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Oil Well Drilling Engineering B.E Question Paper : unipune.ac.in

Name of the University : Savitribai Phule Pune University
Department : Petroleum Engineering
Degree : B.E
Subject Code/Name : Oil Well Drilling Engineering
Sem : II
Website : unipune.ac.in
Document Type : Question Paper

Download Model/Sample Question Paper : https://www.pdfquestion.in/uploads/unipune.ac.in/6808-B.E.(2003%20Patt.).pdf

Pune Oil Well Drilling Engineering Model Paper

B.E. (Petroleum) :
(2003 Pattern) (Sem. – II)
Time :3 Hours
Max. Marks :100

Related : Savitribai Phule Pune University Deepwater Technology B.E Question Paper : www.pdfquestion.in/6804.html

Instructions

1) Question Nos. 1 and 5 are compulsory. Out of the remaining attempt 2 questions from section I and 2 questions from section II.
2) Answers to the two sections should be written in separate books.
3) Neat diagrams must be drawn wherever necessary.
4) Figures to the right indicate full marks.
5) Use of logarithmic tables slide rule, Mollier charts, electronic pocket calculator and steam tables is allowed.
6) Assume suitable data, if necessary.

SECTION – I

Q1) Discuss derrick and block tackle system calculate
a) Static tension in the fast line when upward motion is impending
b) Maximum hook horse power.
c) Maximum hoisting speed.
d) Actual derrick load.
e) Max equivalent load.
f) Derrick efficiency factor.
(Assume dead line near leg A, Draw works between leg C and D).
Data :
Hoisting load 300,000 lb, draw works provide an input power to block and tackle system is 500 hp, Eight line strung between the crown block and traveling block. Power efficiency = 0.841. [18]
Q2) a) Discuss IADC classification of bit, bit selection procedure in brief. [8]
b) Discuss depthwise optimization of rig – hydraulics. [8]
Q3) a) Discuss type one or L spape geometrical planning of directional well.[8]
b) Discuss minimum curvature method. [8]
Q4) Write short note [16]
a) GTO
b) Drill string design.
c) Type of wells.
d) Well bore stability

SECTION – II

Q5) a) Discuss casing seat depth selection procedure in detail. [8]
b) Calculate cement slurry weight and water needed to mix a slurry consisting
of class H, 35% sand, 0.5% retarder, 46% water. [6]
Data given :
Class H cement = 94 lb/sack.
absolute volume of class H cement = 3.60 gal/sack.
absolute volume of sand = 0.0456
Water weight = 8.33 ppg
Basis : 1 sack of class H cement.
c) Discuss different API grades of casing. [4]
Q6) a) Draw BOP stack and discuss different types of ram preventers in detail.[8]
b) Write different causes of well kick. [4]
c) Compair driller’s method and weight & wait method of well control.[4]
Q7) a) Discuss different offshore drilling rigs with suitable sketch. [10]
b) Discuss step by step procedure of offshore drilling. [6]
Q8) Write short notes on [16]
a) BOP stack function test.
b) Utility of SIDPP and SICP pressures.

2003 Pattern :
SECTION – I :
Q1) a) Compair floating drilling vessels and fixed offshore rigs in brief. [8]
b) Discuss drilling procedure for structural & conductor casing with suitable sketch. [10]
Q2) a) Discuss station keeping dynamic positioning system in detail. [8]
b) What are design considerations of offshore platform? [8]
Q3) a) Discuss well planning considerations in deepwater drilling wells. [8]
b) Discuss deep water drilling difficulties and well design issues in brief.[8]

Q4) Write short note on [16]
a) Environmental forces.
b) Riser system
c) Gas hydrate
d) High pressure and temperature wells.

SECTION – II :
Q5) a) Discuss floater well control issues and well shut in procedures in brief.[8]
b) Draw subsea well head system. [8]

Q6) a) Discuss design considerations of stage separation in brief. [8]
b) Discuss typical completion string components and their functions in detail.[8]
Q7) a) Discuss design considerations for offshore pipe line in brief. [8]
b) Describe with suitable sketch casing cementing operation in deepwater wells. [8]

Q8) Write short notes on [18]
a) Subsea BOP stack.
b) Pressure maintenance.
c) Subsea tree.

Q.9 A) Following are the details of oil production form a well. Plot the information on suitable graph extrapolate time required to decline to economic limit of 500 BOPD
Describe the pattern of declining in production. What is the OOIP, if original recovery of oil was 22% If production reaches to 500 BOPD then what is the total production of oil with recovery percent? [15]

B) Write a detailed note on guidelines given by SPE and UN for the evaluation of petroleum reserves and resources [10]

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