FR2728362A1 - Procede et dispositif pour le dosage d'un adjuvant, en particulier dans un melange de polymeres - Google Patents

Procede et dispositif pour le dosage d'un adjuvant, en particulier dans un melange de polymeres Download PDF

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Publication number
FR2728362A1
FR2728362A1 FR9415286A FR9415286A FR2728362A1 FR 2728362 A1 FR2728362 A1 FR 2728362A1 FR 9415286 A FR9415286 A FR 9415286A FR 9415286 A FR9415286 A FR 9415286A FR 2728362 A1 FR2728362 A1 FR 2728362A1
Authority
FR
France
Prior art keywords
mixture
adjuvant
mixing chamber
model
rate
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.)
Granted
Application number
FR9415286A
Other languages
English (en)
French (fr)
Other versions
FR2728362B1 (enrdf_load_stackoverflow
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to FR9415286A priority Critical patent/FR2728362A1/fr
Publication of FR2728362A1 publication Critical patent/FR2728362A1/fr
Application granted granted Critical
Publication of FR2728362B1 publication Critical patent/FR2728362B1/fr
Granted legal-status Critical Current

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Classifications

    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D11/00—Control of flow ratio
    • G05D11/02—Controlling ratio of two or more flows of fluid or fluent material
    • G05D11/13—Controlling ratio of two or more flows of fluid or fluent material characterised by the use of electric means
    • G05D11/139—Controlling ratio of two or more flows of fluid or fluent material characterised by the use of electric means by measuring a value related to the quantity of the individual components and sensing at least one property of the mixture
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
    • B01F35/20—Measuring; Control or regulation
    • B01F35/21—Measuring
    • B01F35/213—Measuring of the properties of the mixtures, e.g. temperature, density or colour
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
    • B01F35/20—Measuring; Control or regulation
    • B01F35/22—Control or regulation
    • B01F35/2201—Control or regulation characterised by the type of control technique used
    • B01F35/2203—Controlling the mixing process by feed-forward, i.e. a parameter of the components to be mixed is measured and the feed values are calculated
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
    • B01F35/80—Forming a predetermined ratio of the substances to be mixed
    • B01F35/82—Forming a predetermined ratio of the substances to be mixed by adding a material to be mixed to a mixture in response to a detected feature, e.g. density, radioactivity, consumed power or colour
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B7/00—Mixing; Kneading
    • B29B7/30—Mixing; Kneading continuous, with mechanical mixing or kneading devices
    • B29B7/58—Component parts, details or accessories; Auxiliary operations
    • B29B7/72—Measuring, controlling or regulating
    • B29B7/726—Measuring properties of mixture, e.g. temperature or density

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
FR9415286A 1994-12-15 1994-12-15 Procede et dispositif pour le dosage d'un adjuvant, en particulier dans un melange de polymeres Granted FR2728362A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR9415286A FR2728362A1 (fr) 1994-12-15 1994-12-15 Procede et dispositif pour le dosage d'un adjuvant, en particulier dans un melange de polymeres

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9415286A FR2728362A1 (fr) 1994-12-15 1994-12-15 Procede et dispositif pour le dosage d'un adjuvant, en particulier dans un melange de polymeres

Publications (2)

Publication Number Publication Date
FR2728362A1 true FR2728362A1 (fr) 1996-06-21
FR2728362B1 FR2728362B1 (enrdf_load_stackoverflow) 1997-02-21

Family

ID=9469961

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9415286A Granted FR2728362A1 (fr) 1994-12-15 1994-12-15 Procede et dispositif pour le dosage d'un adjuvant, en particulier dans un melange de polymeres

Country Status (1)

Country Link
FR (1) FR2728362A1 (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0848310A1 (en) * 1996-12-13 1998-06-17 Ford Global Technologies, Inc. System and method for monitoring the proportional volume of constituents provided to a mixture

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0158442A2 (en) * 1984-04-05 1985-10-16 General Motors Corporation Method and apparatus for producing polymer articles
FR2676937A1 (fr) * 1991-06-03 1992-12-04 Aubry Eric Dispositif pour l'adjonction d'un adjuvant liquide dans une veine fluide.

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0158442A2 (en) * 1984-04-05 1985-10-16 General Motors Corporation Method and apparatus for producing polymer articles
FR2676937A1 (fr) * 1991-06-03 1992-12-04 Aubry Eric Dispositif pour l'adjonction d'un adjuvant liquide dans une veine fluide.

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
DATABASE INSPEC INSTITUTE OF ELECTRICAL ENGINEERS, STEVENAGE, GB; OGUNNAIKE B A: "On-line modelling and predictive control of an industrial terpolymerization reactor" *
INTERNATIONAL JOURNAL OF CONTROL, MARCH 1994, UK, vol. 59, no. 3, ISSN 0020-7179, pages 711 - 729 *
OHSHIMA ET AL: "multi-rate multivariable model predictive control and its application to a semi-commercial polymerization reactor", PROCEEDINGS OF THE 1992 AMERICAN CONTROL CONFERENCE, 24 June 1992 (1992-06-24) - 26 June 1992 (1992-06-26), CHICAGO, pages 1576 - 1581, XP000343569 *

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0848310A1 (en) * 1996-12-13 1998-06-17 Ford Global Technologies, Inc. System and method for monitoring the proportional volume of constituents provided to a mixture

Also Published As

Publication number Publication date
FR2728362B1 (enrdf_load_stackoverflow) 1997-02-21

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TP Transmission of property