83 pages matching editions:ISBN0534063608 in this book
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Blade Element Method
Factors Affecting Hover Performance
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aerodynamic airfoil analysis angle of attack approximately assumed assumption autorotation blade element calculated Chapter characteristics charts chord climb coefficient collective components constant corresponding curve damping derivatives determined disc distribution drag dynamic edge effect engine equation estimated example helicopter factor Find flapping flow forces forward flight fuel function fuselage given gives gross weight ground higher hinge hover ideal increase induced velocity knots lateral lift lift coefficient limit loading longitudinal losses Mach number main rotor maximum measured method moment moments motion NACA nose offset parameters performance pilot pitch position power required pressure produce radius range ratio reference reported roll root rotation shaft shown in Figure shows Source speed stabilizer stall TABLE tail rotor tilt tip speed torque trim twist vertical wake wind tunnel wing zero