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104 Cards in this Set

  • Front
  • Back
How many Steering Units are there?
4
What type of system operates the Steering Units?
Closed loop hydraulic system
Where are the Steering Units located?
Aft Steering 3rd deck frame 247 Port and Stbd
Where is the Ram Assembly located?
4th deck below Port and Stbd Aft Steering
How many Steering Units are online during normal operation?
Two, 1 port and 1 Stbd, 1 & 4 even, 2 & 3 odd days
Where can you steer the ship from?
Bridge, Aft Steering, Secondary Control in DCC
Where is Emergency Steering located?
2nd deck frame 247 Port and Stbd
What is the purpose of Emergency Steering?
Bring rudder amidships during a casualty
Explain the two main modes of steering.
Non-Follow up: Helm Electric control from Bridge Follow up: Engage Trick wheel from Aft Steering
Steering pumps
Consist of two independent variable hydraulic pump that moves hydraulic liquid to the main system.
Trick wheel
Provide local-hydraulic control of the steering system in case of failure of the remote steering system
Differential control box
Mechanically positions the tilt box of the main hydraulic pump to the required angle and position.
Ram assembly
The ram unit is mounted athwart ship and consists of a single ram operated by opposed cylinders. The ram is connected by links to the tillers of the twin rudders. When oil pressure is applied to one end of the operating cylinder, the ram will move, causing each rudder to move along with it
Emergency steering pump
A hand pump and associated service lines are also provided for local-manual operation of the ram in case of failure of both hydraulic pump units.
Rack and pinion follow-up assembly
The rack and pinion follow-up assembly transmit a signal to the differential control box when the ordered steering operation has been completed.
What are the four phases of the basic Refrigeration Cycle?
Compression, Condensation, Expansion, Evaporation
What is the primary purpose of the A/C System?
Provide cooling to vital electronic equipment
What is the secondary purpose of the A/C System?
Crew comfort
How many A/C Plants are onboard?
10
Classify the A/C Plants
York 363 Ton Centrifugal, R-236fa
Classify the Refers
7 Ton Reciprocating, R-134a
How many Refers are onboard?
5
Where are the Refer Units located?
1 & 2 Fwd A/C MR) (3, 4 & 5 Aft A/C MR
Where are the A/C Plants located?
1 & 2 Fwd A/C MR, 3 & 4 Aft A/C MR, 5 1MMR, 6 2RAR, 7 2MMR, 8 & 10 3C Shaft Alley, 9 7-25-0-E
What color is Chill water and Refrigerant piping?
Light Blue w/ Green stripes/Dark Purple
WHAT LOAD CENTERS SUPPLY POWER TO AC PLANTS AND REEFERS?
# 1 & # 2 LC 21, # 3 & # 4 LC 71, # 5 LC 43, # 6 LC 44, # 7 LC 61, # 9 LC 12, # 8 & # 10 LC 73, # 1 & # 2 REEFERS LC 21, # 3, 4, & 5 REEFER LC 71
WHAT IS THE DESIGNED TEMPATURE FOR CHILL WATER?
44 degrees
WHAT IS THE PRIMARY AC PLANT FOR THE ISLAND?
7 AC PLANT
COMPRESSION PHASE
WHERE A LOW PRESSURE HIGH TEMP VAPOR ENTERS THE COMPRESSOR AND BECOMES A HIGH PRESSURE HIGH TEMP VAPOR.
CONDENSATION PHASE
HIGH PRESSURE HIGH TEMP VAPOR ENTERS THE CONDENSER AND IS TURNED INTO A HIGH PRESSURE HIGH TEMP LIQUID BY FIREMAIN OR SEA WATER THAT PASSES THROUGH THE CONDENSER
EXPANSION PHASE
HIGH TEMP HIGH PRESSURE REFRIGERANT ENTERS THE TXV ON THE REEFERS OR THE ORIFICE ON THE A/C PLANTS AND BECOMES A LOW TEMP LOW PRESSURE LIQUID.
EVAPORATION PHASE
LOW PRESSURE LOW TEMP REFRIGERANT ENTERS THE EVAPORATOR AND REMOVES HEAT FROM EITHER THE CHILLWATER OR THE AIR IN THE SPACE AND BECOMES A LOW PRESSURE HIGH TEMP VAPOR
Purpose of Catapult Steam System?
motive force to launch Aircraft
How many catapults are there and which are bow/waist?
Four, 1 & 2 bow and 3 & 4 waist
How many catapult accumulators are there?
4
Where are the accumulators located?
01-69-1-Q, 01-69-2-Q, 01-165-4-Q
What type and where does catapult steam come from?
Main steam from Rx
Explain Catapult Supervisory Control
System to limit the amount of steam the accumulators can draw from the main steam system
What is the minimum pressure for a catapult shot?
450 psig
What are the two fire suppression systems with the catapults?
Trough smothering and Launch Valve smothering
Describe Launch Valve Smothering
Main steam is reduced to 50 psig via an orifice with only a local valve to operate
Describe Trough Valve Smothering
Main steam is reduced to 80 psig via an orifice. This has a local and remote operator. Each catapult has a valve to actuate trough smothering and an air actuator on the catwalks.
WHAT IS THE CASUALTY RESPONSE FOR A FIRE IN THE LAUNCH VALVE ROOM?
USE STEAM SMOTHERING (CO2, AFFF OR SEA WATER WILL CAUSE A MAJOR STEAM RUPTURE AND WILL KILL ANYONE NEAR THE AREA
How many O2/N2 Plants are onboard?
2
Where are the 02/N2 plants located?
HB#1 Port; HB#3 Stbd Blue doors
What are the uses of LOX?
Aviation Breathing Oxygen only
What are the uses of LIN?
Wart Clinic, Freeze seals, shrink fittings
What are the basic safety precautions with LOX/LIN?
No smoking, adequate ventilation, PPE, Non-spark tools, two-person rule
What is the required PPE?
Face shield or goggles, molder’s boots, cryogenic coveralls, welder’s gauntlet type gloves
What is the storage capacity for LOX/LIN?
1500gal LOX, 1500gal LIN each plant
What are the temperatures associated with LOX/LIN?
-297F, -320F
Where is LOX stored?
LOX carts holding a maximum 50 gal
What does the yellow flashing light above O2N2 signify?
X-Fer LOX
Where’s LOX transferred from the LOX carts?
It is transferred to converters in the aircraft for breathing air. These converters are called pumpkin balls
Whose permission is required before dumping cryogenic liquids over the side?
CO’s permission
WHAT ARE THE FOUR PHASES OF OPERATION FOR THE LP GEECO?
AMBIENT THAW, COOL DOWN, PRODUCTION & DEFROST
What is the purpose of the List Control System?
Transfer water as necessary to maintain a zero degree list which equates to a level flight deck for launching Aircraft
How many list control pumps are there?
Two
Where are the pumps located?
4A Shaft Alley
What is the capacity of each list control pump?
1800 GPM, 1 ½ degree list in 20 minutes
How many list control tanks are there?
Ten, 5 port and 5 stbd Fr 113-180
Are all the list control tanks the same size?
No, 17,000 to 36,000gal
What type of water is transferred in the tanks?
Portable or X-Conn w/ FM
Where is the List Control System operated from?
List Control Panel in DCC
How many sewage collection tanks are onboard?
3
What is the capacity of the tanks?
FWD-48,000gal, AFT-50,000gal, Machinery Spaces-248gal
How many CHT pumps are onboard?
Four, 2 in each CHT pump room
Classify these pumps
Eddy pumps, 400GPM
What are the three operating modes of the CHT system?
In port, Transit, At sea
Explain the modes of the CHT system
In port- sewage pumped to pier, Transit- sewage to tanks only, At sea- Sewage pumped overboard once at least 3 miles from land
At what distance from land can CHT be pumped overboard?
3 miles
What dangerous gas is associated with the CHT system?
Hydrogen sulfide gas – Hydrogen sulfide has been identified as the most likely gas hazard associated with decomposition of sewage in CHT tanks. It is toxic and can be explosive. If available, use a portable hydrogen sulfide detection and contact gas free engineer immediately to determine the concentration of gas in space
What are the three diseases you can get from CHT?
Cholera, Hepatitis, Typhoid
What does H2S smell like?
rotten eggs
What are the precautions of sewage spill clean up?
Personnel involved in sewage clean up must wear proper protective equipment and shall not smoke, eat, drink before thorough wash up with hot water and soap. Also personnel exposed to sewage shall keep basic immunization current.
What are Comminutors?
The comminutors located in the soil drain or the combined soil and water drain serves to macerate solids passing into the CHT tanks
A coil degaussing
The A, or athwart ship, coil has loops in the vertical fore and aft planes. The function of the A coil is to produce a magnetic field that counteracts the magnetic field cause by the athwart ship induce magnetization.
M coil degaussing
The M, or Main, coil encircles the ship in a horizontal plane, usually near the waterline. The M coil produces a magnetic field that counteracts the magnetic field produced by the vertical permanent and vertical induced magnetization of the ship
FP-QP coil degaussing
The FP-QP coil is used primarily to counteract the magnetic field produced by the ship’s longitudinal permanent magnetization, and it is sometimes used to provide some compensation to supplement the M coil for vertical induced magnetization.
FI-QI degaussing
The FI-QI coil is used primarily to counteract the magnetic field produced by the ships longitudinal induce magnetization.
Degaussing switchboard
The switchboard contains operator controls, control circuits, and status indicators for all coils. The switchboard is functionally divided to facilitate operation and maintenance.
Remote control panel
The remote control panels provide status indicators and a leading switch for emergency manual operation in a remote location
Oily Waste Separator (OWS)
OWS is used to process oily wastes, that is, separate the oil and water, discharge the oil to the waste oil tank, and discharge the water overboard by way of an oil content monitor
Deck connections
Oily waste transfer pump piping risers with deck discharge connections provide the ship with the capability to discharge oily waste and waste oil to shore facilities while in port. At least one connection is installed on each side of the ship.
Waste oil retention tank
Receives separated oil from the OWS for later discharge to shore receiving facilities.
Oily waste holding tank
Provides capability to store oily waste before processing by an OWS or before discharge to shore
State the types and uses of Fuel Oil onboard
a. JP-5 supplies fuel for helicopters, air planes, diesel generators and other equipment. Also for boiler use in emergency only (conventional only)
b. MOGAS supplies gasoline engine equipment onboard ship. (eg. EOD Boat engine)
F/O Service
Fuel oil service system provides diesel fuel marine (DFM) from the fuel oil service tanks to the boiler burners.
F/O Transfer
Fuel oil transfer system allows the transfer of fuel from different fuel oil storage tanks to fuel service tank
F/O Stripping
Fuel oil stripping system allows the removal of sediment and water from the bottom of fuel tanks
JP-5 Service
JP-5 service system provides JP-5 fuel from the JP-5 fuel tank to the flight deck for aircraft refueling and to the boilers for emergency use.
JP-5 Transfer
JP-5 transfer system allows transfer of JP-5 fuel from different JP-5 fuel storage tanks to JP-5 fuel service tanks
Chief Engineer (CHENG)
Overall responsible for the entire engineering department, including all personnel assigned within the department, all electrical and mechanical equipment, electrical
Main Propulsion Assistant (MPA)
Overall responsible for ship’s propulsion plant and is the Reactor Officer’s Assistant.( Conventional Ship, is responsible to the CHENG)
Engineering Officer of the Watch (EOOW)
He is overall responsible for all equipment and watch standers while steaming the plant. Makes decisions on plant changes in emergency conditions and keeps the RO or CHENG and Commanding Officer informed of plant status. Directly responsible to the Officer of the Deck (OOD).
Engineering Duty Officer (EDO)
Should be a qualified EWS or EOOW. He is overall responsible for auxiliary machinery, hotel services and engineering department watch standers in port
Cold Iron watch/In-port equipment monitor
The Cold Iron watch makes frequent inspections of the assigned area and looks for fire hazards,flooding or other unusual conditions throughout the area. The watch sees that no unauthorized persons are in the watch area, that all spaces are clean, and that no tools, rags or personnel gear is left adrift. He keeps the bilge reasonably free of water or oil. He makes hourly reports to the DC Central watch or OOD on all existing conditions.
In port Equipment Monitor (ASM)
Functions as an equipment monitor, security watch, and cold iron watch in the engineering spaces. He is responsible for monitoring auxiliary spaces and systems, and system alignments IAW EOSS under orders from the EOOW. Makes hourly rounds of the A/C Machinery Room, and to check the operation of fire pumps, air compressors, SSDG's, Switchboards, Refrigeration Plants, Distilling Plants, and Potable Water Systems.
Sound and Security watch
ship's first line of defense in maintaining watertight integrity. His primary mission is to look for fire and flooding hazards
Oil King
Responsible for the testing of all fuel samples and maintaining all the required documentation. Considered Shipboard fuel and lube oil system expert
Gas Free Engineer
Chief Petty Officer or above) decides when all necessary measures have been taken to ensure that the risk of fire, explosion, exposure to toxic substances, suffocation or asphyxiation have been eliminated prior to entry of personnel into closed or poorly ventilated locations.
Fire Marshall
Assist to the engineer officer (DCO). The fire marshal will be designated to aid the DCA in the training of personnel and the prevention and of fires. Shall be DCTT qualified to ensure continuity of inspections for improperly stored or inoperative DC equipment
Engineering log
A LEGAL RECORD, this log (NAVSHIPS 3120/2) together with the log continuation sheet, is a complete daily record, by watches, of the events and data pertaining to the engineering department and the operation of the ship's propulsion plant
Engineering bell book
IS A LEGAL RECORD - The Engineering Bell Book, NAVSHIPS 3120/1 is a record of all bells, signals and other orders received by the throttleman regarding movement of the ship's propeller