IT8021451A0 - Circuito e metodo di rivelazione di carica su condensatori di commutazione specialmente per invertitori. - Google Patents
Circuito e metodo di rivelazione di carica su condensatori di commutazione specialmente per invertitori.Info
- Publication number
- IT8021451A0 IT8021451A0 IT8021451A IT2145180A IT8021451A0 IT 8021451 A0 IT8021451 A0 IT 8021451A0 IT 8021451 A IT8021451 A IT 8021451A IT 2145180 A IT2145180 A IT 2145180A IT 8021451 A0 IT8021451 A0 IT 8021451A0
- Authority
- IT
- Italy
- Prior art keywords
- inverters
- circuit
- charge detection
- switching capacitors
- capacitors especially
- Prior art date
Links
- 239000003990 capacitor Substances 0.000 title 1
- 238000001514 detection method Methods 0.000 title 1
- 238000000034 method Methods 0.000 title 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
- 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
- H02M7/5152—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 with separate extinguishing means
- H02M7/5155—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 with separate extinguishing means wherein each commutation element has its own extinguishing means
-
- 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
- H02M7/525—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 with automatic control of output waveform or frequency
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
- H02P27/00—Arrangements or methods for the control of AC motors characterised by the kind of supply voltage
- H02P27/04—Arrangements or methods for the control of AC motors characterised by the kind of supply voltage using variable-frequency supply voltage, e.g. inverter or converter supply voltage
- H02P27/06—Arrangements or methods for the control of AC motors characterised by the kind of supply voltage using variable-frequency supply voltage, e.g. inverter or converter supply voltage using dc to ac converters or inverters
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Inverter Devices (AREA)
- Control Of Multiple Motors (AREA)
- Control Of Motors That Do Not Use Commutators (AREA)
- Control Of Ac Motors In General (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US06/032,938 US4251763A (en) | 1979-04-24 | 1979-04-24 | Commutating capacitor charge detection circuit and method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| IT8021451A0 true IT8021451A0 (it) | 1980-04-17 |
| IT1141462B IT1141462B (it) | 1986-10-01 |
Family
ID=21867681
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT21451/80A IT1141462B (it) | 1979-04-24 | 1980-04-17 | Circuito e metodo di rivelazione di carica su condensatori di commutazione specialmente per invertitori |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US4251763A (it) |
| JP (1) | JPS5915479B2 (it) |
| BR (1) | BR8002578A (it) |
| DE (1) | DE3015213A1 (it) |
| ES (1) | ES490426A0 (it) |
| FR (1) | FR2455391A1 (it) |
| GB (1) | GB2047024B (it) |
| IT (1) | IT1141462B (it) |
| SE (1) | SE8003042L (it) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4385267A (en) * | 1981-01-29 | 1983-05-24 | Westinghouse Electric Corp. | Controlled rotor rectifier arrangement for a slip-recovery drive |
| US4449088A (en) * | 1981-12-23 | 1984-05-15 | General Electric Company | Commutation failure correction scheme for a controlled current inverter |
| GB2137029A (en) * | 1983-03-14 | 1984-09-26 | Westinghouse Electric Corp | Switching Control Circuit for DC/AC Inverter |
| US4545002A (en) * | 1983-06-28 | 1985-10-01 | General Electric Company | Thyristor voltage limiter for current source inverter |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2158663A1 (de) * | 1971-11-26 | 1973-05-30 | Bbc Brown Boveri & Cie | Selbstgefuehrter wechselrichter |
| AT325718B (de) * | 1972-09-22 | 1975-11-10 | Siemens Ag | Summenlöscheinrichtung für die wechselrichterventile eines einen elektrischen motor speisenden zwischenkreisumrichters |
| US4028600A (en) * | 1973-08-23 | 1977-06-07 | Siemens Aktiengesellschaft | Method and apparatus for slow speed operation of an inverter controlled rotating field machine |
| DE2604421A1 (de) * | 1976-02-05 | 1977-08-18 | Licentia Gmbh | Schaltungseinrichtung fuer die spannungsueberwachung bei kommutierungskondensatoren von thyristorwechselrichtern |
| US4039926A (en) * | 1976-06-21 | 1977-08-02 | General Electric Company | Current fed inverter with commutation independent of load inductance |
| US4066938A (en) * | 1976-10-06 | 1978-01-03 | General Electric Company | Input current modulation to reduce torque pulsations in controlled current inverter drives |
| US4183081A (en) * | 1978-11-02 | 1980-01-08 | General Electric Company | Inverter system including commutation failure prevention scheme |
-
1979
- 1979-04-24 US US06/032,938 patent/US4251763A/en not_active Expired - Lifetime
-
1980
- 1980-04-10 ES ES490426A patent/ES490426A0/es active Granted
- 1980-04-17 IT IT21451/80A patent/IT1141462B/it active
- 1980-04-19 DE DE19803015213 patent/DE3015213A1/de active Granted
- 1980-04-22 GB GB8013142A patent/GB2047024B/en not_active Expired
- 1980-04-23 SE SE8003042A patent/SE8003042L/ not_active Application Discontinuation
- 1980-04-24 JP JP55053653A patent/JPS5915479B2/ja not_active Expired
- 1980-04-24 FR FR8009208A patent/FR2455391A1/fr not_active Withdrawn
- 1980-04-24 BR BR8002578A patent/BR8002578A/pt unknown
Also Published As
| Publication number | Publication date |
|---|---|
| JPS55166492A (en) | 1980-12-25 |
| ES8104675A1 (es) | 1981-04-16 |
| GB2047024A (en) | 1980-11-19 |
| ES490426A0 (es) | 1981-04-16 |
| BR8002578A (pt) | 1980-12-09 |
| IT1141462B (it) | 1986-10-01 |
| FR2455391A1 (fr) | 1980-11-21 |
| SE8003042L (sv) | 1980-10-25 |
| JPS5915479B2 (ja) | 1984-04-10 |
| DE3015213A1 (de) | 1980-11-06 |
| US4251763A (en) | 1981-02-17 |
| DE3015213C2 (it) | 1987-12-23 |
| GB2047024B (en) | 1984-01-11 |
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