ZA806841B - A method of reducing the control reactive power requirement of a direct inverter - Google Patents
A method of reducing the control reactive power requirement of a direct inverterInfo
- Publication number
- ZA806841B ZA806841B ZA00806841A ZA806841A ZA806841B ZA 806841 B ZA806841 B ZA 806841B ZA 00806841 A ZA00806841 A ZA 00806841A ZA 806841 A ZA806841 A ZA 806841A ZA 806841 B ZA806841 B ZA 806841B
- Authority
- ZA
- South Africa
- Prior art keywords
- reducing
- reactive power
- power requirement
- control reactive
- direct inverter
- 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
- 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
- H02M5/27—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 for conversion of frequency
- H02M5/271—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 for conversion of frequency from a three phase input voltage
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Ac-Ac Conversion (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19792945145 DE2945145A1 (de) | 1979-11-06 | 1979-11-06 | Verfahren zur verminderung des steuerblindleistungsbedarfs |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ZA806841B true ZA806841B (en) | 1981-10-28 |
Family
ID=6085501
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ZA00806841A ZA806841B (en) | 1979-11-06 | 1980-11-05 | A method of reducing the control reactive power requirement of a direct inverter |
Country Status (2)
| Country | Link |
|---|---|
| DE (1) | DE2945145A1 (xx) |
| ZA (1) | ZA806841B (xx) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5893473A (ja) * | 1981-11-26 | 1983-06-03 | Fuji Electric Co Ltd | 多相サイクロコンバ−タの出力電圧制御方式 |
| DE3447565A1 (de) * | 1984-12-21 | 1986-07-03 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Verfahren zur ansteuerung eines direktumrichters |
| DE19945199A1 (de) * | 1999-09-21 | 2001-03-29 | Fahrzeugausruestung Berlin Gmb | Verfahren zur Ansteuerung eines Puls-Umrichters mit Spannungszwischenkreis |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT232134B (de) * | 1962-02-12 | 1964-03-10 | Asea Ab | Steueranordnung für Umrichter |
| CS185455B1 (en) * | 1976-06-30 | 1978-09-15 | Jan Krtek | Method of puls width modulation |
-
1979
- 1979-11-06 DE DE19792945145 patent/DE2945145A1/de active Granted
-
1980
- 1980-11-05 ZA ZA00806841A patent/ZA806841B/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DE2945145A1 (de) | 1981-05-14 |
| DE2945145C2 (xx) | 1988-12-29 |
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