By William L. Luyben

Content material:
Chapter 1 advent (pages 1–10):
Chapter 2 part Equilibrium (pages 11–43):
Chapter three Steady?State layout in Aspen Plus (pages 45–95):
Chapter four Dynamics and keep watch over in Aspen Dynamics (pages 97–145):
Chapter five Pressure?Swing Azeotropic Distillation (pages 149–164):
Chapter 6 strain Swing with warmth Integration (pages 165–197):
Chapter 7 Heterogeneous Binary Azeotropes (pages 199–215):
Chapter eight Isopropanol–Water (Cyclohexane because the Entrainer) (pages 219–244):
Chapter nine Acetic Acid–Water (Isobutyl Acetate because the Entrainer) (pages 245–295):
Chapter 10 Isopropanol–Water (Dimethyl Sulfoxide because the Entrainer) (pages 299–325):
Chapter eleven Extractive Distillation of the Acetone–Methanol approach (pages 327–367):
Chapter 12 Maximum?Boiling Azeotropes (pages 369–383):
Chapter thirteen Batch Distillation of Azeotropes (pages 387–428):
Chapter 14 Hybrid Distillation–Pervaporation structures (pages 429–450):

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Extra resources for Design and Control of Distillation Systems for Separating Azeotropes

Example text

Cambridge, MA, 2007. 3. Michelsen M. , The isothermal flash problem. Part I. Stability, Fluid Phase Equilibria, 9, 1 –9 (1982). 4. Michelsen M. , The isothermal flash problem. Part II. Phase-split calculation, Fluid Phase Equilibria, 9, 21 –40 (1982). 5. Dortmund Databank (DDB). de/. 6. Gmehling J. and U. Onken, Vapor–liquid equilibrium data collection. In DECHEMA Chemistry Data Series, Eds. D. Behrens and R. Eckermann, DECHEMA Publisher, Frankfurt, Germany, 1977. 7. Sørensen J. M. and W. Arlt, Liquid –liquid equilibrium data collection.

Click any place on the window and select rename; the names will be changed. 3 with an example. 11 Type in components. 12 Three components selected. 3 Selecting Physical Property Method Now we are ready to select a physical property package. Click Properties and then Specifications on the left-hand side of the Data Browser window. 13 shows the window that opens. Under Property methods & models click the arrow on the right of Base method; a long list of alternatives appears as shown. Scroll down and select NRTL for this system.

One is to use the UNIFAC model to describe all binary pairs in the whole component system. The other is to only use the UNIFAC model to estimate the binary pair parameters for the particular pair where the built-in parameters are not available in Aspen. We will discuss these two situations in the following. In the first case, after inputting all the components in the studied system, at the Data Browser of the Properties Specifications, we just need to select UNIFAC or two other modifications (UNIF-DMD or UNIF-LBY) in the base property method.

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