GB1540974A - Automatic control systems employing ramp signals - Google Patents

Automatic control systems employing ramp signals

Info

Publication number
GB1540974A
GB1540974A GB9075/77A GB907577A GB1540974A GB 1540974 A GB1540974 A GB 1540974A GB 9075/77 A GB9075/77 A GB 9075/77A GB 907577 A GB907577 A GB 907577A GB 1540974 A GB1540974 A GB 1540974A
Authority
GB
United Kingdom
Prior art keywords
automatic control
control systems
systems employing
ramp signals
employing ramp
Prior art date
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.)
Expired
Application number
GB9075/77A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ampex Corp
Original Assignee
Ampex Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Ampex Corp filed Critical Ampex Corp
Publication of GB1540974A publication Critical patent/GB1540974A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B15/00—Driving, starting or stopping record carriers of filamentary or web form; Driving both such record carriers and heads; Guiding such record carriers or containers therefor; Control thereof; Control of operating function
    • G11B15/18—Driving; Starting; Stopping; Arrangements for control or regulation thereof
    • G11B15/46—Controlling, regulating, or indicating speed
    • G11B15/54—Controlling, regulating, or indicating speed by stroboscope; by tachometer
    • 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
    • H02P23/16—Controlling the angular speed of one shaft
    • 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
    • H02P7/00—Arrangements for regulating or controlling the speed or torque of electric DC motors
    • H02P7/06—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual dc dynamo-electric motor by varying field or armature current
    • H02P7/18—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual dc dynamo-electric motor by varying field or armature current by master control with auxiliary power
    • H02P7/24—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual dc dynamo-electric motor by varying field or armature current by master control with auxiliary power using discharge tubes or semiconductor devices
    • H02P7/28—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual dc dynamo-electric motor by varying field or armature current by master control with auxiliary power using discharge tubes or semiconductor devices using semiconductor devices
    • H02P7/285—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual dc dynamo-electric motor by varying field or armature current by master control with auxiliary power using discharge tubes or semiconductor devices using semiconductor devices controlling armature supply only
    • H02P7/288—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual dc dynamo-electric motor by varying field or armature current by master control with auxiliary power using discharge tubes or semiconductor devices using semiconductor devices controlling armature supply only using variable impedance
    • H02P7/2885—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual dc dynamo-electric motor by varying field or armature current by master control with auxiliary power using discharge tubes or semiconductor devices using semiconductor devices controlling armature supply only using variable impedance whereby the speed is regulated by measuring the motor speed and comparing it with a given physical value
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S388/00—Electricity: motor control systems
    • Y10S388/90—Specific system operational feature
    • Y10S388/901—Sample and hold
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S388/00—Electricity: motor control systems
    • Y10S388/907—Specific control circuit element or device
    • Y10S388/911—Phase locked loop
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S388/00—Electricity: motor control systems
    • Y10S388/907—Specific control circuit element or device
    • Y10S388/912—Pulse or frequency counter
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S388/00—Electricity: motor control systems
    • Y10S388/907—Specific control circuit element or device
    • Y10S388/915—Sawtooth or ramp waveform generator

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Control Of Electric Motors In General (AREA)
  • Control Of Velocity Or Acceleration (AREA)
GB9075/77A 1976-03-19 1977-03-03 Automatic control systems employing ramp signals Expired GB1540974A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/668,667 US4109184A (en) 1976-03-19 1976-03-19 Method and apparatus for providing a stable, high gain servo system

Publications (1)

Publication Number Publication Date
GB1540974A true GB1540974A (en) 1979-02-21

Family

ID=24683277

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9075/77A Expired GB1540974A (en) 1976-03-19 1977-03-03 Automatic control systems employing ramp signals

Country Status (10)

Country Link
US (1) US4109184A (US06262066-20010717-C00315.png)
JP (1) JPS52115979A (US06262066-20010717-C00315.png)
AT (1) AT363150B (US06262066-20010717-C00315.png)
BE (1) BE852620A (US06262066-20010717-C00315.png)
CA (1) CA1102902A (US06262066-20010717-C00315.png)
DE (1) DE2711951C2 (US06262066-20010717-C00315.png)
FR (1) FR2344922A1 (US06262066-20010717-C00315.png)
GB (1) GB1540974A (US06262066-20010717-C00315.png)
IT (1) IT1086663B (US06262066-20010717-C00315.png)
NL (1) NL190208C (US06262066-20010717-C00315.png)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2217051B (en) * 1988-04-07 1992-12-09 Sony Corp A servo system for a motor

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4149117A (en) * 1977-03-17 1979-04-10 Ampex Corporation Circuit and method for servo speed control
US4211964A (en) * 1978-01-31 1980-07-08 Matsushita Electric Industrial Co., Ltd. Speed control circuit
JPS5532139A (en) * 1978-08-30 1980-03-06 Sony Corp Automatic correction circuit for residual error
US4280082A (en) * 1979-04-23 1981-07-21 Ncr Corporation Digital DC motor speed control circuit
FR2462562A1 (fr) * 1979-07-26 1981-02-13 Motobecane Ateliers Procede et dispositif pour la regulation automatique du regime d'un moteur a combustion interne
FR2466081A1 (fr) * 1979-09-21 1981-03-27 Cii Honeywell Bull Dispositif de mesure de vitesse d'un systeme mobile par rapport a un support d'informations
US4490796A (en) * 1981-10-16 1984-12-25 International Business Machines Corporation Print head motor control system using analog and digital feedback
US4563623A (en) * 1982-08-23 1986-01-07 Hitachi, Ltd. Motor speed control apparatus
ATE36787T1 (de) * 1982-09-17 1988-09-15 Kudelski Sa Steuereinrichtung fuer einen elektrischen motor.
JPS5985513A (ja) * 1982-11-06 1984-05-17 Ricoh Co Ltd サ−ボ系の動作時間調整装置
US4516060A (en) * 1982-11-19 1985-05-07 Nahum Guzik Digital motor speed control
CH663837A5 (de) * 1983-06-27 1988-01-15 Landis & Gyr Ag Verfahren zur regelung der temperatur eines waermetraegers sowie zur lastabhaengigen zu- oder abschaltung einzelner waermeerzeuger.
DE3609566A1 (de) * 1986-03-21 1987-10-08 Pfaff Haushaltmasch Drehzahlsteuerung eines elektromotors
US4843288A (en) * 1988-03-28 1989-06-27 Rigidyne Corporation Phase locked motor control system for multiple disk drive units
US4963810A (en) * 1989-10-27 1990-10-16 Archive Corporation Variable load motor drive control

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3241023A (en) * 1962-03-16 1966-03-15 Fifth Dimension Inc Motor speed control
US3665945A (en) * 1971-02-03 1972-05-30 M & J Valve Co Valve control system and method
US3935522A (en) * 1974-01-08 1976-01-27 Tsay Peter Wen Tien Control device for the electric fan

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2217051B (en) * 1988-04-07 1992-12-09 Sony Corp A servo system for a motor
US5304907A (en) * 1988-04-07 1994-04-19 Sony Corporation Servo system that controls a motor and compensates for system irregularities

Also Published As

Publication number Publication date
NL190208B (nl) 1993-07-01
US4109184A (en) 1978-08-22
JPS619641B2 (US06262066-20010717-C00315.png) 1986-03-25
JPS52115979A (en) 1977-09-28
AT363150B (de) 1981-07-10
DE2711951C2 (de) 1984-06-14
DE2711951A1 (de) 1977-09-22
FR2344922A1 (fr) 1977-10-14
IT1086663B (it) 1985-05-28
ATA188477A (de) 1980-12-15
NL7703002A (nl) 1977-09-21
FR2344922B1 (US06262066-20010717-C00315.png) 1980-04-18
BE852620A (fr) 1977-07-18
CA1102902A (en) 1981-06-09
NL190208C (nl) 1993-12-01

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19950303