Question 580General Subjects - Assistant Engineer
70% to passReferring to the illustrated steam plant sea water cooling system drawing, which pump can be used to pump out the main machinery space bilge in a flooding emergency? Illustration SP-SW-01
AThe two-speed main sea water circulating pump can be used for this purpose.
BThe auxiliary sea water circulating pump can be used for this purpose.
CThe single-speed main sea water circulating pump can be used for this purpose.
DAny of the sea water service pumps can be used for this purpose.
AI Explanation
The correct answer is A) The two-speed main sea water circulating pump can be used for this purpose. In a flooding emergency, the two-speed main sea water circulating pump can be used to pump out the main machinery space bilge. This pump is typically designed with the capability to operate at a higher flow rate to serve as an emergency bilge pump in addition to its normal cooling water circulation duties. The other sea water pumps, such as the auxiliary sea water circulating pump or the single-speed main sea water circulating pump, may not have the necessary capacity or design features to effectively dewater the machinery space in an emergency situation.
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