SE345353B - - Google Patents
Info
- Publication number
- SE345353B SE345353B SE1434666A SE1434666A SE345353B SE 345353 B SE345353 B SE 345353B SE 1434666 A SE1434666 A SE 1434666A SE 1434666 A SE1434666 A SE 1434666A SE 345353 B SE345353 B SE 345353B
- Authority
- SE
- Sweden
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
- H02P27/08—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 with pulse width modulation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K9/00—Arc welding or cutting
- B23K9/12—Automatic feeding or moving of electrodes or work for spot or seam welding or cutting
- B23K9/124—Circuits or methods for feeding welding wire
- B23K9/125—Feeding of electrodes
-
- 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
- H02M5/005—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 using discharge tubes
-
- 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
- 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
- H02M7/483—Converters with outputs that each can have more than two voltages levels
- H02M7/49—Combination of the output voltage waveforms of a plurality of 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
- 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
- H02M7/501—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 sinusoidal output voltages being obtained by the combination of several pulse-voltages having different amplitude and width
-
- 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
- H02M7/51—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 discharge tubes only
-
- 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
- H02M7/527—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 by pulse width modulation
-
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Plasma & Fusion (AREA)
- Mechanical Engineering (AREA)
- Inverter Devices (AREA)
- Control Of Ac Motors In General (AREA)
- Control Of Multiple Motors (AREA)
- Control Of Stepping Motors (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH540264A CH420365A (de) | 1964-04-24 | 1964-04-24 | Wechselrichterschaltung, insbesondere zur Speisung wenigstens eines Stromrichtermotors |
CH1464465A CH455923A (de) | 1965-10-22 | 1965-10-22 | Umrichterschaltung zur Speisung eines Stromrichtermotors |
Publications (1)
Publication Number | Publication Date |
---|---|
SE345353B true SE345353B (xx) | 1972-05-23 |
Family
ID=25697625
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE1434666A SE345353B (xx) | 1964-04-24 | 1966-10-20 |
Country Status (6)
Country | Link |
---|---|
US (1) | US3346794A (xx) |
BE (2) | BE662870A (xx) |
DE (2) | DE1488096C3 (xx) |
GB (2) | GB1108571A (xx) |
NL (2) | NL149653B (xx) |
SE (1) | SE345353B (xx) |
Families Citing this family (33)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH424961A (fr) * | 1964-09-22 | 1966-11-30 | Vermot Gaud Jacques | Procédé de génération d'un courant polyphasé sinusoïdal à fréquence réglable, appareil pour la mise en oeuvre de ce procédé, et application de ce procédé à la commande d'un convertisseur statique |
GB1153141A (en) * | 1965-03-16 | 1969-05-21 | Nat Res Dev | Alternating Current Electric Power Control |
US3409817A (en) * | 1965-08-10 | 1968-11-05 | Varo | Phase demodulated high frequency inverter |
US3444451A (en) * | 1966-08-26 | 1969-05-13 | Westinghouse Electric Corp | Closed loop motor control system |
US3509445A (en) * | 1967-01-16 | 1970-04-28 | Lear Siegler Inc | Pulse width modulated power amplifier |
GB1178935A (en) * | 1967-09-13 | 1970-01-21 | Philips Electronic Associated | Low-Frequency Generator |
US3510749A (en) * | 1968-02-23 | 1970-05-05 | Trw Inc | Power frequency multiplication using natural sampled quad pulse width modulated inverter |
US3510751A (en) * | 1968-02-26 | 1970-05-05 | Trw Inc | Naturally sampled quad pulse width modulated inverter |
US3569805A (en) * | 1968-08-28 | 1971-03-09 | Reliance Electric Co | Synchronizing circuit |
US3538420A (en) * | 1968-12-09 | 1970-11-03 | Eaton Yale & Towne | Inverter |
US3624486A (en) * | 1970-03-06 | 1971-11-30 | Westinghouse Electric Corp | Apparatus for controlling pulse width modulation of inverter circuits |
US3628123A (en) * | 1970-03-11 | 1971-12-14 | Westinghouse Electric Corp | Apparatus for harmonic neutralization of inverters |
US3657633A (en) * | 1970-11-27 | 1972-04-18 | Westinghouse Electric Corp | Multiple bridge differential voltage static inverter |
US3700987A (en) * | 1971-03-29 | 1972-10-24 | E Systems Inc | Pulse modulation motor control |
US3824442A (en) * | 1971-07-23 | 1974-07-16 | Westinghouse Brake & Signal | Inverter circuits |
US3876923A (en) * | 1973-11-28 | 1975-04-08 | Reliance Electric Co | Inverter paralleling for harmonic reduction |
DE2423718C3 (de) * | 1974-05-16 | 1978-03-02 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Schaltungsanordnung zur Erzeugung einer Wechselspannung |
US3971972A (en) * | 1975-03-14 | 1976-07-27 | Allis-Chalmers Corporation | Transistor inverter motor drive having voltage boost at low speeds |
DE2739306C2 (de) * | 1977-09-01 | 1983-01-13 | Brown, Boveri & Cie Ag, 6800 Mannheim | Umrichteranordnung |
JPS5549996A (en) * | 1978-10-06 | 1980-04-11 | Fanuc Ltd | Motor drive system using pulse width modulation inverter |
JPS5928146B2 (ja) * | 1978-11-04 | 1984-07-11 | ファナック株式会社 | 誘導電動機の駆動制御方式 |
US4471285A (en) * | 1980-03-19 | 1984-09-11 | Fujitsu Fanuc Limited | System for variable speed operation of induction motors |
US4355274A (en) * | 1980-09-08 | 1982-10-19 | Bourbeau Frank J | Load responsive control system for constant speed induction motor |
US4574340A (en) * | 1984-06-22 | 1986-03-04 | Westinghouse Electric Corp. | Inverter with constant voltage to frequency ratio output capability |
US4663702A (en) * | 1984-10-12 | 1987-05-05 | Kabushiki Kaisha Toshiba | Power converter apparatus and control method thereof |
US4620143A (en) * | 1984-11-09 | 1986-10-28 | Westinghouse Electric Corp. | Digital pulse width modulation motor control system |
DE3637479A1 (de) * | 1986-11-04 | 1988-05-05 | Bosch Gmbh Robert | Servoantrieb mit einer wechselstrommaschine |
FR2618028B1 (fr) * | 1987-07-09 | 1990-01-12 | France Etat Armement | Procede d'attenuation des vibrations d'origine electromagnetique dans les machines electriques et machines en faisant application |
DE58905048D1 (de) * | 1988-12-14 | 1993-09-02 | Asea Brown Boveri | Verfahren zur steuerung eines dreiphasigen wechselrichters. |
GB2325099A (en) * | 1997-05-07 | 1998-11-11 | David John Aarons | Gas discharge lamp drive circuit; dimming |
DE19725629A1 (de) * | 1997-06-17 | 1999-02-04 | Aloys Wobben | Wechselrichter für die Einspeisung sinusförmiger Ströme in ein Wechselstromnetz |
DE19843692C2 (de) * | 1998-09-24 | 2003-04-30 | Aloys Wobben | Wechselrichter für die Einspeisung sinusförmiger Ströme in ein Wechselstromnetz |
EP1605177A1 (en) * | 2004-06-08 | 2005-12-14 | Mecos Traxler AG | Magnetic bearing device with simplified wiring |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3089992A (en) * | 1960-05-09 | 1963-05-14 | Du Pont | Precision frequency control |
US3165686A (en) * | 1961-07-24 | 1965-01-12 | Westinghouse Electric Corp | Motor control apparatus |
US3241023A (en) * | 1962-03-16 | 1966-03-15 | Fifth Dimension Inc | Motor speed control |
US3247432A (en) * | 1962-06-07 | 1966-04-19 | Space Ships Inc | Modulator for variable speed motor |
US3241024A (en) * | 1963-01-10 | 1966-03-15 | Air Reduction | Controlled rectifier motor speed control system |
-
1964
- 1964-05-08 DE DE1488096A patent/DE1488096C3/de not_active Expired
-
1965
- 1965-04-12 US US44718365 patent/US3346794A/en not_active Expired - Lifetime
- 1965-04-21 NL NL6505027A patent/NL149653B/xx unknown
- 1965-04-22 GB GB1694465A patent/GB1108571A/en not_active Expired
- 1965-04-22 BE BE662870D patent/BE662870A/xx not_active IP Right Cessation
- 1965-11-18 DE DE19651488782 patent/DE1488782A1/de active Pending
-
1966
- 1966-10-14 NL NL6614463A patent/NL6614463A/xx unknown
- 1966-10-20 SE SE1434666A patent/SE345353B/xx unknown
- 1966-10-20 BE BE688583D patent/BE688583A/xx unknown
- 1966-10-20 GB GB4699766A patent/GB1154919A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
NL149653B (nl) | 1976-05-17 |
GB1154919A (en) | 1969-06-11 |
GB1108571A (en) | 1968-04-03 |
BE688583A (xx) | 1967-03-31 |
DE1488096B2 (de) | 1974-03-07 |
NL6505027A (xx) | 1965-10-25 |
DE1488096C3 (de) | 1978-10-05 |
DE1488096A1 (de) | 1969-04-03 |
US3346794A (en) | 1967-10-10 |
NL6614463A (xx) | 1967-04-24 |
DE1488782A1 (de) | 1969-04-10 |
BE662870A (xx) | 1965-08-17 |