GB1300755A - Process control - Google Patents

Process control

Info

Publication number
GB1300755A
GB1300755A GB44596/69A GB4459669A GB1300755A GB 1300755 A GB1300755 A GB 1300755A GB 44596/69 A GB44596/69 A GB 44596/69A GB 4459669 A GB4459669 A GB 4459669A GB 1300755 A GB1300755 A GB 1300755A
Authority
GB
United Kingdom
Prior art keywords
signal
analog
controller
signals
digital
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
GB44596/69A
Other languages
English (en)
Inventor
Lucien Amede De Schamphelaere
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.)
Agfa Gevaert NV
Agfa Gevaert AG
Original Assignee
Agfa Gevaert NV
Agfa Gevaert AG
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
Priority to BE755554D priority Critical patent/BE755554A/xx
Application filed by Agfa Gevaert NV, Agfa Gevaert AG filed Critical Agfa Gevaert NV
Priority to GB44596/69A priority patent/GB1300755A/en
Priority to DE19702044193 priority patent/DE2044193A1/de
Priority to US70676A priority patent/US3705978A/en
Priority to FR7033172A priority patent/FR2061646B1/fr
Publication of GB1300755A publication Critical patent/GB1300755A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B15/00—Systems controlled by a computer
    • G05B15/02—Systems controlled by a computer electric
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B2219/00—Program-control systems
    • G05B2219/30—Nc systems
    • G05B2219/34—Director, elements to supervisory
    • G05B2219/34239—Multiplex for whole system
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B2219/00—Program-control systems
    • G05B2219/30—Nc systems
    • G05B2219/42—Servomotor, servo controller kind till VSS
    • G05B2219/42076—Hybrid, digital control sets reference, coefficients for quick analog, pid, control

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Feedback Control In General (AREA)
GB44596/69A 1969-09-10 1969-09-10 Process control Expired GB1300755A (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
BE755554D BE755554A (fr) 1969-09-10 Proces-controle
GB44596/69A GB1300755A (en) 1969-09-10 1969-09-10 Process control
DE19702044193 DE2044193A1 (de) 1969-09-10 1970-09-07 Verfahren und Vorrichtung zur Prozeßsteuerung
US70676A US3705978A (en) 1969-09-10 1970-09-09 Time shared digital and analog process control
FR7033172A FR2061646B1 (enExample) 1969-09-10 1970-09-09

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB44596/69A GB1300755A (en) 1969-09-10 1969-09-10 Process control

Publications (1)

Publication Number Publication Date
GB1300755A true GB1300755A (en) 1972-12-20

Family

ID=10434009

Family Applications (1)

Application Number Title Priority Date Filing Date
GB44596/69A Expired GB1300755A (en) 1969-09-10 1969-09-10 Process control

Country Status (5)

Country Link
US (1) US3705978A (enExample)
BE (1) BE755554A (enExample)
DE (1) DE2044193A1 (enExample)
FR (1) FR2061646B1 (enExample)
GB (1) GB1300755A (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8565052B2 (en) 2011-06-20 2013-10-22 Optical Devices, Llc Methods, systems, and computer program products for correcting repeatable runout
US8937854B2 (en) 2001-01-25 2015-01-20 Optical Devices, Llc Servo processor receiving photodetector signals

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3984665A (en) * 1975-06-04 1976-10-05 Phillips Petroleum Company Process controller
FR2396998A1 (fr) * 1977-07-04 1979-02-02 Smiths Industries Ltd Commande asservie a boucle de reaction
US4434458A (en) 1981-09-16 1984-02-28 Fischer & Porter Company Auxiliary channel for direct digital control system
US4460964A (en) * 1981-08-31 1984-07-17 Sperry Corporation Multiaxis hardover protection apparatus for automatic flight control systems
FR2653242B1 (fr) * 1989-10-17 1992-06-05 Cit Alcatel Dispositif d'asservissement numerique.
US5431182A (en) * 1994-04-20 1995-07-11 Rosemount, Inc. Smart valve positioner
JPH08249008A (ja) * 1995-03-09 1996-09-27 Toyota Motor Corp 等価回路参照型制御装置と制御方法
EP1840681B1 (de) * 2006-03-29 2009-11-25 Integrated Dynamics Engineering GmbH Verfahren und Vorrichtung zur Regelung von Schwingungsisolationssystemen
CN111381527B (zh) * 2018-12-27 2023-09-22 联合汽车电子有限公司 车辆负载控制电路及方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2932471A (en) * 1954-09-30 1960-04-12 Hughes Aircraft Co Broad bandwidth digital servo
DE1292902B (de) * 1965-06-23 1969-04-17 Licentia Gmbh Einrichtung zur digitalen Lageregelung

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8937854B2 (en) 2001-01-25 2015-01-20 Optical Devices, Llc Servo processor receiving photodetector signals
US9105281B2 (en) 2001-01-25 2015-08-11 Optical Devices, Llc Servo processor receiving photodetector signals
US9245569B1 (en) 2001-01-25 2016-01-26 Optical Devices, Llc Servo processor receiving photodetector signals
US9514777B2 (en) 2001-01-25 2016-12-06 Optical Devices, Llc Servo processor receiving photodetector signals
US8565052B2 (en) 2011-06-20 2013-10-22 Optical Devices, Llc Methods, systems, and computer program products for correcting repeatable runout

Also Published As

Publication number Publication date
FR2061646A1 (enExample) 1971-06-25
US3705978A (en) 1972-12-12
FR2061646B1 (enExample) 1977-01-28
BE755554A (fr) 1971-03-01
DE2044193A1 (de) 1971-03-11

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
435 Patent endorsed 'licences of right' on the date specified (sect. 35/1949)
PLNP Patent lapsed through nonpayment of renewal fees