IN168613B - - Google Patents

Info

Publication number
IN168613B
IN168613B IN128/DEL/87A IN128DE1987A IN168613B IN 168613 B IN168613 B IN 168613B IN 128DE1987 A IN128DE1987 A IN 128DE1987A IN 168613 B IN168613 B IN 168613B
Authority
IN
India
Application number
IN128/DEL/87A
Other languages
English (en)
Inventor
Alain Marsaly
Andre Martens
Fredevic Robert Marie Morterol
Charles Raufast
Original Assignee
Bp Chem Int Ltd
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 Bp Chem Int Ltd filed Critical Bp Chem Int Ltd
Publication of IN168613B publication Critical patent/IN168613B/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
    • C10G11/00—Catalytic cracking, in the absence of hydrogen, of hydrocarbon oils
    • C10G11/14—Catalytic cracking, in the absence of hydrogen, of hydrocarbon oils with preheated moving solid catalysts
    • C10G11/18—Catalytic cracking, in the absence of hydrogen, of hydrocarbon oils with preheated moving solid catalysts according to the "fluidised-bed" technique
    • C10G11/187—Controlling or regulating
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J8/00—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
    • B01J8/18—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles
    • B01J8/1809—Controlling processes
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2208/00—Processes carried out in the presence of solid particles; Reactors therefor
    • B01J2208/00008—Controlling the process
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2208/00—Processes carried out in the presence of solid particles; Reactors therefor
    • B01J2208/00008—Controlling the process
    • B01J2208/00017—Controlling the temperature
    • B01J2208/00026—Controlling or regulating the heat exchange system
    • B01J2208/00035—Controlling or regulating the heat exchange system involving measured parameters
    • B01J2208/0007—Pressure measurement
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2208/00—Processes carried out in the presence of solid particles; Reactors therefor
    • B01J2208/00008—Controlling the process
    • B01J2208/00654—Controlling the process by measures relating to the particulate material
    • B01J2208/00681—Agglomeration
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/00049—Controlling or regulating processes
    • B01J2219/00191—Control algorithm

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • General Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Polymerisation Methods In General (AREA)
  • Devices And Processes Conducted In The Presence Of Fluids And Solid Particles (AREA)
IN128/DEL/87A 1986-02-19 1987-02-16 IN168613B (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8602270A FR2594548B1 (fr) 1986-02-19 1986-02-19 Procede et dispositif pour detecter des anomalies dans un lit fluidise et application aux reacteurs a lit fluidise de polymerisation d'alphaolefines en phase gazeuse

Publications (1)

Publication Number Publication Date
IN168613B true IN168613B (fr) 1991-05-04

Family

ID=9332303

Family Applications (1)

Application Number Title Priority Date Filing Date
IN128/DEL/87A IN168613B (fr) 1986-02-19 1987-02-16

Country Status (7)

Country Link
US (1) US4858144A (fr)
EP (1) EP0233787B1 (fr)
JP (1) JPS62272136A (fr)
CA (1) CA1278068C (fr)
DE (1) DE3764280D1 (fr)
FR (1) FR2594548B1 (fr)
IN (1) IN168613B (fr)

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US5179523A (en) * 1989-10-26 1993-01-12 Johnson Walter A Method for determining the mole percent of a gas in binary gas mixture
WO1991006852A1 (fr) * 1989-10-26 1991-05-16 Johnson Walter A Analyseur de la purete d'un gaz, et procede
JPH04190133A (ja) * 1990-11-24 1992-07-08 Hitachi Ltd 設備の診断支援方式
DE4443773A1 (de) 1994-12-08 1996-06-13 Basf Ag Partikelverwirbelungsverfahren und Vorrichtung zu dessen Durchführung
CH692840A5 (de) * 1998-05-05 2002-11-29 Glatt Maschinen & Appbau Ag Wirbelschicht-Einrichtung und Verfahren zum Behandeln von Teilchen.
US6301546B1 (en) * 1999-01-22 2001-10-09 Exxon Research And Engineering Company Process for detecting and monitoring changes in properties of fluidized bed solids by pressure difference fluctuation measurement
FR2790087B1 (fr) * 1999-02-19 2001-04-20 Coflexip Procede et dispositif de mesure in situ de la distance entre deux elements donnes dans une conduite tubulaire
WO2001009196A1 (fr) * 1999-08-03 2001-02-08 Union Carbide Chemicals & Plastics Technology Corporation Procede pour detecter et corriger la defluidisation et la canalisation locales dans des reacteurs a lit fluidise destines a la polymerisation
US6384157B1 (en) 2000-05-16 2002-05-07 Union Carbide Chemicals & Plastics Technology Corporation Method of detecting and correcting local defluidization and channeling in fluidized-bed reactors for polymerization
US6460412B1 (en) * 2000-10-27 2002-10-08 Union Carbide Chemicals & Plastics Technology Corporation Detection of dynamic fluidized bed level in a fluidized bed polymerization reactor using ultrasonic waves or microwaves
US7846736B2 (en) * 2001-12-17 2010-12-07 Univation Technologies, Llc Method for polymerization reaction monitoring with determination of entropy of monitored data
US7226789B2 (en) * 2001-12-17 2007-06-05 Unication Technolofies, Llc Method of applying non-linear dynamics to control a gas-phase polyethylene reactor operability
US6759489B1 (en) * 2003-05-20 2004-07-06 Eastern Petrochemical Co. Fluidized bed methods for making polymers
EP1564222A1 (fr) * 2004-02-13 2005-08-17 Total Petrochemicals Research Feluy Production de polyoléfines avec une concentration élevée en oléfines
BE1015976A3 (fr) * 2004-04-14 2005-12-06 Broqueville Axel De Procede de polymerisation cataltytique dans un lit fluidifie vertical rotatif.
US7181654B2 (en) * 2004-09-17 2007-02-20 Fisher-Rosemount Systems, Inc. System and method for detecting an abnormal situation associated with a reactor
WO2006064046A2 (fr) 2004-12-15 2006-06-22 Axel De Broqueville Dispositif a lit fluidifie rotatif et procedes utilisant ce dispositif
US7829030B2 (en) * 2004-12-30 2010-11-09 Exxonmobil Chemical Patents Inc. Fluidizing a population of catalyst particles having a low catalyst fines content
US7829750B2 (en) * 2004-12-30 2010-11-09 Exxonmobil Chemical Patents Inc. Fluidizing a population of catalyst particles having a low catalyst fines content
WO2006107437A1 (fr) * 2005-03-31 2006-10-12 Univation Technologies, Llc Procede et systeme pour evaluer une qualite de fluidisation et une efficacite operationnelle d'un reacteur a partir du spectre de frequences de donnees de temperature
US7634937B2 (en) * 2005-07-01 2009-12-22 Symyx Solutions, Inc. Systems and methods for monitoring solids using mechanical resonator
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
JP2010505621A (ja) * 2006-10-10 2010-02-25 ユニベーション・テクノロジーズ・エルエルシー 容器から固形物を取り出すための吐出システム
US8129486B2 (en) * 2006-10-10 2012-03-06 Univation Technologies, Llc Discharge systems and methods of using the same
JP5519289B2 (ja) 2006-11-30 2014-06-11 ウエストレイク ロングビュー コーポレイション グリッドの汚れを検出する流速又は圧力センサーを備えた流動床オレフィン重合反応器用のガス分配プレート
JP4727612B2 (ja) * 2007-03-26 2011-07-20 三井化学株式会社 気相重合装置における触媒供給量および重合体排出量の制御装置
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
US8124697B2 (en) * 2008-02-27 2012-02-28 Westlake Longview Corporation Method of preventing or reducing agglomeration on grid in fluidized-bed vessel
US8129482B2 (en) * 2008-02-27 2012-03-06 Westlake Longview Corporation Method of preventing or reducing polymer agglomeration on grid in fluidized-bed reactors
ES2624858T3 (es) 2010-06-17 2017-07-17 Borealis Ag Sistema de control para un reactor en fase gaseosa, un reactor en fase gaseosa para la producción catalítica de poliolefinas, un método para producciones catalíticas de poliolefinas y un uso del sistema de control
EP3772372A1 (fr) 2019-08-05 2021-02-10 L'air Liquide, Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude Procédé de prévention de la fluidisation dans un réacteur à lit fixe catalytique par flux ascendant
WO2021118751A2 (fr) * 2019-12-11 2021-06-17 Exxonmobil Chemical Patents Inc. Production de polyéthylène en phase gazeuse
TWI747300B (zh) * 2020-05-27 2021-11-21 中國鋼鐵股份有限公司 燒結設備
CN113181844A (zh) * 2021-05-12 2021-07-30 哈尔滨理工大学 一种流化床监视装置及监测方法

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT953590B (it) * 1972-03-31 1973-08-10 Montedison Spa Fogli di carta caricati con mate riale elettroluminescente e con rete conduttrice incorporata atti alla preparazione di manufatti elettroluminescenti
JPS6023856B2 (ja) * 1978-07-05 1985-06-10 石川島播磨重工業株式会社 流動層内流動状態の検出方法
JPS5850772B2 (ja) * 1979-02-27 1983-11-12 工業技術院長 流動層反応装置及びその運転方法
JPS5854610B2 (ja) * 1979-05-15 1983-12-06 日本鉱業株式会社 触媒の粗粒化防止方法
US4441435A (en) * 1981-10-21 1984-04-10 Hitachi, Ltd. Fluidizing gas control system in fluidized-bed incinerator
JPS58115344A (ja) * 1981-12-28 1983-07-09 Ebara Corp ボイラ系におけるスケ−ル付着状態計測装置
US4421523A (en) * 1982-05-11 1983-12-20 The United States Of America As Represented By The Department Of Energy Control of bed height in a fluidized bed gasification system
JPS5946535A (ja) * 1982-09-09 1984-03-15 Sakata Denki Kk 水底沈澱物の検出方法
JPS60133206A (ja) * 1983-12-20 1985-07-16 Mitsubishi Heavy Ind Ltd 流動床炉の運転方法
DE3442659A1 (de) * 1984-11-23 1986-05-28 Basf Ag, 6700 Ludwigshafen Verfahren zur kontinuierlichen messung des fuellungsgrades von wirbelschichtapparaten
JPS61285384A (ja) * 1985-06-13 1986-12-16 三菱重工業株式会社 流動化状態検知方法

Also Published As

Publication number Publication date
JPS62272136A (ja) 1987-11-26
CA1278068C (fr) 1990-12-18
DE3764280D1 (de) 1990-09-20
FR2594548A1 (fr) 1987-08-21
EP0233787B1 (fr) 1990-08-16
US4858144A (en) 1989-08-15
EP0233787A1 (fr) 1987-08-26
FR2594548B1 (fr) 1989-05-19

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