JPS502112A - - Google Patents
Info
- Publication number
- JPS502112A JPS502112A JP48125543A JP12554373A JPS502112A JP S502112 A JPS502112 A JP S502112A JP 48125543 A JP48125543 A JP 48125543A JP 12554373 A JP12554373 A JP 12554373A JP S502112 A JPS502112 A JP S502112A
- Authority
- JP
- Japan
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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
- H02P1/00—Arrangements for starting electric motors or dynamo-electric converters
- H02P1/16—Arrangements for starting electric motors or dynamo-electric converters for starting dynamo-electric motors or dynamo-electric converters
- H02P1/46—Arrangements for starting electric motors or dynamo-electric converters for starting dynamo-electric motors or dynamo-electric converters for starting an individual synchronous motor
- H02P1/52—Arrangements for starting electric motors or dynamo-electric converters for starting dynamo-electric motors or dynamo-electric converters for starting an individual synchronous motor by progressive increase of frequency of supply to motor
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Control Of Ac Motors In General (AREA)
- Motor And Converter Starters (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US35182473A | 1973-04-17 | 1973-04-17 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS502112A true JPS502112A (ja) | 1975-01-10 |
JPS5310244B2 JPS5310244B2 (ja) | 1978-04-12 |
Family
ID=23382566
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP12554373A Expired JPS5310244B2 (ja) | 1973-04-17 | 1973-11-09 |
Country Status (2)
Country | Link |
---|---|
US (1) | US3787724A (ja) |
JP (1) | JPS5310244B2 (ja) |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4951993A (ja) * | 1972-09-18 | 1974-05-20 | ||
JPS55150788A (en) * | 1979-05-09 | 1980-11-22 | Kawasaki Steel Corp | Induction motor starting system by variable frequency power source |
JPS57170013U (ja) * | 1981-04-20 | 1982-10-26 | ||
JPS5826578A (ja) * | 1981-08-05 | 1983-02-17 | Toshiba Corp | インバ−タによる誘導電動機の起動方法 |
JPS58212380A (ja) * | 1982-06-03 | 1983-12-10 | Toyo Electric Mfg Co Ltd | 交流電動機の制御方式 |
JPS5999905A (ja) * | 1982-11-26 | 1984-06-08 | Toshiba Corp | 電気車の制御方法 |
JPS59216494A (ja) * | 1983-05-24 | 1984-12-06 | Matsushita Refrig Co | インバ−タ装置 |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3912993A (en) * | 1974-07-24 | 1975-10-14 | Aerojet General Co | Induction motor speed control circuit |
DE2811123C2 (de) * | 1978-03-15 | 1983-09-29 | Barmag Barmer Maschinenfabrik Ag, 5630 Remscheid | Verfahren zum Anfahren und Hochfahren eines Synchronmotors auf Betriebsdrehzahl mit Hilfe eines Umrichters |
US4213161A (en) * | 1978-11-02 | 1980-07-15 | American Optical Corporation | Motor control for slow speed tape recorder |
US4311951A (en) * | 1979-04-24 | 1982-01-19 | General Electric Company | Apparatus and method for high slip operation of an AC electric motor at substantially zero rotation and substantially zero torque |
US4422030A (en) * | 1980-08-15 | 1983-12-20 | Mcallise Raymond J | A.C. Motor control |
CA1224245A (en) * | 1984-03-02 | 1987-07-14 | Suzuo Saito | Power converter for ac load |
US4760588A (en) * | 1984-05-08 | 1988-07-26 | Advanced Instrument Development, Inc. | Control system for starter for X-ray tubes |
US4616166A (en) * | 1984-12-10 | 1986-10-07 | General Electric Company | Electric power system for starting a large rotatable synchronous machine |
GB2176667B (en) * | 1985-06-11 | 1989-07-05 | Toshiba Kk | Electric motor running system employing a photovoltaic array |
GB2186133B (en) * | 1985-12-27 | 1989-11-15 | Mitsubishi Electric Corp | Inverter |
WO1990006621A1 (en) * | 1988-12-05 | 1990-06-14 | Sundstrand Corporation | Vscf start system with precise voltage control |
JP2781512B2 (ja) * | 1993-06-10 | 1998-07-30 | 株式会社日立製作所 | ディスク装置とその起動方法 |
MX2007015387A (es) * | 2005-06-06 | 2008-02-19 | Lutron Electronics Co | Metodo y aparato para control de velocidad de motor variable silencioso. |
US7489094B2 (en) | 2005-11-18 | 2009-02-10 | Lutron Electronics Co., Inc. | Method and apparatus for quiet fan speed control |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3594623A (en) * | 1970-03-13 | 1971-07-20 | Borg Warner | Ac motor control system with anticogging circuit |
-
1973
- 1973-04-17 US US00351824A patent/US3787724A/en not_active Expired - Lifetime
- 1973-11-09 JP JP12554373A patent/JPS5310244B2/ja not_active Expired
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4951993A (ja) * | 1972-09-18 | 1974-05-20 | ||
JPS5325500B2 (ja) * | 1972-09-18 | 1978-07-27 | ||
JPS55150788A (en) * | 1979-05-09 | 1980-11-22 | Kawasaki Steel Corp | Induction motor starting system by variable frequency power source |
JPS6232713B2 (ja) * | 1979-05-09 | 1987-07-16 | Kawasaki Seitetsu Kk | |
JPS57170013U (ja) * | 1981-04-20 | 1982-10-26 | ||
JPS5826578A (ja) * | 1981-08-05 | 1983-02-17 | Toshiba Corp | インバ−タによる誘導電動機の起動方法 |
JPS58212380A (ja) * | 1982-06-03 | 1983-12-10 | Toyo Electric Mfg Co Ltd | 交流電動機の制御方式 |
JPS5999905A (ja) * | 1982-11-26 | 1984-06-08 | Toshiba Corp | 電気車の制御方法 |
JPS59216494A (ja) * | 1983-05-24 | 1984-12-06 | Matsushita Refrig Co | インバ−タ装置 |
Also Published As
Publication number | Publication date |
---|---|
JPS5310244B2 (ja) | 1978-04-12 |
US3787724A (en) | 1974-01-22 |