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ESWS > M, A & E > Flashcards

M, A & E Flashcards

1
Q

What does LPAC stand for?
How many and where are they?

A
  • Low pressure air compressor
  • 3
  • # 1 Lpac is in AUX 1 and #2 and #3 is in AUX 2
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2
Q

What type of Lpac’s are onboard?
What are the modes and pressure ranges?
What’s the purpose of the Lpac?

A
  • Rix star 200, water cool, oil free, screw type compressor
  • Lead 115-125 psi, Lag 110-120 psi, and stby 105-115psi
  • To provide vital and non-vital air
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3
Q

what does non vital low pressure air provide to?
what does vital low pressure air provide to?

A
  • Pneumatic tools, ships laundry
  • MRG Clutch and brake, Raders
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4
Q

Where are the potable water pumps located on board?
Where are the potable water tanks located?
Where are the potable water raisers located?

A
  • # 1A and #1B potable water pumps are in AUX-1
  • Underneath the gym
  • Port smoke deck and stbd side of stairway to heaven
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5
Q

How many fire pumps are on board?
Where are they?
What is the psi and gallon per minute of the F/P?

A
  • 7
  • # 1 F/P is in AUX 1, #2 is in Main-1, #3 is in main 2, #4 and #5 are in aux 2, #6 and #7 are in the fire pump room
  • 170 psi and 1000 gpm
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6
Q

How many ASW pumps are onboard?
Where are they?
What equipment do they provide to?

A
  • Auxiliary sea water
  • 4
  • # 1 is in Aux 1, #2 is in Main 1, #3 is in Main 2, and #4 is in Aux 2
  • Hpac’s, Lpac’s, A/C’s, stern tube cooling, and Debac’s
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7
Q

How many SSDG’s are onboard and where?

A
  • Ship Service Diesel Generator
  • 4
  • # 1 and 2 are in AUX 1, #3 and 4 are in AUX 2
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8
Q

What are the SSDG characteristics?

A
  • Fairbank Morris
  • 12 cylinder opposed 24 piston
  • 900 RPM
  • 1377 brake horse power
  • 450 volt
  • 60 hertz
  • 2566 amps
  • 1600 Kilowatz
  • Uses F-76 fuel oil
  • Uses SAE 40 for lube oil
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9
Q

How many MPDE’s are onboard?
Where are they?

A
  • Main propulsion diesel engines
  • 4 total
  • # 1A and 1B are in main 1
  • # 2A and 2B are in main 2
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10
Q

What are the characteristics of the MPDE’s?

A
  • Colt Pielsick
  • 16 cylinders
  • V block configuration
  • twin turbo
  • 520 RPM
  • 8500 brake horse power
  • uses F-76 for fuel oil
  • SAE 40 for lube oil
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11
Q

How many RO’s are onboard and where?

A
  • Reverse osmosis
  • 2 total
  • # 1 RO is in main 1
  • # 2 RO is in main 2
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12
Q

How much water does an RO make a day?

A
  • 36000 gallons
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13
Q

How many HPAC’s are onboard and where?
What is the purpose of the HPAC?

A
  • High Pressure Air Compressor
  • total of 2
  • # 1 HPAC is in main 1
  • # 2 HPAC is in main 2
  • Provide vital air
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14
Q

What type of HPAC is onboard?
What PSI does the HPAC start and stop?
What does vital high pressure air provide air to?

A
  • Rix 5 stage swash-plate compressor
  • Starts at 2700 psi +/- 50
  • Stops at 3000 psi
  • Air start for MPDE’s and SSDG’s, SCBA recharging station
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15
Q

How many MRG’s are onboard and where?
Who manufactures the MRG?

A
  • 2
  • # 1 is in main 1
  • # 2 is in main 2
  • Philadelphia
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16
Q

What is the purpose of the MRG?
What is the ratio of the MRG?

A
  • To convert high speed low torque of the MPDE into low speed high torque of the shaft
  • 3.15:1
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17
Q

What is the purpose of SAE-40 LOP?
How many SAE-40 LOP’s are onboard and where?

A
  • Lube oil purifier
  • To purify MPDE’s lube oil
  • 2 total
  • # 1 LOP is in main 1
  • # 2 LOP is in main 2
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18
Q

What’s the Purpose of the 2190 LOP?

A
  • To purify CPP and MRRG lube oil
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19
Q

2190 lube oil accts as _______ for the MRG system

A
  • Lubricating oil
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20
Q

2190 lube oil provides ________ for the CPP system

A
  • Hydraulic oil
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21
Q

What’s the purpose of the HOPM

A
  • Hydraulic Oil Power Module
  • Provide control oil to the distrubution box (OD Box)
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22
Q

What’s the purpose of the OD box?

A
  • To use control oil to direct flow of power oil to change angle of the propellers
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23
Q

how many line shaft bearings are there? And where?

A
  • Total of 9
  • 1-1 LSB is in intermediate shaft alley but owned by main 1
  • 1-2 and 1-3 LSB are in main 2
  • 1-4 is in AUX 2
  • 1-5 and 1-6 are in starboard shaft alley
  • 2-1 is in AUX 2
  • 2-2 and 2-3 are in Port shaft alley
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24
Q

What is the purpose of the LSB?

A
  • Support the weight of the shaft
  • Cool the shaft and absorb radial thrust
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25
Q

What are the watch standers in main control?

A
  • Eoow
  • Pacc
  • Epcc
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26
Q

What are the types of air pressure reducing stations?
Where are they?

A
  • 3000/425, 3000/250, 3000/200, and 3000/80
  • 3000/425, 3000/200, and 3000/80 are in main 1 and 2
  • 3000/250 are in AUX 1 and 2
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27
Q

What is the purpose of the stern tube seal?

A
  • To allow the shaft to exit the ship and prevent flooding
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28
Q

What is the purpose of the strut bearing?

A
  • To support the shaft outside the skin of the ship
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29
Q

What is the purpose of the Kingsbury thrust bearing?

A
  • Absorb axial thrust of the shaft too the hull of the ship
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30
Q

What is the primary purpose of the A/C’s

A
  • Remove heat load from machinery I.E electrical equipment
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31
Q

What is the purpose of the Reefer’s?

A
  • Cool food
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32
Q

How many A/C’s do we have onboard?

A
  • 6
33
Q

What are the tonnage of the 1-5 A/C’s?

A
  • 125 tons
34
Q

How many refrigerant plants are onboard?

A
  • 2
35
Q

What is the tonnage of the reefer plants?

A
  • 3.5 tons
36
Q

How many types of refrigerants do we have onboard?

A
  • 2
37
Q

What type of refrigerant do A/C’s 1-5 use?

A
  • R-236FA
38
Q

What type of refrigerant do #6 A/C use?

A
  • R-1243A
39
Q

What type of refrigerant do the reefer plants use?

A
  • R-1243A
40
Q

how many places can you steer the ship from?

A
  • 3
41
Q

What are the locations you can steer the ship from?

A
  • AFT steering, bridge, and main control
42
Q

Who mans AFT steering?

A
  • Officer, A-gang member, electrician, and helmsman
43
Q

How many ways can you steer the ship in AFT steering?

A
  • 3
44
Q

What are the ways you can steer the ship in AFT steering?

A
  • trick wheel, emergency hand pump, nut and ratchet
45
Q

What type of oil do we use in the steering system?

A
  • 2135
46
Q

How many steering gear units are there?

A
  • 2
47
Q

What does HPU stand for?

A
  • Hydraulic Power Unit
48
Q

How many HPU’s are there?

A
  • 5
49
Q

What type of oil does the HPU use?

A
  • 2110
50
Q

What are the HPU’s used for?

A
  • Used to open the hydraulic valves inside the ballast tanks
51
Q

What does DBAC stand for?

A
  • Deballast Air Compressor
52
Q

How many DBAC’s do we have?

A
  • 4
53
Q

What are the DBAC’s used for?

A
  • To raise the ship out of water
54
Q

What is GCB? And what is it’s purpose?

A
  • Generator Circuit Breaker, connects generator to the switchboards
55
Q

How many switchboards do we have?

A
  • 8
56
Q

Where are the switchboards?

A
  • 1&2 in AUX 1, 3&4 in Aux 2
57
Q

What is BTB? And what is it’s purpose?

A
  • Bus Tie Breaker, connects switchboards together or disconnects links
58
Q

How may degaussing coils do we have?

A
  • 4
59
Q

What are the coils?

A
  • M-coil (main coil)
  • A-coil (Athwarthship coil)
  • FIQI (Fosc’le induce and quarterdeck induce)
  • FPQP (Fosc’le permanent and quarterdeck permanent)
60
Q

Where is the remote degaussing console located?

A
  • Pilot house
61
Q

Where is the power supply located?

A
  • Degaussing room (3-70-3-E)
62
Q

Where is the main degaussing switchboard located?

A
  • Aux 1 EOS (booth)
63
Q

How are the A, M, FIQI, and FPQP wrapped around the ship?

A
  • M around the waterline of the ship
  • A FWD and AFT of the ship in a U shape
  • FIQI, FPQP are in a figure 8 from fosc’le to quarterdeck
64
Q

What is an SFC and what does it do?

A
  • Static frequency Changer, converts 60hz to 400hz
65
Q

What do we use 400Hz for?

A
  • LCAC shore power, weapon systems, radars, ic gyro, & combat systems
66
Q

Where is 1STC, 3STC-A and 3STC-B 400Hz located?

A
  • 1STC by anchor windlass (01-11-4-Q)
  • 3STC-A, 3STC-B aft of post office (1-74-3-L)
67
Q

What is 1STC used for? What is 3STC-A and B used for?

A
  • 1STC is service only
  • 3STC-A is a swing STC can be used for LCACs and ship service
  • 3STC-B only for LCAC shore power
68
Q

Where are the 400hz switchboards located?

A
  • 1SF foward STC room (01-11-4-Q)
  • 2SF by IC gyro (03-54-1-Q)
  • 3SF Aft STC room (1-74-3-L)
69
Q

What is EPCC?

A
  • Electrical Plant Control Console
70
Q

What is ABT and what does it do?

A
  • Automatic bus transfer, rotates from normal to alternate power for vital equipment
71
Q

What is MBT and it’s purpose?

A
  • Manual Bus Transfer, manual transfer load from normal to alternate power for semi-vital equipment
72
Q

What is an example of a vital load?

A
  • Anything feed from an ABT
73
Q

What is an example of non-vital load?

A
  • Equipment that does not have two sources of power
74
Q

What is PMP and how many do we have?

A
  • power management platforms, 4
75
Q

How many shore power cables do we have, and how many receptacles?

A
  • 9 cables, 12 receptacles
76
Q

How many amps is 1 shore power cable rated at?

A
  • 400Amps (same as receptacles)
77
Q

Where is the shore power riser located?

A
  • Port side boat deck
78
Q

How many shore power breakers are there in AUX 1 and AUX 2?

A
  • Aux 1 has 8 breakers
  • Aux 2 has 4 breakers

ESWS (6 decks)

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