SE302995B - - Google Patents
Info
- Publication number
- SE302995B SE302995B SE1570666A SE1570666A SE302995B SE 302995 B SE302995 B SE 302995B SE 1570666 A SE1570666 A SE 1570666A SE 1570666 A SE1570666 A SE 1570666A SE 302995 B SE302995 B SE 302995B
- Authority
- SE
- Sweden
- Prior art keywords
- frequency
- rectifier
- load
- supply
- firing
- Prior art date
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
- 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
-
- 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
-
- 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
- H02P23/00—Arrangements or methods for the control of AC motors characterised by a control method other than vector control
- H02P23/14—Estimation or adaptation of motor parameters, e.g. rotor time constant, flux, speed, current or voltage
-
- 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
- H02P27/16—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 ac to ac converters without intermediate conversion to dc
-
- 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
- H02P27/047—V/F converter, wherein the voltage is controlled proportionally with the frequency
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Control Of Ac Motors In General (AREA)
- Inverter Devices (AREA)
- Ac-Ac Conversion (AREA)
- Rectifiers (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH1592565A CH429888A (de) | 1965-11-18 | 1965-11-18 | Umrichterschaltung für die Drehzahlsteuerung kollektorloser Motoren in beiden Drehrichtungen |
Publications (1)
Publication Number | Publication Date |
---|---|
SE302995B true SE302995B (de) | 1968-08-12 |
Family
ID=4413083
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE1570666A SE302995B (de) | 1965-11-18 | 1966-11-16 |
Country Status (9)
Country | Link |
---|---|
US (1) | US3435321A (de) |
AT (1) | AT265446B (de) |
BE (1) | BE689719A (de) |
CH (1) | CH429888A (de) |
DE (1) | DE1438905C3 (de) |
FR (1) | FR1499777A (de) |
GB (1) | GB1156828A (de) |
NL (1) | NL6616136A (de) |
SE (1) | SE302995B (de) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL6704215A (de) * | 1967-03-22 | 1968-09-23 | ||
US3527995A (en) * | 1967-04-12 | 1970-09-08 | Harris Intertype Corp | Single-phase to polyphase conversion system |
GB1178935A (en) * | 1967-09-13 | 1970-01-21 | Philips Electronic Associated | Low-Frequency Generator |
US3585489A (en) * | 1969-06-20 | 1971-06-15 | Westinghouse Electric Corp | A low-frequency ac reference generator with inherently balanced controllable output voltage |
SE341199B (de) * | 1970-04-23 | 1971-12-20 | Ericsson Telefon Ab L M | |
SE341200B (de) * | 1970-04-23 | 1971-12-20 | Ericsson Telefon Ab L M | |
US4479637A (en) * | 1982-09-01 | 1984-10-30 | National Steel Corporation | Apparatus for and method of repairing bottom lining of a converter |
US4488216A (en) * | 1983-04-29 | 1984-12-11 | Westinghouse Electric Corp. | Unrestricted frequency changer system and adjustable frequency AC motor drive using such a system |
US4642751A (en) * | 1986-02-14 | 1987-02-10 | Westinghouse Electric Corp. | Hidden DC-link AC/AC converter using bilateral power switches |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA826777A (en) * | 1959-07-06 | 1969-11-04 | F. Blake Richard | Controlled frequency power supply system |
US3246231A (en) * | 1961-11-10 | 1966-04-12 | Bell Telephone Labor Inc | Frequency conversion system utilizing controlled frequency feedback |
US3197691A (en) * | 1962-01-02 | 1965-07-27 | Gen Electric | Regulated power supply |
US3247432A (en) * | 1962-06-07 | 1966-04-19 | Space Ships Inc | Modulator for variable speed motor |
US3348110A (en) * | 1963-11-08 | 1967-10-17 | Licentia Gmbh | Electronic control of motors |
-
1965
- 1965-11-18 CH CH1592565A patent/CH429888A/de unknown
- 1965-12-09 DE DE1438905A patent/DE1438905C3/de not_active Expired
-
1966
- 1966-09-09 AT AT854066A patent/AT265446B/de active
- 1966-11-16 FR FR83772A patent/FR1499777A/fr not_active Expired
- 1966-11-16 GB GB5133866A patent/GB1156828A/en not_active Expired
- 1966-11-16 SE SE1570666A patent/SE302995B/xx unknown
- 1966-11-16 NL NL6616136A patent/NL6616136A/xx unknown
- 1966-11-16 BE BE689719D patent/BE689719A/xx unknown
- 1966-11-17 US US3435321D patent/US3435321A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
FR1499777A (fr) | 1967-10-27 |
NL6616136A (de) | 1967-05-19 |
US3435321A (en) | 1969-03-25 |
DE1438905B2 (de) | 1973-04-12 |
DE1438905C3 (de) | 1973-10-25 |
AT265446B (de) | 1968-10-10 |
DE1438905A1 (de) | 1969-09-25 |
BE689719A (de) | 1967-05-02 |
GB1156828A (en) | 1969-07-02 |
CH429888A (de) | 1967-02-15 |
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