A systematic framework for the synthesis of operable process intensification systems–reactive separation systems

Y Tian, I Pappas, B Burnak, J Katz… - Computers & Chemical …, 2020 - Elsevier
In this work, we propose a systematic framework to synthesize process intensification
systems with guaranteed operability, safety, and control performances accounting for both …

Integration of planning, scheduling and control problems using data-driven feasibility analysis and surrogate models

LS Dias, MG Ierapetritou - Computers & Chemical Engineering, 2020 - Elsevier
In this work, a framework for the integration of planning, scheduling and control using data-
driven methodologies is proposed. The framework consists of addressing the integrated …

Modular design optimization using machine learning-based flexibility analysis

A Bhosekar, M Ierapetritou - Journal of Process Control, 2020 - Elsevier
Recent studies on modular and distributed manufacturing have introduced a new angle to
the traditional economies of scale that claim that large plants exhibit better efficiencies and …

Optimal design and operation of refinery hydrogen systems under multi-scale uncertainties

Y Chen, M Lin, H Jiang, Z Yuan, B Chen - Computers & Chemical …, 2020 - Elsevier
Robust design of hydrogen systems for large-scale refineries under multi-scale uncertainties
has great potential for energy saving and cost reduction. The operation of hydrogen network …

[HTML][HTML] Novel MINLP formulations for flexibility analysis for measured and unmeasured uncertain parameters

MP Ochoa, IE Grossmann - Computers & Chemical Engineering, 2020 - Elsevier
In this work, we formulate the extended flexibility analysis, which takes into account two
different types of uncertain parameters, measured (θ m) and unmeasured (θ u), as a …

Operational flexibility analysis of high-dimensional systems via cylindrical algebraic decomposition

C Zheng, F Zhao, L Zhu, X Chen - Industrial & Engineering …, 2020 - ACS Publications
The cylindrical algebraic decomposition (CAD) method has been proposed for flexibility
analysis to derive analytical expressions of a feasible region. Due to the heavy …

Basbl: Branch-and-sandwich bilevel solver. implementation and computational study with the basblib test set

R Paulavičius, J Gao, PM Kleniati… - Computers & Chemical …, 2020 - Elsevier
We describe BASBL, our implementation of the deterministic global optimization algorithm
Branch-and-Sandwich for a general class of nonconvex/nonlinear bilevel problems, within …

A framework for flexible and cost-efficient retrofit measures of heat exchanger networks

C Langner, E Svensson, S Harvey - Energies, 2020 - mdpi.com
Retrofitting of industrial heat recovery systems can contribute significantly to meeting energy
efficiency targets for industrial plants. One issue to consider when screening retrofit design …

Optimal experimental design for optimal process design: A trilevel optimization formulation

O Walz, H Djelassi, A Mitsos - AIChE Journal, 2020 - Wiley Online Library
Typical optimal experimental design (OED) methods aim at minimizing the covariance matrix
of the estimated parameters regardless of the intended application of the model that is being …

[HTML][HTML] 基于频域稳定性分析的换热网络旁路控制

孙琳, 杨政华, 罗雄麟 - 高校化学工程学报, 2020 - xml-data.org
在换热网络的运行过程中, 其操作条件时常变化. 针对过程系统安全平稳运行的基本要求,
基于频域稳定性分析方法, 得出影响过程系统动态性能与稳定性的关键点 …