Air Condiotining

Question 1

Quais são os componentes do air conditioning system ?

Answer 1

2 air conditioning system controllers 
2 air conditioning packs 
Trim air 
Ram air 
Cabin recirculation fans 
Avionics ventilations

Question 2

Quais são as três zonas de operação do air conditioning system ?

Answer 2

Cockpit
Aft cabin
FWd cabin

Question 3

O que as packs recebem de pressão das engine bleeds e apu bleeds or ground source ?

Answer 3

High pressure

Question 4

Como a pack e operada para obter temperatura independe para as 3 zonas ?

Answer 4

Packs operam junto à trim air system

Question 5

O que faz a mixing unit ?

Answer 5

Mistura o ar das packs com o ar recirculado e distribui para as três zonas

Question 6

O que regula o resfriamento do air flow ?

Answer 6

Dois air conditioning system controllers onde cada um possui dois canais

Question 7

O que o air conditioning system controller one controls ?

Answer 7

Pack one
Hot air regulating valve
Cockpit trim air valve

Question 8

O que o air conditioning system controller two controls ?

Answer 8

Pack 2

Fwd and aft trim air valve

Question 9

Quando em cruzeiro quanto podemos modificar a temperatura das zonas ?

Answer 9

Mais ou menos 2,5 graus

Question 10

Como e controlado o hot airflow de todas trim air valves ?

Answer 10

Controlado pelo hot air pressure regulator valve

Question 11

Quando em solo a aeronave poderá ter ar condicionado através da ground e para onde vai esse ar ?

Answer 11

Direto pra mixing unit antes de ser distribuído

Question 12

O que é a Ram air ?

Answer 12

Usada durante emergência para gerar cabin ventilation during depressurization

Question 13

Quando a ram air e utilizada ?

Answer 13

Durante o voo abaixo de 10000

Question 14

QuNdo a válvula de ram o air não irá abrir ?

Answer 14

Se o diferencial de pressão passar de 1psi

Question 15

O que controla o automatic ventilation system?

Answer 15

Aevc avionic equipments ventilations computer

Question 16

O que faz o avionic ventilations system?

Answer 16

Resfria os avionics e parte elétrica

Question 17

Qual é o ar que o avionics ventilations system USA ?

Answer 17

External air
Conditioned air
Skin heat exchanger air cooling

Question 18

Como é feita a ventilação na bateria ?

Answer 18

Venturi skin of the aircraft draw air from the space around the batteries and vents overboard

Question 19

Como é feito a ventilação dos lavatórios e da galley

Answer 19

An extraction fan draws ambient cabin air through the lavatories and valleys and exhaust it near the outflow valve

Question 20

Which of the air conditioning system controllers controls the cabin zone temperature ?

Answer 20

Air conditioning system controllers 2

Question 21

Which of these ecam pages display information about the air conditioning system?

Answer 21

Crise Cond bleed press

Question 22

What is the purpose of the ram air system?

Answer 22

To ventilate the cockipir and cabin when unpressurized and no packs are operating

Question 23

When the air conditioning system will close the pack flow control valve ?

Answer 23

Packs overheat
Fire pushbutton is pressed of engine
Ditching se is selected ON (cabin press )

Question 24

O que acontece no solo com a pack depois da primeira engine start do dia ?

Answer 24

Abre após 30s mas atrasa um minuto pra a segunda engine ser ligada

Question 25

Como é feito a cooling das packs ?

Answer 25

Pack driven cooling fan e em voo a cooling air é dada pela ram air

Question 26

Quando a temperatura que sai do compressor fica em âmbar ?

Answer 26

Acima de 260graus

Question 27

O que o water separator system faz?

Answer 27

Dries air before enters the turbin section

Question 28

O que faz a bypass valve ?

Answer 28

Control output temperature of the air from this pack

Question 29

Pack outlet temperature

Answer 29

25 normally green | 91 becomes amber after 90

Question 30

Em situações anormais o que acontece com a hot air pressure regulating valve if the ducts overheat, cabin and cockpit trim air valves fails ? To

Answer 30

Air conditioning controller close de hot valve

Question 31

The hot air pressure regulating valve remains operative when aft and fwd cabin trim air valve fails ?

Answer 31

No, just one .

Question 32

QuNdo a ram air inlet flaps fecha ?

Answer 32

Durante a decolagem quando set TO power Durante o pouso até 70kt Ela abrirá 20s depois que a velocidade cair de 70kt

Question 33

Qual é a temperatura do max e min das zonas de acordo com a seleção do cold or hot no air conditioning system?

Answer 33

18 | 30

Question 34

Como funciona a pack selector ?

Answer 34

De acordo com o número de passageiros Lo 80% - below 115 pax Norm 100% Hi 120% - hot and humid conditions

Question 35

Quando a pack pode ser colocada em HI?

Answer 35

Single engine operation | apu supply bleed air

Question 36

If one lane of an air conditioning system controller fail ...

Answer 36

The remaining lane takes over and the operation remains normal

Question 37

RegArdless of the selected flow rate the system delivers high flow when In single pack operation or ....

Answer 37

When apu is supply bleed air

Question 38

Como o AEVC pode ser controlada ? | Avionic equipment ventilation computer

Answer 38

Automaticamente ou manualmente através do BLOWER pb e EXTRAT pb durante abnormal conditions

Question 39

O que acontece quando apenas o BLOWER Pb OVRD

Answer 39

Blower fan stop and the air conditioning inlet valves opens to supply cooling air

Question 40

O que acontece quando o extrat pb ovrd ?

Answer 40

Both fan continue run and the skin exchanger inlet bypass valve closes to force all recirculating air over the skit heat exchanger

Question 41

O que acontece quando é detectado smoke ?

Answer 41

Cause blower fault and extract fault warning O blower fecha e o extrat continua aberto Todas as válvulas fecham menos a do ar condicionado inlet

Question 42

O que acontece quando o aevc fail ?

Answer 42

Skin exhxhange isolation valve remains open The inlet valve and skin exchange bypass valve remains in their last position And the extract fan continue operate

Question 43

What is the normal configuration of avionic ventilation system during flight ?

Answer 43

Closed circuit

Question 44

What is the normal configuration of avionic ventilation system on the ground during warm day ?

Answer 44

Open circuit

Question 45

Which fan will the crew be directed to select to OVRD when the smoke configuration needs to be set ?

Answer 45

Both BLower and extract fans

Question 46

The fwd compartment has only an isolation valve sw and temperature selector ?

Answer 46

True

Question 47

If a duct overheat is sensed in the hot air system, the amber fault light in the hot air sw will illuminate, and the hot air vAlve will close automatically l.

Answer 47

True

Question 48

Whenever the cardio door is ... such as upon arrival at the gate, the hot air valve automatically closes l, shutting off heat to the cargo compartment. To

Answer 48

Open

Question 49

With the isolation sw in .... if smoke is detected in the cargo compartment both isolation valves automatically close displaying as cross line amber on ECAM.

Answer 49

Auto