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2003 Course Chemical Plant Eng.

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Total No. of Questions : 12] P1274 [Total No. of Pages : 3 [3664]-284 B.E. (Chemical) CHEMICAL PLANT ENGINEERING (2003 Course) Time : 3 Hours] [Max. Marks : 100 Instructions to the candidates: 1) Answer three questions from Section-I and three questions from Section-II. 2) Neat diagrams must be drawn wherever necessary. 3) Use of logarithmic tables, slide rule, Mollier charts, electronic pocket calculator and steam tables is allowed. 4) Assume suitable data, if necessary. SECTION - I Q1) a) What are main factors should be consider in making feasibility study? Explain in detail. [9] b) Explain significance of laboratory data in process development. [9] OR Q2) a) Discuss the various functions of pilot plant. b) Explain the importance of flow sheeting in chemical industry. Q3) a) Explain in detail the factors affecting process selection. [9] [9] [8] b) A project engineer would like to choose a plant location for following manufacturing units. Please help him during selection of proper site giving justification. [8] i) ii) Polysterene Plant. Sulphuric Acid Plant. OR Q4) a) A plant layout is to be prepared for batch process which involves process equipment such as reactor, condenser, steam heating jacket for reactor; a filter and two pumps. Discuss the factors to be considered for preparing this layout. [8] b) What are the factors to be considered while selecting the plant location. [8] Q5) Explain the primary and secondary process utilities required for process plant. [16] P.T.O. OR Q6) Distinguish between water treatment and waste water treatment. Enlist the various methods of waste treatment and explain any two with neat sketches. [16] SECTION - II Q7) a) Explain the factors governing the selection of piping and insulation.[6] b) Explain normal pipe size. [6] c) Give the details of colour code for piping. [6] OR Q8) Write short notes on : a) Transportation of solids in pipeline. [6] b) Pipe supports. [6] c) Piping for high temp. [6] Q9) a) Give the classification of pumps and explain the principle, construction and working of centrifugal pump. [10] b) Explain the term cavitation and NPSH. [6] OR Q10) a) Explain the characteristic of single acting and double acting reciprocating pumps with neat diagram. [10] b) Explain typical characteristic curve for the fan. Q11) a) What is float and how it is useful in CPM network. [6] [4] b) Explain static & mobile pressure vessel. [4] c) Consider the network shown below. Determine the critical path. [8] [3664]-284 2 OR Q12) a) A chemical manufacturing company wants to estimate the time for the project, various activities are identified as 10, 20, 30....... etc. Their sequence is as under [12] Activity Sequence Estimated Time in Week (10, 20) (10, 30) (10, 40) (20, 50) (30, 70) (40, 60) (50, 70) (50, 80) (60, 90) (70, 100) (80, 100) (90, 100) 12 13 12 10 19 11 10 12 09 20 15 20 Draw the network for these activity and estimate the time for critical path? b) Define Intrinsically and Extransic safe process. xxxx [3664]-284 3 [4]

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