DE3913932C2 - - Google Patents
Info
- Publication number
- DE3913932C2 DE3913932C2 DE19893913932 DE3913932A DE3913932C2 DE 3913932 C2 DE3913932 C2 DE 3913932C2 DE 19893913932 DE19893913932 DE 19893913932 DE 3913932 A DE3913932 A DE 3913932A DE 3913932 C2 DE3913932 C2 DE 3913932C2
- Authority
- DE
- Germany
- Prior art keywords
- electronic switch
- voltage
- flip
- flop
- resistor
- 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
Links
- 239000003990 capacitor Substances 0.000 claims description 4
- 238000004804 winding Methods 0.000 claims description 4
- 230000001419 dependent effect Effects 0.000 claims 5
- 230000001939 inductive effect Effects 0.000 claims 5
- 230000005294 ferromagnetic effect Effects 0.000 claims 1
- 230000005291 magnetic effect Effects 0.000 claims 1
- 230000001681 protective effect Effects 0.000 description 4
- 230000004913 activation Effects 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 238000011144 upstream manufacturing Methods 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 230000005347 demagnetization Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000005415 magnetization Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
- 238000010792 warming Methods 0.000 description 1
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
- H02M1/00—Details of apparatus for conversion
- H02M1/40—Means for preventing magnetic saturation
-
- 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
- H02H9/001—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection limiting speed of change of electric quantities, e.g. soft switching on or off
- H02H9/002—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection limiting speed of change of electric quantities, e.g. soft switching on or off limiting inrush current on switching on of inductive loads subjected to remanence, e.g. transformers
-
- 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
- H02M5/00—Conversion of AC power input into AC power output, e.g. for change of voltage, for change of frequency, for change of number of phases
- H02M5/02—Conversion of AC power input into AC power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into DC
- H02M5/04—Conversion of AC power input into AC power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into DC by static converters
- H02M5/22—Conversion of AC power input into AC power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into DC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
- H02M5/25—Conversion of AC power input into AC power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into DC 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
- H02M5/257—Conversion of AC power input into AC power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into DC 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
- H02M5/2573—Conversion of AC power input into AC power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into DC 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 with control circuit
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B39/00—Circuit arrangements or apparatus for operating incandescent light sources
- H05B39/04—Controlling
- H05B39/08—Controlling by shifting phase of trigger voltage applied to gas-filled controlling tubes also in controlled semiconductor devices
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Control Of Electrical Variables (AREA)
- Protection Of Static Devices (AREA)
- Circuit Arrangement For Electric Light Sources In General (AREA)
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19893913932 DE3913932A1 (de) | 1989-04-27 | 1989-04-27 | Schutzschaltung eines halbwellengesteuerten wechselstromschalters insbes. mit transformatorgekoppelter last |
| DD34005990A DD293922A5 (de) | 1989-04-27 | 1990-04-24 | Schutzschaltung eines halbwellengesteuerten wechselstromschalters insbes. mit transformatorgekoppelter last |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19893913932 DE3913932A1 (de) | 1989-04-27 | 1989-04-27 | Schutzschaltung eines halbwellengesteuerten wechselstromschalters insbes. mit transformatorgekoppelter last |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE3913932A1 DE3913932A1 (de) | 1990-11-08 |
| DE3913932C2 true DE3913932C2 (Direct) | 1992-06-17 |
Family
ID=6379605
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19893913932 Granted DE3913932A1 (de) | 1989-04-27 | 1989-04-27 | Schutzschaltung eines halbwellengesteuerten wechselstromschalters insbes. mit transformatorgekoppelter last |
Country Status (2)
| Country | Link |
|---|---|
| DD (1) | DD293922A5 (Direct) |
| DE (1) | DE3913932A1 (Direct) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4205252A1 (de) * | 1992-02-21 | 1993-08-26 | Hella Kg Hueck & Co | Einrichtung zum betreiben von lasten an wechselspannungsquellen |
| US5578908A (en) * | 1995-06-07 | 1996-11-26 | Nicollet Technologies Corporation | Phase control circuit having independent half cycles |
| US7193404B2 (en) * | 2004-11-24 | 2007-03-20 | Lutron Electronics Co., Ltd. | Load control circuit and method for achieving reduced acoustic noise |
| US7570031B2 (en) | 2006-03-17 | 2009-08-04 | Lutron Electronics Co., Inc. | Method and apparatus for preventing multiple attempted firings of a semiconductor switch in a load control device |
| RU2359393C1 (ru) * | 2008-05-12 | 2009-06-20 | Государственное образовательное учреждение высшего профессионального образования "Уфимский государственный авиационный технический университет" | Способ регулирования переменного напряжения |
| DE102009019341A1 (de) * | 2009-04-30 | 2010-11-18 | Bombardier Transportation Gmbh | Verfahren und Vorrichtung zum Schalten einer Transformatoreinrichtung eines Schienenfahrzeugs an eine Wechselspannung liefernde Energieversorgungseinrichtung |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4175251A (en) * | 1978-04-20 | 1979-11-20 | Schlumberger Technology Corporation | Nuclear magnetism logging method and system |
-
1989
- 1989-04-27 DE DE19893913932 patent/DE3913932A1/de active Granted
-
1990
- 1990-04-24 DD DD34005990A patent/DD293922A5/de not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| DE3913932A1 (de) | 1990-11-08 |
| DD293922A5 (de) | 1991-09-12 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OP8 | Request for examination as to paragraph 44 patent law | ||
| D2 | Grant after examination | ||
| 8364 | No opposition during term of opposition | ||
| 8339 | Ceased/non-payment of the annual fee |