Page 19 - Chemical process engineering design and economics

6 Chapter 1

Table 1.2 Structure of a Project

Process Research
1. Process Evaluation
The objective is to evaluate the technical, economic, and financial feasibility of a process.
a) Construct a preliminary process flow diagram
b) Approximate equipment sizing
c) Economic evaluation
d) Locate areas requiring research
2. Bench Scale Studies
The objective is to obtain additional design data for process evaluation.
a) Plan experiments d) Revise flow diagram
b) Design experimental setup e) Revise economic evaluation
___c) Correlate data________________f) Locate areas requiring development
Process Development
Objective: To obtain more design data and possibly product for market research.
a) Plan development program e) Correlate data
b) Design pilot plant f) Revise flow diagram
c) Supervise pilot-plant construction g) Revise economic evaluation
d) Supervise pilot-plant operations
Process Design
Objective: To establish process and equipment specifications.
a) Construct flow diagram f) Conduct economic studies
b) Perform mass and energy balances g) Conduct optimization studies
c) Consider alternative process designs h) Evaluate safety and health
d) Size equipment i) Conduct environmental impact
e) Design control systems_______ studies ___
Plant Design and Construction
Objective: To implement the process design.
a) Specify equipment
b) Design vessels (mechanical design of reactors, separators, tanks)
c) Design structures
d) Design process piping system
e) Design data acquisition and control system
f) Design electric-power distribution system
g) Design steam-distribution system
h) Design cooling-water distribution system
i) Purchase equipment
j) Coordinate and schedule project
___k) Monitor progress___________________________________
Plant Operations
Objective: To produce the product.
a) Plant startup d) Production
b) Trouble shooting e) Plant engineering
____c) Process improvement_________________________________
Marketing
Objective: To sell the product.
a) Market research
b) Product sales
c) Technical customer service
d) Product development

Copyright © 2003 by Taylor & Francis Group LLC