GTU BE/B.Tech 2017 Winter Question Papers || Gujarat Technological University
Subject Code: 160505
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GUJARAT TECHNOLOGICAL UNIVERSITY
BE - SEMESTER- VI (Old) EXAMINATION - WINTER 2017
Subject Name: Computer Aided Process Synthesis
Time: 02.30 pm to 05.00 pm
Date: 08/11/2017
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Total Marks: 70
Instructions:
- Attempt all questions.
- Make suitable assumptions wherever necessary.
- Figures to the right indicate full marks.
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- (a) Discuss Process Creation step in product and process design. [07]
(b) Define ‘Attainable region’ and explain its construction. [07] - (a) Discuss Engineering ethics briefly. [07]
(b) Draw the algorithm for establishing distillation column pressure and condenser type. [07]
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Draw the sequences of ordinary distillation columns for 5 numbers of products. [07] - (a) Define with example : Cycle time, Make span, Flow shop plant, Job shop plant [07]
(b) Explain overlapping and non-overlapping operation. [07]
OR
Explain various transfer policies. [07] - (a) Discuss the positioning of heat engine. [07]
(b) Write briefly on Multiple-effect distillation. [07] - (a) Explain heat pumping, vapor recompression and Reboiler flashing in distillation configuration involving compression. [07]
OR
Discuss the positioning of heat pump. [07]--- Content provided by FirstRanker.com ---
(b) Explain positioning of distillation towers between hot and cold composite curves using T-Q diagram. [07] - (a) Explain HEN design procedure to meet MER targets. [07]
(b) Write briefly on threshold approach temperature and optimum approach temperature. [07]
OR
Find minimum utility targets for the following stream data. Take ?T min = 10 °C. [07]--- Content provided by FirstRanker.com ---
Stream | Source temperature, °F | Target temperature, °F | mCp*10-3, Btu/hr°F
C1 | 120 | 235 | 2
C2 | 180 | 240 | 4
H1 | 260 | 160 | 3--- Content provided by FirstRanker.com ---
H2 | 250 | 130 | 1.5 - (a) Explain heuristics for determining favorable sequences of ordinary distillation column. [07]
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