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ENGINEERING Flashcards

1
Q

CHENG (CHIEF ENGINEER)

A

CDR TIREY
Department Head and overall in charge of Engineering Department

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2
Q

DC CENTRAL

A

( CENTRAL CONTROL) Engineering Watches

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3
Q

ECOW

A

Engineering Chief of the Watch

Liaison between Engineering and Reactor department in Central control. Responsible for all Engineering equipment, watch standers and tag out.

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4
Q

CAO

A

Supervises A-Division watch standers and is responsible for monitoring A-division equipment. (A/Cs, reefers, Aces’s, CAT’s, 02n2, steering, trash plants)

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5
Q

DCWS

A

Damage Control Watch Supervisor

Supervises Sounding and Security patrolmen while maintaining firemain pressure and a level deck for landing aircrafts.

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6
Q

CEW

A

Chief Electrical Watch

Supervises LCR and responsible for all 60 & 400 Hertz equipment outside of the propulsion plants.

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7
Q

SSP

A

Sounding and Security Patrol ( INPORT/UNDERWAY) Sounds tanks, & voids, pumps CHT.

AT Sea

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8
Q

LCR

A

Load Center Rover (INPORT/ UNDERWAY)
Roves out-of-plant load centers hourly to check of grounds. AT Sea

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9
Q

AMO

A

Auxiliary machinery Operator (INPORT / UNDERWAY)
Starts, stops and takes reading on AC’s and Reefer’s.
AT Sea

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10
Q

CAT SUP

A

CATAPULT Supervisor
Supervises Catapult spaces.
AT Sea

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11
Q

CAT MAC

A

Catapult Mechanic
First responder and rover for Catapult Machinery spaces.
(AT SEA)

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12
Q

HYPO

( Hydraulics Operator)

A

Monitors and gives order for the elevators once received from the CAO.

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13
Q

ACE ROVER

A

Aircraft Elevator machinery room monitors.

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14
Q

02n2 ROVER

A

Starts, stops and monitors 02N2 plants.
At sea

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15
Q

EDO

A

Engineering duty Officer (inport)

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16
Q

EWS

A

Engineer Watch Supervisor (inport)

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17
Q

HOW MANY A/C’S DO WE HAVE ONBOARD?

A

10

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18
Q

What type of A/C’s do we have on board?

A

363 ton York A/C

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19
Q

What is the purpose of the AC plants?

A

Cool Electronic Equipment

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20
Q

What is the purpose of the refrigeration plants?

A

Ship stores, perishables, supplies, cool chill boxes, freese boxes photo store room.

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21
Q

What type of refrigerant do the A/C use?

A

R-236FA

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22
Q

What is an MRU and how many do we have?

A

Module Refrigerator Unit

we have 19

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23
Q

What temp do we maintain freezer and chill room at?

A

-4 to -2, 33 to 40 degree.-4 to -2, 33 to 40 degree.

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24
Q

How many chill water loop do we have inport?

A

Single Loop

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25
How many chill water loop we have underway?
3 loop
26
**What A/C utilized for frames 120 Frame forward and what areas do they cool?**
1, 2, 5, 9 areas are Main Comm and AIMD Shops (tunnel)
27
What A/C utilized for frames 120-180 and what areas do they cool?
6, 7 , 10 area are CDC, CATCC, CVIC, Island
28
What A/C utilized for frames 180 aft and what areas do they cool?
**3, 4, 8 A/c Unit area are ADP**
29
**How many loops are set during general quarters?**
10
30
**What is the primary use of the Catapults?**
Launch aircraft
31
**What is the Normal Operating Steam Pressure of the catapults?**
System that allows Reactor to direct steam to catapults from the propulsion plant and to cut steam if needed.
32
**What type of Fire Suppression System is used for the Catapults?**
Steam Smothering
33
**What are the 3 different size Steam Riser and their stage of operation?**
1” (Piping Warp-up) 2” (Purge, Maint Layup V-2 Maint.) 10” (Soak Automatic Operations.)
34
**What Load Center are designated for each Catapult?**
CAT1 (LC33) CAT2 (LC34) CAT3/CAT4 (LC66)
35
**How many gallons of water is used per launch?**
250 Gal of Potable Water
36
**How many gallons of Feed Water is in the Accumulator when it is 30-33 inches?**
4000 gallons.
37
**What is O2N2?**
This is the system that provides liquid oxygen/ nitrogen and gaseous oxygen/nitrogen for shipboard use.
38
**How many plants 02n2 are onboard**?
2
39
**Where are they located?**
HB1 PORT, HB3 STBD
40
**What is the purpose of Liquid Oxygen?**
Aviator Breathing Oxygen
41
**What is the purpose of Nitrogen?**
Aircraft tires, Aircraft systems, Dental Tools
42
**What is the major hazard associated with Liquid Oxygen****?**
It is an Accelerant, explosive, 98% + pure, -298F; Oxygen will explode if introduced to petroleum.
43
**Who approves dumping Oxygen?**
**CO**
44
**What is the Danger of dumping Oxygen?**
Dumping could cause damage to the ship’s hull.
45
**What is the major hazard associated with Liquid Nitrogen?**
Asphyxiation, -320F
46
**What are the five pieces of Cryogenic PPE?**
Gloves, Face shield, Apron, LOX coveralls, LOX boots
47
**During a Cryogenic spill, who is the in charge of the scene**?
The Operator or Duty Cryogenics Tech is in charge.
48
**What Equipment does hydraulics shop own?**
Anchor windlass, Steering, Aircraft Elevators, deck edge & divisional doors, sliding pad eyes, winches.
49
**What are the different methods of operating the steering gear?**
1) From the bridge using the helm. 2) In AFT steering using the trick wheel on the main units. 3) In AFT steering using emergency steering units. 4) SEC-CON in DCC 5) In the ram room using the hand ranch assembly. (Last Resort)
50
**What is the minimum temp prior to operating Hydraulics Power Unit?**
125 PSI is the minimum required to light off HCFF.
51
* **How many turns on a ratchet per degree?**
**90**
52
**What type of fluid is used on Steering Gear Units?**
2135 TH
53
**What Load Centers Feed AFT Steering?**
LC62 is for Unit 2, Unit 4 LC63 is for Unit 1, Unit 3 and LC 91 for Port/STBD Emergency Steering
54
**What is special with ACE 4?**
Elevator # 4 – Part of the Flight Deck / Pri-Fly controls Suspend
55
**Where are each Stanchion Group Located?**
Hanger bay ACE 1, 2, 3, 4 is group 1, 2, 3, 4, flight deck on ACE1 (group 5, 6) on ACE2 (group 7,8) on ACE3 (group 9, 10) on ACE4 (group 11, 12)
56
**What is the max design operating weight load?**
130,000 lbs.
57
**What is the max operating weight load?**
120,000 lbs.
58
**How many pumps are in each ACE? Name them?**
7, (four Main Pumps) (two Sump Pumps) (one Circ Pump)
59
**What are the LC for each ACE?**
LC45 (ACE1) LC51 (ACE2) LC81 (ACE3) LC 82 (ACE4)
60
**What type of Fire main do we use onboard?**
A composite loop.
61
**How many Firepumps do we have?**
23 total= 19 Electric (1000 gpm) /4 Steam (2000 gpm)
62
**What is the minimum required pressure for firemain and why?**
125 PSI is the minimum required to light off HCFF.
63
**What are some of the other systems linked to the Fire main system?**
Main and Secondary Drainage, Fire Stations, Jet Blast Deflectors, Saltwater reducing stations(for the Heads) Counter Measure Wash down Systems, Sprinkler systems for the Weapons Mags.
64
**During General Quarters how many sections is the Firemain broken into?**
4 Sections= 2 PORT/ 2 STBD.
65
**What does CHT stand for?**
Collecting Holding Transfer
66
**How many CHT tanks do we have onboard?** **How many CHT pumps do we have onboard?**
5 CHT TANKS and 6 CHT PUMPS
67
**How many do we have FWD/ MID/ AFT?**
3/1/ 1
68
**What type of toxic gas is present with CHT?**
Hydrogen Sulfide (H2S). Smells like rotten eggs.
69
**What are the different modes for CHT?**
* INPORT: Sewage goes to tank then to shore connection on pier. * TRANSIT: 3 Miles, waste drains are diverted overboard/ 12-Miles, solid waste is diverted overboard * AT SEA: 50 miles, oil waste is diverted overboard.
70
**What is the purpose of List control?**
System that distributes water to keep the deck level for aircraft launch and recovery.
71
**What is the rating of each list control pumps?**
**1800 GPM**
72
**How many degrees list can be corrected in 20 minutes?**
1.5 degrees
73
**How many places can you operate List Control? And where are they?**
Two places: Inside 4A Shaft Alley and the MCMS Panel in DC Central.
74
**What type of water is in the system?**
POTABLE
75
**Who operates List control?**
DCWS and EWS from DC Central and the SSP manually (if necessary).
76
**What device do we use to monitor the ship’s list?**
A Clinometer. Found in front of the DCWS, in front of the EOOW and DC Division office.
77
**What other methods do we have available for leveling the deck?**
Moving Fuel, Planes, Tilly and Gear
78
What is the purpose of degaussing?
**Reduce magnetization of the ship**
79
**Why is degaussing important?**
Reduces Ship’s radar signature

ESWS (3 decks)

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