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SMQ > Week 3 Test > Flashcards

Week 3 Test Flashcards

(68 cards)

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1
Q

Operator of the subs trim system

A

At sea : SCCO ME OR WE Senior rate

At harbour : qualified junior rate or duty fwd technical senior rate

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2
Q

Operator of ballast system

A

At sea : SCCO ME or WE Senior Rate

At harbour : any qualified junior rate or duty fwd technical senior rate

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3
Q

System code for Bilge system and the Trim & Ballast System

A

BS - for HP and LP bilge systems

WS - for trim and ballast system

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4
Q

Function of trim system

A

To adjust the pitch and heel of sub by transferring sea water internally between trim tanks
To provide alternative method of cooling water to various systems and equipment
To provide sea water for domestic use

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5
Q

Function of pressurised water tank

A

To store sea water under pressure for trim and hover operations

To supply sea water under pressure for centre fed hose reels

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6
Q

Function of hover

A

For slow speed depth keeping

To provide a rapid de-ballast capability in the event of an emergency

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7
Q

Function of bilge system

A

Collect water from bilge areas to maintain clean and dry conditions and collect waste water from tanks serviced by the system

Remove oil from dirty bilge water and discharge overboard

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8
Q

Function on HP bilge pump

A

To discharge bilge water at down to Deep Diving Depth

To take over the role of HP ballast pump

To run in parallel with the HP Ballast Pump for rapid de-ballasting

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9
Q

Who regulates us for garbage disposal

A

MARPOL 73/78

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10
Q

Hazards associated with the trim systems

A

Flooding which can cause inappropriate depth change

Internal leaks

Contaminates in proximity with personnel

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11
Q

Hazards associated with the bilge and ballast priming system

A

Failure or incorrect operation may cause damage to the pumps

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12
Q

What pressure is the gas in the systems

A

276 Bar

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13
Q

Hazard after 64 bulkhead

A

Breathing in nitrogen

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14
Q

Major functions of bottle groups

A

VOGS
fire fighting systems
Hydraulic accumulators
Method of preventing corrosion in the RC

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15
Q

Why do we have a high pressure air system

A

Store
Distribute
Compress
Services

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16
Q

Where are the bottle groups

A

Inside ballast tanks

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17
Q

System code for HP Air system

A

HPA

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18
Q

Normal operating pressure of HP air system

A

276 bar

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19
Q

Why do we bleed out valves

A

To prevent diesling

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20
Q

Alternative and emergency modes

A

Alternatively- Locally, using hydels or by opening hydraulic bypass valves

Emergency - gaining captains permission and opening captains valve

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21
Q

Function of HPACs

A

Use air from ships atmosphere to fill up HP air bottle groups

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22
Q

Function of integrity valves

A

To ensure even during a loss of one complete side of the HP air system, services will still be supplied

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23
Q

System code for HP and emergency blow system

A

HPB

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24
Q

What do we need to do before we remotely operate the MP Ballast pump

A

The starter must be set to Auto Remote

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25
What does a basic system need
A method of storing gas A method of compressing gas A method of distributing gas A method of isolating individual components
26
Function of AV&B
EBS
27
Modes of operation for main HP valves
Remotely: (SCC) Locally: Hydels or by opening hydraulic bypass valves and the GIV’s or Main Blows by hand. Emergency: Captains valves
28
Alternative for HP Blows
Loss of electrics - Hydels Loss of hydraulics - Bypass valves and blow valves have to be opened by hand
29
Nitrogen System Code
N
30
Function of Nitrogen System
WFF System Steam Generator Blanketing and Sparging VOGS Hydraulic Power Plant Accumulators
31
Advantage of a fixed fire fighting system
Less risk to personnel Less manpower intensive Personnel are available to operate systems almost immediately
32
High value compartments
Weapon Stowage Component Engine Room Compartment
33
What should the indication device be?
Clearly marked Readily Accessible Easily Operated Positioned to allow operation on exiting the compartment Remote operation available at a permanently manned position
34
Where are fire detection panels
SCC CCC QM’s Lobby in harbour DCHQ at sea
35
Risks of firefighting
Electric shocks Inhalation & suffocation Scalding
36
How many loops
4
37
Mode of operation for the FDS
Continuous
38
Water Fog System Code
SWS
39
SWS 605 Locations
SCC CCC Manually from SWS 605 & 609 IPB’s in WSC, 2 and 3 deck
40
Function of Pyro Flare Lockers
To provide safe and secure stowage for Pyros allowing them to be flooded incase of a fire
41
What is the master flood valve for FWD pyro and flare flood
SWS 5680
42
What is the master flood isolating valve for Aft pyro lockers?
WS 1414
43
Major Components of FWD Escape Dry Riser
PWT Reducing Valve CFHR Pipework Isolating Valve Spray Nozzles Spill Pick Ups
44
Key Parameters of FWD Escape Dry Riser
Only operated by Fwd Support Party PWT to push foam out Uses AFFF mix
45
Capacity of AFFF Tank
455 Litres
46
Major Components of an AFFF system
AFFF Tank Firefighting Tank Av&B Blow Control Panel Main Isolating Valve Zone Isolating Valve Filling Connection Spray Nozzles
47
Function of AFFF
Provide a non-toxic AFFF solution spray for specified areas
48
AFFF Supplied Areas
DG Room Upper Level Engine Room Lub Oil Module Main fed pump raft and bilges Naval stores After Dome Thrust block flat
49
Function of CFHR
Fight fire in a controlled but aggressive manner anywhere on the submarine
50
What valve is used to pressurise CFHR’s
WS 623
51
Components of CFHR
Hose Spray jet nozzle Hose reel Isolating valves AFFF Inductor unit Every way hose guide PWT
52
Function of water mist fire fighting
Provide coverage of water to extinguish or suppress a fire to a manageable size and temperature
53
Where is mist fire fighting supplied to
Engine room Naval stores Switchboard room DG room Manoeuvring room flat
54
Advantages of Hydraulic
Move large masses in a controlled manner To control systems remotely Allows one-man operation
55
Use of Hydraulics in submarine
Move control surfaces Operate the tunnel doors Operate masts & shutters Operate hull valves Operate torpedo tube bow caps and flap valves Control operation of systems remotely
56
Key operating parameters of hydraulics
207 bar
57
Why are hydraulics used on subs
Relatively quiet Simple and reliable Compact Easy to extend through the hull
58
3 sets of pipe work
Supply Return Vent and replenishment
59
Properties of OX 30
Red Coloured Emulsifies when contaminated with water Prevents corrosion An incompressible fluid Self lubricating
60
How many stores do we bring onboard
75 with 15 days for emergencies
61
5 stores or stowages compartments
Beer Store Dry provision store Naval store Cold room Cool room
62
Precautions when storing ship
Conduct a risk assessment Fridge and freezer drills OOD/CPOOD to be made aware of which hatches are open at all times Update SIB Manual handling training
63
Main Hydraulic Plant
Code - MHP Location - DG Room No. Of pumps - 1 Maintains correct system pressure
64
Standby Hydraulic Plant
Code - MHP No. Of pumps - 1 Location - Naval Store Back up for the main hydraulic pump
65
External Hydraulic Plant
Code - EHP Location - Diesel Room No. Pumps - 1 Maintains correct external pressure
66
Steering and hydroplanes hydraulic plant
Code - HHP Location - After Dome No. Pumps - 3
67
Main Hydraulic System
Code - HS Runs through submarine
68
Where are hydraulic plants operated from
SCC EWP Local control

SMQ (6 decks)

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