Search Results - Logic-based outer approximation algorithm

Hybrid model generation for superstructure optimization with Generalized Disjunctive Programming by Pedrozo, H.A., Rodriguez Reartes, S.B., Bernal, D.E., Vecchietti, A.R., Diaz, M.S., Grossmann, I.E.

“…•The superstructure optimization problem modeled as a Generalized Disjunctive Programming problem and solved with the Logic-based Outer Approximation algorithm.•Two case studies…”
Get full text

Integrating stochastic programming and reliability in the optimal synthesis of chemical processes by Chen, Ying, Ye, Yixin, Yuan, Zhihong, Grossmann, Ignacio E., Chen, Bingzhen

“…•Improved LOA algorithm to solve the hybrid GDP model with implicit nested disjunctions, obtaining optimal solutions by avoiding zero-flow numerical difficulties…”
Get full text

Optimal design of ethylene and propylene coproduction plants with generalized disjunctive programming and state equipment network models by Pedrozo, H.A., Reartes, S.B. Rodriguez, Vecchietti, A.R., Diaz, M.S., Grossmann, I.E.

“…•Optimal design of an ethylene and propylene coproduction plant.•Superstructure optimization with GDP model through custom implementation of Logic-based Outer-Approximation…”
Get full text

A generalized disjunctive programming model for the optimal design of reverse electrodialysis process for salinity gradient-based power generation by Tristán, C., Fallanza, M., Ibáñez, R., Ortiz, I., Grossmann, I.E.

“…•Optimal net present value reverse electrodialysis (RED) process design and operation.•Recycle and reuse alternatives improves the cost-competitiveness of…”
Get full text

Optimal plate design problem in steel production by Zhao, Shengnan, Meng, Ying, Su, Lijie, Liu, Jiyin, Tang, Lixin

“…) model with generalized disjunctive programming (GDP) constraints. A logic-based outer approximation (L-OA…”
Get full text

An Enhanced Logic-Based Bender’s Decomposition Algorithm with Proximity Principle for Simulator-Based Distillation Process Optimization by Tian, Chenshan, Zhang, Xiaodong, Lan, Yang, Sun, Jinsheng

“… This work introduces an enhanced optimization algorithm, the logic-based proximity principle Bender’s decomposition (LB-PBD…”
Get full text

Translation of variables and implementation of efficient logic-based techniques in the MINLP process synthesizer MIPSYN by Ropotar, Marcel, Kravanja, Zdravko

“… generalized disjunctive programming problems, and logic-based outer-approximation algorithm, all of them being specialized for the synthesis of process flowsheets…”
Get full text

Integrating Reliability and Uncertainty in Process Synthesis by Chen, Ying, Ye, Yixin, Grossmann, Ignacio E., Chen, Bingzhen

“…Plant availability and operating uncertainties have been critical considerations for the design and operation of chemical processes as they directly impact…”
Get full text

An improved piecewise outer-approximation algorithm for the global optimization of MINLP models involving concave and bilinear terms by Bergamini, María Lorena, Grossmann, Ignacio, Scenna, Nicolás, Aguirre, Pío

“…). Logic based outer approximation for global optimization of synthesis of process networks…”
Get full text

Logic hybrid simulation-optimization algorithm for distillation design by Caballero, J.A.

“…In this paper, we propose a novel algorithm for the rigorous design of distillation columns that integrates a process simulator in a generalized disjunctive programming formulation…”
Get full text

ϵ-OA for the solution of bi-objective generalized disjunctive programming problems in the synthesis of nonlinear process networks by Fattahi, Ali, Turkay, Metin

“…-OA, based on augmented ϵ-constraint and logic-based outer approximation (OA). We provide…”
Get full text

Logic-based MINLP algorithms for the optimal synthesis of process networks by Türkay, Metin, Grossmann, Ignacio E.

“… The outer approximation algorithm is then used as a basis to derive a new logic-based OA solution method which naturally gives rise to NLP sub-problems that avoid zero flows and a disjunctive LP master problem…”
Get full text

Logic-based outer approximation for globally optimal synthesis of process networks by Bergamini, Maria Lorena, Aguirre, Pio, Grossmann, Ignacio

“… The proposed algorithm, which does not rely on spatial branch-and-bound, is based on the logic-based outer approximation that exploits the special structure of flowsheet synthesis models…”
Get full text

Logic-Based Outer Approximation for the Design of Discrete-Continuous Dynamic Systems with Implicit Discontinuities by Ruiz-Femenia, Rubén, Caballero, Jose A., Grossmann, Ignacio E.

“… We use the Logic-based Outer Approximation algorithm to fully exploit the structure of the GDP representation of the problem…”
Get full text

Cutting planes for improved global logic-based outer-approximation for the synthesis of process networks by Trespalacios, Francisco, Grossmann, Ignacio E.

“… In this work, we present an improved global logic-based outer-approximation method (GLBOA) for the solution of nonconvex generalized disjunctive programs (GDP…”
Get full text

OA for the solution of bi-objective generalized disjunctive programming problems in the synthesis of nonlinear process networks by Fattahi, Ali, Turkay, Metin

“… In this paper, we investigate the bi-objective nonlinear network synthesis problem and propose an effective algorithm, -OA, based on augmented -constraint and logic-based outer approximation (OA…”
Get full text

A disjunctive programming model for superstructure optimization of power and desalting plants by Mussati, S.F., Barttfeld, M., Aguirre, P.A., Scenna, N.J.

“… Rigorous, non-convex and highly non-linear constraints are involved in the formulation, therefore, robust and efficient solution algorithms have to be…”
Get full text

Integration of modular process simulators under the Generalized Disjunctive Programming framework for the structural flowsheet optimization by Navarro-Amorós, Miguel A., Ruiz-Femenia, Rubén, Caballero, José A.

“…•Our methodology allows to include easily logical relationships among alternatives.•The proposed tool uses a logic based Outer Approximation algorithm…”
Get full text

Disjunctive multiperiod optimization methods for design and planning of chemical process systems by van den Heever, Susara A., E. Grossmann, Ignacio

“… We propose two algorithms for the solution of these problems. The first is a logic-based Outer Approximation (OA…”
Get full text

Nonlinear disjunctive programming models for the synthesis of heat integrated distillation sequences by Yeomans, Hector, Grossmann, Ignacio E.

“…) superstructure representations. These models are solved with a modified logic-based outer approximation (OA…”
Get full text