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2003 Course Refining Operations

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Total No. of Questions :8] P1160 [Total No. of Pages : 2 [3864]-361 B.E. (Petrochemical ) REFINING OPERATIONS (2003 Course) Time : 3 Hours] [Max. Marks : 100 Instructions to the candidates: 1) Answer any three questions from each section. 2) Answer to the two sections should be written in two separate answer books. 3) Figures to the right indicate full marks. 4) Assume suitable data,wherever necessary. 5) Use of electronic calculator is allowed. SECTION - I Q1) Write a note on overall refinery configuration. Provide an appropriate flow diagram along with the answer. [16] Q2) Explain the important specifications and their practical relevance for the following refinery products. [16] a) Gasoline. b) c) High speed Diesel. LPG. d) Aviation Turbine Fuel Q3) a) Discuss in detail the challenges posed by Leavier crudes that have to be processed by refineries in recent years. [8] b) Explain in brief significance of and process principle behind crude desalting. [8] Q4) With reference to atmospheric and vacuum distillation units in a refinery, explain the following . a) Pressure and Temperature conditions in the column . b) Boiling ranges of the products. c) Means of maintaining the vacuum. d) Provision of reflux. e) Role of side stripper. [18] P.T.O.

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