771714A patent/NO149870C/no unknown
Also Published As
| Publication number | Publication date |
|---|---|
| NO149870C (no) | 1984-07-04 |
| FI771477A7 (2) | 1977-11-13 |
| SE7705212L (sv) | 1977-11-13 |
| NO771714L (no) | 1978-05-25 |
| SU1223850A3 (ru) | 1986-04-07 |
| JPS6137863B2 (2) | 1986-08-26 |
| FI73545C (fi) | 1987-10-09 |
| JPS52137632A (en) | 1977-11-17 |
| DE2720942A1 (de) | 1977-11-24 |
| ZA772708B (en) | 1978-04-26 |
| NO149870B (no) | 1984-03-26 |
| FI73545B (fi) | 1987-06-30 |
| FR2351531B1 (2) | 1984-05-04 |
| AU512512B2 (en) | 1980-10-16 |
| AU2506777A (en) | 1978-11-16 |
| US4152759A (en) | 1979-05-01 |
| FR2351531A1 (fr) | 1977-12-09 |
| CA1082307A (en) | 1980-07-22 |
| GB1558596A (en) | 1980-01-09 |
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