Question 1 Remove Topic Question Text One key objective of the Day 2 exercise is to determine when what has been achieved? Explanation The Day 2 objectives specifically include determining when cargo tanks have been inerted. Option 1 Remove Option 2 Remove Option 3 Remove Option 4 Remove Add Option
Question 2 Remove Topic Question Text Besides inerting tanks, the exercise also requires inerting which systems? Explanation The objectives state that all cargo pipelines and deck storage tanks are to be inerted. Option 1 Remove Option 2 Remove Option 3 Remove Option 4 Remove Add Option
Question 3 Remove Topic Question Text Why is familiarization with the pipeline system emphasized during the exercise? Explanation The exercise aims to make personnel fully familiar with the pipeline systems and their connections. Option 1 Remove Option 2 Remove Option 3 Remove Option 4 Remove Add Option
Question 4 Remove Topic Question Text During use of tanks as an inert gas reservoir, how should cargo pump and emergency pump discharge valves be opened? Explanation The note on the slide specifies that pump discharge valves should only be cracked open so purging can occur without turning the pumps. Option 1 Remove Option 2 Remove Option 3 Remove Option 4 Remove Add Option
Question 5 Remove Topic Question Text Which cargo lines must be purged after tank purging? Explanation The procedure calls for purging all cargo liquid lines and all cargo vapor lines. Option 1 Remove Option 2 Remove Option 3 Remove Option 4 Remove Add Option
Question 6 Remove Topic Question Text What should be done with drain piping at the bottom of the liquid manifold? Explanation The drain piping at the bottom of the liquid manifold is specifically listed for purging. Option 1 Remove Option 2 Remove Option 3 Remove Option 4 Remove Add Option
Question 7 Remove Topic Question Text Why are blanked manifold areas and blind sections included in the purging plan? Explanation Blind sections and blanked-off areas can retain trapped pockets, so they must be purged as well. Option 1 Remove Option 2 Remove Option 3 Remove Option 4 Remove Add Option
Question 8 Remove Topic Question Text What is the required isolating valve position during purging of cargo pipelines? Explanation The slide states that all isolating valves are to be kept in the open position during purging. Option 1 Remove Option 2 Remove Option 3 Remove Option 4 Remove Add Option
Question 9 Remove Topic Question Text What is the reason for keeping cargo pump discharge valves only partly open during purging? Explanation Partly opening the discharge valves allows purge flow while preventing the impeller from rotating. Option 1 Remove Option 2 Remove Option 3 Remove Option 4 Remove Add Option
Question 10 Remove Topic Question Text Which compressor-related lines must be purged? Explanation The compressor systems section requires purging of suction vapor lines, condensate lines, and hot gas lines. Option 1 Remove Option 2 Remove Option 3 Remove Option 4 Remove Add Option
Question 11 Remove Topic Question Text How can complete purging and inerting of compressor-related systems be verified? Explanation The procedure states that all drain plugs should be used to verify complete purging and inerting. Option 1 Remove Option 2 Remove Option 3 Remove Option 4 Remove Add Option
Question 12 Remove Topic Question Text Which fittings should be opened on the cargo side for level gauging systems? Explanation The slide instructs personnel to open plugs of level gauge top mountings on the cargo side. Option 1 Remove Option 2 Remove Option 3 Remove Option 4 Remove Add Option
Question 13 Remove Topic Question Text What is required for sample points throughout the cargo system? Explanation All sample points throughout the cargo system are specifically listed for purging. Option 1 Remove Option 2 Remove Option 3 Remove Option 4 Remove Add Option
Question 14 Remove Topic Question Text Why must stripping lines be purged? Explanation The stripping lines are purged to ensure complete vapor removal. Option 1 Remove Option 2 Remove Option 3 Remove Option 4 Remove Add Option
Question 15 Remove Topic Question Text Which top spray line system is included in the purging list? Explanation The condensate top spray line system is specifically named for purging. Option 1 Remove Option 2 Remove Option 3 Remove Option 4 Remove Add Option
Question 16 Remove Topic Question Text During inerting of the reliquefaction plant, inert gas passes via the knockout drums to where first? Explanation The Day 2 procedure states that inert gas passes via the knockout drums to the suction side of all four compressors. Option 1 Remove Option 2 Remove Option 3 Remove Option 4 Remove Add Option
Question 17 Remove Topic Question Text After passing through the compressors, inert gas is led to which location? Explanation The inert gas path described is via knockout drums to compressor suction and then to the vent riser. Option 1 Remove Option 2 Remove Option 3 Remove Option 4 Remove Add Option
Question 18 Remove Topic Question Text Why is each compressor run in turn during this operation? Explanation Each compressor is run in turn specifically to ensure complete inerting of the whole units. Option 1 Remove Option 2 Remove Option 3 Remove Option 4 Remove Add Option
Question 19 Remove Topic Question Text After the tanks have provided inert gas, how is the inert gas then released to gas free the pipelines? Explanation The procedure says inert gas from the tanks is released by opening all condensate and spray valves on each tank. Option 1 Remove Option 2 Remove Option 3 Remove Option 4 Remove Add Option
Question 20 Remove Topic Question Text How is the booster/heater system purged? Explanation The booster/heater system is purged by inert gas via the liquid system. Option 1 Remove Option 2 Remove Option 3 Remove Option 4 Remove Add Option
Question 21 Remove Topic Question Text What instrument can be used to monitor the progress and completion of the purge? Explanation The exercise notes that the progress and completion of the purge can be monitored with a portable meter. Option 1 Remove Option 2 Remove Option 3 Remove Option 4 Remove Add Option
Question 22 Remove Topic Question Text What is done with drain and sample cocks on tanks, lines, plants, and manifolds once purging is complete? Explanation The final step described is opening drain and sample cocks and blowing them clear of trapped air. Option 1 Remove Option 2 Remove Option 3 Remove Option 4 Remove Add Option
Question 23 Remove Topic Question Text Where is the LNG / Ethylene vaporizer located? Explanation The technical specification slide states that the LNG / Ethylene vaporizer is located on the upper deck. Option 1 Remove Option 2 Remove Option 3 Remove Option 4 Remove Add Option
Question 24 Remove Topic Question Text What type of heat exchanger is the vaporizer? Explanation The technical characteristics list the vaporizer type as a horizontal shell and tube heat exchanger. Option 1 Remove Option 2 Remove Option 3 Remove Option 4 Remove Add Option
Question 25 Remove Topic Question Text In the vaporizer, cargo flows through which side of the heat exchanger? Explanation The slide explains that cargo is routed through the shell side and vaporized by warm glycol in the tubes. Option 1 Remove Option 2 Remove Option 3 Remove Option 4 Remove Add Option
Question 26 Remove Topic Question Text What is used as the direct heating medium in the vaporizer? Explanation The heat exchanger uses glycol as the direct heating medium. Option 1 Remove Option 2 Remove Option 3 Remove Option 4 Remove Add Option
Question 27 Remove Topic Question Text What is the stated cargo capacity of the vaporizer? Explanation The technical data gives the cargo capacity as 1500 Nm3/h for ethylene at the stated temperatures. Option 1 Remove Option 2 Remove Option 3 Remove Option 4 Remove Add Option
Question 28 Remove Topic Question Text What glycol flow rate should be adjusted to during the vaporizer starting procedure? Explanation The starting procedure instructs personnel to adjust glycol flow until reaching 77 m3/h. Option 1 Remove Option 2 Remove Option 3 Remove Option 4 Remove Add Option
Question 29 Remove Topic Question Text During start-up, what should be done with cargo vapour valves until a stable level is achieved in the heater? Explanation The procedure states that cargo vapour valves should remain closed until a stable level is achieved. Option 1 Remove Option 2 Remove Option 3 Remove Option 4 Remove Add Option
Question 30 Remove Topic Question Text When stopping the vaporizer, what should happen before glycol flow is stopped? Explanation The stopping procedure requires glycol circulation to continue until the heater is emptied of cargo and depressurized. Option 1 Remove Option 2 Remove Option 3 Remove Option 4 Remove Add Option
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