Search Results - "Biegler, Lorenz T."

On the implementation of an interior-point filter line-search algorithm for large-scale nonlinear programming by WÄCHTER, Andreas, BIEGLER, Lorenz T

“…We present a primal-dual interior-point algorithm with a filter line-search method for nonlinear programming. Local and global convergence properties of this…”
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The advanced-step NMPC controller: Optimality, stability and robustness by Zavala, Victor M., Biegler, Lorenz T.

“…Widespread application of dynamic optimization with fast optimization solvers leads to increased consideration of first-principles models for nonlinear model…”
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Dynamic real‐time optimization for a CO2 capture process by Thierry, David, Biegler, Lorenz T.

“…Growing awareness of climate change has led to increased focus on new energy processes that mitigate generation of CO2, or provide for its efficient capture…”
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Lyapunov stability of economically oriented NMPC for cyclic processes by Huang, Rui, Harinath, Eranda, Biegler, Lorenz T.

“…Several applications in process industries, such as simulated moving bed (SMB) separation and pressure swing adsorption (PSA), exhibit cyclic steady state…”
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Optimizing process economics online using model predictive control by Amrit, Rishi, Rawlings, James B., Biegler, Lorenz T.

“…•Economics optimizing nonlinear dynamic MPC problems are considered.•Nonlinear dynamic control problems were converted to large scale NLP.•Sparse interior…”
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A superstructure-based optimal synthesis of PSA cycles for post-combustion CO2 capture by Agarwal, Anshul, Biegler, Lorenz T., Zitney, Stephen E.

“…Recent developments have shown pressure/vacuum swing adsorption (PSA/VSA) to be a promising option to effectively capture CO2 from flue gas streams. In most…”
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Simultaneous design and NMPC control under uncertainty and structural decisions: A discrete‐steepest descent algorithm by Palma‐Flores, Oscar, Ricardez‐Sandoval, Luis A., Biegler, Lorenz T.

“…Abstract In this article, we address the integration of design and nonlinear model‐based control under uncertainty and structural decisions for naturally…”
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Synthesis of mass exchanger networks in a two-step hybrid optimization strategy by Short, Michael, Isafiade, Adeniyi J., Biegler, Lorenz T., Kravanja, Zdravko

“…•New technique for designing mass exchanger networks is proposed.•Individual mass exchanger optimization is modelled in an NLP step.•Detailed exchanger designs…”
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Optimization of multistage olefin/paraffin membrane separation processes through rigorous modeling by Zarca, Raúl, Ortiz, Alfredo, Gorri, Daniel, Biegler, Lorenz T., Ortiz, Inmaculada

“…In this work, we explore the capabilities of an NLP optimization model to determine the viability of facilitated transport membrane processes intended to…”
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Optimization strategies for simulated moving bed and PowerFeed processes by Kawajiri, Yoshiaki, Biegler, Lorenz T.

“…Simulated moving bed (SMB) processes have been applied to many important separations in sugar, petrochemical, and pharmaceutical industries. However,…”
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Nonlinear Programming Superstructure for Optimal Dynamic Operations of Simulated Moving Bed Processes by Kawajiri, Yoshiaki, Biegler, Lorenz T

“…Over the past decade, many operating modifications have been proposed for simulated moving bed (SMB) processes, including three-zone, VARICOL, and PowerFeed…”
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Recent Advances in Chemical Process Optimization by Biegler, Lorenz T.

“…Systematic optimization strategies are essential in process design, operations and control. This study provides a concise overview of recent advances in…”
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Optimization of Pressure Swing Adsorption and Fractionated Vacuum Pressure Swing Adsorption Processes for CO2 Capture by Ko, Daeho, Siriwardane, Ranjani, Biegler, Lorenz T.

“…This work focuses on the optimization of cyclic adsorption processes to improve the performance of CO2 capture from flue gas, consisting of nitrogen and carbon…”
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Optimization of a Pressure-Swing Adsorption Process Using Zeolite 13X for CO2 Sequestration by Ko, Daeho, Siriwardane, Ranjani, Biegler, Lorenz T

“…A pressure-swing adsorption process, which uses zeolite 13X as an adsorbent to recover and sequester carbon dioxide from mixture gas (nitrogen and carbon…”
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Advanced optimization strategies for integrated dynamic process operations by Biegler, Lorenz T.

“…•Dynamic optimization strategies based on simultaneous collocation are reviewed.•Three real-world applications are described for complex, exothermic reactive…”
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Integrated Bayesian parameter estimation with model‐based design of experiments for dynamic processes by Cao, Xinyu, Chen, Xi, Biegler, Lorenz T.

“…Integration of Bayesian parameter estimation (BPE) with model‐based design of experiments (MBDoE) aims to estimate process parameters efficiently and…”
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Large scale nonlinear optimization for asymmetric operation and design of Simulated Moving Beds by Kawajiri, Yoshiaki, Biegler, Lorenz T.

“…Simulated Moving Bed (SMB) was developed as a realization of continuous countercurrent operation of chromatographic separation. An SMB unit consists of several…”
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Demand‐based optimization of a chlorobenzene process with high‐fidelity and surrogate reactor models under trust region strategies by Yoshio, Noriyuki, Biegler, Lorenz T.

“…This work demonstrates the optimization of the industrial scale chlorobenzene process, which continuously produces multiple products and includes a multiphase…”
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A framework for efficient large scale equation-oriented flowsheet optimization by Dowling, Alexander W., Biegler, Lorenz T.

“…Despite the economic benefits of flowsheet optimization, many commercial tools suffer from long computational times, limited problem formulation flexibility…”
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New nonlinear programming paradigms for the future of process optimization by Biegler, Lorenz T.

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