DSC ENG Flashcards

1
Q

What is operated by the accessory gear box ?

A

Oil feed pump
main eng fuel pump
fadec alternator
eng driven HYD pump
Eng driven GEN
pneumatic starter

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2
Q

What control the ENG and what redundancy is available ?

A

2 Fadec which control the complete engine management
Each Fadec has two channels, one is active the other is on standby. In case of failure the other takes over.

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3
Q

How many idle are available ?

A
  • modulated idle (regulated by bleed demand and ambient condition)
  • approach idle in flight when flaps are extended => Allow to rapidly accelerate from idle to go around
  • reverse idle
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4
Q

What function are perform by the FADEC ?

A

control of gas generator
protection against engine exceeding limits
power management
start sequence
thrust reverser control
fuel recirculation
transmission of eng parameter
detection, isolation and recording of failures

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