100+ Petroleum Engineering Enhanced Oil Recovery Techniques Questions - 1

Question: 1

Reservoir volumes of oil mobilized by EOR agent divided by reservoir volumes contacted by EOR agent is called

(A) vertical sweep efficiency

(B) volumetric sweep efficiency

(C) displacement efficiency

(D) none of the above

Ans: C

displacement efficiency

Question: 2

How do you minimize trapped oil saturation?

(A) increase viscosity of the oil

(B) increase capillary number

(C) decrease capillary number

(D) none of the above

Ans: B

increase capillary number

Question: 3

Displacement efficiency of a miscellar flood is

(A) sum of ultimate volume of oil displaced and the volume of oil contacted

(B) product of ultimate volume of oil displaced and the volume of oil contacted

(C) ratio of ultimate volume of oil displaced and the volume of oil contacted

(D) none of the above

Ans: C

ratio of ultimate volume of oil displaced and the volume of oil contacted

Question: 4

Which caustic chemical is used in alkaline flooding?

(A) sodium carbonate

(B) sodium hydroxide

(C) sodium silicate

(D) all of the above

Ans: D

all of the above

Question: 5

Microbial enhance oil recovery is used for

(A) moderate temperature well

(B) very low temperature well

(C) high temperature well

(D) none of the above

Ans: A

moderate temperature well

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