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MXPA04005965A - Metodo de aplicar dinamica no lineal para controlar la capacidad de operacion de un reactor de polietileno en fase gaseosa. - Google Patents

Metodo de aplicar dinamica no lineal para controlar la capacidad de operacion de un reactor de polietileno en fase gaseosa.

Info

Publication number
MXPA04005965A
MXPA04005965A MXPA04005965A MXPA04005965A MXPA04005965A MX PA04005965 A MXPA04005965 A MX PA04005965A MX PA04005965 A MXPA04005965 A MX PA04005965A MX PA04005965 A MXPA04005965 A MX PA04005965A MX PA04005965 A MXPA04005965 A MX PA04005965A
Authority
MX
Mexico
Prior art keywords
gas
control
linear dynamics
applying non
phase polyethylene
Prior art date
Application number
MXPA04005965A
Other languages
English (en)
Inventor
Finney Charles
Original Assignee
Univation Tech Llc
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 Univation Tech Llc filed Critical Univation Tech Llc
Publication of MXPA04005965A publication Critical patent/MXPA04005965A/es

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F10/00—Homopolymers and copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F2/00—Processes of polymerisation
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F10/00—Homopolymers and copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
    • C08F10/02—Ethene
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F2400/00—Characteristics for processes of polymerization
    • C08F2400/02—Control or adjustment of polymerization parameters
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2291/00—Indexing codes associated with group G01N29/00
    • G01N2291/02—Indexing codes associated with the analysed material
    • G01N2291/024—Mixtures
    • G01N2291/02491—Materials with nonlinear acoustic properties
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2291/00—Indexing codes associated with group G01N29/00
    • G01N2291/02—Indexing codes associated with the analysed material
    • G01N2291/028—Material parameters
    • G01N2291/02872—Pressure
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2291/00—Indexing codes associated with group G01N29/00
    • G01N2291/02—Indexing codes associated with the analysed material
    • G01N2291/028—Material parameters
    • G01N2291/02881—Temperature
    • 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
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T436/00—Chemistry: analytical and immunological testing
    • Y10T436/11—Automated chemical analysis
    • Y10T436/115831—Condition or time responsive
    • 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
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T436/00—Chemistry: analytical and immunological testing
    • Y10T436/12—Condition responsive control

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Devices And Processes Conducted In The Presence Of Fluids And Solid Particles (AREA)
  • Polymerisation Methods In General (AREA)
  • Measuring Temperature Or Quantity Of Heat (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)

Abstract

La presente invencion describe un metodo para determinar la continuidad de un reactor de polimerizacion por dinamica no lineal. De manera especifica, la invencion se refiere a un metodo de analizar variables del sistema para indicar continuidad de reactor en fase gaseosa en tiempo real y controlar la continuidad del reactor para mantener la capacidad de operacion.
MXPA04005965A 2001-12-17 2002-11-22 Metodo de aplicar dinamica no lineal para controlar la capacidad de operacion de un reactor de polietileno en fase gaseosa. MXPA04005965A (es)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US34139301P 2001-12-17 2001-12-17
US10/298,311 US7226789B2 (en) 2001-12-17 2002-11-18 Method of applying non-linear dynamics to control a gas-phase polyethylene reactor operability
PCT/US2002/037521 WO2003051929A1 (en) 2001-12-17 2002-11-22 Method of applying non-linear dynamics to control a gas-phase polyethylene reactor operability

Publications (1)

Publication Number Publication Date
MXPA04005965A true MXPA04005965A (es) 2004-10-04

Family

ID=26970588

Family Applications (1)

Application Number Title Priority Date Filing Date
MXPA04005965A MXPA04005965A (es) 2001-12-17 2002-11-22 Metodo de aplicar dinamica no lineal para controlar la capacidad de operacion de un reactor de polietileno en fase gaseosa.

Country Status (12)

Country Link
US (1) US7226789B2 (es)
EP (1) EP1458766B1 (es)
JP (1) JP4068565B2 (es)
CN (1) CN100390204C (es)
AT (1) ATE485310T1 (es)
AU (1) AU2002359452B2 (es)
BR (1) BR0215011B1 (es)
CA (1) CA2470608A1 (es)
DE (1) DE60238079D1 (es)
MX (1) MXPA04005965A (es)
RU (1) RU2289836C2 (es)
WO (1) WO2003051929A1 (es)

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US7846736B2 (en) * 2001-12-17 2010-12-07 Univation Technologies, Llc Method for polymerization reaction monitoring with determination of entropy of monitored data
US6831140B2 (en) * 2002-12-26 2004-12-14 Univation Technologies, Llc Static measurement and detection in a gas phase polyethylene reactor
MXPA06013461A (es) 2004-05-20 2007-06-12 Univation Tech Llc Proceso de polimerizacion.
US7754830B2 (en) * 2004-05-20 2010-07-13 Univation Technologies, Llc Polymerization reaction monitoring with determination of induced condensing agent concentration for preventing discontinuity events
US7683140B2 (en) * 2004-05-20 2010-03-23 Univation Technologies, Llc Method for determining temperature value indicative of resin stickiness from data generated by polymerization reaction monitoring
US7181654B2 (en) * 2004-09-17 2007-02-20 Fisher-Rosemount Systems, Inc. System and method for detecting an abnormal situation associated with a reactor
US20090216481A1 (en) * 2005-03-31 2009-08-27 Univation Technolgies, Llc Method and System for Assessing Reactor Fluidization Quality and Operability From Frequency Spectrum of Temperature Data
US7244291B2 (en) 2005-05-02 2007-07-17 3M Innovative Properties Company Electret article having high fluorosaturation ratio
US7947797B2 (en) 2005-09-14 2011-05-24 Univation Technologies, Llc Method for operating a gas-phase reactor at or near maximum production rates while controlling polymer stickiness
EP2059537B8 (en) * 2006-09-07 2017-02-22 Univation Technologies, LLC Methods for determining temperature value indicative of resin stickiness from data generated by polymerization reaction monitoring
AU2007293486A1 (en) * 2006-09-07 2008-03-13 Univation Technologies, Llc Methods for on-line determination of degree of resin stickiness using a model for depression of melt initiation temperature
EP1944604A1 (en) 2007-01-09 2008-07-16 Total Petrochemicals Research Feluy Process to monitor formation of a polymer having internal strain by acoustic emission analysis
TW200902558A (en) * 2007-02-16 2009-01-16 Univation Tech Llc Method for on-line monitoring and control of polymerization processes and reactors to prevent discontinuity events
WO2009014682A2 (en) * 2007-07-24 2009-01-29 Univation Technologies, Llc Method for monitoring a polymerization reaction
US8301676B2 (en) 2007-08-23 2012-10-30 Fisher-Rosemount Systems, Inc. Field device with capability of calculating digital filter coefficients
US7702401B2 (en) 2007-09-05 2010-04-20 Fisher-Rosemount Systems, Inc. System for preserving and displaying process control data associated with an abnormal situation
US8055479B2 (en) 2007-10-10 2011-11-08 Fisher-Rosemount Systems, Inc. Simplified algorithm for abnormal situation prevention in load following applications including plugged line diagnostics in a dynamic process
US7910668B2 (en) 2009-05-08 2011-03-22 Univation Technologies, Llc Method for on-line determination of degree or onset of resin stickiness using acoustic data
CN102421805A (zh) 2009-05-08 2012-04-18 尤尼威蒂恩技术有限责任公司 用于监控聚合反应的系统和方法
US8219574B2 (en) 2009-06-22 2012-07-10 Microsoft Corporation Querying compressed time-series signals
JP5773281B2 (ja) * 2010-07-14 2015-09-02 株式会社 東北テクノアーチ 血管疾患を判定するためのプログラム、媒体および装置
BR112015004907A2 (pt) * 2012-09-07 2017-07-04 Univation Tech Llc controle de uma reação de poliolefina
ES2987855T3 (es) 2012-09-07 2024-11-18 Univation Tech Llc Un método para determinar la temperatura de adherencia de una resina
US9452403B2 (en) * 2012-10-19 2016-09-27 Sunedison, Inc. Using wavelet decomposition to determine the fluidization quality in a fluidized bed reactor
US10765964B2 (en) 2016-02-10 2020-09-08 Total Research & Technology Feluy Process to mitigate unwanted formation of popcorn polymers using acoustic emission signals
CN107356417B (zh) * 2017-06-30 2019-10-18 暨南大学 一种融合时序分析与信息熵的栓接结合部损伤识别方法
EP3918427B1 (en) * 2019-01-31 2025-10-15 Dow Global Technologies LLC Process control
CN119768229A (zh) * 2022-08-22 2025-04-04 埃克森美孚化学专利公司 检测气相反应器中初始结皮的装置

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Also Published As

Publication number Publication date
RU2004122108A (ru) 2005-08-10
ATE485310T1 (de) 2010-11-15
DE60238079D1 (de) 2010-12-02
RU2289836C2 (ru) 2006-12-20
US7226789B2 (en) 2007-06-05
JP2005511865A (ja) 2005-04-28
AU2002359452B2 (en) 2005-11-03
CN1604913A (zh) 2005-04-06
JP4068565B2 (ja) 2008-03-26
US20030121330A1 (en) 2003-07-03
CN100390204C (zh) 2008-05-28
AU2002359452A1 (en) 2003-06-30
EP1458766A1 (en) 2004-09-22
CA2470608A1 (en) 2003-06-26
BR0215011A (pt) 2004-11-03
EP1458766B1 (en) 2010-10-20
BR0215011B1 (pt) 2012-12-11
WO2003051929A1 (en) 2003-06-26

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