GASCO Exit Exam • Set 10 Question 27 of 30
Onboard a membrane class LNG Tanker, what is the ideal tank pressure to be maintained during the warming up operation?
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Direct Answer
Option D: >150 mbar gauge to give good suction for the HD compressors
In Gaztransport & Technigaz NO 96 membrane containment systems, Invar membranes and perlite insulation boxes maintain cargo containment and thermal insulation.
All Options
A
Lowest possible pressuree to have good heat transfer process
B
Equal to atmospheric pressuree to allow for free flow of cargo vapor
C
Any pressuree is acceptabl
D
>150 mbar gauge to give good suction for the HD compressors
(Correct Answer)
Detailed Explanation & Context
In Gaztransport & Technigaz NO 96 membrane containment systems, Invar membranes and perlite insulation boxes maintain cargo containment and thermal insulation.
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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