SG38915A1 - Method and apparatus for controlling the concentration ratio of reactants in a feedstream to a reactor - Google Patents
Method and apparatus for controlling the concentration ratio of reactants in a feedstream to a reactorInfo
- Publication number
- SG38915A1 SG38915A1 SG1996000057A SG1996000057A SG38915A1 SG 38915 A1 SG38915 A1 SG 38915A1 SG 1996000057 A SG1996000057 A SG 1996000057A SG 1996000057 A SG1996000057 A SG 1996000057A SG 38915 A1 SG38915 A1 SG 38915A1
- Authority
- SG
- Singapore
- Prior art keywords
- feedstream
- reactor
- reactive
- ratio
- hydrocarbon
- Prior art date
Links
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
- G05D11/131—Controlling ratio of two or more flows of fluid or fluent material characterised by the use of electric means by measuring the values related to the quantity of the individual components
- G05D11/132—Controlling ratio of two or more flows of fluid or fluent material characterised by the use of electric means by measuring the values related to the quantity of the individual components by controlling the flow of the individual components
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
- B01D3/009—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping in combination with chemical reactions
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
- B01D3/42—Regulation; Control
- B01D3/4211—Regulation; Control of columns
- B01D3/4294—Feed stream
-
- 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
- B01F35/2132—Concentration, pH, pOH, p(ION) or oxygen-demand
-
- 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
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/0006—Controlling or regulating processes
-
- 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
- B01J8/001—Controlling catalytic processes
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C41/00—Preparation of ethers; Preparation of compounds having groups, groups or groups
- C07C41/01—Preparation of ethers
- C07C41/05—Preparation of ethers by addition of compounds to unsaturated compounds
- C07C41/06—Preparation of ethers by addition of compounds to unsaturated compounds by addition of organic compounds only
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
- B01F23/40—Mixing liquids with liquids; Emulsifying
-
- 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Control Of Non-Electrical Variables (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/393,769 US5586051A (en) | 1995-02-24 | 1995-02-24 | Chemical reactor feed control |
Publications (1)
Publication Number | Publication Date |
---|---|
SG38915A1 true SG38915A1 (en) | 1997-04-17 |
Family
ID=23556173
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SG1996000057A SG38915A1 (en) | 1995-02-24 | 1996-01-05 | Method and apparatus for controlling the concentration ratio of reactants in a feedstream to a reactor |
Country Status (13)
Country | Link |
---|---|
US (1) | US5586051A (sv) |
EP (1) | EP0729085A1 (sv) |
JP (1) | JPH08245466A (sv) |
CN (1) | CN1133447A (sv) |
AR (1) | AR000596A1 (sv) |
AU (1) | AU673649B1 (sv) |
BR (1) | BR9600123A (sv) |
CA (1) | CA2164752C (sv) |
CZ (1) | CZ55596A3 (sv) |
FI (1) | FI960824A (sv) |
NO (1) | NO960745L (sv) |
SG (1) | SG38915A1 (sv) |
SK (1) | SK24196A3 (sv) |
Families Citing this family (25)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5883292A (en) * | 1996-01-17 | 1999-03-16 | Twenty-First Century Research Corporation | Reaction control by regulating internal condensation inside a reactor |
US6039902A (en) * | 1996-06-24 | 2000-03-21 | Rpc Inc. | Methods of recycling catalyst in oxidations of hydrocarbons |
US6288270B1 (en) | 1996-06-24 | 2001-09-11 | Rpc Inc. | Methods for controlling the reaction rate of a hydrocarbon to an acid by making phase-related adjustments |
US6143927A (en) * | 1996-06-24 | 2000-11-07 | Rpc Inc. | Methods for removing catalyst after oxidation of hydrocarbons |
US6337051B1 (en) | 1996-06-24 | 2002-01-08 | Rpc Inc. | Device for detecting formation of a second liquid phase |
US5801273A (en) | 1996-08-21 | 1998-09-01 | Twenty-First Century Research Corporation | Methods and devices for controlling the reaction rate of a hydrocarbon to an intermediate oxidation product by pressure drop adjustments |
AU3811597A (en) | 1996-08-21 | 1998-03-06 | Twenty-First Century Research Corporation | Methods and devices for controlling the reaction by adjusting the oxidant consumption rate |
US6103933A (en) * | 1996-11-07 | 2000-08-15 | Rpc Inc. | Methods for controlling the oxidation rate of a hydrocarbon by adjusting the ratio of the hydrocarbon to a rate-modulator |
US5817868A (en) * | 1996-11-12 | 1998-10-06 | Twenty-First Century Research Corporation | Method and devices for controlling the oxidation of a hydrocarbon to an acid by regulating temperature/conversion relationship in multi-stage arrangements |
US5824819A (en) * | 1996-12-18 | 1998-10-20 | Twenty-First Century Research Corporation | Methods of preparing an intermediate oxidation product from a hydrocarbon by utilizing an activated initiator |
US6037491A (en) * | 1997-07-25 | 2000-03-14 | Rpc Inc. | Methods and devices for controlling hydrocarbon oxidations to respective acids by adjusting the solvent to hydrocarbon ratio |
US5929277A (en) * | 1997-09-19 | 1999-07-27 | Twenty-First Century Research Corporation | Methods of removing acetic acid from cyclohexane in the production of adipic acid |
US5908589A (en) * | 1997-12-08 | 1999-06-01 | Twenty-First Century Research Corporation | Methods for separating catalyst from oxidation mixtures containing dibasic acids |
KR20010040818A (ko) | 1998-02-09 | 2001-05-15 | 알피시 인코포레이티드 | 탄화수소의 이염기산 산화반응 혼합물내 코발트 촉매 처리방법 |
MXPA00008123A (es) * | 1998-02-19 | 2002-04-24 | Rpc Inc | Metodos y dispositivos para separar un catalizador a partir de mezclas de oxidacion. |
US6218573B1 (en) | 1998-07-02 | 2001-04-17 | Rpc Inc. | Methods of recovering catalyst in solution in the oxidation of cyclohexane to adipic acid |
US6340420B1 (en) | 1998-07-06 | 2002-01-22 | Rpc Inc. | Methods of treating the oxidation mixture of hydrocarbons to respective dibasic acids |
DE60123254T2 (de) * | 2000-07-31 | 2007-09-06 | Kinetics Chempure Systems, Inc., Tempe | Verfahren und vorrichtung zum mischen von prozessmaterialien |
US6646096B2 (en) * | 2000-11-29 | 2003-11-11 | General Electric Company | Method for controlling the manufacture of polycarbonate and the polycarbonate formed thereby |
MX2007014415A (es) * | 2005-05-20 | 2008-02-11 | Tronox Llc | Aparato y metodo para mezclar fluidos. |
DE102006033415A1 (de) * | 2006-07-19 | 2008-01-31 | Oxeno Olefinchemie Gmbh | Verfahren zur Herstellung von Alkyl-tert.-butylethern mit optimierter Temperaturführung in den Reaktoren |
CN103406074B (zh) * | 2013-08-21 | 2015-09-30 | 杭州和利时自动化有限公司 | 一种反应釜加料的方法及装置 |
WO2015119966A1 (en) * | 2014-02-06 | 2015-08-13 | Praxair Technology, Inc. | Improved dynamics gas blending system and process for producing mixtures with minimal variation within tolerance limits and increased gas utilization |
CN104950932B (zh) * | 2015-06-10 | 2017-07-28 | 广东顺德中山大学卡内基梅隆大学国际联合研究院 | 基于张动力学的搅拌罐排空及浆液输出浓度保持的方法 |
CN109725656A (zh) * | 2019-01-28 | 2019-05-07 | 安庆市泰发能源科技有限公司 | 甲基叔丁基醚内甲醇含量自动调节装置 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3135807A (en) * | 1960-12-30 | 1964-06-02 | Standard Oil Co | Manufacture of methyl t-butyl ether |
US4290110A (en) * | 1979-11-08 | 1981-09-15 | Phillips Petroleum Co. | Temperature control for a reactor |
US4332590A (en) * | 1981-02-20 | 1982-06-01 | Phillips Petroleum Company | Reactor control |
US4979091A (en) * | 1986-10-27 | 1990-12-18 | Phillips Petroleum Company | Control of a blending system |
US5118871A (en) * | 1988-11-22 | 1992-06-02 | Exxon Chemical Patents Inc | Minimizing deactivation of ether synthesis catalyst |
US4981491A (en) * | 1989-07-28 | 1991-01-01 | Mobil Oil Corporation | Production of ether-rich fuel |
US5108719A (en) * | 1989-10-24 | 1992-04-28 | Mobil Oil Corporation | Reactor system for ether production |
CA2043815C (en) * | 1990-09-04 | 1997-04-01 | Harvey D. Hensley | Methyl-tertiary ether production |
US5248837A (en) * | 1992-10-21 | 1993-09-28 | Chemical Research & Licensing Company | Method for controlling catalytic distillation etherifications |
-
1995
- 1995-02-24 US US08/393,769 patent/US5586051A/en not_active Expired - Fee Related
- 1995-12-08 CA CA002164752A patent/CA2164752C/en not_active Expired - Fee Related
- 1995-12-20 CN CN95120887A patent/CN1133447A/zh active Pending
- 1995-12-28 AR AR33487795A patent/AR000596A1/es unknown
- 1995-12-29 AU AU40749/95A patent/AU673649B1/en not_active Ceased
-
1996
- 1996-01-05 SG SG1996000057A patent/SG38915A1/en unknown
- 1996-01-17 JP JP8005502A patent/JPH08245466A/ja active Pending
- 1996-01-17 BR BR9600123A patent/BR9600123A/pt unknown
- 1996-02-23 NO NO960745A patent/NO960745L/no unknown
- 1996-02-23 EP EP96102731A patent/EP0729085A1/en not_active Ceased
- 1996-02-23 SK SK241-96A patent/SK24196A3/sk unknown
- 1996-02-23 CZ CZ96555A patent/CZ55596A3/cs unknown
- 1996-02-23 FI FI960824A patent/FI960824A/sv unknown
Also Published As
Publication number | Publication date |
---|---|
JPH08245466A (ja) | 1996-09-24 |
AR000596A1 (es) | 1997-07-10 |
BR9600123A (pt) | 1998-01-27 |
FI960824A0 (sv) | 1996-02-23 |
EP0729085A1 (en) | 1996-08-28 |
CN1133447A (zh) | 1996-10-16 |
CA2164752C (en) | 1998-12-29 |
AU673649B1 (en) | 1996-11-14 |
NO960745D0 (no) | 1996-02-23 |
CZ55596A3 (en) | 1997-02-12 |
US5586051A (en) | 1996-12-17 |
FI960824A (sv) | 1996-08-25 |
CA2164752A1 (en) | 1996-08-25 |
SK24196A3 (en) | 1998-03-04 |
NO960745L (no) | 1996-08-26 |
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