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Airbus A321 Fuel consumption much to low


Cpt Headroom

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Hello :pilot:

 

I'm using aerosoft's Airbus A321 (V.1.3.0) and have the Problem, that

he uses just about 500KG/H each engine (in FL340 - 186 Pax - 14.000 KG Fuel - 4.200KG Cargo)

Something about 1250 must be ok.. (the smaller A319 uses 1200KG/H)

 

I checked the aircraft.cfg and wonder about the "parasite_drag_scalar" who is just 0.7 (Original)

Changed it ti 1.0 like alle the other in the A6320 - Family, but it help just ab bit. :confused:

 

Any Ideas?

The Aircraft uses now about 850KG/H each Engine...

here my often changed and tested aircraft.cfg (just the part's i've changed):

 

 

 

[FLIGHT_TUNING]

cruise_lift_scalar = 1.0

parasite_drag_scalar = 1.08 // tested 1.1 is much to hight

// parasite_drag_scalar = 0.7 // Original

induced_drag_scalar = 1.08

// induced_drag_scalar = 1.0 // Original

elevator_effectiveness = 1.0

aileron_effectiveness = 1.0

rudder_effectiveness = 1.0

pitch_stability = 1.2

roll_stability = 1.0

yaw_stability = 1.0

elevator_trim_effectiveness = 1.1

aileron_trim_effectiveness = 1.0

rudder_trim_effectiveness = 1.0

 

[GENERALENGINEDATA] // IAE & CFM ENGINES

engine_type = 1

Engine.0 = 7.63, -19.04, -8.29

Engine.1 = 7.63, 19.04, -8.29

fuel_flow_scalar = 1.2105 // Test

// fuel_flow_scalar = 1.2105 // PMDGs 737-800

// fuel_flow_scalar = 1.00 // original

min_throttle_limit = -0.054

max_contrail_temperature = -30

 

[TURBINEENGINEDATA]

fuel_flow_gain = 0.002

rated_N2_rpm = 29920

afterburner_available = 0

reverser_available = 1

static_thrust = 31600 // Test

// static_thrust = 33000 // original

inlet_area = 23.36 // Test

// inlet_area = 25.44 // original

// thrustspecificfuelconsumption = 0.5904 // original

thrustspecificfuelconsumption = 0.6000 // Test

 

[JET_ENGINE] // A320 & A321

// thrust_scalar = 1.0000 // PMDGs 737-800

thrust_scalar = 1.027 //Test

// thrust_scalar = 0.80 // original

 

 

 

Many Thanks

Max

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