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Christian Redepenning - Pinch-based Methods for Absorption and Extraction Process and Solvent Screening

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Christian Redepenning

Pinch-based Methods for Absorption and Extraction Process and Solvent Screening

Series: Verfahrenstechnik

Volume 955 2018

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Recommendations for further research S. 143-156

„… possible. 6.2 Robust optimization-based design of rigorous models Rigorous models for separation columns …” „… optimization-based solution of rigorous models. Often, optimization is initialized by the solution of a rigorous …” „… , www.gams.com 146 6.2. Robust optimization-based design of rigorous models niques, where an upper bound needs to …”

Introduction S. 1-20

„… exported to the optimization with rigorous models which finally determines the cost-optimal process …” „… heuristic rules for the identification of preliminary ideas up to complex optimization-based calculations …” „… . Examples are the simultaneous optimization-based design of reaction and separation processes (Recker …”

Titelei/Inhaltsverzeichnis

„… techniques . . . . . . . . 144 6.2. Robust optimization-based design of rigorous models …” „… of multiple separation units, heat-integration as well as optimization of the operating point …” „… . Identification of alternatives . . . . . . . . . . . . . . . . . . . . 7 1.1.2. Rigorous models …”

Pinch-based shortcut method for the design of adiabatic absorption columns S. 21-58

„… design between first ideas and detailed optimization. Initialization of rigorous models, pre-selection of …” „… absorption process. Superstructure optimization, where a mixed-integer non-linear programming (MINLP) problem …” „… challenging to solve efficiently and reliably with today’s optimization algorithms (Amaran et al., 2014 …”

Pinch-based solvent screening for absorption and extraction processes S. 90-136

„… superstructure optimization with rigorous models (Douglas, 1988; Kossack et al., 2008; Marquardt et al., 2008 …” „… by using rigorous models where the separation units are described by a set of mass, equilibrium, and …” „… . Optimization techniques need to be employed, not only to determine the optimal operating point, but also to …”

Software S. 137-142

„… rigorous thermodynamic models. In consequence, the property calculation module located on the …” „… , which is perfectly suited to parallellize the screening of process alternatives, or the optimization …” „… toolbox TOMLAB1, which provides several state-of-the art optimization algorithms, e.g., SNOPT, for …”

Bibliography S. 173-198

„… . Düsseldorf: VDI. Kossack, S., Kraemer, K., & Marquardt, W. (2006). Efficient optimization-based design of …” „… Krämer, K. (2012). Optimization-based synthesis of hybrid separation processes. Volume 934 of …” „… ). Efficient optimization-based design of distillation processes for homogeneous azeotropic mixtures …”

Appendix S. 158-172

„… transition from the shortcut approximation to the rigorous solution. The shortcut model facilitates the …” „… hybrid absorption-rectification and extraction-rectification processes including optimization of the …” „… energy-efficient processes, initialization of rigorous models, as well as screening of operating points, solvents …”

doi.org/10.51202/9783186955036

Sebastian Recker - Systematic and Optimization-Based Synthesis and Design of Chemical Processes

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Sebastian Recker

Systematic and Optimization-Based Synthesis and Design of Chemical Processes

Series: Verfahrenstechnik

Volume 951 2017

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A unifying framework for conceptual process design S. 11-54

„… rigorous optimization models. To account for the non-ideal behavior of the mixtures involved and the …” „… specifications cost-optimal process generation of variants rapid screening with shortcuts rigorous optimization …” „… rigorous optimization of the promising variants. The necessary tools, which are employed in the various …”

Titelei/Inhaltsverzeichnis

„… – Process Optimization – Shortcut Model for Kinetically-Controlled Reactor Networks – Rigorous Optimization …” „… Optimization with rigorous models . . . . . . . . . . . . . . . . . . 43 2.5 Illustrative example: Allyl …” „… the process variant . . . . . . . . . . . . . . . . . . . . . 49 2.5.4 Optimization with rigorous …”

Conclusions and final thoughts S. 95-98

„… An effective way to increase robustness of the rigorous optimization is to decrease the number of …” „… methods for the optimization-based process design by means of superstructure optimization. Marquardt et al …” „… . (2008) proposed a framework for an optimization-based design of hybrid separation processes, which …”

Introduction S. 1-10

„… to determine performance bounds, which can be used to robustify subsequent rigorous optimization. For …” „… computed by optimization of rigorous unit models, for example, by coupling derivative-free optimization …” „… models (ROMs)) can be trained by rigorous simulation for later use in simulation-based optimization …”

Systematic variant generation for catalytic processes S. 55-62

„… with the shortcut evaluation and rigorous optimization methodology presented in Chapter 2, this …” „… . Additionally, the kinetic models can be utilized for subsequent shortcut evaluation and rigorous optimization …” „… evaluation and rigorous optimization procedure presented in Sections 2.2 and 2.3. 62 …”

Systematic design of a butadiene telomerization process S. 63-94

„… (Section 4.2) and rigorous optimization (Section 4.3) using the procedures presented in Chapter 2. In …” „… 14 32 .3 92 0 0 0 1 0 0 0 0 0 0 90 4.3 Optimization with rigorous models 4.3 Optimization with …” „… . The results for the rigorous optimization of the column sequence superstructure displayed in Figure …”

doi.org/10.51202/9783186951038

VDI Wissensforum GmbH - Drivetrain for Vehicles 2017

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VDI Wissensforum GmbH (ed.)

Drivetrain for Vehicles 2017

Series: VDI-Berichte

Volume 2313 2017

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R. Jäger, P. Ramminger, R. Matthé, M. Herrmann The electric propulsion system in the new OpelAmpera-e S. 51-52

„… subsystems design and performance, including remarkable optimization details, resulting from rigorous …” „… numerous optimization loops delivered improvements in propulsion system energy, power, torque and …”

doi.org/10.51202/9783181023136

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VDI Wissensforum GmbH (ed.)

ELIV 2017

Series: VDI-Berichte

Volume 2299 2017

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R. Straschill, T. Schäfer Anwendung etablierter Methoden zur Quantifizierung von Testabdeckung zur Sicherstellung der Sicherheit selbstlernender Systeme /Accepting uncertainty – Applying proven methods for quantifying test res... S. 97-98

„… guesswork in estimating test coverage with quantitative results, thus allowing for an optimization problem …” „… ). These concerns have led to a rigorous practice of software reviewing and testing. The procedures are …”

doi.org/10.51202/9783181022993

Manuel Dahmen - Model-Based Design of Pure and Multicomponent Cellulosic Biofuels for Advanced Engine Concepts

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Manuel Dahmen

Model-Based Design of Pure and Multicomponent Cellulosic Biofuels for Advanced Engine Concepts

Series: Verfahrenstechnik

Volume 954 2017

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Blend formulation by simultaneous product and pathway design S. 130-174

„… optimization-based methodology to identify the most promising routes for fuel production based on a network of …” „… complexity to be used in an optimization-based approach. Different variants of the UNIFAC approach have been …” „… integrated into the optimization-based approach. The idea is that the modeler can impose constraints on the …”

Introduction S. 1-9

„… relationship modeling of key physicochemical fuel properties, and (iii) an optimization-driven approach to …” „… (selectivity & conversion) fuel specifications design objective(s) Figure 1.5: Optimization-driven approach …” „… been almost entirely rewritten to provide a more rigorous theoretical description of the approach …”

Bibliography S. 227-276

„… Sahinidis, N. V. (2013). Optimization-based framework for computeraided molecular design. AIChE Journal …” „… optimization-based computer-aided molecular design using COSMO-RS. Chemical Engineering Science, 159:84–92. Scior, T …” „… Problems in Local and Global Optimization. Kluwer Academic Publishers, Boston, Massachusetts, USA. Foong, T …”

doi.org/10.51202/9783186954039

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