Gujarat Technological UniversitySummer 2026 examination

GTU 3150506 Chemical Process Plant Design & Economics Summer 2026 Question Paper & PDF

B.E. · Chemical Engineering · Semester 5 · Subject code 3150506
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Total
70 marks
To pass
23 marks (33%)
Duration
2.5 Hours 2:30 PM – 5:00 PM
Questions
5 with internal choice
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Q.1

14 Marks
(a)
3 marks
Summarize the six-tenths factor rule and discuss its role in estimating equipment cost.
(b)
4 marks
Differentiate continuous process vis a vis batch process
(c)
7 marks

The original value of a heat exchanger is ₹5,00,00,000 completely installed and ready for use. Determine the asset value of the equipment at the end of 5 years using straight line and double declining balance method having the service life of 10 years and ₹50,000 salvage value.

Q.2

14 Marks
(a)
3 marks
Discuss types of flow diagrams in brief.
(b)
4 marks
Differentiate between Standard and Special equipment
(c)
7 marks

A reactor of volume 50m³ had a cost of ₹5,00,00,000 in 2020. What is the estimated cost of 80m³ reactor in 2026? Assume that cost index in 2020 was 600 and in 2026 is

750Equipment cost vs. capacity factor is 0.58 (The reactor is used for the same product manufacturing)
(c)
7 marks

Describe the cash flow in an industrial operation and represent it using a tree diagram.

Q.3

14 Marks
(a)
3 marks

Outline the concept of plant overhead cost and explain its major elements in a manufacturing system

(b)
4 marks

Apply the concept of a specification sheet to prepare key details required for a distillation column used in an industrial process

(c)
7 marks

With suitable example discuss about various factors to be considered in selection of location of a chemical production plant.

(a)
3 marks
List and discuss principles of plant layout.
(b)
4 marks
Discuss selection criteria for size reduction equipment
(c)
7 marks
Enlist the factors to be considered on total product cost estimation

Q.4

14 Marks
(a)
3 marks
Describe the concept of break-even point and illustrate it with a suitable diagram.
(b)
4 marks
Define: - Book Value, Salvage Value, Market Value, Service life.
(c)
7 marks

Discuss with figure, cumulative cash position for an industrial operation neglecting time value of money.

(a)
3 marks

Summarize the concept of pipe fittings and discuss their types and functions in piping systems.

(b)
4 marks

Apply the concept of alternative investments in the chemical industry by selecting suitable investment options and explaining how they can be utilized to enhance returns and manage risk.

(c)
7 marks
Define “Pilot Plant”. Discuss about its importance in chemical Industries

Q.5

14 Marks
(a)
3 marks
Differentiate between Process Water and Boiler Feed Water.
(b)
4 marks

Describe the concept of the Critical Path Method in detail and outline its key components and significance in project management.

(c)
7 marks
Enlist various methods of Profitability analysis .Explain any two methods in detail
(a)
3 marks
Write a brief note on PERT techniques used for Inventory control
(b)
4 marks
Discuss planning of project schedule by ‘BAR CHART’ in detail
(c)
7 marks

Apply the concept of a feasibility survey to evaluate a proposed project and determine the technical factors that must be considered for its successful implementation.

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About this paper

Official Gujarat Technological University (GTU) examination paper for Chemical Process Plant Design & Economics (Summer 2026, B.E. · Chemical Engineering, Sem 5). Features complete 70-mark regular & remedial examination pattern, official marking distribution across all 5 questions, and direct 1-click official PDF download.

Transcribed for student exam preparation from Gujarat Technological University official examination archives. Questions, syllabus guidelines, and curriculum marking schemes remain the intellectual property of Gujarat Technological University.

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