free-stream Mach number

См. также в других словарях:

• free-stream Mach number — The Mach number of a body measured in free stream, which is unaccelerated by the airfoil or the body’s presence …   Aviation dictionary

• local Mach number — The ratio of the free stream flow to the local speed of sound. The speed of sound varies because of temperature changes around the aircraft, and thus the local Mach number may be more, less, or equal to the free stream Mach number. See free… …   Aviation dictionary

• critical drag rise Mach number — The free stream Mach number at which because of shock wave, the coefficient of drag for a given angle of attack increases rapidly. This increase in drag value should be at least 0.005. Also called a compressibility drag rise Mach number …   Aviation dictionary

• detachment Mach number — The free stream Mach number above which there is only a small movement of the bow shock wave with an increase in speed. It indicates the upper limit of a transonic region …   Aviation dictionary

• Ernst Mach — Infobox Philosopher region = Western Philosophy era = 20th century philosophy color = lightsteelblue image size = 200px image caption = Ernst Mach name = Ernst Mach birth = February 18, 1838 Brno, Austrian Empire death = Death date and… …   Wikipedia

• Reynolds number — In fluid mechanics and heat transfer, the Reynolds number mathrm{Re} is a dimensionless number that gives a measure of the ratio of inertial forces ({old mathrm V} ho) to viscous forces (mu / L) and, consequently, it quantifies the relative… …   Wikipedia

• shock drag — An increase in drag associated with the formation of shock waves over a body as it approaches the speed of sound. Note the increase in the drag once critical mach number (MCRIT ) is reached. The x axis represents free stream Mach number (MFS ) …   Aviation dictionary

• center-of-pressure travel — i. The linear distance the center of pressure travels along a chord over the entire range of angles of attack, ignoring the effects of compressibility and subsonic flow. The center of pressure moves forward as the angle of attack increases until… …   Aviation dictionary

• Navier–Stokes equations — Continuum mechanics …   Wikipedia

• fluid mechanics — an applied science dealing with the basic principles of gaseous and liquid matter. Cf. fluid dynamics. [1940 45] * * * Study of the effects of forces and energy on liquids and gases. One branch of the field, hydrostatics, deals with fluids at… …   Universalium

• Components of jet engines — Diagram of a typical gas turbine jet engine. Air is compressed by the fan blades as it enters the engine, and it is mixed and burned with fuel in the combustion section. The hot exhaust gases provide forward thrust and turn the turbines which… …   Wikipedia