qHelicopter Specifications for Trim
Helicopter.Item Nbr Airfoil data: Nbr. of blades: [bb] Chord: [cc] Radius: [R] Blade Cutout Ratio: [x0] Twist Type Theta_o Theta1 Theta_t AlphaL0 Rotor Configuration Ctr-Ctr Load Engine Nbr Engine Count Seats Item Nbr: PartName Description: Weight: qq gammac Helicopter Pitch Angle: [Theta] Angle of Attack - TPP: [alphaTPP] RRPM: Ratio Loss ff Vertical Drag: [DV] Helicopter.Notes Taper: [cct] gg Angle ds 1st Harmonic of Long. Flapping: [as1] 1st Harmonic of Long. Flapping: [bs1] a0 Moment Arm: [llP] Moment Arm: [yyP] Height above Center of Gravity: [hhP] Moment Arm: [llS] Moment Arm: [yyS] Height above Center of GRavity: [hhS] Incidence of main rotor shaft: [ii] Rotor H-force: [Ha1S] Thrust (Port): [TP] Thrust (Starboard): [Ts] Airfoil Span: [bbH] Root Chord: [crH] Tip Chord: [ctH] Taper Ratio: [lamdaH] Sweep Angle of Mid-chord Line: [Lambdacover2H] Aspect Ratio: [ARH] Incidence: [iiH] Moment Arm: [ llH] Height above C.G.: [hhH] Horizontal Distance from Main Rotors: [xoverRH] Vertical Distance from Main Rotors: [zprimeover RH] Zero Lift Angle of Attack: [alphaLOH] Slope of LIft Curve: [aaH] Downwash angle induced by main rotor: [epsolonMH] Downwash angle induced by fuselage: [epsolonFH] Dynamic Pressure Ratio: [qHoverq] Rotor Downwash Ratio: [vHoverv1] Fuselage Downwash Ratio: [depsilonF/dalpha] Span Efficiency Factor: [deltaiH] Zero Lift Drag Coefficient: [CDOH] Airfoil: Area: [AV] Span: [bbH] Root Chord: [crH] Tip Chord: [ctH] Taper Ratio: [lamdaH] Sweep Angle of Mid-chord Line: [Lambdacover2H] Aspect Ratio: [ARH] Horizontal Distance from Main Rotors: [xoverRH] Vertical Distance from Main Rotors: [zprimeover RH] Zero Lift Angle of Attack: [DeltaalphaLOH] Downwash angle induced by main rotor: [epsolonMV] Downwash angle induced by fuselage: [epsolonFV] Moment Arm: [ llV] Height above C.G.: [hhV] Length: [LF] Width: [WF] Height: [HF] Wetted Area: [SWF] Volume: [VF] Fineness Ratio: [FRF] Height above C.G.: [hhF] Height above C.G.: [hhF] Downwash angle induced by main rotor: [epsolonMF] Efflux Volume: [VE] Moment Arm: [ llE] Height above C.G.: [hhE] Fuel Tank Capacity: Pitch: [Iyy] Roll: [Ixx] Yaw: [Izz] Engine.Item Nbr Make: Model: Bore Stroke Displacement: Power: Power-RPM Torque: Torque-RPM Run-RPM Bare weight: Extras Engine.Notes
847 VR-7 6 0.4917 8 0.25 2 0 -6 0 -1.4 3 0 332 282 1 1 847 Inside - Intermeshing UniCopter I - 1-seat Absolutely Rigid Rotor. No teetering or lead-lag hinges. Only feathering . 385 1 0

643 7 4 4

0.375 0 9 2.25 0 0
0 -13.5 0

13.5 0


NACA 0012 4 1 0.5


3.6

7.667 2.4 0 0.06 0 0 1 2 1
0.006 NACA 0015








0



















282 Hirth F-30 2 85hp

1042 85 5500 78 4500 4500 96 9 I have guessed at weight brake-down. Fuel Injected.