Engineering Flashcards
How many steering units are there?
4
Where can you steer the ship from?
Bridge Trick wheel Secondary control in DCC Main propulsion Ratchet Pointer
What is the purpose of emergency steering?
Bring rudder amidships during a casualty
How many fire pumps are onboard?
22
How many are electric?
18
What powers the remaining fire pumps that are not electric?
Steam
How many GPM can an electric fire pump put out?
1000
How many GPM can a steam driven fire pump out out?
2000
What uses fire main?
Fire main systems Reefer units Auxiliary cooling for machinery Flushing water for toilets Jet blast deflectors Eductors
What pressure should ships fire main stay at?
150psi +/- 25psi
What color are the fire main hand wheels?
Red
What are the four phases of the basic refrigeration cycle?
Compression
Condensation
Expansion
Evaporation
How many A/C plants are on board?
10
What are the uses of LIN?
Wart clinic
Freeze seals
Shrink fittings
What is the required PPE?
Face shield/goggles
Molders boots
Cryogenic coveralls
Welders gauntlet type gloves
Whose permission is required before dumping cryogenic liquids over the side?
CO
How many list control tanks are there
10
5 port
5 starboard
Frame 113-180
How many CHT pumps are onboard?
Four
What are 3 operating modes of the CHT system?
In-port
Transit
At sea
Explain each mode of the CHT system.
In-port: sewage pumped to the pier
Transit: sewage to tanks only
At sea: sewage pumped overboard once at least 3 miles from land.
What are the 3 diseases you can get from CHT?
Cholera
Hepatitis
Typhoid
