What type of cargo compressor is commonly used in LPG reliquefaction plants?
Direct Answer
Option D: Oil-free screw or reciprocating compressors
Oil-free screw or reciprocating compressors are utilized in reliquefaction plants to prevent cargo contamination. By avoiding lubricating oil in the compression chamber, these units ensure the purity of the liquefied gas, adhering to strict cargo quality standards and operational safety protocols defined by SIGTTO.
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Detailed Explanation & Context
Oil-free screw or reciprocating compressors are utilized in reliquefaction plants to prevent cargo contamination. By avoiding lubricating oil in the compression chamber, these units ensure the purity of the liquefied gas, adhering to strict cargo quality standards and operational safety protocols defined by SIGTTO.
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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