aerofoils

См. также в других словарях:

• Compressor stall — A compressor stall is a situation of abnormal airflow resulting from a stall of the aerofoils within the compressor of a jet engine. Stall is found in dynamic compressors, particularly axial compressors, as used in jet engines and turbochargers… …   Wikipedia

• First flying machine — There are conflicting views as to what was the first flying machine. This kind of controversy of invention is not limited to flight. For example, debates over the tallest building tend to break into debates around what constitutes a building and… …   Wikipedia

• Axial compressor — Axial compressors are rotating, aerofoil based compressors in which the working fluid principally flows parallel to the axis of rotation. This is in contrast with centrifugal, axi centrifugal and mixed flow compressors where the air may enter… …   Wikipedia

• Darrieus wind turbine — Fig. 1: A Darrieus wind turbine once used to generate electricity on the Magdalen Islands The Darrieus wind turbine is a type of vertical axis wind turbine (VAWT) used to generate electricity from the energy carried in the wind. The turbine… …   Wikipedia

• Paper plane — This article is about toy aircraft fashioned from paper. For other uses, see Paper plane (disambiguation). Instructions for a traditional paper plane. A paper plane, paper aeroplane (UK), paper airplane (US), paper glider, paper dart or dart is a …   Wikipedia

• Aeroelasticity — is the science which studies the interaction among inertial, elastic, and aerodynamic forces. It was defined by Collar in 1947 as the study of the mutual interaction that takes place within the triangle of the inertial, elastic, and aerodynamic… …   Wikipedia

• Ground effect in cars — For another similarly named effect relating to aircraft, see Ground effect in aircraft. Ground effect is term applied to a series of aerodynamic effects used in car design, which has been exploited to create downforce, particularly in racing cars …   Wikipedia

• Rigging — For other uses, see Rigging (disambiguation). The rigging of a square rigger in London. Rigging (from Anglo Saxon wrigan or wringing, to clothe ) is the apparatus through which the force of the wind is used to propel sailboats and sailing ships… …   Wikipedia

• Zero lift axis — When symmetric aerofoils are moving parallel to the chord line of the aerofoil, zero lift is generated. However, when cambered aerofoils are moving parallel to the chord line, lift is generated. (See diagram at right.)A cambered aerofoil… …   Wikipedia

• POPA — ROMANIA (see also List of Individuals) 22.2.1930 Oradea/RO 5.1.2002 Timişoara/RO Octavian Traian Popa graduated as a mechanical engineer from the Polytechnic School of Timişoara in 1952 and there gained the PhD title in 1958. Popa was appointed… …   Hydraulicians in Europe 1800-2000

• Aircraft — An aircraft is a vehicle which is able to fly through the Earth s atmosphere or through any other atmosphere. Rocket vehicles are not aircraft if they are not supported by the surrounding air. All the human activity which surrounds aircraft is… …   Wikipedia