Process Design Decisions and Project Economics

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Process selection, synthesis and analysis : Aspects of process design, pre-project objectives, project classification, hierarchical approach to process design.
Engineering Economics : Elements of project cost, cost information, total capital investment and total capital cost, time value of money, depreciation, interest, project financing, measures of process profitability, simplified model for economic analysis of process design.

Short-cut Procedure for Equipment Design and Economic Decision Making : Basic design of absorber, distillation columns, cost model for distillation column, sizing and costing of equipment, Gutheries correlation, distillation column sequencing, energy integration of distillation columns, case study for economic decision making for an absorber.
Preliminary Process Design : Batch versus continuous processes, comparative analysis, input information.
Input-Output Structure of Flowsheet : Hierarchy of decisions for Input-Output structure, overall material balance, stream costs, process alternatives.

Recycle Structure of Flowsheet : Hierarchy of decision for the recycle structure, materials and energy balance for recycle structure, equilibrium limitations, modifications of reactor design for recycle, equipment costs associated with recycle, overall economic potential of process with recycle.
Separation Systems : General structure of the separation system, location of vapor and liquid recovery system in the process, sequencing of non-integrated distillation columns for minimum vapor load, sequencing of columns with more than 2 products, thermal coupling of columns, azeotropic distillation, residue curve maps, azeotropic systems at total and minimum reflux, distillation with entrainer

Heat Exchanger Networking : Composite curves, heat recovery pinch, threshold problems, problem table algorithm, process constraints, number of exchanger units, heat exchanger area target, capital and total cost target, pinch design method, design of threshold problems, stream splitting, design for multiple pinches
Cost Diagrams and Quick Screening of Process Alternatives : Concept of cost diagram, quick assessment of cost distribution with design heuristics, cost allocation procedures, lumped cost diagram, cost allocate diagram for stream flows, screening of process alternatives with cost diagrams.

Course Curriculum

Mod-01 Introduction Details 50:47
Hierarchical Approach to Process Design — I Details 46:56
Hierarchical Approach to Process Design – Examples Details 58:41
Input Information and Design Aspects of Batch vs. Continuous Process Details 58:55
Input / Output Structure of Flowsheet (Part I) Details 51:50
Input / Output Structure of Flowsheet (Part II) Details 1:29
Input / Output Structure of Flowsheet (Part III) and Recycle Structure Details 48:45
Recycle Structure of Flowsheet (Part II) Details 49:57
Recycle Structure of Flowsheet (Part III) Details 49:4
Recycle Structure of Flowsheet (Part IV) and Tutorial (Part I) Details 56:33
Tutorial (Part II) Details 47:17
Mod-02 Lec-08-II Tutorial (Part III) Details 53:28
Algorithm and Basic Principles of Reactor Design Details 50:53
Reactor Non-ideality, Residence Time Distribution (RTD) Details 50:53
Types of Reactors and Selection Criteria Details 45:44
Tutorial on Reactor Design and Cost Estimation Details 56:3
General Introduction (Types of Separation Processes and Criteria ) Details 49:44
Guidelines for Design of Separation Systems Details 50:28
Design of Distillation Columns — Part I (Sequencing of Columns, Energy Integration ) Details 55:22
Design of Distillation Columns — Part II (Plate and Packed Towers, Number of Plates) Details 52:34
Tutorial — Part I (Design of Absorption Column) Details 58:40
Tutorial — Part II (Design of Distillation Column) Details 49:8
Concepts and Basic Principles of Energy (or Heat) Integration — Part 1 Details 47:33
Concepts and Basic Principles of Heat Integration — Part 2 Details 52:21
Identification of Area and Cost Targets Details 47:55
Pinch Technology for Heat Exchanger Network Design Details 49:51
Tutorial – I (Composite Curves, Problem Table Algorithm and Enthalpy Intervals) Details 56:51
Tutorial – II (Heat Exchanger Network Synthesis Using Pinch Technology) Details 57:47
Selection of Process, Design of Flowsheet and Materials Balance Details 48:10
Energy Balance, Process Alternatives and Design of the Absorber Details 49:47
Rules of Thumb & Their Limitations and Tutorial Details 48:37
General Concepts & Principles and Cost Allocation Procedure Details 50:4
Lumped Cost Diagram and Cost Allocation Diagram (Case study) Details 46:51
Assessment of Process Alternatives with Cost Allocation Diagram (Case Study) Details 50:37
Tutorial on Lumped Cost Diagram and Cost Allocation Diagram Details 1:17:22
Introduction to Chemical Projects and Their Economic Aspects Details 46:46
Selection of the Process and Project Site (Part I) Details 50:45
Selection of the Process and Project Site (Part II) Details 44:54
Project Cost Estimation (Part I) Details 45:37
Project Cost Estimation (Part II) Details 48:33
Simplified Cost Model and Depreciation Details 48:47
Time Value of Money Details 52:1
Measures of Profitability and Project Evaluation (Part I) Details 51:38
Measures of Profitability and Project Evaluation (Part II) Details 43:16
Tutorial on Project Economics (Part I) Details 52:27
Tutorial on Project Economics (Part II) Details 51:1

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