ESWS Engineering Flashcards
(116 cards)
1
Q
Where is the AFT main machinery room located?
A
Forward of hangar bay elevator room all the way down.
2
Q
Where is AUX machinery room located?
A
Below ships laundry
3
Q
Where is forward emergency diesel located?
A
Two decks below Chiefs berthing port side.
4
Q
Where is aft emergency diesel generator?
A
AftCHT Pump room
5
Q
What are the four phases of the basic steam cycle?
A
Condensation phase
Generation phase
Expansion phase
Feed phase
6
Q
What is the major equipment in the generation phase
A
Economize and boiler
7
Q
What is the major equipment in the expansion phase?
A
Main engine
High pressure/ low pressure turbine
SSTG
Reduction gears
8
Q
What is the major equipment in the condensation phase?
A
Main condenser/hot well Aux condenser/hot well Main condensation pump Aux condensation phase Main circ pump Aux circ pump Main air ejector condenser Aux air ejector condenser First stage feed heater
9
Q
What type of boiler does the boxer have?
A
V2M D-type boiler ((700 psi)
10
Q
What are 3 modes that you can operate a boiler in?
A
Remote manual
Local
Automatic
11
Q
What is the operating steam pressure and temperature for the main steam system?
A
700 psi at 900 F
12
Q
Name the major parts of the boiler?
A
Economizer Steam drum Generating tubes Super heater De-superheater/water drum Furnace Force draft blowers Port use fan
13
Q
Where is the #2 boiler located?
A
Forward MMR
14
Q
Where is the number 1 boiler located?
A
Aft MMR
15
Q
What is the function of the DFT?
A
Stores up to 3,500 gallons
De aerates condensate
Pre heats condensate to 250 F
16
Q
How many feed pumps are on boxer?
A
4
17
Q
How many fuel oil service pumps does the boxer have?
A
4
18
Q
What are the boilers used for?
A
To produce main and aux steam for ships propulsion, electrical power, water production.
19
Q
Where is 1A forced draft blower located?
A
AFT MMR
20
Q
What is the function of the main feed booster pump?
A
Moved feed water from the DFT to the MFP
21
Q
How many lube oil pumps are on the boxer?
A
6
22
Q
What is the function of the feed water control valve?
A
Controls the amount of feed water to enter the boiler
23
Q
What are the 3 elements of the automatic boiler control valve?
A
Feed water control
Fuel oil control
Combustion air control
24
Q
What is the purpose of the CHELANT system?
A
To treat boiler water to prevent scale formation inside boiler tubes and to minimize corrosion that will damage boiler tubes
25
Where is the forward main machinery room located?
All the way down the route 69 port hole
26
What are the 2 major components of the main engine?
High pressure and low pressure turbine.
27
What is the purpose of the main reduction gear?
Reduce shaft speed to propeller speed
28
What is the max shaft horse power?
35,000 SHP
29
What are the 4 main bearings used for propulsion?
Main thrust
Line shaft
Stern tube
Strut
30
How many line shaft bearings are on the starboard shaft?
5
31
How many wine shaft bearings are on the port shaft?
8
32
What main engine is the port shaft connected to?
FWD engine
| NB. 2 main engine
33
What type of propellers are on the boxer?
6 blade bronze alloy
| 16.5 ft. Dia, 30,000 LBS
34
What is the function of the main condenser?
Condenses steam from the LP turbine into water using seawater.
35
What does the main engine Ahead throttle valve control?
Main steam flow into the head turbine element of the HP and LP turbines
36
What does the main engine astern throttle valve control?
Main steam flow into the astern LP turbine element
37
Where is the ahead and astern throttle valve located?
In forward and aft enclosed operating stations
38
Where is main control?
FFWD MMR
39
What is the responsibility of us to watch EOOW
Responsible for the proper operation of Engineering plant and safety while underway, and auxiliary steaming. In charge of Main propulsion plant and associated auxiliaries
40
Who does that EOOW report to?
OOD
41
What is the responsibility of the engineering duty officer EDO?
Engineering duty department head while in port
In charge of in port fire party
In charge of engineering spaces and watches
In charge of administration while auxiliary steaming.
42
The damage control watch supervisor DCWS is responsible for
Monitor fire and flooding alarms
Monitors fire fighting and ballasting systems
Ear monitors S/S and aux rover
43
Where does the cold iron watch stand watch?
Forward and aft engine rooms
44
What is the purpose of the sounding and security watch?
Conducts a continuous patrol of unmanned spaces while taking periodic soundings of tanks
Physical security of assigned areas
Reports fires, flooding, sabotage and theft to DCWS
45
The aux rover monitors
Air conditioning and refrigeration systems
46
What watches are in forward and aft MMR?
```
EOOW
Space supervisor
Boiler control operator
Electoral plant supervisor
Throttle man
Boiler technician upper level
Boiler technician lower level
Engine room upper level
Engine room lower level
Burning man
Messenger
```
47
Fire marshal is responsible for
Monitors ships firefighting capability
| Prevents and eliminates fire hazards
48
Who is the chief engineer CHENG on boxer?
LCDR Saunders
49
Who is the main propulsion assistant?
LT Jackson
50
Who is the damage control officer?
CHENG
51
How many SSTG are on board USS boxer?
5
52
How many generators on board USS boxer?
7
53
How many ship service emergency diesel generators are on board?
2
54
What is the purpose of the SSEDG's?
To provide emergency source of power to the electrical distribution system if main steam is lost, using a combustion engine as a prime mover.
55
The rating SSTGs are _____ KW, _____ amps, ____ volts AC, _____ Hz, _____ phase
```
2500 kW
4000 amps.
450 VAC
60 Hz
3 phase
```
56
How many switchboards does the boxer have?
7
57
Where is number five switchboard located?
Aft MMR
58
Where is number three switchboard located?
Aux machinery room (AMR)
59
How many emergency switchboards do we have?
2
60
Where are the emergency switchboards located?
No. 1 fwd diesel
| No. 2 aft diesel
61
How many shore power receptacles are on for boxer
30
62
How many tables does boxer use while in for
20
63
What are the cables rated at
400 amps
64
Where are the shore power switchboards located?
Forward shore power switchboard is located in AMR
| Ask shore power switchboard is located in the aft diesel generator room
65
How many 400 Hz converters are on board?
5
66
What are the 400 Hz converter units used for?
Convert 60 Hz to 400 Hz for systems such as gyrocompass, radar, satellite tracking and AES S stations on the flight deck
67
What is an ABT used for?
Transfers load to another source when normal power is lost, automatically
68
What does MBT stand for?
Manual bus transfer
69
What are the coils in the Degaussing system?
A coil
M coil
FIQI coil
FPQP Coil
70
What is the purpose of the Degaussing system?
To make the ship magnetically invisible by reducing the ships magnetic signature through the water
71
Where is the degaussing switchboard?
FWD IC
72
What types of diesels are on board boxer?
ALCO
251C
V16
2800 HP
73
How many ACs are on board?
6
74
Where is number three and four AC units
Aux machinery room
75
What classification of the AC units are on boxer?
R114/R236
76
What is the primary mission of the AC unit?
Combat systems equipment cooling
77
What are the main components of the 300 ton AC units?
Compressor
Condenser
Receiver
Orifice plate
78
What does the chill water pump do?
Moves chill water from the chiller room to system (combat systems heat exchangers)
79
How many refrigeration units are on board?
3
80
What type of refrigeration units are on boxer?
5.5 ton reciprocating
81
What refrigerant is used for the reefer units?
R-134
82
How many freeze boxes are on board?
1
83
What are the types of fuel oil on board?
F-76, DFM
| F-44, JP-5
84
What type of fuel oil does the boiler use?
F-76, DFM
85
What type of fuel oil does the SSEDG use?
JP-5
86
What equipment uses JP-5?
Aircraft, EDG, LCAC, small boats and vehicles.
87
How many fuel service pumps in the main space?
4
88
How many FO service tanks for each main space?
2
89
How many lube oil service pumps?
6
90
Where is the no. 2 lube oil purifier?
FWD MMR
91
What type of lube is used for main propulsion?
21 90
92
How much F-76 can the boxer hold?
1.9 million gallons.
93
How many JP-5 storage tanks are onboard and total capacity?
7 at 460,000
94
What is the classification of the steering gear system?
Electro hydraulic, double acting single RAM
95
What is the function of the steering system
Position rudders in response to helm
96
What are the components of the steering system?
```
Helm
Steering gear motors
Steering gear pumps
Steering gear units
RAM assembly
rack and Pinion follow up assembly
Differential control boxes
Trick wheels
Emergency gear pumps
Hand pump
```
97
What are the different methods of steering control?
```
Helm
Auto pilot
Trick wheel
Trick wheel standby steering unit
Emergency steering gear unit
Hand pump
Engine orders from each shaft with rudder at zero
```
98
How many HP ACs are on board?
2
99
What services require HP air?
Aircraft elevator
Diesel starting system
HP to LP vital air reducers and for mainshaft inflatable seals
HP to LPA reducers for JP – 5 pump rooms
100
What are the locations of both HPACs?
Fwd compressor room and aft compressor room
101
What PSI is HP air?
3000 psi
102
How many LP ACs are on board?
8
103
Low-pressure air compressors maintain how much PSI?
125 PSI
104
What are the two systems that use vital air?
```
Electronic equipment (combat systems)
Control air in the main spaces
```
105
What is non-vital air?
Ship service air
106
What is the function of the priority Valve?
Separates a vital air from non-vital air systems when pressure drops
107
What PSI is the pressure valve set at?
85
108
What classification are the EVAPs?
6 stage
Low pressure
Flash type 100,000 gallons of distilled water per day each
109
Where is number two EVAP located?
Aft MMR
110
Where is number 1EVAP located?
Fwd MMR
111
What different types of water do we produce?
Potable water
Boiler/feed water
Distilled water
112
How many potable water pumps do we have on board?
6
113
What is the purpose of the possible water booster pumps?
Supply adequate pressure to the island.
114
How many potable water risers are on board and where are they
3
RAS1 flight deck
RAS5
OOD
115
How many potable water tanks are on board?
6
116
What is the total potable water capacity in gallons?
184,000 gallons
