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1
Q

AIR CONDITIONING

Purpose

A

Controls temperature & humidity within the submarine
Distribes clean, condition are to components

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2
Q

AIR CONDITIONING

System relationship

A

ISCMMS - Control & monitoring
PC & D - 310 - 495 VDC FWD ACU
440 V 60 Hz - 2 x AFT ACU & 2 x MGR Coolers
24 VDC - control panels
Chilled water - cooling ACU
Fresh water - Cooling MGR Coolers
Hydraulic internal - hydraulically actuated valve
Induction & exhaust - supply fresh air for vent during SNORTING
LP Air - 3 dampeners

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3
Q

AIR CONDITIONING
Controls & monitoring

A

Primary - DSC Alternate - PCC1

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4
Q

AIR CONDITIONING
Major components & locations

A

FWD Air Conditioning Unit - DSS
2 AFT Air Conditioning Unit - AMS2 P2
2 MGR Cooler - AMS2 P2

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5
Q

BALLAST SYSTEM
Purpose

A

To provide positive buoyancy to surface the submarine
To remove positive buoyancy to dive the submarine

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6
Q

BALLAST SYSTEM
System relationship

A

ISCMMC - Controls & monitoring
PC & D - 24 VDC control panels
Hydraulic external - flood valves
Hydraulic internal - inter & ext vent valves
HP Air - blow MTB surfacing
Main bilge - cross connect for surfacing

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7
Q

BALLAST SYSTEM
Controls & monitoring

A

Primary - DSC Alternate - PCC1
1,2,3 - AMS1, 4,5,6 EES

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8
Q

BALLAST SYSTEM
Major components & locations

A

MBT 1 - TES
MBT 2 - TES PORT
MBT 3 - TES PORT
MBT 4 - MR
MBT 5 - MR STBD
MBT 6 - MR PORT

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9
Q

HYDRAULIC INTERNAL / EXTERNAL
Purpose

A

to provides fluid power 11 MPa - 12.5 MPa

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10
Q

HYDRAULIC INTERNAL / EXTERNAL
System relationship

A

ISCMMS - controls & monitoring
PC & D - 310 - 495 Hyd pumps, 24 VDC control & 440V 60Hz alice tank pump
Auxiliary fresh water cooling - cooling int & ext Hydraulic systems

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11
Q

HYDRAULIC INTERNAL / EXTERNAL
Controls & monitoring

A

Primary - DSC Alternate - PCC1

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12
Q

HYDRAULIC INTERNAL / EXTERNAL
Major components & locations

A

Alice tank - TS
Replenishment tank - AMS2
Internal tank - AMS2
External tank - AMS2
External inner / outer pumps - MGR PORT
Internal inner / outer pumps - MGR STBD
FRW Accumulators - AMS1 PORT 8 EXT & 4 INTER
AFT Accumulators - MR 6 EXT PORT & 4 INTER STBD

OUTER B2
INNER BB3 & 4
UNLOADER 12.5
PRESSURE RELIEF VALVE 13

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13
Q

PC & C
Purpose

A

to supply power to AC & DC consumers

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14
Q

PC & C
System relationship

A

ISCMMS - controls & monitoring 115 V 60HZ
24 VDC circuits
Auxiliary Fresh water cooling - STU

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15
Q

PC & C
Controls & monitoring

A

Primary - PCC2
Alternate - DSC

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16
Q

PC & D
Major components & locations

A

Transformers
TF 2 & 3 EES Bi - directional 115 V 60 Hz to 440 V 60 Hz,
TF 4 - AMS1 115 V 60 Hz to 440 V 60 Hz
TF 5 - AMS1 115 V 60 Hz to 240 V 60 Hz
TF 6 - AMS1 115 V 60 Hz to 28 VAC 60 Hz

BB 3 & 4 - AMS2
BT 2 - AMS2
B2 - EES
STC’s - EES 1,2,3 7,8,9
P2 - EES

BB 1 & 2 - DSS
BT 1 - LES
B1 - AMS1
STC’s - DSS 4,5,6 12,13,14 15,16,17
P1 - AMS1

BATT 5 DSS
BATT 6 AFT MR EES platform

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17
Q

PC & C
Power supplies

A

310 - 495 VDC - Critical heavy machinery
440 V 60 Hz - non critail heavy machinery
115 V 60 Hz - ISCMMS & lighting
115/ 205 V 400 Hz - weapon systems
240 V 60 Hz - domestic power
24 VDC - safety & controls
28 VAC 60 Hz - navigation lights

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18
Q

HP/ LP AIR
Purpose

A

to produce, store and distribute compressed air - 29Mpa HP, 3MPa LP

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19
Q

HP/ LP AIR
System relationship

A

ISCMMC - controls & monitoring
PC & D - 310 - 495 VDC compressor, 24 VCD controls
LP Air - supply 3MPa
Diesel starting - 1 MPa starting diesel engine
HP Air - blow MBT in an emergency
Weapons systems - firing weapons
Ballast tanks - blow MTB surfacing
Auxiliary fresh water - cooling compressors

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20
Q

HP/ LP AIR
Controls & monitoring

A

Primary - DSC Alternate - PCC1

21
Q

HP/ LP AIR
Major components & locations

A

2 compressors - AMS2
BG 1 - TS
BG 2 - TS
BG 3 - EES
BIBS 1 - AMS1
BIBS 2 - EES
Emergency blow 1 - AMS1
Emergency blow 2 - EES
Manifolds, valves, fitters & dyers

PRESSURE REDUCING STATION V10 - LES
V13 - AMS2

22
Q

INDUCTION & EXHAUST

Purpose

A

Induction - to supply air to the diesel engine & ventilation for the submarine
Exhaust - exhaust gases from diesel engine & extract hydrogen from battery compartments

23
Q

INDUCTION & EXHAUST
System relationship

A

ISCMMS - controls & monitoring
Hydraulic internal - valves
Hydraulic external - valves, raise a
& lower mast
Fresh water Cooling - cooling inner hull valves
Sea water Cooling - cooling outer hull valves
Diesel engine - supply air to & exhausted gases diesel engine
Battery compartment - extracted hydrogen gases

24
Q

INDUCTION & EXHAUST
Controls & monitoring

A

Primary - PCC1 Alternate - DSC

25
Q

INDUCTION & EXHAUST
Major components & locations

A

MGR
Inductions mast
14 Valves
Bulkhead equalising valves
Inner exhaust hull valves
Outer exhaust hull valves
Exhaust pipes
Muffers

Tundishes - AMS1

26
Q

Ventilation system

Purpose

A

To reduce harmful gases CO, CO2, H2
To replenish oxygen levels

27
Q

Ventilation system
System relationship

A

ISCMMS - controls & monitoring
PC & D 115 V 60 Hz to H2CO unit, 24 VDC to control panels
Chilled water - cooling for APU
Auxiliary fresh water cooling - cooling for H2CO unit
Air conditioning - to inlet SLU
Induction & exhaust - snorting
Gas detection - monitoring gases

28
Q

Ventilation system
Controls & monitoring

A

440 V 60 Hz to H2CO unit, PCC2 gas detection, DSC monitoring

29
Q

Ventilation system
Major components & locations

A

H2CO unit - MGR
Air purification unit APU - AMS1
Soda lime unit SLU - FWD 10 LAS, AFT 5 PORT / 5 STBD AMS2
Multi purpose oxygen generator MPOG

30
Q

Main bilge system
Purpose

A

to pump water overboard from main ballast tanks surfacing
To pump water overboard from flooded bilges

31
Q

Main bilge system
System relationship

A

ISCMMS - controls & monitoring
PC & D - 310 495 VDC Main Bilge pumps
24 VDC control panels
Hydraulic Internal - hydraulically actuated ball valves
Ballast tanks - 1,2,3 FWD & 4,5,6 Ballast tanks pump out remaining water
Fuel system - pump tanks overboard in an emergency

32
Q

Main bilge system
Controls & monitoring

A

Primary - DSC Alternate - PCC1

33
Q

Main bilge system
Major components & locations

A

FWD Bilge pump 90 m - TS, B1 switchboard & starter TES
Deep bilge pump CD - AMS1, B1 switchboard & starter AMS1
AFT Bilge pump DDD - MR, B2 switchboard & starter MR
Bilge Tanks - TS, AMS1, MGR & MR

34
Q

BATTERY VENTILATION

Purpose

A

extraction of hydrogen gases from Battery compartments

35
Q

BATTERY VENTILATION
System relationship

A

ISCMMS - controls & monitoring
PC & D - 440 V 60 Hz Batt Vent Fan, 24 VDC controls
LP Air - emergency pump
Induction & exhaust - induction draws in fresh air, exhaust gases out the exhaust system
Hydraulic internal - open & shut vent valves

36
Q

BATTERY VENTILATION
Controls & monitoring

A

Primary - PCC2 Alternate - DSC & PCC1

37
Q

BATTERY VENTILATION
Major components & locations

A

Battery ventilation fan - FWD AMS1 P2
Battery ventilation fan - AFT AMS2 P2

38
Q

ISCMMS
Purpose

A

to provide control & monitoring for platform systems

39
Q

ISCMMS
System relationship

A

PC & D - 115 VAC 60Hz for ISCMMS/ computers
24 VDC for push buttons & circuits
Auxiliary fresh water - Cooling diesel SPU

40
Q

ISCMMS
Controls & monitoring

A

PCC 1 - GMU 1 ( Diesels)
PCC 2 - GMU 2 ( PC & D, Batteries )
DSC - GMU3 ( Dive, emergency & safety)
MCC - COMP 1 & 2 (manouring )

41
Q

ISCMMS
Major components & locations

A

PCC1 - EES
PCC2 - EES
DSC - PORT CR
MCC - CR
LPO - 7
SPU - 15

42
Q

TRIM
Purpose

A

To maintain longitudinal balance of the submarine

Control the amount of water between FWD & AFT

43
Q

TRIM
System relationship

A

ICSMMS - control & monitoring
PC & D - 440 V 60Hz trim pumps
24 VDC control panels
Potable water - initial fill & topped ups
Hydraulic internal - 3 ball valves

44
Q

TRIM
Controls & monitoring

A

Primary - MCC, Alternate - DSC & PCC

45
Q

TRIM
Major components & locations

A

FWD Trim pump - TS Bi - directional pump
AFT Trim pump - MR Bi - directional pump
FWD Trim tank - WSC
AFT Trim tank - MR

46
Q

WEIGHT COMPENSATION
Purpose

A

To maintain neutral buoyancy of the submarine

47
Q

WEIGHT COMPENSATION
System relationship

A

ISCMMS
PC & D - 310 - 495 VDC - screw pumps, 24 VDC control panels
Hydraulic Internal - hydraulically actuated valves
Fuel systems - supply water fuel expansion tank
Weapons systems - firing weapons comp
Ballast system - cross connect for blow MBT 4
HP Air - blow ballast tanks in an emergency MBT 4
Induction & exhaust - induction mast drain
Sea water system - fill tanks

48
Q

WEIGHT COMPENSATION
Controls & monitoring

A

Primary - MCC Alternate - DSC & PCC1

49
Q

WEIGHT COMPENSATION
Major components & locations

A

A Comp Tanks - TS
M Comp Tank - above MTB 4
Z Comp Tanks - MR
WST - TS
2 Screw pumps - AMS1 B1 switchboard power

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