Advanced and Novel Modeling Techniques for Simulation, Optimization and Monitoring Chemical Engineering Tasks with Refinery and Petrochemical Unit Applications

..................................................................................................................... vii CHAPTER 1: INTRODUCTION ........................................................................................1 1.1 THESIS FOCUS .....................................................................................................1 1.2 MATHEMATICAL MODELING INTRODUCTION .....................................................1 1.2.1 Overview of Model Structures ............................................................2 1.2.2 Model Properties .................................................................................3 1.3 CHEMICAL ENGINEERING MODELING TASKS ......................................................4 1.4 CONTRIBUTIONS OF DISSERTATION.....................................................................5 1.5 ORGANIZATION OF DISSERTATION ......................................................................6 CHAPTER 2: INDUSTRIAL PROCESS MODELING/SIMULATION ..........................7 2.1 GENERIC STRUCTURED MODELING METHODOLOGY ...........................................7 2.1.1 Identifying Control Volumes ..............................................................7 2.1.2 Material Balance Equations ................................................................8 2.1.3 Energy Balances..................................................................................9 2.1.4 Kinetic Equations ..............................................................................10 2.1.5 Thermodynamic Relationships .........................................................11 2.1.6 Logistical Equations..........................................................................12 2.1.7 Solution Methods ..............................................................................14 2.2 IMPROVING CONVERGENCE ..............................................................................15 2.2.1 Computation Saving Techniques Specification Selection ..............15 2.3 REFINERY CASE STUDY APPLICATION ..............................................................16 2.3.1 Process Description ...........................................................................16 2.3.2 Process Simulation ............................................................................22 2.3.3 Repair Strategy Implementation .......................................................24 2.3.4 Results ...............................................................................................25 2.4 CRUDE OIL LOADING/UNLOADING MODEL .....................................................25 2.4.1 Supply Chain Background ................................................................26 2.4.2 Process Description PetroChem Supply Chain ..............................26 2.4.3 Novel Crude Loading/Unloading Scheduling Model .......................28 2.5 CONCLUSIONS ...................................................................................................32 CHAPTER 3: INDUSTRIAL PROCESS OPTIMIZATION MODELING ......................33 3.1 OPTIMIZATION METHODOLOGY ........................................................................33 3.1.1 Traditional Techniques .....................................................................34 3.1.2 Stochastic Optimization ....................................................................36 3.2 VNS/TA METAHEURISTIC WITH REPAIR STRATEGY .........................................37 3.2.1 VNS/TA Hybrid Metaheuristic .........................................................37 3.2.2 Stochastic Optimization Integration with Repair Strategy ...............40 3.3 STOCHASTIC OPTIMIZATION OF DISTILLATION UTILIZING REPAIR STRATEGY .42 3.3.