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Yeh > Cooling > Flashcards

Cooling Flashcards

1
Q

State all the machinery used in main propulsion cooling system

A

CCP

Forced Lub Cooling System

Plummer Block emergency cooling system

Gas Turbine

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2
Q

State all machinery cooled by auxillary cooling system

A

Air conditioning plant
Diesel / Generator Plant

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3
Q

When would a cross connection between port ans stbd be used

A

In an emergency

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4
Q

What temperature do white metal bearings melt at

A

115’C

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5
Q

What happens to machinery if not cooled correctly

A

Siezing
Wiping Bearings
Catching Fire

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6
Q

Why is FW used in a cooling system

A

Prevents salt water corrosion / contamination

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7
Q

What is the definition of FW and SW system

A

Diesel generators are cooled with FW which is cooled by salt water with heat exchangers (closed loop system)

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8
Q

When could the FW be cross connected to SW

A

When FW pump fails

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9
Q

Whose permission do we need?

A

MEO

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Yeh (6 decks)

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