Description
Book SynopsisThe complete step-by-step guide to mastering the basics of Aspen Plus software
Used for a wide variety of important scientific tasks, Aspen Plus software is a modeling tool used for conceptual design, optimization, and performance monitoring of chemical processes. After more than twenty years, it remains one of the most popular and powerful chemical engineering programs used both industrially and academically.
Teach Yourself the Basics of Aspen Plus, Second Edition continues to deliver important fundamentals on using Aspen Plus software. The new edition focuses on the newest version of Aspen Plus and covers the newest functionalities. Lecture-style chapters set the tone for maximizing the learning experience by presenting material in a manner that emulates an actual workshop classroom environment. Important points are emphasized through encouragement of hands-on learning techniques that direct learners toward achievement in creating effective designs flui
Table of Contents
PREFACE TO THE SECOND EDITION xiii
PREFACE TO THE FIRST EDITION xv
ACKNOWLEDGMENTS xix
ABOUT THE COMPANION WEBSITE xxi
1 INTRODUCTION TO ASPEN PLUS 1
1.1 Basic Ideas / 1
1.2 Starting Aspen Plus / 4
1.3 The Next Function / 6
1.4 The Navigation Pane / 6
1.5 The Property Environment / 8
1.6 Properties for Simulation / 11
1.7 The Simulation Environment / 13
1.8 Simulation Options / 13
1.9 Units / 14
1.10 Streams / 15
1.11 Blocks / 16
1.12 The Object Manager / 17
1.13 Model Execution / 17
1.14 Viewing Results / 18
1.15 Plotting Results / 20
References / 20
2 PROPERTIES 21
2.1 Introduction / 21
2.2 The Pure Component Databanks / 22
2.3 Property Analysis / 25
2.4 Property Estimation / 29
2.5 Workshops / 32
2.6 Workshop Notes / 33
References / 34
3 THE SIMPLE BLOCKS 35
3.1 Introduction / 35
3.2 Mixer/Splitter Blocks / 35
3.3 The Simple Separator Blocks / 37
3.4 Some Manipulator Blocks / 40
3.5 Workshops / 43
3.6 Workshop Notes / 44
4 PROCESSES WITH RECYCLE 47
4.1 Introduction / 47
4.2 Blocks with Recycle / 48
4.3 Heuristics / 51
4.4 Workshops / 51
4.5 Workshop Notes / 55
References / 56
5 FLOWSHEETING AND MODEL ANALYSIS TOOLS 57
5.1 Introduction / 57
5.2 Introduction to Fortran in Aspen Plus / 58
5.3 Basic Interpreted Fortran Capabilities / 58
5.4 The Sensitivity Function / 61
5.5 The Design Specification / 63
5.6 The Calculator Function / 65
5.7 The Transfer Function / 68
5.8 Workshops / 69
5.9 Workshop Notes / 71
References / 71
6 THE DATA REGRESSION SYSTEM (DRS) 73
6.1 Introduction / 73
6.2 Parameters of Equations of State / 74
6.3 Parameters of Activity Coefficient Equations / 76
6.4 Basic Ideas of Regression / 78
6.5 The Mathematics of Regression / 80
6.6 Practical Aspects of Regression of VLE or LLE Data / 82
6.7 VLE and LLE Data Sources / 90
6.8 Workshops / 93
6.9 Workshop Notes / 95
References / 96
7 FLASHES AND DECANTER 99
7.1 Introduction / 99
7.2 The Flash2 Block / 99
7.3 The Flash3 Block / 104
7.4 The Decanter Block / 105
7.5 Workshops / 107
7.6 Workshop Notes / 108
References / 109
8 PRESSURE CHANGERS 111
8.1 Introduction / 111
8.2 The Pump Block / 111
8.3 The Compr Block / 112
8.4 The MCompr Block / 113
8.5 Pipelines and Fittings / 114
8.6 Workshops / 115
8.7 Workshop Notes / 116
References / 116
9 HEAT EXCHANGERS 117
9.1 Introduction / 117
9.2 The Heater Block / 118
9.3 The Heatx Block / 122
9.4 The Mheatx Block / 126
9.5 Workshops / 127
9.6 Workshop Notes / 128
References / 129
10 REACTORS 131
10.1 Introduction / 131
10.2 The RStoic Block / 132
10.3 The RYield Block / 133
10.4 The REquil Block / 135
10.5 The RGibbs Block / 136
10.6 Reactions for the Rigorous Models / 138
10.7 The RCSTR Block / 143
10.8 The RPlug Block / 143
10.9 The RBatch Block / 145
10.10 Workshops / 148
10.11 Workshop Notes / 150
References / 151
11 MULTISTAGE EQUILIBRIUM SEPARATORS 153
11.1 Introduction / 153
11.2 The Basic Equations / 153
11.3 The Design Problem / 156
11.4 A Three-Product Distillation Example / 160
11.5 Preliminary Design and Rating Models / 162
11.6 Rigorous Models / 165
11.7 BatchSep / 174
11.8 Workshops / 178
11.9 Workshop Notes / 179
References / 181
12 PROCESS FLOWSHEET DEVELOPMENT 183
12.1 Introduction / 183
12.2 Heuristics / 184
12.3 An Example –The Production of Styrene / 184
12.4 A Model with Basic Blocks / 185
12.5 Properties / 185
12.6 Rigorous Flash and Decanter / 187
12.7 Analyzing the Rigorous Distillation / 188
12.8 Integrating the Rigorous Distillation into the Flowsheet / 189
12.9 The Reactor Feed / 192
12.10 Miscellaneous Considerations / 192
12.11 Workshops / 192
12.12 Workshop Notes / 195
Reference / 196
13 OPTIMIZATION 197
13.1 Introduction / 197
13.2 An Optimization Example / 198
13.3 Workshops / 202
13.4 Workshop Notes / 203
References / 205
14 COMPLEX EQUILIBRIUM STAGE SEPARATIONS 207
14.1 Introduction / 207
14.2 Energy Integration Applications / 208
14.3 Homogeneous Azeotropic Distillation / 210
14.4 Extractive Distillation / 211
14.5 Heterogeneous Operations / 214
14.6 Workshops / 215
14.7 Workshop Notes / 217
References / 219
15 EQUATION-ORIENTED SIMULATION 221
15.1 Introduction / 221
15.2 Identification of Variables / 222
15.3 Equations for EO Simulation / 223
15.4 Solving the EO Equations / 225
15.5 Comparing Calculated Variables in SM and EO Simulation / 227
15.6 Synchronization of the Equations / 228
15.7 The Equation Oriented Menu / 229
15.8 Solution of an EO Problem / 230
15.9 Reinitialization / 232
15.10 A Design Specification / 233
15.11 An SM Problem That is Difficult to Converge / 234
15.12 Sensitivity Analysis / 235
15.13 Equation-Oriented Optimization / 235
15.14 Workshops / 238
15.15 Workshop Notes / 241
References / 241
16 ELECTROLYTES 243
16.1 Introduction / 243
16.2 Electrolyte Solution Equilibria / 243
16.3 Electrolyte Solution Equilibria and the Electrolyte Wizard / 244
16.4 Electrolyte Equilibrium/Phase Equilibrium Examples / 248
References / 250
17 BEYOND THE BASICS OF ASPEN PLUS 251
INDEX 253
