ZA726620B - Control system - Google Patents

Control system

Info

Publication number
ZA726620B
ZA726620B ZA726620A ZA726620A ZA726620B ZA 726620 B ZA726620 B ZA 726620B ZA 726620 A ZA726620 A ZA 726620A ZA 726620 A ZA726620 A ZA 726620A ZA 726620 B ZA726620 B ZA 726620B
Authority
ZA
South Africa
Prior art keywords
control system
control
Prior art date
Application number
ZA726620A
Other languages
English (en)
Inventor
D Spitz
Original Assignee
Industrial Nucleonics 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 Industrial Nucleonics Corp filed Critical Industrial Nucleonics Corp
Publication of ZA726620B publication Critical patent/ZA726620B/xx

Links

Classifications

    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D5/00—Control of dimensions of material
    • G05D5/02—Control of dimensions of material of thickness, e.g. of rolled material
    • G05D5/03—Control of dimensions of material of thickness, e.g. of rolled material characterised by the use of electric means
    • 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
    • G05B13/00—Adaptive control systems, i.e. systems automatically adjusting themselves to have a performance which is optimum according to some preassigned criterion
    • G05B13/02—Adaptive control systems, i.e. systems automatically adjusting themselves to have a performance which is optimum according to some preassigned criterion electric

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Health & Medical Sciences (AREA)
  • Artificial Intelligence (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Evolutionary Computation (AREA)
  • Medical Informatics (AREA)
  • Software Systems (AREA)
  • Feedback Control In General (AREA)
  • Programmable Controllers (AREA)
ZA726620A 1971-10-14 1972-09-27 Control system ZA726620B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US189252A US3876872A (en) 1971-10-14 1971-10-14 Process control system and method with integral-action set-point optimization using statistically-variable gain control responsive to fraction defective

Publications (1)

Publication Number Publication Date
ZA726620B true ZA726620B (en) 1973-07-25

Family

ID=22696583

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA726620A ZA726620B (en) 1971-10-14 1972-09-27 Control system

Country Status (8)

Country Link
US (1) US3876872A (de)
JP (1) JPS4861888A (de)
AU (1) AU4711372A (de)
DE (1) DE2249860A1 (de)
FR (1) FR2187155A5 (de)
GB (2) GB1413823A (de)
IT (1) IT987571B (de)
ZA (1) ZA726620B (de)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4017976A (en) * 1974-07-03 1977-04-19 Barr Anthony J Apparatus and method for maximum utilization of elongated stock
US4257093A (en) * 1979-03-15 1981-03-17 Aluminum Company Of America Nominal adaptive control using most recent excursion in a property variation
CH640433A5 (de) * 1979-03-16 1984-01-13 Sodeco Compteurs De Geneve Vorrichtung zur unterscheidung von pruefobjekten.
US4486148A (en) * 1979-10-29 1984-12-04 Michigan Consolidated Gas Company Method of controlling a motive power and fluid driving system
IT1129509B (it) * 1980-01-14 1986-06-04 Tasco Spa Procedimento ed apparecchiatura per il ritrovamento in tempo reale di difetti in oggetti industriali
DE3016458A1 (de) * 1980-04-29 1981-11-19 Robert Bosch Gmbh, 7000 Stuttgart Verfahren zum bestimmen und/oder steuern der beschichtungsstaerke von werkstuecken in beschichtungsanlagen, wie lackier-, pulverbeschichtungsanlagen o.dgl. und, vorrichtung zur durchfuehrung des verfahrens
DE3020336C2 (de) * 1980-05-29 1982-07-15 Mannesmann AG, 4000 Düsseldorf Vorrichtung zum Betrieb eines Lichtbogenofens
US4602343A (en) * 1982-03-19 1986-07-22 Mcc Powers Supervisory and control system having dynamic significant change of values
US4719586A (en) * 1985-11-01 1988-01-12 Moyer Process And Control Company, Inc. Manufacturing process control
US4855897A (en) * 1987-07-13 1989-08-08 The Foxboro Company Method and apparatus for statistical set point bias control
US5225998A (en) * 1990-03-26 1993-07-06 At&T Bell Laboratories Quality control using multi-process performance analysis
US5150289A (en) * 1990-07-30 1992-09-22 The Foxboro Company Method and apparatus for process control
US5239456A (en) * 1990-07-30 1993-08-24 The Foxboro Company Method and apparatus for process control with opimum setpoint determination
US5335165A (en) * 1992-05-27 1994-08-02 The Foxboro Company Method and apparatus for adaptive deadtime process control
US5341288A (en) * 1992-05-27 1994-08-23 The Foxboro Company Method and apparatus for analyzing process characteristics
US5319539A (en) * 1992-05-27 1994-06-07 The Foxboro Company Method and apparatus for generating an optimal gain of process control equipment
IT1259687B (it) * 1992-10-08 1996-03-25 Perini Fabio Spa Gruppo di mollettatura per la giunzione di veli di carta per la formazione di nastri di materiale cartaceo o simili
US5420785A (en) * 1993-05-26 1995-05-30 The Foxboro Company Self-tuning deadtime process controller
US5433817A (en) * 1993-09-30 1995-07-18 Fabio Perini S.P.A. Ply-bonding device for bonding plies of paper webs and like material
US5537388A (en) * 1994-03-02 1996-07-16 The Foxboro Company Method and apparatus for characterizing and compensating for non-linear components
US6526326B2 (en) 1997-03-31 2003-02-25 Hitachi, Ltd. Fraction defective estimating method and system for estimating an assembly fraction defective of an article
US6108586A (en) * 1997-03-31 2000-08-22 Hitachi, Ltd. Fraction defective estimating method, system for carrying out the same and recording medium
DE19822886B4 (de) * 1997-07-01 2007-03-29 TRüTZSCHLER GMBH & CO. KG Regulierstreckwerk für einen Faserverband, z. B. Baumwolle, Chemiefasern o. dgl. mit mindestens einem Verzugsfeld
JP3732053B2 (ja) 1999-09-27 2006-01-05 株式会社日立製作所 製造職場の不良の起こし易さ評価方法及びその装置、製品の組立作業不良率評価方法及びその装置並びに記録媒体
JP2002043200A (ja) * 2000-07-24 2002-02-08 Mitsubishi Electric Corp 異常原因検出装置及び異常原因検出方法
US6789031B2 (en) * 2002-06-06 2004-09-07 Texas Instruments Incorporated Method for determining the equivalency index of products, processes, and services
DE102009024872A1 (de) * 2009-06-09 2010-12-16 Beb Industrie-Elektronik Ag Verfahren zur Aussonderung von abgenutzten Banknoten aus einer Anzahl von Banknoten in Banknotenverarbeitungsmaschinen
WO2017066348A1 (en) * 2015-10-13 2017-04-20 Invensys Systems, Inc. Systems and methods of hierarchical smart asset control application development and optimization

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH374407A (de) * 1957-07-30 1964-01-15 Hrabak Jaroslav Verfahren und Einrichtung zur Regelung einer die Güte von Erzeugnissen bestimmenden Grösse unter Verwendung einer statischen Methode
US3260838A (en) * 1963-01-22 1966-07-12 Gen Time Corp Deviation control system
US3408486A (en) * 1965-05-07 1968-10-29 Gen Electric Process fraction defective monitor
US3515860A (en) * 1967-11-06 1970-06-02 Industrial Nucleonics Corp Process controller with dynamic set-point adjustment responsive to the statistical variance of the controlled property
US3622448A (en) * 1968-02-16 1971-11-23 Industrial Nucleonics Corp System and method of process control, particularly papermaking processes in response to fraction defective measurements
US3648035A (en) * 1969-06-02 1972-03-07 Industrial Nucleonics Corp System and method for optimizing processor or equipment profit

Also Published As

Publication number Publication date
GB1413822A (en) 1975-11-12
FR2187155A5 (de) 1974-01-11
IT987571B (it) 1975-03-20
GB1413823A (en) 1975-11-12
AU4711372A (en) 1974-04-04
JPS4861888A (de) 1973-08-29
US3876872A (en) 1975-04-08
DE2249860A1 (de) 1973-05-30

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