SE445598B - Skyddsanordning for en styrbar vexelriktare i en frekvensomformare - Google Patents
Skyddsanordning for en styrbar vexelriktare i en frekvensomformareInfo
- Publication number
- SE445598B SE445598B SE8004214A SE8004214A SE445598B SE 445598 B SE445598 B SE 445598B SE 8004214 A SE8004214 A SE 8004214A SE 8004214 A SE8004214 A SE 8004214A SE 445598 B SE445598 B SE 445598B
- Authority
- SE
- Sweden
- Prior art keywords
- inverter
- protective device
- thyristors
- thyristor
- mains
- Prior art date
Links
- 230000001681 protective effect Effects 0.000 title claims description 8
- 239000003990 capacitor Substances 0.000 claims description 11
- 238000012806 monitoring device Methods 0.000 claims 1
- 230000000903 blocking effect Effects 0.000 description 5
- 239000004065 semiconductor Substances 0.000 description 5
- 230000004888 barrier function Effects 0.000 description 2
- 230000006698 induction Effects 0.000 description 2
- 230000015556 catabolic process Effects 0.000 description 1
- 230000001010 compromised effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000819 phase cycle Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Classifications
-
- 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
- H02H7/1216—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 for AC-AC converters
-
- 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
- H02M5/40—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 with intermediate conversion into DC
- H02M5/42—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 with intermediate conversion into DC by static converters
- H02M5/44—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 with intermediate conversion into DC by static converters using discharge tubes or semiconductor devices to convert the intermediate DC into AC
- H02M5/443—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 with intermediate conversion into DC by static converters using discharge tubes or semiconductor devices to convert the intermediate DC into AC using devices of a thyratron or thyristor type requiring extinguishing means
- H02M5/45—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 with intermediate conversion into DC by static converters using discharge tubes or semiconductor devices to convert the intermediate DC into AC using devices of a thyratron or thyristor type requiring extinguishing means using semiconductor devices only
- H02M5/4505—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 with intermediate conversion into DC by static converters using discharge tubes or semiconductor devices to convert the intermediate DC into AC using devices of a thyratron or thyristor type requiring extinguishing means using semiconductor devices only having a rectifier with controlled elements
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Inverter Devices (AREA)
- Rectifiers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19792924729 DE2924729C2 (de) | 1979-06-16 | 1979-06-16 | Schaltungsanordnung zum Schutz des Wechselrichters in einem Zwischenkreisumrichter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| SE8004214L SE8004214L (sv) | 1980-12-17 |
| SE445598B true SE445598B (sv) | 1986-06-30 |
Family
ID=6073586
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE8004214A SE445598B (sv) | 1979-06-16 | 1980-06-05 | Skyddsanordning for en styrbar vexelriktare i en frekvensomformare |
Country Status (3)
| Country | Link |
|---|---|
| AT (1) | ATA309880A (de) |
| DE (1) | DE2924729C2 (de) |
| SE (1) | SE445598B (de) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3128638A1 (de) * | 1981-07-20 | 1983-07-07 | Loher Gmbh, 8399 Ruhstorf | Schaltungsanordnung zum schutz von umrichterbauelementen gegen ueberspannungen |
| JPS5889073A (ja) * | 1981-11-24 | 1983-05-27 | Hitachi Ltd | 電流形インバ−タ装置 |
| DE4420341C1 (de) * | 1994-06-01 | 1995-07-06 | Licentia Gmbh | Verfahren zum Schutz der Leistungshalbleiter eines Wechselrichters in einem Gleichstromzwischenkreisumrichter |
| DE4438779C2 (de) * | 1994-07-26 | 1996-06-13 | Licentia Gmbh | Verfahren zum Betrieb eines eine Asynchronmaschine speisenden Gleichstromzwischenkreisumrichters bei kurzzeitgen Netzunterspannungen |
| BRPI1011551A2 (pt) * | 2009-06-29 | 2016-03-29 | Ideal Power Converters Inc | dispositivos, métodos e sistemas de transferência de energia com reatância de transferência de energia com desvio de comutador de barra de segurança elétrica |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1513518B2 (de) * | 1965-08-28 | 1971-12-30 | Siemens AG, 1000 Berlin u. 8000 München | Einrichtung zur zwangskommutierung fuer einen selbstgefuehrten stromrichter zur steuerung der drehzahl und drehrichtung eines drehstrommotors |
-
1979
- 1979-06-16 DE DE19792924729 patent/DE2924729C2/de not_active Expired
-
1980
- 1980-06-05 SE SE8004214A patent/SE445598B/sv not_active IP Right Cessation
- 1980-06-12 AT AT309880A patent/ATA309880A/de not_active Application Discontinuation
Also Published As
| Publication number | Publication date |
|---|---|
| ATA309880A (de) | 1992-05-15 |
| SE8004214L (sv) | 1980-12-17 |
| DE2924729A1 (de) | 1980-12-18 |
| DE2924729C2 (de) | 1985-01-10 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| NUG | Patent has lapsed |
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