Question 2:

You are working in a sour gas plant and one of the products created there is propane for commercial sale. Lab testing has come back on the propane and it indicates a higher than acceptable level of ethane in your propane product. What is the most likely cause of the contamination?

A - The depropanizer is being operated at too high a temperature B - The de-ethanizer is being operated at too low a temperature C - The debutanizer is being operated at too low a temperature D - The H2S scrubber is malfunctioning Correct Answer(s): B Marked as: Incorrect _______________________________________________

Question 3:

Fractionators are named by:

A - The heaviest overhead component B - The heaviest bottom product C - The lightest bottom product D - The lightest overhead component Correctness Rule: Single Correct Answer Required Answer(s) Given: A Correct Answer(s): A Marked as: Correct _______________________________________________

Question 4:

What happens when the de-ethanizer in a fractionation system is driven too hard?

A - The mole sieve beds become fouled B - Tthe propane becomes bottom product C - The propane and butane are contaminated with sulphur D - The propane and butane are driven overhead Correctness Rule: Single Correct Answer Required Answer(s) Given: D Correct Answer(s): D Marked as: Correct _______________________________________________

Question 5:

When a mixture of propane and butane is split in the depropanizer, the overhead product is:

A - Methane B - Butane C - Pentane D - Propane Correctness Rule: Single Correct Answer Required Answer(s) Given: D Correct Answer(s): D Marked as: Correct _______________________________________________

Question 6:

In a gas plant, when discussing fractionation components, the common abbreviation used for propane is:

A - C8 B - C4 C - C3 D - C1 Correctness Rule: Single Correct Answer Required Answer(s) Given: C Correct Answer(s): C Marked as: Correct _______________________________________________

Question 7:

In the following illustration, what is produced as top product from the lean oil fractionator?

A - Propane B - Pentane-plus C - Octane D - Ethane Correctness Rule: Single Correct Answer Required Answer(s) Given: B Correct Answer(s): B Marked as: Correct _______________________________________________

Question 8:

When a system is designed to separate the components of a four-component mixture:

A - One tower is required B - Two towers are required C - Three towers are required D - Four towers are required Correctness Rule: Single Correct Answer Required Answer(s) Given: C Correct Answer(s): C Marked as: Correct _______________________________________________

Question 9:

In a gas plant, when discussing fractionation components, the common abbreviation for butane is:

A - C2 B - C4 C - C3 D - C5+ Correctness Rule: Single Correct Answer Required Answer(s) Given: B Correct Answer(s): B Marked as: Correct _______________________________________________

Question 10:

With a mixture of C3, C4, and C5 in a two tower fractionation system, the bottom product off the depropanizer (first tower) is:

A - C4 and C5 B - C4 C - C5 D - C3 Correctness Rule: Single Correct Answer Required Answer(s) Given: A Correct Answer(s): A Marked as: Correct

Question 1:

In a gas plant, when discussing fractionation components, the common abbreviation used for octane is:

A - C8 B - C4 C - C3 D - C1 Correctness Rule: Single Correct Answer Required Answer(s) Given: A Correct Answer(s): A Marked as: Correct _______________________________________________

Question 2:

In the following illustration, what is produced as top product from the lean oil fractionator?

A - Octane B - Pentane-plus C - Ethane D - Propane Correctness Rule: Single Correct Answer Required Answer(s) Given: B Correct Answer(s): B Marked as: Correct _______________________________________________

Question 3:

You are working in a sour gas plant and one of the products created there is propane for commercial sale. Lab testing has come back on the propane and it indicates a higher than acceptable level of ethane in your propane product. What is the most likely cause of the contamination?

A - The depropanizer is being operated at too high a temperature B - The debutanizer is being operated at too low a temperature C - The de-ethanizer is being operated at too low a temperature D - The H2S scrubber is malfunctioning Correctness Rule: Single Correct Answer Required Answer(s) Given: C Correct Answer(s): C Marked as: Correct _______________________________________________

Question 4:

In a debutanizer, the butane comes off the bottom of the tower.

A - True B - False Correctness Rule: Single Correct Answer Required Answer(s) Given: B Correct Answer(s): B Marked as: Correct _______________________________________________

Question 5:

In a gas plant, when discussing fractionation components, the common abbreviation used for propane is:

A - C8 B - C4 C - C3 D - C1 Correctness Rule: Single Correct Answer Required Answer(s) Given: C Correct Answer(s): C Marked as: Correct _______________________________________________

Question 6:

Fractionators are named by:

A - The heaviest overhead component B - The lightest overhead component C - The heaviest bottom product D - The lightest bottom product Correctness Rule: Single Correct Answer Required Answer(s) Given: A Correct Answer(s): A Marked as: Correct _______________________________________________

Question 7: