/// <summary> /// Lift = Weight Condition /// </summary> /// <param name="m">Mass of Aircraft</param> /// <param name="g">Acceleration Due to Gravity on Planet at Altitude</param> /// <param name="Cl">Coefficient of Lift of Wing</param> /// <param name="rho">Density of Air on Planet at Altitude</param> /// <param name="S">Surface Area of Wing</param> /// <returns>Velocity needed for straight level flight</returns> public static EquationReturnType <Velocity> GetVelocity(Mass m, AccelerationDueToGravity g, LiftCoefficient Cl, Density rho, SurfaceArea S) { EquationReturnType <Velocity> ToReturn = new EquationReturnType <Velocity>(); ToReturn.Data = new Velocity(); ToReturn.Data.Set(Math.Sqrt((2 * m.Get() * g.Get()) / (Cl.Get() * rho.Get() * S.Get()))); ToReturn.Latex = @"\sqrt{\frac{2\cdot " + m.Latex() + @"\cdot " + g.Latex() + "}{" + Cl.Latex() + @"\cdot " + rho.Latex() + @"\cdot " + S.Latex() + "}}"; return(ToReturn); }
/// <summary> /// Power = Force * Velocity Condition /// </summary> /// <param name="Cd">Drag Coefficient of Wing</param> /// <param name="Cl">Lift Coefficient of Wing</param> /// <param name="g">Acceleration Due to Gravity At Altitude on Planet</param> /// <param name="m">Mass of Aircraft</param> /// <param name="rho">Density of Air At Altitude on Planet</param> /// <param name="S">Surface Area of Wing</param> /// <returns>Power for Straight and Level Flight at Thrust and Velocity</returns> public static EquationReturnType <PowerForStraightLevelFlight> GetPowerForStraightLevelFlight(DragCoefficient Cd, LiftCoefficient Cl, Mass m, AccelerationDueToGravity g, SurfaceArea S, Density rho) { EquationReturnType <PowerForStraightLevelFlight> ToReturn = new EquationReturnType <PowerForStraightLevelFlight>(); ToReturn.Data = new PowerForStraightLevelFlight(); ToReturn.Data.Set((Cd.Get() / Math.Pow(Cl.Get(), 3.0 / 2.0)) * Math.Sqrt((Math.Pow(m.Get() * g.Get(), 3) / S.Get())) * (Math.Sqrt(2 / rho.Get()))); ToReturn.Latex = @"\frac{" + Cd.Latex() + "}{" + Cl.Latex() + @"^{3/2}}\cdot \sqrt{\frac{(" + m.Latex() + @"\cdot " + g.Latex() + ")^{3}}{" + S.Latex() + @"}}\cdot \sqrt{\frac{2}{" + rho.Latex() + "}}"; return(ToReturn); }