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SMQ > Week 3 Test > Flashcards

Week 3 Test Flashcards

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
Q

What does a basic system need

A

A method of storing gas
A method of compressing gas
A method of distributing gas
A method of isolating individual components

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26
Q

Function of AV&B

A

EBS

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27
Q

Modes of operation for main HP valves

A

Remotely: (SCC)
Locally: Hydels or by opening hydraulic bypass valves and the GIV’s or Main Blows by hand.
Emergency: Captains valves

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28
Q

Alternative for HP Blows

A

Loss of electrics - Hydels
Loss of hydraulics - Bypass valves and blow valves have to be opened by hand

29
Q

Nitrogen System Code

A

N

30
Q

Function of Nitrogen System

A

WFF System
Steam Generator Blanketing and Sparging
VOGS
Hydraulic Power Plant Accumulators

31
Q

Advantage of a fixed fire fighting system

A

Less risk to personnel
Less manpower intensive
Personnel are available to operate systems almost immediately

32
Q

High value compartments

A

Weapon Stowage Component
Engine Room Compartment

33
Q

What should the indication device be?

A

Clearly marked
Readily Accessible
Easily Operated
Positioned to allow operation on exiting the compartment
Remote operation available at a permanently manned position

34
Q

Where are fire detection panels

A

SCC
CCC
QM’s Lobby in harbour
DCHQ at sea

35
Q

Risks of firefighting

A

Electric shocks
Inhalation & suffocation
Scalding

36
Q

How many loops

A

4

37
Q

Mode of operation for the FDS

A

Continuous

38
Q

Water Fog System Code

A

SWS

39
Q

SWS 605 Locations

A

SCC
CCC
Manually from SWS 605 & 609
IPB’s in WSC, 2 and 3 deck

40
Q

Function of Pyro Flare Lockers

A

To provide safe and secure stowage for Pyros allowing them to be flooded incase of a fire

41
Q

What is the master flood valve for FWD pyro and flare flood

A

SWS 5680

42
Q

What is the master flood isolating valve for Aft pyro lockers?

A

WS 1414

43
Q

Major Components of FWD Escape Dry Riser

A

PWT
Reducing Valve
CFHR Pipework
Isolating Valve
Spray Nozzles
Spill Pick Ups

44
Q

Key Parameters of FWD Escape Dry Riser

A

Only operated by Fwd Support Party
PWT to push foam out
Uses AFFF mix

45
Q

Capacity of AFFF Tank

A

455 Litres

46
Q

Major Components of an AFFF system

A

AFFF Tank
Firefighting Tank
Av&B Blow
Control Panel
Main Isolating Valve
Zone Isolating Valve
Filling Connection
Spray Nozzles

47
Q

Function of AFFF

A

Provide a non-toxic AFFF solution spray for specified areas

48
Q

AFFF Supplied Areas

A

DG Room
Upper Level Engine Room
Lub Oil Module
Main fed pump raft and bilges
Naval stores
After Dome
Thrust block flat

49
Q

Function of CFHR

A

Fight fire in a controlled but aggressive manner anywhere on the submarine

50
Q

What valve is used to pressurise CFHR’s

A

WS 623

51
Q

Components of CFHR

A

Hose
Spray jet nozzle
Hose reel
Isolating valves
AFFF Inductor unit
Every way hose guide
PWT

52
Q

Function of water mist fire fighting

A

Provide coverage of water to extinguish or suppress a fire to a manageable size and temperature

53
Q

Where is mist fire fighting supplied to

A

Engine room
Naval stores
Switchboard room
DG room
Manoeuvring room flat

54
Q

Advantages of Hydraulic

A

Move large masses in a controlled manner
To control systems remotely
Allows one-man operation

55
Q

Use of Hydraulics in submarine

A

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
Q

Key operating parameters of hydraulics

A

207 bar

57
Q

Why are hydraulics used on subs

A

Relatively quiet
Simple and reliable
Compact
Easy to extend through the hull

58
Q

3 sets of pipe work

A

Supply
Return
Vent and replenishment

59
Q

Properties of OX 30

A

Red Coloured
Emulsifies when contaminated with water
Prevents corrosion
An incompressible fluid
Self lubricating

60
Q

How many stores do we bring onboard

A

75 with 15 days for emergencies

61
Q

5 stores or stowages compartments

A

Beer Store
Dry provision store
Naval store
Cold room
Cool room

62
Q

Precautions when storing ship

A

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
Q

Main Hydraulic Plant

A

Code - MHP
Location - DG Room
No. Of pumps - 1
Maintains correct system pressure

64
Q

Standby Hydraulic Plant

A

Code - MHP
No. Of pumps - 1
Location - Naval Store
Back up for the main hydraulic pump

65
Q

External Hydraulic Plant

A

Code - EHP
Location - Diesel Room
No. Pumps - 1
Maintains correct external pressure

66
Q

Steering and hydroplanes hydraulic plant

A

Code - HHP
Location - After Dome
No. Pumps - 3

67
Q

Main Hydraulic System

A

Code - HS
Runs through submarine

68
Q

Where are hydraulic plants operated from

A

SCC
EWP
Local control

SMQ (6 decks)

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