Chapter 9 - Engineering Economics
Chapters 7-9, Consider:
Process flow diagram
Estimate of capital costs
Estimate of operating costs
An economic evaluation can provide
Comparison to other processes
Investments and time value
Day to day operating costs.
Need process info. from PFD.
Need fixed capital investment (total module
cost, grass roots cost).
Estimate # of operators.
Manufacturing costs - $/time.
44 Section I Conceptualization and Analysis of Chemical Processes
1. Kauffman, D., Flow Sheets and Diagrams, AIChE Modular Instruction, Series G: De-
sign of Equipment, series editor I. Beckman, American Institute of Chemical Engineers,