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optimal design of batchsemicontinuous processes

optimal design of batchsemicontinuous processes

Environmental impact considerations in the optimal design ...

Jul 24, 1997  A systematic methodology for incorporating ecological considerations in the optimal design and scheduling of batch/semi-continuous processes is presented in this

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Optimal design of batch‐storage network with multitasking ...

Sep 09, 2005  The ability of the proposed method to determine the optimal plant design is demonstrated through the example of a high density polyethylene (HDPE) plant. Based on

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Optimal design of a multi-product batch plant - ScienceDirect

Jan 01, 1998  A convex MINLP model for the preliminary design problem of a multi-product batch plant is developed. The plant model consists of several batch and semicontinuous

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ACS Publications: Chemistry journals, books, and ...

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Product and Process Design ... - Princeton University

Oct 11, 2010  Floudas C. A. and P. M. Pardalos, "Recent Developments in Global Optimization and Their Relevance to Process Design", In Proceedings of the Foundations of Computer

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(PDF) GLOBAL DESIGN OPTIMIZATION OF A REFRIGERATION

The optimal design of large-scale process plant is difficult due to the presence of Pareto sets or nondominated solutions. Many conventional and advanced

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Environmental impact considerations in the optimal design ...

A systematic methodology for incorporating ecological considerations in the optimal design and scheduling of batch/semi-continuous processes is presented in this paper. The methodology embeds principles from Life Cycle Analysis (LCA) within a general multi-objective formulation for the design of multipurpose batch plants, with process economics ...

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Optimization of hybrid discrete/continuous dynamic systems ...

Examples include the design of operating procedures for process start-up, shut-down and changeovers, the design of emergency shutdown systems, or the optimal design of inherently dynamic processes such as those operated in a batch, semi-continuous and/or periodic manner. The most intriguing class of problems are those in which the optimal ...

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Optimal design of upstream processes in biotransformation ...

The cost-optimal design of process units and the optimal scheduling of their operation can be obtained using the proposed formulation that has been implemented in software available from the journal web page or the corresponding author. The proposed optimization model can be used to quantify the effects of decisions taken at a lab scale on the ...

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Optimal design of pre-fermentation and fermentation stages ...

Nov 01, 2014  Process optimization is a challenging task in process design and the mathematical programming is an excellent tool for implementing it. ... Optimal design of batch/semi-continuous processes. Ind Eng Chem Process Des Dev, 21 (1982), pp.

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SYNTHESIS AND OPTIMIZATION OF INTEGRATED CHEMICAL

Optimal Batch Process Development During the course of this project we have completed the following tasks: 1. completed the initial work on screening models for batch process development, which have appeared as a two part article (2, 11. 2. undertaken a detailed study of the 'novel' middle vessel batch distillation configuration when applied

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Processes Free Full-Text Optimal Design of IPMSM for ...

In this paper, subdivided kriging multi-objective optimization (SKMOO) is proposed for the optimal design of interior permanent magnet synchronous motor (IPMSM). The SKMOO with surrogate kriging model can obtain a uniform and accurate pareto front set with a reduced computation cost compared to conventional algorithms which directly adds the solution in the objective function area.

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Optimal design and operation of activated sludge processes ...

Dec 01, 2015  Problems dealing with optimal control/design of ASPs are quite interesting to address from an academic and a theoretical perspectives given the complexity of the process model. Some authors [12] , [13] , [14] have even considered such challenging problems with the aim of testing the effectiveness of the optimization algorithms that they developed.

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Introduction to Ideal Reactors

Semi-batch Semi-continuous Control of environmental conditions e.g. substrate concentration (inhibition), induction of product formation; most flexible for selecting optimal conditions; most frequently used in biotechnological processes and in fine chemical industry Requires feeding strategy e.g. to keep constant temperature or

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Optimal design of intensified processes for DME synthesis ...

Oct 04, 2017  The design of RD processes can be performed using single and multi-objective optimization approaches (Segovia-Hernandez et al., 2015). The optimal design of the RD process (and the next one using reactive distillation) is a mixed-integer nonlinear problem (MINLP).

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Product and Process Design ... - Princeton University

Oct 11, 2010  Floudas C. A. and P. M. Pardalos, "Recent Developments in Global Optimization and Their Relevance to Process Design", In Proceedings of the Foundations of Computer Aided Process Design, FOCAPD'99, Malone M. F. and J. A. Trainham, Eds. (1999).

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(PDF) Optimal design of pre-fermentation and fermentation ...

Fuels 2009;23:5121–33. [21] Corsano G, Aguirre PA, Montagna JM. Multiperiod design and planning of [2] Knopf FC, Okos MR, Reklaitis GV. Optimal design of batch/semi-continuous multiproduct batch plants with mixed product campaigns. AIChE J processes.

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Pharmaceutical crystallisation processes from batch to ...

Mar 01, 2015  The concentration control (C-control) strategy was originally designed to control batch crystallisation processes by following a predefined optimal solute concentration vs. temperature or antisolvent mass fraction trajectory, which defines the design-space of the batch process.

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Optimal Design of Multiperiod Batch-Storage Network ...

The model determines the optimal purchases of the feedstocks, production levels of the processes, sales of final products, and safety stock levels of all the chemicals.

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CONTRIBUCION AL ESTUDIO DE PLANTAS QUIMICAS

[24] Faqir, N. M. y I. A. Karimi, Optimal Design of Batch Plants with Single Pro-duction Routes. Industrial and Engineering Chemistry Research, 31, 1315-1325 (1992). [25] Fichtner, G., H. J. Reinhart y D. W. T. Rippin, The Design of Flexible Chemical Plants by the Application of

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Analysis and Optimal Design of Batch and Two‐Column ...

Mar 23, 2021  Analysis and Optimal Design of Batch and Two‐Column Continuous Chromatographic Frontal Processes for Monoclonal Antibody Purification Ce Shi Key Laboratory of Biomass Chemical Engineering of Ministry of Education, College of Chemical and Biological Engineering, Zhejiang University, Hangzhou, 310027 China

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Optimal Design of an Integrated Discontinuous Water-Using ...

A systematic approach is proposed to design an optimal batch water-using network with centralized regeneration in order to deal with coordination of discontinuous water-using operations with one central continuous regeneration unit during multiple repeated batch cycles. The mathematical formulation in weak forms that readily induces process dynamic expressions is established under the ...

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SYNTHESIS AND OPTIMIZATION OF INTEGRATED CHEMICAL

Optimal Batch Process Development During the course of this project we have completed the following tasks: 1. completed the initial work on screening models for batch process development, which have appeared as a two part article (2, 11. 2. undertaken a detailed study of the 'novel' middle vessel batch distillation configuration when applied

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5.5.2.1. D-Optimal designs

The best design is the one with the highest D-efficiency. Other reported efficiencies (e.g. A, G, I) help choose an optimal design when various models produce similar D-efficiencies. D-optimal design: The D-optimal design (D=0.6825575, A=2.2, G=1, I=4.6625) using 12

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Processes Free Full-Text Optimal Design of IPMSM for ...

In this paper, subdivided kriging multi-objective optimization (SKMOO) is proposed for the optimal design of interior permanent magnet synchronous motor (IPMSM). The SKMOO with surrogate kriging model can obtain a uniform and accurate pareto front set with a reduced computation cost compared to conventional algorithms which directly adds the solution in the objective function area.

get price

Optimal design of batch‐storage network with uncertainty ...

The aim of this study was to find an analytic solution to the problem of determining the optimal capacity of a batch-storage network to meet the demand for finished products in a system undergoing random failures of operating time and/or batch material. The superstructure of the plant considered here consists of a network of serially and/or parallel interlinked batch processes and storage units.

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Introduction to Ideal Reactors

Semi-batch Semi-continuous Control of environmental conditions e.g. substrate concentration (inhibition), induction of product formation; most flexible for selecting optimal conditions; most frequently used in biotechnological processes and in fine chemical industry Requires feeding strategy e.g. to keep constant temperature or

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MATHEMATICAL MODELING, SIMULATION, AND OPTIMAL

kinetics estimation, steady-state process design, and the design of dynamic feedback control structures. Comparisons to experimental data possible to are made wherekeep the simulations relevant and grounded in reality. Simulations 1 and 3 are the first to simulate their corresponding processes.

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Processes Free Full-Text Optimal Design of a Carbon ...

The aim of this work is to optimize the conceptual design of an amine-based carbon dioxide (CO2) separation process for Enhanced Oil Recovery (EOR). A systematic approach is applied to predict the economic profitability of the system while reducing the environmental impacts. Firstly, we model the process with UniSim and determine the governing degrees of freedom (DoF) through a sensitivity ...

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Process Systems Engineering - RWTH AACHEN UNIVERSITY ...

Model-based experimental analysis and process analytics: developing methods for modeling and optimal design of experiments for identification of kinetic phenomena in multi-phase reactive fluid systems. Process design: conceptual process design with the aim of modeling, synthesizing and optimizing integrated reaction and separation processes.

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Optimal design for an ethanol plant combining first and ...

Dec 15, 2014  The synthesis and optimal design of batch plants is addressed in this study. It was applied to the technology of conventional ethanol production in a Cuban distillery using the product of enzymatic hydrolysis of pretreated bagasse as another sugared substrate, starting from laboratory results. The optimal configuration of stages, the number of units in each stage, the unit sizes and

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Optimal design of solidification processes - NASA/ADS

An optimal design algorithm is presented for the analysis of general solidification processes, and is demonstrated for the growth of GaAs crystals in a Bridgman furnace. The system is optimal in the sense that the prespecified temperature distribution in the solidifying materials is obtained to maximize product quality. The optimization uses traditional numerical programming techniques which ...

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Optimal Design of Multiproduct Batch/Semicontinuous ...

Optimal Design of Multiproduct Batch/Semicontinuous Processes under Zero Wait Policy The optimal design of batch plants considering scheduling effects gives us savings of capital cost. Using a nonlinear programming formulation, which includes zero wait scheduling policy with cleanup and transfer times, we propose a method to obtain the optimum size and production sequence.

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An evolutionary Lagrange method for batch process optimal ...

The optimal design of the multiproduct batch processes is one of the most important decision-making problems in the manufacturing industry. This decision-making problem can be formulated as a ...

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