Optimization of Batch Processes
|
|
- Cory Norton
- 6 years ago
- Views:
Transcription
1 Integrated Scheduling and Dynamic Optimization of Batch Processes Yisu Nie and Lorenz T. Biegler Center for Advanced Process Decision-making Department of Chemical Engineering Carnegie Mellon University John M. Wassick The Dow Chemical Company 3/12/2011 1
2 Presentation Outline Introduction Motivating example Integrated formulation Case study Conclusions 3/12/2011 2
3 Introduction Batch chemical process These two problems are nested in nature An integrated decision-making approach merits attention 3/12/2011 3
4 Introduction How do we model dynamics? Differential Algebraic Equations Energy cost Material production Material consumption Material purity 3/12/2011 4
5 Introduction What advantages do dynamic optimization offer? Improvement on economic performance of individual operations A door to optimal production schedule of overall process... Trade-offs in an operation Trade-offs between a group of operations 3/12/2011 5
6 Motivating Example Recipe Flowsheet of a typical batch process 1) React feed material in the batch reactor for 1 hour at constant temperature 385 K 2) Remove the waste component generated by side reaction in the filter for 2 hours 3) Purify the intermediate in the distillation column for 2 hours with reflux ratio = 3 3/12/2011 6
7 Motivating Example Reactor 20 Gantt chart of recipe based model Optimal control profile Reactor temperature Dynamic Recipe 9 8 Optimal control profile Reflux ratio in column Dynamic Recipe Filter Column Reactor 20 Filter Column Time(hr) Gantt chart of integrated model dl Time(hr) Gantt charts Retemp Reflux 6 5 Optimal control profiles /12/2011 7
8 Scheduling Formulation Network-based representation of batch processes State Task Network (STN) (E. Kondili et al. 93) Resource Task Network (RTN) (C.C. Pantelides 94) Is there an alternative perspective? 3/12/2011 8
9 Scheduling Formulation A closed loop representation of chemical processes 3/12/2011 9
10 Scheduling Formulation Mathematical formulation Assignment constraints Material balance Capacity constraints 3/12/
11 Scheduling Formulation Sequencing constraints Operations in the same unit Operations in different units Material quality measurement Mixture composition Purity requirements 3/12/
12 Scheduling Formulation Unit operation Operating state Idle state 3/12/
13 Scheduling Formulation Overall formulation Mixed-Logic Dynamic Optimization (MLDO) Reformulation strategy Mixed-Integer Nonlinear Program (MINLP) Simultaneous collocation DAE Nonlinear algebraic equations Big-M reformulation Disjunctions Relaxed inequalities 3/12/
14 Case Study A state equipment representation of a multiproduct batch process Product recipes 3/12/
15 Case Study Gantt-chart for the case study Heater Heat <80> Heat <45> Heat <24.8> Reactor1 Rct1 <35> Rct2 <35> Rct2 <24.8> Reactor2 Rct1 <34.1> Rct2 <45> Rct2 <45> Filter1 Fil1 <69.1> Filter2 Fil2 <79.2> Fil2 <45.8> Fil2 <24.8> Column Dis1 <60> Dis2 <60> Dis2 <37.2> Line1 Pck1 <14.3> Pck2 <25.1> Line2 Pck1 <40.9> Pck2 <28.8> Pck3 <22.4> Time (hr) 3/12/
16 Case Study Scaled te emperature led temperature 8 6 Optimal temperature profile reactor 2 during slot Processing time (hr) 10 5 Optimal temperature profile reactor 2 during slot 2 Sca Scaled tempera ature Processing time (hr) 10 5 Optimal temperature profile reactor 2 during slot Processing time (hr) 3/12/
17 Case Study 6 Optimal reflux ratio profile of column during slot 3 Reflux ratio Processing time (hr) 6 Optimal reflux ratio profile of column during slot 4 Reflux ratio Processing time (hr) 4 Optimal reflux ratio profile of column during slot 5 Reflux ratio Processing time (hr) 3/12/
18 Conclusions Concluding remarks An integrated framework for short-term scheduling and dynamic real-time optimization of batch processes A reformulation strategy of mixed-logic dynamic optimization problems Future developments Decomposition techniques for practical applications Implementation with fast dynamic models Nonconvex MINLP solution strategies Material transportation and storage, changeovers and order fulfillment in scheduling 3/12/
19 Acknowledgements 3/12/
Cyclic short-term scheduling of multiproduct batch plants using continuous-time representation
Computers and Chemical Engineering (00) Cyclic short-term scheduling of multiproduct batch plants using continuous-time representation D. Wu, M. Ierapetritou Department of Chemical and Biochemical Engineering,
More informationFacing New Products Demand through Simultaneous Structural and Operational Decisions in the Design of the Control Recipe
Facing New Products Demand through Simultaneous Structural and Operational Decisions in the Design of the Control Recipe Marta Moreno-Benito, Antonio Espuña* Chemical Engineering Department, Univesitat
More informationImproved Big-M Reformulation for Generalized Disjunctive Programs
Improved Big-M Reformulation for Generalized Disjunctive Programs Francisco Trespalacios and Ignacio E. Grossmann Department of Chemical Engineering Carnegie Mellon University, Pittsburgh, PA 15213 Author
More informationEffective Continuous-Time Formulation for Short-Term Scheduling. 3. Multiple Intermediate Due Dates 1,2
3446 Ind. Eng. Chem. Res. 1999, 38, 3446-3461 Effective Continuous-Time Formulation for Short-Term Scheduling. 3. Multiple Intermediate Due Dates 1,2 M. G. Ierapetritou, T. S. Hené, and C. A. Floudas*
More informationAC : A MODULE FOR TEACHING BATCH OPERATIONS
AC 2010-726: A MODULE FOR TEACHING BATCH OPERATIONS Richard Turton, West Virginia University Richard Turton received his B.S. degree from the University of Nottingham and his M.S. and Ph.D. degrees from
More informationBatch Scheduling with Quality-based Changeovers
Batch Scheduling with Quality-based Changeovers Braulio Brunaud 1, Satyajith Amaran 2, Scott Bury 2, John Wassick 2, and Ignacio E. Grossmann 1 1 Carnegie Mellon University, Department of Chemical Engineering
More informationPlanning and Scheduling of batch processes. Prof. Cesar de Prada ISA-UVA
Planning and Scheduling of batch processes Prof. Cesar de Prada ISA-UVA prada@autom.uva.es Outline Batch processes and batch plants Basic concepts of scheduling How to formulate scheduling problems Solution
More informationSimultaneous Planning and Scheduling of Single-Stage Multiproduct Continuous Plants with Parallel Lines
Simultaneous Planning and Scheduling of Single-Stage Multiproduct Continuous Plants with Parallel Lines Muge Erdirik-Dogan, Ignacio E. Grossmann July 18, 2007 Department of Chemical Engineering, Carnegie
More informationOptimal Synthesis of Complex Distillation ColumnsUsing Rigorous Models
Optimal Synthesis of Complex Distillation ColumnsUsing Rigorous Models Ignacio E. Grossmann 1, Pío A. Aguirre 2 and Mariana Barttfeld 2 1 Department of Chemical Engineering, Carnegie Mellon University,
More informationStacy L. Janak, Xiaoxia Lin, and Christodoulos A. Floudas*
2516 Ind. Eng. Chem. Res. 2004, 43, 2516-2533 Enhanced Continuous-Time Unit-Specific Event-Based Formulation for Short-Term Scheduling of Multipurpose Batch Processes: Resource Constraints and Mixed Storage
More informationModel-based On-Line Optimization Framework for Semi-batch Polymerization Reactors
Preprints of the 9th International Symposium on Advanced Control of Chemical Processes The International Federation of Automatic Control MoA1.1 Model-based On-Line Optimization Framework for Semi-batch
More informationA Novel Priority-Slot Based Continuous-Time. Formulation for Crude-Oil Scheduling Problems
A Novel Priority-Slot Based Continuous-Time Formulation for Crude-Oil Scheduling Problems Sylvain Mouret, Ignacio E. Grossmann,, and Pierre Pestiaux Department of Chemical Engineering, Carnegie Mellon
More informationProcess Systems Engineering
Process Systems Engineering Coal Oxycombustion Flowsheet Optimization Alexander W. Dowling Lorenz T. Biegler Carnegie Mellon University David C. Miller, NETL March 10 th, 2013 1 Oxycombustion Flowsheet
More informationNumerical Optimization. Review: Unconstrained Optimization
Numerical Optimization Finding the best feasible solution Edward P. Gatzke Department of Chemical Engineering University of South Carolina Ed Gatzke (USC CHE ) Numerical Optimization ECHE 589, Spring 2011
More informationOptimal synthesis of storageless. batch plants using the Process. Intermediate Storage Operational. policy
Optimal synthesis of storageless batch plants using the Process Intermediate Storage Operational policy Thomas Pattinson Optimal synthesis of storageless batch plants using the Process Intermediate Storage
More informationSolving Mixed-Integer Nonlinear Programs
Solving Mixed-Integer Nonlinear Programs (with SCIP) Ambros M. Gleixner Zuse Institute Berlin MATHEON Berlin Mathematical School 5th Porto Meeting on Mathematics for Industry, April 10 11, 2014, Porto
More informationSimultaneous Cyclic Scheduling and Control of a Multiproduct CSTR Reactor
Simultaneous Cyclic Scheduling and Control of a Multiproduct CSTR Reactor Antonio Flores-Tlacuahuac Departamento de Ingeniería y Ciencias Químicas, Universidad Iberoamericana Prolongación Paseo de la Reforma
More informationKinetic Modeling for a Semi-Interpenetrating Polymer Network (SIPN) Process
Kinetic Modeling for a Semi-Interpenetrating Polymer Network (SIPN) Process Weijie Lin Advisor: Lorenz T. Biegler, Annette Jacobson Chemical Engineering Department Carnegie Mellon University, Pittsburgh,
More informationEstimating analytically the capacity of batch plants with shared equipment: a yoghurt plant case study
Procedia Food Science (0) 79 798 th International Congress on Engineering and Food (ICEF) Estimating analytically the capacity of batch plants with shared equipment: a yoghurt plant case study Alexandros
More informationSimultaneous mixed-integer dynamic optimization for integrated design and control
Computers and Chemical Engineering 31 (2007) 588 600 Simultaneous mixed-integer dynamic optimization for integrated design and control Antonio Flores-Tlacuahuac, Lorenz T. Biegler Department of Chemical
More informationContinuous-time versus discrete-time approaches for scheduling of chemical processes: a review
Computers and Chemical Engineering 28 (2004) 2109 2129 Review Continuous-time versus discrete-time approaches for scheduling of chemical processes: a review Christodoulos A. Floudas, Xiaoxia Lin Department
More informationReal-Time Optimization (RTO)
Real-Time Optimization (RTO) In previous chapters we have emphasized control system performance for disturbance and set-point changes. Now we will be concerned with how the set points are specified. In
More informationDynamic Real-Time Optimization: Linking Off-line Planning with On-line Optimization
Dynamic Real-Time Optimization: Linking Off-line Planning with On-line Optimization L. T. Biegler and V. Zavala Chemical Engineering Department Carnegie Mellon University Pittsburgh, PA 15213 April 12,
More informationModeling and Optimization of Semi- Interpenetrating Polymer Network (SIPN) Particle Process
Modeling and Optimization of Semi- Interpenetrating Polymer Network (SIPN) Particle Process Weijie Lin, Lorenz T. Biegler, Annette Jacobson Chemical Engineering Department Carnegie Mellon University, Pittsburgh,
More informationLecture 1: Basics Concepts
National Technical University of Athens School of Chemical Engineering Department II: Process Analysis and Plant Design Lecture 1: Basics Concepts Instructor: Α. Kokossis Laboratory teaching staff: Α.
More informationTime-optimal scheduling for high throughput screening processes using cyclic discrete event models
Mathematics and Computers in Simulation 66 2004 181 191 ime-optimal scheduling for high throughput screening processes using cyclic discrete event models E. Mayer a,, J. Raisch a,b a Fachgruppe System
More informationMULTIOBJECTIVE OPTIMIZATION CONSIDERING ECONOMICS AND ENVIRONMENTAL IMPACT
MULTIOBJECTIVE OPTIMIZATION CONSIDERING ECONOMICS AND ENVIRONMENTAL IMPACT Young-il Lim, Pascal Floquet, Xavier Joulia* Laboratoire de Génie Chimique (LGC, UMR-CNRS 5503) INPT-ENSIGC, 8 chemin de la loge,
More informationParameter estimation and model discrimination of batch solid-liquid reactors
estimation and model discrimination of batch solid-liquid reactors Yajun Wang, Lorenz T. Biegler Carnegie Mellon University Mukund Patel, John Wassick The Dow Chemical Company Enterprise-wide Optimization
More informationA Brief Perspective on Process Optimization
A Brief Perspective on Process Optimization L. T. Biegler Carnegie Mellon University November, 2007 Annual AIChE Meeting Salt Lake City, UT Overview Introduction Main Themes Modeling Levels Closed Models
More informationModel-based Conceptual Design and Tool Support for the Development of Continuous Chemical Processes
Ian David Lockhart Bogle and Michael Fairweather (Editors), Proceedings of the 22nd European Symposium on Computer Aided Process Engineering, 17-20 June 2012, London. 2012 Elsevier B.V. All rights reserved
More informationIntegration of Scheduling and Control Operations
Integration of Scheduling and Control Operations Antonio Flores T. with colaborations from: Sebastian Terrazas-Moreno, Miguel Angel Gutierrez-Limon, Ignacio E. Grossmann Universidad Iberoamericana, México
More informationA Trust-region Algorithm for the Optimization of PSA Processes using Reduced-order Modeling
A Trust-region Algorithm for the Optimization of PSA Processes using Reduced-order Modeling Anshul Agarwal Advisor: Lorenz T. Biegler CAPD Annual Review Meeting March 7, 2010 Pressure Swing Adsorption
More informationAn Introduction to Pharmaceutical & Chemical Process Technology. Paul Ashall
An Introduction to Pharmaceutical & Chemical Process Technology Paul Ashall Aspects of Industrial Chemical Processes Products Types of process Flowsheets Mass balances Energy balances Heat transfer and
More informationThe Role of Process Integration in Process Synthesis
The Role of Process Integration in Process Synthesis Jeffrey J. Siirola Purdue University, West Lafayette, Indiana Carnegie Mellon University, Pittsburgh, Pennsylvania "Process integration" and "process
More informationOptimization Algorithms for Integration of Design, Control, and Scheduling for Chemical Processes Subject to Disturbances and Uncertainty
Optimization Algorithms for Integration of Design, Control, and Scheduling for Chemical Processes Subject to Disturbances and Uncertainty by Robert Koller A thesis presented to the University of Waterloo
More informationDeterministic Global Optimization Algorithm and Nonlinear Dynamics
Deterministic Global Optimization Algorithm and Nonlinear Dynamics C. S. Adjiman and I. Papamichail Centre for Process Systems Engineering Department of Chemical Engineering and Chemical Technology Imperial
More informationOperator assignment problem in aircraft assembly lines: a new planning approach taking into account economic and ergonomic constraints
Operator assignment problem in aircraft assembly lines: a new planning approach taking into account economic and ergonomic constraints Dmitry Arkhipov, Olga Battaïa, Julien Cegarra, Alexander Lazarev May
More informationLogic-Based Outer-Approximation Algorithm for Solving Discrete-Continuous Dynamic Optimization Problems
Logic-Based Outer-Approximation Algorithm for Solving Discrete-Continuous Dynamic Optimization Problems Ruben Ruiz-Femenia,Antonio Flores-Tlacuahuac, Ignacio E. Grossmann Department of Chemical Engineering
More informationMixed-Integer Nonlinear Decomposition Toolbox for Pyomo (MindtPy)
Mario R. Eden, Marianthi Ierapetritou and Gavin P. Towler (Editors) Proceedings of the 13 th International Symposium on Process Systems Engineering PSE 2018 July 1-5, 2018, San Diego, California, USA 2018
More informationProcess Design Decisions and Project Economics Prof. Dr. V. S. Moholkar Department of Chemical Engineering Indian Institute of Technology, Guwahati
Process Design Decisions and Project Economics Prof. Dr. V. S. Moholkar Department of Chemical Engineering Indian Institute of Technology, Guwahati Module - 2 Flowsheet Synthesis (Conceptual Design of
More informationProcess design decisions and project economics Dr. V. S. Moholkar Department of chemical engineering Indian Institute of Technology, Guwahati
Process design decisions and project economics Dr. V. S. Moholkar Department of chemical engineering Indian Institute of Technology, Guwahati Module - 02 Flowsheet Synthesis (Conceptual Design of a Chemical
More informationA new robust optimization approach for scheduling under uncertainty: I. Bounded uncertainty
Computers and Chemical Engineering 28 (2004) 1069 1085 A new robust optimization approach for scheduling under uncertainty: I. Bounded uncertainty Xiaoxia Lin, Stacy L. Janak, Christodoulos A. Floudas
More informationScheduling of oil-refinery operations
Felipe Díaz-Alvarado 2, Francisco Trespalacios 1, Ignacio Grossmann 1 1 Center for Advanced Process Decision-making. Carnegie Mellon University 2 Department of Chemical and Biotechnological Engineering.
More informationMulti-Task/Multi-Stage Production Planning and Scheduling for Process Industries
Multi-Task/Multi-Stage Production Planning and Scheduling for Process Industries Francesco Gaglioppa Lisa A. Miller Saif Benjaafar Graduate Program in Industrial Engineering Department of Mechanical Engineering
More informationSimultaneous Cyclic Scheduling and Control of Tubular Reactors: Parallel Production Lines
Simultaneous Cyclic Scheduling and Control of Tubular Reactors: Parallel Production Lines Antonio Flores-Tlacuahuac Departamento de Ingeniería y Ciencias Químicas, Universidad Iberoamericana Prolongación
More informationReal-Time Feasibility of Nonlinear Predictive Control for Semi-batch Reactors
European Symposium on Computer Arded Aided Process Engineering 15 L. Puigjaner and A. Espuña (Editors) 2005 Elsevier Science B.V. All rights reserved. Real-Time Feasibility of Nonlinear Predictive Control
More informationOptimal Design of a Reactive Distillation Column
Optimal Design of a Reactive Distillation Column Edwin Zondervan, Mayank Shah * and André B. de Haan Eindhoven University of Technology, Department of Chemistry and Chemical Engineering, P.O. Box 513,
More informationMultiperiod Blend Scheduling Problem
ExxonMobil Multiperiod Blend Scheduling Problem Juan Pablo Ruiz Ignacio E. Grossmann Department of Chemical Engineering Center for Advanced Process Decision-making University Pittsburgh, PA 15213 1 Motivation
More informationbased on crystallization technology
Optimal synthesis of p-xylene separation processes based on crystallization technology Ricardo M. Lima, Ignacio E. Grossmann Department of Chemical Engineering, Carnegie Mellon University Pittsburgh, PA
More informationProcess Classification
Process Classification Before writing a material balance (MB) you must first identify the type of process in question. Batch no material (mass) is transferred into or out of the system over the time period
More informationAggregate Models based on Improved Group Methods for Simulation and Optimization of Distillation Systems
Aggregate Models based on Improved Group Methods for Simulation and Optimization of Distillation Systems Ravindra S. Kamath 1, Ignacio E. Grossmann 1,*, and Lorenz T. Biegler 1 1 Chemical Engineering Department,
More informationChemical Plant Design I Basic Concept of Process Design. Dr.Eng. Yulius Deddy Hermawan
I Basic Concept of Process Design Dr.Eng. Yulius Deddy Hermawan Department of Chemical Engineering UPN Veteran Yogyakarta Outline 1. 2. 3. 4. 5. 6. 7. Formulation of The Design Problem Chemical Process
More informationARTICLE IN PRESS. Computers & Operations Research
Computers & Operations Research ( ) -- Contents lists available at ScienceDirect Computers & Operations Research journal homepage: www.elsevier.com/locate/cor Optimal sizing, scheduling and shift policy
More informationOptimizing Economic Performance using Model Predictive Control
Optimizing Economic Performance using Model Predictive Control James B. Rawlings Department of Chemical and Biological Engineering Second Workshop on Computational Issues in Nonlinear Control Monterey,
More informationOptimization in Process Systems Engineering
Optimization in Process Systems Engineering M.Sc. Jan Kronqvist Process Design & Systems Engineering Laboratory Faculty of Science and Engineering Åbo Akademi University Most optimization problems in production
More informationOPTIMAL SCHEDULING OF CONVERTER AISLE OPERATION IN A NICKEL SMELTING PLANT
OPTIMAL SCHEDULING OF CONVERTER AISLE OPERATION IN A NICKEL SMELTING PLANT OPTIMAL SCHEDULING OF CONVERTER AISLE OPERATION IN A NICKEL SMELTING PLANT by Christopher M. Ewaschuk, B. Eng. Mgt. (Chemical
More informationAn MILP production scheduling model for a phosphate fertilizer plant using the discrete time representation
Journal of Applied Operational Research (218) Vol. 1, No. 1, 2 24 ISSN 1735-8523 (Print), ISSN 1927-89 (Online) An MILP production scheduling model for a phosphate fertilizer plant using the discrete time
More informationEAF #1. Caster LMF EAF #2
A Decomposition Approach for the Scheduling of a Steel Plant Production Iiro Harjunkoski and Ignacio E. Grossmann Λ Department of Chemical Engineering Carnegie Mellon University, Pittsburgh, PA 15213 Email:
More informationConstraint Qualification Failure in Action
Constraint Qualification Failure in Action Hassan Hijazi a,, Leo Liberti b a The Australian National University, Data61-CSIRO, Canberra ACT 2601, Australia b CNRS, LIX, Ecole Polytechnique, 91128, Palaiseau,
More informationChemical Production Scheduling:
Chemical Production Scheduling: Notation, Problem Classes, Modeling Approaches, and Solution Methods Christos T. Maravelias Department of Chemical and Biological Engineering University of Wisconsin Madison
More informationApplication of Decomposition Methodology to Solve Integrated Process Design and Controller Design Problems for Reactor-Separator-Recycle Systems
Proceedings of the 9th International Symposium on Dynamics and Control of Process Systems (DYCOPS 2010), Leuven, Belgium, July 5-7, 2010 Mayuresh Kothare, Moses Tade, Alain Vande Wouwer, Ilse Smets (Eds.)
More informationSystems Engineering Spring Group Project #1: Process Flowsheeting Calculations for Acetic Anhydride Plant. Date: 2/25/00 Due: 3/3/00
10.551 Systems Engineering Spring 2000 Group Project #1: Process Flowsheeting Calculations for Acetic Anhydride Plant Date: 2/25/00 Due: 3/3/00 c Paul I. Barton, 14th February 2000 At our Nowhere City
More informationA Lagrangean Heuristic Approach for the Simultaneous Cyclic Scheduling and Optimal Control of Multi-Grade Polymerization Reactors.
A Lagrangean Heuristic Approach for the Simultaneous Cyclic Scheduling and Optimal Control of Multi-Grade Polymerization Reactors. Sebastian Terrazas-Moreno, Antonio Flores-Tlacuahuac Departamento de Ingeniería
More informationAnalyzing the computational impact of individual MINLP solver components
Analyzing the computational impact of individual MINLP solver components Ambros M. Gleixner joint work with Stefan Vigerske Zuse Institute Berlin MATHEON Berlin Mathematical School MINLP 2014, June 4,
More informationA Study of Time Representation in a Class of Short Term Scheduling Problems
A Study of Time Representation in a Class of Short Term Scheduling Problems by Saman Lagzi A thesis presented to the University of Waterloo in fulfillment of the thesis requirement for the degree of Master
More informationStructural Multiplicity and Redundancy in Chemical Process Synthesis with MINLP
Structural Multiplicity and Redundancy in Chemical Process Synthesis with MINLP Tivadar Farkas, Endre Rev and Zoltan Lelkes * Chemical Engineering Department, Budapest University of Technology and Economics
More informationThe Separation Problem for Binary Decision Diagrams
The Separation Problem for Binary Decision Diagrams J. N. Hooker Joint work with André Ciré Carnegie Mellon University ISAIM 2014 Separation Problem in Optimization Given a relaxation of an optimization
More informationSIMULTANEOUS OPTIMAL DESIGN AND OPERATION OF MULTIPURPOSE BATCH DISTILLATION COLUMNS
SIMULTANEOUS OPTIMAL DESIGN AND OPERATION OF MULTIPURPOSE BATCH DISTILLATION COLUMNS Kian Huat Low and Eva Sorensen 1 Centre for Process Systems Engineering Department of Chemical Engineering University
More informationOptimization of an Ammonia Synthesis Reactor using Simultaneous Approach
197 A publication of CHEMICAL ENGINEERING TRANSACTIONS VOL. 43, 015 Chief Editors: Sauro Pierucci, Jiří J. Klemeš Copyright 015, AIDIC Servizi S.r.l., ISBN 978-88-95608-34-1; ISSN 83-916 The Italian Association
More informationCutting Planes for First Level RLT Relaxations of Mixed 0-1 Programs
Cutting Planes for First Level RLT Relaxations of Mixed 0-1 Programs 1 Cambridge, July 2013 1 Joint work with Franklin Djeumou Fomeni and Adam N. Letchford Outline 1. Introduction 2. Literature Review
More informationAbstract Process Economics Program Report 37B ACETIC ACID AND ACETIC ANHYDRIDE (November 1994)
Abstract Process Economics Program Report 37B ACETIC ACID AND ACETIC ANHYDRIDE (November 1994) This Report presents preliminary process designs and estimated economics for the manufacture of acetic acid
More informationEfficient Handling of the Implicit Constraints Problem for the ASPEN MINLP Synthesizer
2006 Ind. Eng. Chem. Res. 1993,32, 2006-2011 Efficient Handling of the Implicit Constraints Problem for the ASPEN MINLP Synthesizer U. M. Diwekar' and E. S. Rubin Environmental Institute h Department of
More informationDEPARTMENT OF CHEMICAL ENGINEERING University of Engineering & Technology, Lahore. Mass Transfer Lab
DEPARTMENT OF CHEMICAL ENGINEERING University of Engineering & Technology, Lahore Mass Transfer Lab Introduction Separation equipments account for a major part of the capital investment in process industry.
More informationComputational Integer Programming. Lecture 2: Modeling and Formulation. Dr. Ted Ralphs
Computational Integer Programming Lecture 2: Modeling and Formulation Dr. Ted Ralphs Computational MILP Lecture 2 1 Reading for This Lecture N&W Sections I.1.1-I.1.6 Wolsey Chapter 1 CCZ Chapter 2 Computational
More informationConceptual Design of Reactive Distillation Columns with Non-Reactive Sections
Conceptual esign of Reactive istillation Columns with Non-Reactive Sections R. M. ragomir, M. Jobson epartment of Process Integration, UMIST, PO ox 88, M60 Q, Manchester, UK Abstract Reactive distillation
More informationProper Security Criteria Determination in a Power System with High Penetration of Renewable Resources
Proper Security Criteria Determination in a Power System with High Penetration of Renewable Resources Mojgan Hedayati, Kory Hedman, and Junshan Zhang School of Electrical, Computer, and Energy Engineering
More informationProcess Chemometrics in the Dow Chemical company. Zdravko Stefanov and Leo Chiang Analytical Technology Center The Dow Chemical Company
Process Chemometrics in the Dow Chemical company Zdravko Stefanov and Leo Chiang Analytical Technology Center The Dow Chemical Company 1 Outline Who we are and how we approach problems Process chemometrics
More informationAdvanced Strategies for Optimal Design and Operation of. Pressure Swing Adsorption Processes. Submitted in partial fulfillment of the requirements for
Advanced Strategies for Optimal Design and Operation of Pressure Swing Adsorption Processes Submitted in partial fulfillment of the requirements for the degree of Doctor of Philosophy in Chemical Engineering
More informationCONSTRAINED OPTIMIZATION LARS IMSLAND
Introduction to course TTK16 Mixed integer optimization in energy and oil and gas systems CONSTRAINED OPTIMIZATION LARS IMSLAND TTK16 overview This introduction lecture One week intensive course Starting
More informationMixed Integer Programming Solvers: from Where to Where. Andrea Lodi University of Bologna, Italy
Mixed Integer Programming Solvers: from Where to Where Andrea Lodi University of Bologna, Italy andrea.lodi@unibo.it November 30, 2011 @ Explanatory Workshop on Locational Analysis, Sevilla A. Lodi, MIP
More informationLinear Programming: Model Formulation and Graphical Solution
Linear Programming: Model Formulation and Graphical Solution 1 Chapter Topics Model Formulation A Maximization Model Example Graphical Solutions of Linear Programming Models A Minimization Model Example
More informationSimultaneous Scheduling and Control of Multiproduct Continuous Parallel Lines
Simultaneous Scheduling and Control of Multiproduct Continuous Parallel Lines Antonio Flores-Tlacuahuac Departamento de Ingeniería y Ciencias Químicas, Universidad Iberoamericana Prolongación Paseo de
More informationPART I PROBLEM FORMULATION
PART I PROBLEM FORMULATION Formulating the problem is perhaps the most crucial step in optimization. Problem formulation requires identifying the essential elements of a conceptual or verbal statement
More informationLarge Scale Process System Optimization
Science Research 2015; 3(3): 58-65 Published online April 17, 2015 (http://www.sciencepublishinggroup.com/j/sr) doi: 10.11648/j.sr.20150303.13 ISSN: 2329-0935 (Print); ISSN: 2329-0927 (Online) Large Scale
More informationStoring energy or Storing Consumption?
Storing energy or Storing Consumption? It is not the same! Joachim Geske, Richard Green, Qixin Chen, Yi Wang 40th IAEE International Conference 18-21 June 2017, Singapore Motivation Electricity systems
More informationLevel 2: Input output structure
Level : Input output structure Cheng-Ching Yu Dept of Chem. Eng. National Taiwan University ccyu@ntu.edu.tw 0-3365-1759 1 Input/output Structure Hierarchy of decisions 1. batch versus continuous. Input-output
More informationReal-Time Implementation of Nonlinear Predictive Control
Real-Time Implementation of Nonlinear Predictive Control Michael A. Henson Department of Chemical Engineering University of Massachusetts Amherst, MA WebCAST October 2, 2008 1 Outline Limitations of linear
More informationProjection, Inference, and Consistency
Projection, Inference, and Consistency John Hooker Carnegie Mellon University IJCAI 2016, New York City A high-level presentation. Don t worry about the details. 2 Projection as a Unifying Concept Projection
More informationOptimization of Production, Maintenance, Design and Reliability for Multipurpose Process Plants: an Analysis and Revision of Models
Syracuse University SURFACE Syracuse University Honors Program Capstone Projects Syracuse University Honors Program Capstone Projects Spring 5-1-2008 Optimization of Production, Maintenance, Design and
More informationKaibel Column: Modeling, Optimization, and Conceptual Design of Multi-product Dividing Wall Columns
Kaibel Column: Modeling, Optimization, and Conceptual Design of Multi-product Dividing Wall Columns E. Soraya Rawlings a, *, Qi Chen b, Ignacio E. Grossmann b, and Jose A. Caballero c a Departamento de
More informationHeterogeneous Azeotropic Distillation Operational Policies and Control
Heterogeneous Azeotropic Distillation Operational Policies and Control Claudia J. G. Vasconcelos * and Maria Regina Wolf-Maciel State University of Campinas, School of Chemical Engineering, Campinas/SP,
More informationIndicator Constraints in Mixed-Integer Programming
Indicator Constraints in Mixed-Integer Programming Andrea Lodi University of Bologna, Italy - andrea.lodi@unibo.it Amaya Nogales-Gómez, Universidad de Sevilla, Spain Pietro Belotti, FICO, UK Matteo Fischetti,
More informationProjection, Consistency, and George Boole
Projection, Consistency, and George Boole John Hooker Carnegie Mellon University CP 2015, Cork, Ireland Projection as a Unifying Concept Projection underlies both optimization and logical inference. Optimization
More informationOptimal dynamic operation of chemical processes: Assessment of the last 20 years and current research opportunities
Optimal dynamic operation of chemical processes: Assessment of the last 2 years and current research opportunities James B. Rawlings Department of Chemical and Biological Engineering April 3, 2 Department
More informationKinetic Model Parameter Estimation for Product Stability: Non-uniform Finite Elements and Convexity Analysis
Kinetic Model Parameter Estimation for Product Stability: Non-uniform Finite Elements and Convexity Analysis Mark Daichendt, Lorenz Biegler Carnegie Mellon University Pittsburgh, PA 15217 Ben Weinstein,
More informationChapter 2. Copyright 2010 Pearson Education, Inc. Publishing as Prentice Hall 2-1
Linear Programming: Model Formulation and Graphical Solution Chapter 2 2-1 Chapter Topics Model Formulation A Maximization Model Example Graphical Solutions of Linear Programming Models A Minimization
More informationIntegrated Scheduling and Control in Discrete-time with Dynamic Parameters and Constraints
Brigham Young University BYU ScholarsArchive All Faculty Publications 2018-7 Integrated Scheduling and Control in Discrete-time with Dynamic Parameters and Constraints Logan Beal Brigham Young University
More informationNumber of (Nested) Shopping Carts Three nested shopping carts are shown.
Randy must fit shopping carts into an area that has a length of 82 feet and a width of one shopping cart. He made some measurements necessary for his computations. The table shows the length of a set of
More informationBITS-Pilani Dubai, International Academic City, Dubai Second Semester. Academic Year
BITS-Pilani Dubai, International Academic City, Dubai Second Semester. Academic Year 2007-2008 Evaluation Com anent: Com rehensive Examination Closed Book CHE UC441/11NSTR UC 45'1 PROCESS CONTROL Date:
More informationUsing Integer Programming for Strategic Underground and Open Pit-to-Underground Scheduling
Using Integer Programming for Strategic Underground and Open Pit-to-Underground Scheduling Barry King Advisor: Alexandra Newman Operations Research with Engineering PhD Program August 5-6, 2016 Cutoff
More information