PPRuNe Forums - View Single Post - Rolling take offs in a Helicopter
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Old 25th Jun 2021, 16:58
  #75 (permalink)  
Two's in
Below the Glidepath - not correcting
 
Join Date: Jun 2005
Location: U.S.A.
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Originally Posted by [email protected]
Two's in - what is often misunderstood is that the maximum power required for that type of takeoff is not what you pull to initiate it but what you need just before the onset of ETL as you have to power through the roll-up vortices of the rotor.

So you won't get away with the same Tq you have in the very low hover.
Crab, I was referencing AAC limitations: plus or minus 50% torque, HLS in the approximate 100km grid square, TOT plus or minus 3 days and crew are fully SQEP - Sometimes Qualified and Eventually Proficient.
Two's in is offline