GASCO Exit Exam • Set 13 Question 19 of 30

During the nitrogen or cooling cycle in a reliquefaction plant, nitrogen is compressed in 3-stage centrifugal compressor. How is the compressor cooled?

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Direct Answer

Option A: Water cooling

The correct answer is Water cooling. This complies with established gas tanker operational standards, thermodynamics, and the IGC Code safety requirements.

All Options

Water cooling (Correct Answer)

Propane cooling / Butane cooling

Butane cooling

LNG cooling

Detailed Explanation & Context

The correct answer is Water cooling. This complies with established gas tanker operational standards, thermodynamics, and the IGC Code safety requirements.

Relevant Framework: STCW 2010 Manila Amendments • DG Shipping E-Learning & Exit Exam Standards • Advanced Training for Liquefied Gas Tanker Cargo Operations (GASCO).

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