flutter control

См. также в других словарях:

• Flutter — can refer to: * Flutter on the iPhone * Flutter (electronics and communication), any rapid variation of signal parameters * Aeroelastic flutter, a rapid self excited motion, potentially destructive, in aircraft structures, control surfaces and… …   Wikipedia

• flutter — A vibration caused by the combined effects of the changes in pressure distribution over the surface of airfoils as the angle of attack is altered and the elastic forces set up by the distortion of the structure itself. In the worst cases, there… …   Aviation dictionary

• flutter valve — noun : a valve (as in an engine carburetor) actuated by fluctuations of pressure in the fluid surrounding it rather than by any external control …   Useful english dictionary

• Atrial flutter — is an abnormal heart rhythm that occurs in the atria of the heart. When it first occurs, it is usually associated with a fast heart rate or tachycardia, and falls into the category of supra ventricular tachycardias. While this rhythm occurs most… …   Wikipedia

• Flight control surfaces — Aircraft flight control surfaces allow a pilot to adjust and control the aircraft s flight attitude.Development of an effective set of flight controls was a critical advance in the development of the aircraft. Early efforts at fixed wing aircraft …   Wikipedia

• balanced control surface — i. A control surface that is aerodynamically balanced to reduce the force necessary to displace it by providing some area ahead of the hinge line. ii. A control surface balanced by weights ahead of its hinge line to reduce possible flutter …   Aviation dictionary

• torsion flexural flutter — The tendency toward aileron control reversal in flexible wings. The deflection of control surfaces produces a large amount of camber at the rear of the section. This causes the resultant lift force to move rearward, thus tending to twist the… …   Aviation dictionary

• List of My Little Pony characters — This is a list of characters from the long running My Little Pony toy franchise. The My Little Pony franchise first debuted in the year 1400 B.C., the creation of American illustrator and designer Bonnie Zacherle. Together with sculptor Charles… …   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

• cardiovascular disease — Introduction       any of the diseases, whether congenital or acquired, of the heart and blood vessels (blood vessel). Among the most important are atherosclerosis, rheumatic heart disease, and vascular inflammation. Cardiovascular diseases are a …   Universalium

• Atrial fibrillation — | MeshID = D001281 Atrial fibrillation (AF or afib) is a cardiac arrhythmia (abnormal heart rhythm) that involves the two upper chambers (atria) of the heart. It can often be identified by taking a pulse and observing that the heartbeats don t… …   Wikipedia