# aerodynamics calculation formulas

Fluids Engineering and Design. Speed, Pack KWh rating, driving conditions, aerodynamics, vehicle weight, hills, temperature, driving styles and several other factors play into the distance question. The book was published by first Mir Publishers in â¦ Aerodynamic Drag Equation and Calculator. AVL: AERODYNAMIC ANALYSIS, TRIM CALCULATION, DYNAMIC STABILITY ANALYSIS, AIRCRAFT CONFIGURATION DEVELOPMENT - Authors: M. Drela & H. Youngren, ... Now including Bruce Berggren's air pulse formula! In fluid dynamics, the drag equation is a formula used to calculate the force of drag experienced by an object due to movement through a fully enclosing fluid.The equation is: = is the drag force, which is by definition the force component in the direction of the flow velocity, is the mass density of the fluid, is the flow velocity relative to the object, In general, the dependence on body shape, inclination, air viscosity, and compressibility is very complex. The air pulse is taken as an instantaneous impulse, so the acceleration curves don't show it, but the velocity curve takes a jump upwards on burnout Symbols used: C d = drag coefficient A f = frontal area (approx. However, if the supersonic velocities are very high, sharp-edged solids are not employed (charring of the edges), while a local subsonic flow always occurs at the blunt end. Aerodynamics, from Greek á¼Î®Ï aero (air) + Î´ÏÎ½Î±Î¼Î¹ÎºÎ® (dynamics), is the study of motion of air, particularly when affected by a solid object, such as an airplane wing. Aerodynamic Drag is the opposing fluid drag force that acts on any moving solid body in the direction of the fluid flow. The basic formula for determining distance is: ( KWh of pack / wh/m ) = Distance *note: there are adjustments that have to be made to this formula, see usable pack size below* This book was translated from the Russian by G. Leib. Speeds are limited to low subsonic operation and the program warns the student of high speed flow and possible separation in â¦ Aerodynamic Drag equation and calculator. Aerodynamics Test text. This section updates an angle formula so that the virtual glider can now perform both backward and forward loops, as well as inverted flight. â¢!In principle, it is simple to calculate the aerodynamic lift acting on a wing: it is simply the integral of the sectional lift over the span: â¢!Unfortunately, the sectional lift variation is not easy to calculate L = l(y)dy!s s ", or, C L = c l(y)dy!s s ", where C L = L 1/ 2#U2S. Practically speaking, these problems are limited to flows around sharply pointed solids and to the problems of internal aerodynamics (calculations of jet nozzles). Mastery of the methods of aerodynamic calculations is important as an it can be used independently by those interested in individual problems of theoretical aerodynamics. Lift depends on the density of the air, the square of the velocity, the air's viscosity and compressibility, the surface area over which the air flows, the shape of the body, and the body's inclination to the flow. This program can be used for the preliminary design of an open return wind tunnel. Use this calculator to calculate the following for an airfoil: Mach Number, Reynolds Number, Dynamics Pressure, Viscosity, Laminar CF, Turbulent CF, Density Airfoil AeroDynamics Characteristics Calculator TunnelSim: (111KB) Using the TunnelSim applet, students learn more about the aerodynamics of wind tunnels by changing the shape and flow conditions through the tunnel.