CH564881A5 - - Google Patents
Info
- Publication number
- CH564881A5 CH564881A5 CH1387871A CH1387871A CH564881A5 CH 564881 A5 CH564881 A5 CH 564881A5 CH 1387871 A CH1387871 A CH 1387871A CH 1387871 A CH1387871 A CH 1387871A CH 564881 A5 CH564881 A5 CH 564881A5
- Authority
- CH
- Switzerland
Links
Classifications
-
- 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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Inverter Devices (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 |
|---|---|---|---|
| US7547270A | 1970-09-25 | 1970-09-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH564881A5 true CH564881A5 (de) | 1975-07-31 |
Family
ID=22125984
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH1387871A CH564881A5 (de) | 1970-09-25 | 1971-09-23 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US3670235A (de) |
| CA (1) | CA938997A (de) |
| CH (1) | CH564881A5 (de) |
| DE (1) | DE2144147A1 (de) |
| FR (1) | FR2107963B1 (de) |
| GB (1) | GB1362868A (de) |
| NL (1) | NL7113152A (de) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH559469A5 (de) * | 1971-05-25 | 1975-02-28 | Danfoss As | |
| DE2514557C3 (de) * | 1975-04-03 | 1981-09-24 | Siemens AG, 1000 Berlin und 8000 München | Einrichtung zur Steuerung der Lage des Ständerstromvektors einer umrichtergespeisten Drehfeldmaschine |
| DE3116342A1 (de) * | 1981-04-24 | 1982-11-18 | Brown, Boveri & Cie Ag, 6800 Mannheim | "regelanordnung fuer einen selbstgefuehrten wechselrichter mit gleichspannungszwischenkreis" |
| US4618920A (en) * | 1984-05-24 | 1986-10-21 | Westinghouse Electric Corp. | Frequency control circuit |
| GB8907918D0 (en) * | 1989-04-07 | 1989-05-24 | Chloride Group Plc | Improvements in controllers for electrical loads |
| JPH0656347A (ja) * | 1992-08-05 | 1994-03-01 | Fuji Electric Co Ltd | 巻取り制御用インバータ |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3153152A (en) * | 1961-02-09 | 1964-10-13 | Jr Henry C Hoffman | Variable limiter for analog computer using a fixed zener diode |
| GB1020214A (en) * | 1962-05-29 | 1966-02-16 | Westinghouse Brake & Signal | Improvements relating to control systems for electric motors |
| US3275926A (en) * | 1962-10-01 | 1966-09-27 | Raymond Corp | Direct current control systems |
| US3341737A (en) * | 1964-10-14 | 1967-09-12 | Westinghouse Electric Corp | Constant current supply especially for fluorescent lamps |
| GB1148439A (en) * | 1965-09-21 | 1969-04-10 | Standard Telephones Cables Ltd | Improvements in d.c. to a.c. inverters |
| US3418557A (en) * | 1966-03-02 | 1968-12-24 | Technipower Inc | Voltage control system involving timed energization of a pair of power handling transistors |
| US3517301A (en) * | 1967-10-23 | 1970-06-23 | Bunker Ramo | Regulated power supply |
-
1970
- 1970-09-25 US US75472A patent/US3670235A/en not_active Expired - Lifetime
-
1971
- 1971-08-23 GB GB3941371A patent/GB1362868A/en not_active Expired
- 1971-08-25 CA CA121327A patent/CA938997A/en not_active Expired
- 1971-09-03 DE DE19712144147 patent/DE2144147A1/de not_active Ceased
- 1971-09-15 FR FR717133267A patent/FR2107963B1/fr not_active Expired
- 1971-09-23 CH CH1387871A patent/CH564881A5/xx not_active IP Right Cessation
- 1971-09-24 NL NL7113152A patent/NL7113152A/xx not_active Application Discontinuation
Also Published As
| Publication number | Publication date |
|---|---|
| DE2144147B2 (de) | 1974-04-18 |
| GB1362868A (en) | 1974-08-07 |
| NL7113152A (de) | 1972-03-28 |
| FR2107963A1 (de) | 1972-05-12 |
| CA938997A (en) | 1973-12-25 |
| DE2144147A1 (de) | 1972-06-29 |
| US3670235A (en) | 1972-06-13 |
| FR2107963B1 (de) | 1973-06-29 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased |