Unconventional Hydrocarbon Resources - Latest Trends in Petroleum Engineering - Petroleum Engineering Previous Year Questions

1

2016 · Petroleum Engineering · Latest Trends in Petroleum Engineering · Unconventional Hydrocarbon Resources

Petroleum Engineering (PE) 2016

Gas hydrate forms at

A

low pressure and low temperature conditions.

B

low pressure and high temperature conditions.

C

high pressure and low temperature conditions.

D

high pressure and high temperature conditions.

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2

2016 · Petroleum Engineering · Latest Trends in Petroleum Engineering · Unconventional Hydrocarbon Resources

Petroleum Engineering (PE) 2016

Production of coal bed methane (CBM) is based on

A

distillation.

B

underground coal gasification.

C

desorption.

D

coal liquefaction.

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3

2017 · Petroleum Engineering · Latest Trends in Petroleum Engineering · Unconventional Hydrocarbon Resources

Petroleum Engineering (PE) 2017

The amount of methane gas evolved at 0°C and 1 atm from the dissociation of 1 m³ of methane gas hydrate, is approximately:

A

equal to the volume of gas hydrate.

B

10 times the volume of gas hydrate.

C

160 times the volume of gas hydrates.

D

300 times the volume of gas hydrates.

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4

2017 · Petroleum Engineering · Latest Trends in Petroleum Engineering · Unconventional Hydrocarbon Resources

Petroleum Engineering (PE) 2017

Bio-Gas (BG), Coal Bed Methane (CBM) and Methane Gas Hydrate (MGH), if arranged in the order of increasing methane content, the correct order is:

A

BG, CBM, MGH

B

CBM, BG, MGH

C

CBM, MGH, BG

D

BG, MGH, CBM

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5

2017 · Petroleum Engineering · Latest Trends in Petroleum Engineering · Unconventional Hydrocarbon Resources

Petroleum Engineering (PE) 2017

Match the following:
(P) Coal bed methane      (I) Requires natural or artificial fractures
(Q) Tight gas      (II) Exists in solid phase
(R) Gas hydrate      (III) Gas adsorbed on surface in micro-pores
(S) Associated gas      (IV) Dissolved in crude oil

A

P-I, Q-II, R-III, S-IV

B

P-IV, Q-III, R-I, S-II

C

P- III, Q-I, R-II, S-IV

D

P-IV, Q-I, R-II, S-III

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6

2017 · Petroleum Engineering · Latest Trends in Petroleum Engineering · Unconventional Hydrocarbon Resources

Petroleum Engineering (PE) 2017

The adjacent figure shows the phase diagram of free methane gas and methane hydrate for a pure water and pure methane system. Match the zones marked (I), (II), (III) and (IV) with different states of phases listed below.
(P) Methane hydrate + water + gas
(Q) Methane gas + water
(R) Methane gas + ice
(S) Methane hydrate + ice + gas

A

I–R, II–S, III–P, IV–Q

B

I–R, II–Q, III–P, IV–S

C

I–R, II–S, III–Q, IV–P

D

I–R, II–P, III–S, IV–Q

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7

2018 · Petroleum Engineering · Latest Trends in Petroleum Engineering · Unconventional Hydrocarbon Resources

Petroleum Engineering (PE) 2018

Pick out the INCORRECT statement.

A

Flash point is always lower than fire point.

B

Pour point of lube oil can be reduced by removing the wax from it.

C

Fracturing is a well stimulation technique.

D

Coal bed methane typically contains more than 60% \(CO_2\).

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8

2018 · Petroleum Engineering · Latest Trends in Petroleum Engineering · Unconventional Hydrocarbon Resources

Petroleum Engineering (PE) 2018

Which of the following statements are true about Natural Gas Hydrates?
Natural gas hydrates:
(I) are formed under low temperature and high pressure.
(II) can store approximately 160 m³ of gas per m³ of hydrate at 25 °C and 1 atm.
(III) formation is an endothermic process.
(IV) are potential sources of methane.

A

Only II, III & IV

B

Only I, II & III

C

Only I, II & IV

D

Only I, III & IV

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9

2019 · Petroleum Engineering · Latest Trends in Petroleum Engineering · Unconventional Hydrocarbon Resources

Petroleum Engineering (PE) 2019

The capacity of a passenger airline is expressed in terms of

A

available seats

B

available miles

C

available sectors

D

available seat miles

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10

2019 · Petroleum Engineering · Latest Trends in Petroleum Engineering · Unconventional Hydrocarbon Resources

Petroleum Engineering (PE) 2019

A CO2 laser in continuous mode is used for drilling a plate. The process parameters and their values are

Laser power intensity	1×108 W/mm2
Vaporization energy	5×106 J/mm3
Efficiency of the process	15 %
Laser spot diameter	200 micrometer

The drilled depth (in mm) after 2 seconds is ______

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11

2021 · Petroleum Engineering · Latest Trends in Petroleum Engineering · Unconventional Hydrocarbon Resources

Petroleum Engineering (PE) 2021

Coal bed methane is methane gas adsorbed in coal seams. To desorb the methane from the coal seam it should be exposed to CO₂ and (or) N₂. Which ONE of the following is an appropriate reason to enhance the desorption process?

A

N₂ is used because it has low kinetic energy compared to CH₄

B

CO₂ is used as it has high kinetic energy compared to CH₄

C

CO₂ is used as it strongly binds with coal compared to CH₄

D

N₂ is used as it strongly binds with coal compared to CH₄

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12

2024 · Petroleum Engineering · Latest Trends in Petroleum Engineering · Unconventional Hydrocarbon Resources

Petroleum Engineering (PE) 2024

From the options given below, identify the process through which coal bed methane is produced.

A

Underground coal gasification

B

Open cast mining of coal

C

Depressurization, using vertical / horizontal wells

D

Underground coal combustion

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13

2024 · Petroleum Engineering · Latest Trends in Petroleum Engineering · Unconventional Hydrocarbon Resources

Petroleum Engineering (PE) 2024

Which of the following options is/are CORRECT about the below mentioned hydrocarbons?
LNG: Liquefied Natural Gas; LPG: Liquefied Petroleum Gas; NGL: Natural Gas Liquid; CNG: Compressed Natural Gas

A

LNG is primarily methane at approximately 110 K temperature

B

LPG is primarily propane and butane at standard temperature and pressure

C

NGL is primarily methane at standard temperature and pressure

D

CNG is primarily pentane at standard temperature and pressure

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