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A320 > Powerplant > Flashcards

Powerplant Flashcards

1
Q

What the name of engine ?

A

CFM international leap - 1A high bypass turbofan

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2
Q

Whats FADEC?

A

Full Authority Digital Engine Control
Also called ECU eletrônic control unit
It’s a digital control system that perform complete engine management

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3
Q

How many Chanel are there FADEC?

A

Two Chanel’s

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4
Q

What is FADEC controls ?

A

All engine functions electronically

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5
Q

Leap 1A has how many rotors ?

A

2 N1 - fan is integral part of N1
2 N2 - connected to the accessory gearbox

The engine is also equipou-se with FADEC

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6
Q

N1 there are … compressor and …. turbine

A

Low pressure

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7
Q

N2 there are …. compressor and … turbine .

A

High pressure

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8
Q

The anular combustion chamber has how many fuel nozzles and ignitors ?

A

19

2

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9
Q

What FADEC controls ?

A

FMU fuel metric unit
SCU split control unit
SVA servo valve assembly

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10
Q

What’s does FMU do ?

A

Regulate fuel flow

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11
Q

What EIU engine interface unit do with FADEC?

A

Exchange data in turn the FADEC controls various engine system components

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12
Q

The engine thrust lever has servo driven ?

A

Not

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13
Q

Does the engine thrust lever positioned automatically ?

A

Never

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14
Q

How engine starts ?

A

Pneumatic operates and receives compressed air through the start valves

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15
Q

The FADEC controls the … that regulates the fuel flow the engine .

A

FMU

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16
Q

Which of the engine parameters are always displayed ?

A

The primary display on EWD

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17
Q

The engine starters are …. operated

A

Pneumatically

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18
Q

If thrust lever is set between two detents what happens ?

A

The FADEC computes power for the next higher detent

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19
Q

What happens when thrust levers are move to the idle stop ?

A

ATHR and alpha floor will disarm

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20
Q

Whats thrust bump ?

A

Pushbutton in the thrust lever that que faz o take off e go around
Aperecaera o B no N1 e cancelará quando reduzir a Janete pra FLX MCT ou CL

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21
Q

When ATHR normally engages ?

A

When move thrust levers to CL detent after take off

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22
Q

What control the thrust during flight ?

A

FMCG

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23
Q

On the ground positioning the thrust levers to the FLX MCT detent without a Flex temperature selected that is higher than TAT, the resulting N1 limit mode will be …

A

MCT

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24
Q

If the thrust levers arenpositioned between detents, the thrust limit is computed to the limit of …

A

The next higher detent or stop

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25
Q

After take off what pilot action normally engages the ATHR mode ?

A

Moving the thrust levers to the CL detent

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26
Q

After takeoff what indication flashes on the FMA to remind the pilot to set climb power

A

LVR CLB

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27
Q

How FADEC is powered?

A

Air that electrical system

But is normally powered by a permanent alternator whenever N2 RPM is above 10 %

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28
Q

How long FADEC is powered when electrical power is first applied to the aircraft?

A

5 minutes

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29
Q

What’s TCMA and how is it work?

A

Thrust control malfunction accommodation
Protect agains uncontrollable high thrust during critical phase
In flight - reduced fuel flow
On ground - shut down engine

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30
Q

Thrust set is refer to ?

A

N1 RPM

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31
Q

When can we set minimum idle ?

A

Ground - and reverse is not selected

Inflight and not conf 3 or full and land gear is not down

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32
Q

When approach idle can set

A

In flight - with landing gear down or conf 3 or. Full

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33
Q

When is reverse idle set ?

A

On the ground

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34
Q

The FADEC is powered by the aircraft electrical system for …. after the aircraft is first powered

A

5 min

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35
Q

The faded is powered… when the engine n2 is above 10 %

A

A magnetic alternator

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36
Q

The FADEC normally provides thrust limit modes with reference to

A

N1

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37
Q

A bandeira laranja no N1 e o que ?

A

TOGA max rpm N1

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38
Q

A bolinha no N1 e o que ?

A

Tla thrust lever angle

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39
Q

O múltiplo arco verde no N1 diz o que ?

A

Aparece momentaneamente para Mostar a diferença entre N1 comandado e o N1 quando o ATHR engaged

40
Q

What’s is Max permissible EGT to amber ?

A

750

41
Q

EGT Max to turn red?

A

Above 1025 graus

42
Q

What happen when n2 exceed 116.5%?

A

Displays red and appears cross next to it

43
Q

What happen whit fuel flow display when engine shutdown?

A

Shows amber crosses for 15 seconds and then display zero

44
Q

Why CHK in amber appear on the ecam ?

A

There is a discrepancy between the real and displayed values

45
Q

When CLOG appears?

A

Diferencial pressure across the main oil filter or fuel becomes excessive

46
Q

The fuel used value is displayed on the ecam engine page and also on the encam … page

A

Cruise

47
Q

When the aircraft is in the cruise flight the thrust limit mode correspond to detent of the….

A

Most advanced thrust lever position

48
Q

The engine start information displays on the ecam engine page ….

A

When the pilot initiate the engine start

49
Q

The fuel used display for an engine is reset to zero when ….

A

The associate engine is started

50
Q

Engine oil is cooled by servo fuel heater, an air cooling oil cooler and fuel oil exchanger .

A

True

51
Q

Which of the following are displayed on the ecam engine page and on the ecam cruise page ?

A

Engine oil quantity

52
Q

A bypass valve is installed to provide continual oil flow in the event of clogged supply oil filter

A

True

53
Q

For the ground start how many igniters are used in the automatic start procedure ?

A

One and the FADEC alternar for each start attempt.

54
Q

When the igniters comes on ?

A

At 20% of N2 and continues until n2 rpm reaches 55%

55
Q

How many igniter are used for manual start ?

A

Both a and b and shut off after N2 55%

56
Q

How many igniter fires for restarting an engine inflight ?

A

Both A and B

57
Q

What do you do in severe turbulence related of igniter?

A

Select them on and mode IGN start

58
Q

Using automatic start for starting an engine on the ground how many igniters wil activate ?

A

One

59
Q

Using manual start how many igniter will activate?

A

Two

60
Q

Regardless of wether the automatic or manual start procedures is used when will the ignition automatically shut off ?

A

When the N2 rpm reaches 55%

61
Q

Which of the following conditions will provide automatic ignition with the mode select switche in the norm position ?

A

Engine flameout detected

62
Q

The green and yellow system provide the operate power to which engine?

A

Green - engine one

Yellow - engine two

63
Q

What’s controls the hydraulic flow to the reverse actuator ?

A

Teriyaki lock sumistes TLS

64
Q

After section of thrust reverse the annuciation of REV displays in … during the transition

A

Amber

65
Q

Which hydraulic system provides the operating pressure for the 1 engine thrust reverse ?

A

Green system

66
Q

To deploy the reverses the lgciu must sense that both main gear struts are compresses and a reverse signal from the thrust lever angle just be received from at least one …

A

SEC spoiler elevators computer

67
Q

O que acontece com as packs durante o start ?

A

As duas packs fecham automaticamente

68
Q

Quando selecionado o ING/START o que é indicado no E/WD?

A

N1 e EGT

69
Q

O que controla o dry crank ? E por quanto tempo ?

A

FADEC por um minuto

70
Q

Quando a ignition shuts off?

A

Quando o N2 alcança 55%

71
Q

Quando acontece o start cut out do N2?

A

63%

72
Q

Quando a sequência do start estará completa ?

A

Depois de 68% do N2 que estará estabilizado .

73
Q

Podemos colocar em Norm o mode sel da ignition após a partida de um motor ?

A

Negativo

74
Q

O que acontece se você não der o start no outro Motor após um minuto ?

A

Pack valve ira abrir

75
Q

What is the correct sequence to initiate the automatic engine start ?

A

Mode sel to ING START

Then MASTER switch to ON

76
Q

The N2 displays on a gray background until the engine is

A

Stable

77
Q

During automatic start the engine will dry crank for

A

Up to one minute

78
Q

After of the first engine, both packs valves remain closed unless …. has elapsed before beginning the start of the second engine .

A

One minute

79
Q

Qual é a válvula que leva combustível para o sistema de combustível ?

A

Low pressure fuel shut off valve

80
Q

Quando é setado o min idle no solo?

A

Reverse is not selected

81
Q

Quando é setado o min idle em voo ?

A

Gear not down

Flaps not 3 or full

82
Q

Quando é setado approach idle? Ela é maior que a min idle ?

A

Conf 3 ou full ou land gear down

Maior que a min idle

83
Q

The approach idle mode is activated when the …… this causes an increased idle speed

A

Landing gear are down

84
Q

The … controls the supply of fuel to the engine through the fuel metering unit .

A

FADEC

85
Q

The master switch controls the …. shut off valves

A

Low pressure

86
Q

The reverse idle speed is a slightly higher idle speed than forward idle thrust

A

True

87
Q

O que pode acontecer quando o motor não da partida automática?

A

Pneumatic pressure too low ou outras coisas, consultar fcom

88
Q

Na partida manual, quando iremos colocar o master switch to ON ?

A

N2 RPM for até o máximo ou 20% mínimo

89
Q

Como é dada a partida manual ?

A

Mode sel ING
Eng man start overhead panel ON
After N2 increased or min 20 % start master sw

90
Q

Quantos ignitor são usados na partida manual?

A

Dois

91
Q

Quanto tempo o EGT irá subir após uma partida manual ?

A

15 s depois do master on

Caso contrário abortar

92
Q

During the manual start, the master sw is turned on ….

A

When N2 rpm reaches max motoring or min 20% and other starting indications are normal

93
Q

During the start, the start valves closes…

A

Automatically when N2 reaches 63%

94
Q

The N2 displays on a grau background during the start until….

A

The engine is stable

95
Q

When ENG mode sel sw is moved to the ING start position the FADEC is powered the ecam engine page displays and ….

A

The packs valves automatic close

A320 (14 decks)

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