## American Institute of Chemical Engineers Symposium SeriesAmerican Institute of Chemical Engineers, 1995 - Chemical engineering |

### From inside the book

Results 1-3 of 36

Page 301

Pekkanen Department of Chemical ... In a reactive

mass transfer or equilibrium effects between phases must cancel for each ...

**PINCHES**IN REACTIVE DISTILLATION: CONDITIONS OF EXISTENCE MarttiPekkanen Department of Chemical ... In a reactive

**pinch**the reaction effects andmass transfer or equilibrium effects between phases must cancel for each ...

Page 303

(13) (because of the

manipulation gives Condition 2 A

reactive distillation unit if and only if the following holds for each component i in

the system. g.

(13) (because of the

**pinch**), the insertion of eq. (12) into eq. (13) andmanipulation gives Condition 2 A

**pinch**with net reaction can exist in a batchreactive distillation unit if and only if the following holds for each component i in

the system. g.

Page 304

A Reactive

from the operating line eq. (16) and xn+1 calculated from the equilibrium

relationship eq. (17) are the same for one yn+1 . For such an case there will be

no change ...

A Reactive

**Pinch**A reactive**pinch**(non-azeotropic) occurs when xn calculatedfrom the operating line eq. (16) and xn+1 calculated from the equilibrium

relationship eq. (17) are the same for one yn+1 . For such an case there will be

no change ...

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### Contents

Keynote Address | 1 |

Separation System Synthesis and Design | 7 |

Modeling and Analysis of Multicomponent Separation Processes | 19 |

Copyright | |

29 other sections not shown

### Common terms and phrases

acetic acid activities AIChE algorithm alternatives analysis application approach attainable region azeotrope azeotropic distillation batch branch and bound calculations cess Chem Chemical Engineering chemical process complex components composition concepts constraints cost CSTR data models decision-mapping defined described developed distillation column dynamic energy Engng environment equations equilibrium equipment example feed Figure Floudas flow flowsheet formulation function global optimization Grossmann hierarchical implementation industrial integration interface linear liquid logic mass material mathematical methanol methods methyl acetate MILP MINLP mixture n-dim network synthesis Newton's method nonlinear nonlinear programming paper parameters phase pinch plant pressure problem procedure process design process modelling process synthesis programming properties reac reaction reactive distillation reactor network recycle Seider separation system SimRefinery simulation solution solvent solving specific stage strategy stream structure target task techniques temperature tion unit operations values vapor variables