NL6907759A - - Google Patents
Info
- Publication number
- NL6907759A NL6907759A NL6907759A NL6907759A NL6907759A NL 6907759 A NL6907759 A NL 6907759A NL 6907759 A NL6907759 A NL 6907759A NL 6907759 A NL6907759 A NL 6907759A NL 6907759 A NL6907759 A NL 6907759A
- Authority
- NL
- Netherlands
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
- H02P5/00—Arrangements specially adapted for regulating or controlling the speed or torque of two or more electric motors
- H02P5/74—Arrangements specially adapted for regulating or controlling the speed or torque of two or more electric motors controlling two or more ac dynamo-electric motors
-
- 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
- H02P5/00—Arrangements specially adapted for regulating or controlling the speed or torque of two or more electric motors
- H02P5/46—Arrangements specially adapted for regulating or controlling the speed or torque of two or more electric motors for speed regulation of two or more dynamo-electric motors in relation to one another
- H02P5/50—Arrangements specially adapted for regulating or controlling the speed or torque of two or more electric motors for speed regulation of two or more dynamo-electric motors in relation to one another by comparing electrical values representing the speeds
- H02P5/51—Direct ratio control
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)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US73082568A | 1968-05-21 | 1968-05-21 |
Publications (1)
Publication Number | Publication Date |
---|---|
NL6907759A true NL6907759A (xx) | 1969-11-25 |
Family
ID=24936966
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL6907759A NL6907759A (xx) | 1968-05-21 | 1969-05-21 |
Country Status (8)
Country | Link |
---|---|
US (1) | US3600655A (xx) |
CA (1) | CA920210A (xx) |
CH (1) | CH501335A (xx) |
DE (1) | DE1925387A1 (xx) |
ES (1) | ES367825A1 (xx) |
FR (1) | FR2009931A1 (xx) |
GB (1) | GB1196900A (xx) |
NL (1) | NL6907759A (xx) |
Families Citing this family (27)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1709538C3 (de) * | 1966-12-24 | 1983-02-03 | Peters, Heinrich W., Dipl.-Ing., 2000 Norderstedt | Profil für Fensterblendrahmen und Fensterflügel |
US3720863A (en) * | 1969-08-27 | 1973-03-13 | Allis Chalmers | Electrically driven vehicle steered by control of power and speed of tractive elements |
US3717741A (en) * | 1971-03-10 | 1973-02-20 | Elox Inc | Short circuit protection system for electrical discharge machining apparatus |
US3718846A (en) * | 1971-04-13 | 1973-02-27 | Borg Warner | Variable speed plural motor control system with incremental speed synchronization |
US3764868A (en) * | 1971-06-10 | 1973-10-09 | Eaton Corp | Synchronizing plural motor control system for machines |
US3786335A (en) * | 1971-10-18 | 1974-01-15 | Programmed Power | Power conversion apparatus and system therefor |
US3832622A (en) * | 1973-07-11 | 1974-08-27 | Avionic Instr Inc | Parallel phase lock circuitry for inverters and the like |
US3967170A (en) * | 1974-10-25 | 1976-06-29 | Eaton Corporation | Position synchronization of machines |
US3980170A (en) * | 1974-12-23 | 1976-09-14 | Reliance Electric Company | Drive system for an annealing lehr |
JPS5837799B2 (ja) * | 1976-09-29 | 1983-08-18 | 三菱電機株式会社 | 電動機装置 |
DE2739846B2 (de) * | 1977-09-03 | 1979-10-18 | Danfoss A/S, Nordborg (Daenemark) | Anordnung zum Führen der Drehzahl eines oder mehrerer Folgemotoren in Abhängigkeit von der Pulsfrequenz eines Führungspulsfrequenzgebers |
DE2811292C3 (de) * | 1978-03-15 | 1986-07-10 | Siemens AG, 1000 Berlin und 8000 München | Verfahren und Anordnung zur Speisung und Steuerung des relativen Gleichlaufes von Arbeitswellen eines elektrischen Mehrmotorenantriebes |
DE2856012C2 (de) * | 1978-12-23 | 1983-10-06 | Kernforschungsanlage Juelich Gmbh, 5170 Juelich | Schaltungsanordnung zur Phasenverschiebung und deren Verwendung |
FR2447058A1 (fr) * | 1979-01-17 | 1980-08-14 | Owens Illinois Inc | Machine de formage d'articles de verre du type a sections individuelles comprenant un moyen de synchronisation perfectionne |
US4376913A (en) * | 1981-01-16 | 1983-03-15 | Horix Manufacturing Co. | Method and apparatus for synchronously driving AC synchronous motors |
US4661714A (en) * | 1985-06-17 | 1987-04-28 | Satterthwaite J Glenn | Electric marine propulsion system |
JPS6413373A (en) * | 1987-07-02 | 1989-01-18 | Murata Machinery Ltd | Drum drive control of automatic winder |
EP0537344A4 (en) * | 1989-06-09 | 1993-05-12 | Hitachi, Ltd. | Motor controller |
DE4218604C2 (de) * | 1992-06-05 | 2003-05-08 | Heidelberger Druckmasch Ag | Antrieb für eine Bogendruckmaschine mit mehreren Druckwerken |
US6002218A (en) * | 1992-11-20 | 1999-12-14 | Fujitsu General Limited | Control device for air conditioner |
US6526800B1 (en) * | 1998-04-08 | 2003-03-04 | Lillbacka Jetair Oy | Sheet fabrication center and methods therefor of optimally fabricating worksheets |
US6717383B1 (en) * | 2000-08-30 | 2004-04-06 | Chris S. Brunt | Fountain control for generating dynamically changing flow patterns |
DE10226500B4 (de) * | 2002-06-14 | 2010-04-22 | Ball Packaging Europe Holding Gmbh & Co. Kg | Vorrichtung zur Oberflächenbearbeitung von Teilen |
FI119862B (fi) * | 2003-09-30 | 2009-04-15 | Vacon Oyj | Taajuusmuuttajien tai invertterien rinnankäytön ohjaus |
US7034500B2 (en) * | 2004-01-23 | 2006-04-25 | A.O. Smith Corporation | Electric drive assembly |
US10914316B1 (en) | 2011-08-23 | 2021-02-09 | Climatecraft, Inc. | Plenum fan |
US10230319B2 (en) * | 2013-12-31 | 2019-03-12 | Charles Frederick Stewart | Higher-electro-infusion systems for electrical power |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2077768A (en) * | 1934-02-03 | 1937-04-20 | Reeves Pulley Co | Synchronous drive |
US3064173A (en) * | 1956-05-18 | 1962-11-13 | Celanese Corp | Speed slaving method and apparatus |
US3176207A (en) * | 1961-06-19 | 1965-03-30 | Emerson Electric Co | Electrical motor drive system having position control |
GB998912A (en) * | 1961-09-21 | 1965-07-21 | Brush Electrical Eng | Speed control of a polyphase electric motor |
DE1190095C2 (de) * | 1961-12-13 | 1973-04-05 | Agie A G Fuer Ind Elektronik L | Statischer frequenzumformer |
US3250978A (en) * | 1962-07-09 | 1966-05-10 | English Electric Co Ltd | Controlled switching circuit for d. c. supply for inductive or regenerative loads |
US3206664A (en) * | 1963-03-01 | 1965-09-14 | Westinghouse Electric Corp | Plural motor control with diverse speeds for different motors |
US3271649A (en) * | 1963-09-06 | 1966-09-06 | Juergensen Klaus | Regenerative braking system |
US3307094A (en) * | 1963-12-30 | 1967-02-28 | Ogle Hugh Malcolm | A.-c. switch speed control system for a.-c. motors |
US3343063A (en) * | 1964-09-21 | 1967-09-19 | Gen Electric | Variable frequency converter with volts per cycle per second regulation |
US3447050A (en) * | 1965-10-05 | 1969-05-27 | Borg Warner | Ratio control system |
US3416057A (en) * | 1966-04-06 | 1968-12-10 | Gaylord Rives Company | A.c. motor speed control system using selected voltage levels inverted at selected frequencies and method |
US3439242A (en) * | 1966-04-08 | 1969-04-15 | Borg Warner | Plural motor control system with frequency sensors for determining when predetermined motor speed is attained |
US3430123A (en) * | 1966-11-03 | 1969-02-25 | Gen Motors Corp | Rectifier-inverter motor power supply |
-
1968
- 1968-05-21 US US730825A patent/US3600655A/en not_active Expired - Lifetime
-
1969
- 1969-05-08 GB GB23594/69A patent/GB1196900A/en not_active Expired
- 1969-05-15 CA CA051607A patent/CA920210A/en not_active Expired
- 1969-05-19 DE DE19691925387 patent/DE1925387A1/de active Pending
- 1969-05-19 CH CH756369A patent/CH501335A/de not_active IP Right Cessation
- 1969-05-21 NL NL6907759A patent/NL6907759A/xx unknown
- 1969-05-21 FR FR6916814A patent/FR2009931A1/fr not_active Withdrawn
- 1969-05-21 ES ES367825A patent/ES367825A1/es not_active Expired
Also Published As
Publication number | Publication date |
---|---|
CH501335A (de) | 1970-12-31 |
ES367825A1 (es) | 1971-04-16 |
FR2009931A1 (fr) | 1970-02-13 |
DE1925387A1 (de) | 1969-11-27 |
GB1196900A (en) | 1970-07-01 |
US3600655A (en) | 1971-08-17 |
CA920210A (en) | 1973-01-30 |