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Pinch-based Methods for Absorption and Extraction Process and Solvent Screening / Titelei/Inhaltsverzeichnis
Pinch-based Methods for Absorption and Extraction Process and Solvent Screening / Titelei/Inhaltsverzeichnis
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Titelei/Inhaltsverzeichnis
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1–20
1. Introduction
1–20
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1.1. Conceptual process design
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1.1.1. Identification of alternatives
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1.1.2. Rigorous models
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1.1.3. Optimization techniques
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1.2. The pinch-based design approach
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1.3. Scope of this thesis
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1.4. Outline and structure
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1.5. Previous publication of results
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21–58
2. Pinch-based shortcut method for the design of adiabatic absorption columns
21–58
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2.1. Comparison of rigorous and established shortcut model
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2.1.1. Rigorous model
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2.1.2. Established shortcut models
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2.2. Pinch-based shortcut model
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2.2.1. Basic model
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2.2.2. Improved shortcut model
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2.3. Analysis of the shortcut model
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2.3.1. Stable pinch
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2.3.2. Saddle-node pinch
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2.3.3. Saddle pinch
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2.3.4. Improved shortcut model
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2.4. Solution of the shortcut model
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2.4.1. Identification of feasible initial solution
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2.4.2. Continuation of the shortcut model
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2.5. Ilustrating case studies
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2.6. Screening of solvents
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2.7. Conclusions
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59–89
3. Pinch-based shortcut method for the design of isothermal extraction columns
59–89
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3.1. Shortcut model
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3.2. Solution of the shortcut model
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3.2.1. Reduced shortcut model
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3.2.2. Initial solutions for the continuation
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3.2.3. Results of the basic shortcut model
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3.2.4. Results of the improved shortcut model
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3.3. Screening of solvents
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3.4. Conclusions
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90–136
4. Pinch-based solvent screening for absorption and extraction processes
90–136
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4.1. Methods
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4.1.1. Identification of solvent candidates
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4.1.2. Estimation of thermodynamic data
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4.1.3. Pinch-based methods for rectification columns
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4.1.4. Pinch-based heat integration
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4.1.5. Optimization of pinch-based processes
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4.1.6. Flowsheet evaluation
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4.2. Illustrating case study 1: Carbon dioxide absorption process
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4.2.1. Screening of solvents for a specified operating point
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4.2.2. Screening of solvents for an optimized operating point
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4.2.3. Exemplary results for the solvent 2-butanone
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4.3. Case study 2: Dimethyl ether absorption process
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4.4. Case study 3: Acetone-butanol-ethanol extraction process
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4.5. Conclusions
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137–142
5. Software
137–142
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143–156
6. Recommendations for further research
143–156
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6.1. Solving shortcut models by global optimization techniques
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6.2. Robust optimization-based design of rigorous models
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6.3. Integrating diffusion limitations in pinch-based methods
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157–157
7. Conclusions
157–157
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158–172
Appendix
158–172
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A. General linear approximate solution of the stage-to-stage recurrence
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B. Thermodynamic models
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C. Non-equilibrium model
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173–198
Bibliography
173–198
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Pinch-based Methods for Absorption and Extraction Process and Solvent Screening
Titelei/Inhaltsverzeichnis
Autoren
Christian Redepenning
DOI
doi.org/10.51202/9783186955036-I
ISBN print: 978-3-18-395503-9
ISBN online: 978-3-18-695503-6
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doi.org/10.51202/9783186955036-I
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