AIR SYSTEMS Hot bleed air Cold air from fan / outside Cold air from packs Mixed conditionned air Cabin recirculated air AVIONICS VENT
FWD CABIN CABIN RESTRICTOR AIR
MID CABIN
other side
UNDERFLOOR EXTRACT OVBD EXTRACT VLV VLV on gnd engines not running
Do not use GND AIR
EMER with air from packs RAM AIR
TEMP [DC ESS] CTL VLV PACK 1 CTL ZONE CTL
Extract OVRD SMOKE EVAC
A/ICE VLV
Do not use HP GND air with APU bleed
CARGO EXT AIR APU PACK 1 HEAT FLOW CTL VLV
WING A/ICE VLVs [DC ESS SHED]
FAN AIR VLVs
A/ICE VLVs
RECIRC VLVs
STARTER 3rd HP VLV
BLEED VLVs
FF FF
8th IP
ENG 1 [DC ESS] ENG 2 [DC2]
FILTER
FF
FMU
FF
N1 MODE A/THR & ALPHA FLOOR are lost.(JHA-J)
FF
6th HP
HP VLVs
B2
LP
ENG 1 [DC1] ENG 2 [DC2]
2 X 32’970kg
[DC ESS]
[AC2]
OUTER TANKS
2 X 2’865kg
[DC ESS, HOT]
OUTER INLET VLVs
OUTER XFR VLVs
REFUEL VLVs
Forward Outflow Valve
Bilge air BATTERY VENT Cabin by a venturi and an overboard vent air LAV & GALLEY VENT Cold air Hot air 1 by an extraction fan and an exhaust from Pack 2 TRIM COLD through a venturi AIR VLV AIR VLV PACK BAY VENT [AC2] [DC2, DC ESS SHED] Cabin by a NACA air inlet, a bleed air air driven turbofan. Controlled by INLET ISOL VLVs [AC2] Bilge air the AEVC
ENG OIL
Fuel/Oil heat exchanger
PRESSURIZATION
X-FEED
MOT 1 [DC ESS] MOT 2 [DC2]
FWD APU PUMP
L1
NEG RELIEF VALVE
AFT XFR VLVs
[AC1]
L [DC1] R [DC2]
L2
R2
Lsby
R1 Rsby
APU ISOL VLV
TRIM PIPE ISOL VLV
SPLIT VLVs
FUEL TEMPERATURE JET A1 min -47°C max +60°C JET A min -40°C max +60°C
[DC ESS]
[DC BAT]
CPC 2
[DC2]
[DC2]
[DC ESS]
RIGHT INNER TK PUMPS
LEFT INNER TK PUMPS
R1 [AC2, DC2] R2 [DC1, DC ESS, AC ESS] - ess bus only if L2 PMP OFF R STBY [AC1, DC1]
L1 [AC2, DC2] L2 [DC ESS, AC ESS] L STBY [AC1, DC1]
MAN MOT
AFT OUT -FLOW VALVE
[DC BAT]
MOT 2 [DC2]
[DC BAT, HOT]
- if RAM AIR ON and Δp<1psi, outflow valves are 50% open (if not in MANUAL)
3 PNEUMATIC SAFETY VALVES ( > 8.85 or < -.73 Δp)
VENT TANKS accept 2% increase of full tanks capacity
max 2900kg max 4800kg max 7500kg max 1480kg max 1580kg max 1730kg
MAN V/S SWITCH
MOT 1
[DC ESS]
LIMITATIONS Take-off fuel: min 5200kg and WING TK LO LVL not displayed on ECAM
MAN MOT
[DC ESS]
[DC BAT]
[DC ESS]
[DC ESS]
MANUAL BACKUP
CPC 1
MOT 2
AUX FWD XFR VLV
[DC ESS, HOT]
OUTER TO INNER XFR Each Outer TK cycle its Inner TK between 3500kg and 4000kg until it is empty. The valves then close after 5min. If no AUTO XFR available, manual xfr via refueling pipe and inlet valve possible.
FWD OUT -FLOW VALVE
ECAM MOT 1
[HOT]
[DC ESS, HOT]
INNER INLET VLVs
N1 MODE N1 limit only available CLB in RATED mode 92.6% on at least 1 engine
EPR XX
[AC2]
APU
INNER TANKS
UNRATED No protections, ECAM max value are lost
EXTRACT OUTLET ISOL VLV FAN
FWD CARGO COMP
FUEL FLOW
MOT 1[HOT] MOT 2[DC2]
TOTAL TANKS CAPACITY (den 0.8kg/l) 78’024kg
RATED P2 and/or P5 lost. Can be selected by pushbutton ENG N1 MODE.
[DC ESS]
MANUAL [DC ESS] AUTO [DC2]
ENG LP VLVs
xfr / refueling / defueling lines feeding lines
HOT AIR 2 VLV
PACK 2 FLOW CTL VLV
HP
FUEL PUMP UNIT
ALPHA FLOOR available and A/THR may be recovered if one ENG in unrated N1 mode (JHK-L)
Turbofan for pack bay cooling
FUEL METERING VLV
B1
BMC
HP VLV
inflight: B [AC ESS]
X-BLEED VLV
24 FUEL INJECTORS
ENG 1 [DC1] ENG 2 [DC2]
ENG 1 [DC1] ENG 2 [DC2]
FUEL IMBALANCE INNER TK Full Half 7500kg OUTER TK Full 2400kg 1730kg
N3<8% CH A [AC ESS] N3<8% CHB [AC2] N3>8% CH A&B by own GEN
[AC2,DC2]
[DC ESS]
SLAT 4
FUEL
1 [AC1] 2 [AC2]
PACK 2 CTL
CH1 [DC1] CH2 [DC2]
on gnd: B ENG1 [AC1] B ENG2 [AC2]
FADECs
to FWD cargo cooling PACK 2
A [AC ESS]
[DC BAT]
1 [AC1] 2 [AC2]
LP GND INLETS
IGNITION
EIUs
CABIN AIR
to avionic vent
BY PASS VLV
PACK 1 flow in by-pass mode COMPR CHECK VLV
Main Heat Primary Heat Exchanger Exchanger
OVERPRESS VLV (85psi)
Thrust 71100lbs = ~32.2t =~28400HP N1: FAN + 4 Turb, 100%=3300rpm N2: 8 Comp + 1 Turb, 100%=7000rpm N3: 6 Comp + 1 Turb, 100%=10600rpm 24 Fuel nozzles + 2 Igniters Warm-up time 5’ before T/O thrust Cool-down time 1'
CABIN FANs
[AC1,DC1]
SLATS 5,6,7
RR RB 211 TRENT
MIXER UNIT to FWD cargo heating HOT AIR 1 VLV
In-flight or Ditching ON
1 [DC ESS] 2 [DC2]
AFT CABIN
HOT AIR X-VLV TRIM AIR VLVs
EXTRACT FAN [AC1]
ENGINE
AIR CYCLE MACHINE failure Pack operates in heat exchanger cooling mode in-flight only HOT AIR VLV failure failed open => no effect 1 vlv failed closed => no effect (X-hot) 2 vlvs failed closed => reg by PACKS TRIM AIR VLV failure 1 failed closed => half this zone lost 1 failed open => half each zone lost
WATER TK
[AC1]
Temperature control 200°C normal temperature 150°C if wing a/ice OFF and enough for zone controller demand
COCKPIT
EQPMT RACKS
AEVC
Leak detection Single loop for pylon ducts. Double loop for wing and APU ducts
HYD RES
PANELS
PACK CTL channels 1 failed => no effect both failed => temp 1-15°C by anti-ice valve. no ECAM indication. Flow 120% of NORM ZONE CTL channels 1 failed => no effect both failed => Packs deliver 20°C. ECAM ind lost & display PACK REG
BLEED Regulated pressure 44-52 psi
FCMC 1
MAIN [DC ESS SHED] LVL Sensing[DC ESS SHED]
AFT CARGO COMP
FCMC 2
B1 BTL 1, 60s discharge
MAIN [HOT] (refuel on BAT) LVL Sensing[DC ESS SHED]
CG CONTROL AFT XFR starts if: Gear up, Slats in, Trim TK not full, Inner > 6250kg, above FL255 and CG not on target AFT XFR stops if: CG = target CG - 0.5% or Trim TK full or Inner <6250kg or FWD button pushed or MAN xfr outer-inner or center-inner. FWD XFR starts if: stops if: CG = target CG = target - 0.5% inner = 4000kg inner = 5000kg - 35’ to dest or FL245 (or 75’ if XFR PUMP u/s) - in EMER ELEC
Cabin air
INLET ISOL VLV
FAN HEATER
[AC2]
EXTRACT FAN [AC2]
[AC2]
OUTLET ISOL VLV
F
INLET VLV
[AC2,DC2]
[DC ESS, HOT]
4’891kg
APU
AFT APU PUMP
[AC ESS, HOT]
APU
A333 AIR/FIRE/FUEL/APU/ENG
!!! NOT FOR OPERATIONAL USE !!! A333 ©Pierre-Michel Gasser , 11.5.2012
APU LP VLV
[DC BAT, HOT]
FF
B
APU STARTER
Aft outflow valve
[AC2]
TRIM TK ISOL VLV [DC ESS] FWD XFR PUMP
[APU BAT, APU TR]
FIRE PROTECTION & CARGO VENT
to LEFT Bleed duct
APU BLEED VLV
ECB
[APU BAT DC ESS]
SMOKE DETECTORS Type optical
[DC2]
VENT CONT
[DC2, DC ESS SHED]
BULK
TRIM TANK
[DC ESS SHED]
SDCU 2 (JHA-J) CIDS-SDF 2 (JHK-L)
B2 BTL 2, 4hrs discharge
REFUELING Distribution trim TK 2400kg if more than 36.5t FOB
SDCU 1 (JHA-J) CIDS-SDF 1 (JHK-L)
F
FIRE (HEAT) DETECTORS
B
FIREX BOTTLES
ELECTRICAL SUPPLY ENG loop A [DC ESS], loop B [DC2] ENG BTL 1 squib A [HOT2], squib B [DC2] ENG BTL 2 squib A [HOT1], squib B [DC2] APU loop A [DC ESS], loop B [DC BAT] APU BTL squib A [HOT1] squib B [DC BAT] APU auto extinguish [HOT2] CARGO squib A [HOT1], squib B [DC2]
APU
LIMITATIONS RPM min 95% max 107% (auto shut down) running EGT max 650°C start EGT max 1250°C Minimum oil level for start: ADD at APU level indicator Cooling after 3 start attempts: 60min APU FUEL FLOW ~200 kg/hr ENVELOPE START with AC pwr up to 41’450ft START with EMER ELEC pwr up to 25'000ft BLEED ON 2 packs max 17'500ft, 1 pack max 22'500ft BLEED ON for engine start max 20'000ft
