Engineer Flashcards
How many and what types of A/C plants do we have?
9-363 ton York compressors (centrifical)
What are the 4 phases of a refrigeration system?
Compression
Condensation
Expansion
Evaporation
How many and what types of refrigeration plants do we have onboard?
5-7 ton York compressors (reciprocating)
What is the primary purpose of the A/C?
To provide chill water for electronic components, cooling equipment and comfort of crew
What is the purpose of the water regulating valve on the A/C system?
Regulates the saltwater flow through the refer condenser
What is the Catapult Steam Smothering System used for?
Extinguish fire in trough caused by fuel or oil on deck catching fire.
How many O2N2 plants are onboard and where are they located?
2 in HB 1 & 3 under the AFFF storage tanks
What do the O2N2 plants produce?
Oxygen and Nitrogen
What is Liquid oxygen used for?
Aviator breathing oxygen
What is nitrogen used for?
Shrink metal
Freeze warts
Freeze seals
What is the purpose of degaussing?
Counteract the magnetic fields created by permanent and induced magnetism
Name two degaussing coils?
A,M
FP-FQ
FI-QI
What is the purpose of list control?
To maintain a level deck for the launching and recovering aircraft.
Who controls the list underway?
OOD
Who determines desired list during flight ops?
Air Boss
How many list control pump do we have?
2
How many gallons per minute do the list control pump out?
1800 GPM
How many list control tanks do we have and what frames are they between?
10 (5 PORT/5 STBD)
Between frames 113-180
Name the 3 modes the CHT system operate in?
In port
Transit
At sea
How many CHT tanks do we?
3
How much can each CHT tank hold?
2- 50,000 gallons
1- 250 gallons
What harmful gas can be generated by CHT?
Hydrogen Sulfide (H2S)
What is the purpose of the CHT aeration system?
Keeps solids suspended, grows good bacteria to kill bad Bacteria
What type of refrigerant is used in the A/C plants?
R-114
What is the capacity of the nitrogen tanks?
1500 gallons
What is the capacity of the oxygen storage tanks?
1500 gallons
Who must give approval before cryogenic liquid can go over the side?
Commanding Officer
How far out must we be to dump CHT?
3 NM
How far out to dump trash and garbage?
12.5 NM
How far out to dump oily waste?
50+ NM with CO’s permission
How many methods are there for controlling the rudders?
5
What are the methods for controlling the rudders?
Automatic Hand electric Trick wheel Emergency steering Non follow up
What type of refrigerant is used in the refrigeration plants?
R-134A
What do you use for a sewage clean up?
White suit Rubber gloves Boots Face shield Betadine
What type of load centers do we have?
Functional and General
How many CHT pumps do we have ?
4
2 FWD
2 AFT 400 GPM EDDY type
What is some basic PPE for handling LOX?
Face Shield Rubber apron LOX boots Gloves Coveralls
What temp is LOX?
-297 degrees F
What is the temp of liquid nitrogen?
-320 degrees
