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phugoid oscillation

См. также в других словарях:

  • phugoid oscillation — noun : a long period oscillation in the longitudinal motion of an airplane …   Useful english dictionary

  • Phugoid — A phugoid (pronounced IPA|/fjugod/) is an aircraft motion where the vehicle pitches up and climbs, and then pitches down and descends, accompanied by speeding up and slowing down as it goes uphill and downhill. This is one of the basic flight… …   Wikipedia

  • phugoid curve — noun also phugoid ( s) : a curve showing the motion of the center of mass of an airplane during a phugoid oscillation …   Useful english dictionary

  • phugoid — /fyooh goyd/, adj. Aerospace. of or pertaining to long period oscillation in the longitudinal motion of an aircraft, rocket, or missile. [1905 10; irreg. < Gk phyg(é) flight + OID] * * * …   Universalium

  • Pilot-induced oscillation — occurs when the pilot of an aircraft inadvertently commands an often increasing series of corrections in opposite directions, each an attempt to cover the aircraft s reaction to the previous input with an overcorrection in the opposite direction …   Wikipedia

  • Aircraft dynamic modes — Source: Flight dynamicsThe dynamic stability of a vehicle denotes the complete study of the motion occurring after the vehicle has been disturbed. If the aircraft returns to equilibrium without overshoot, the motion is a simple subsidence. If the …   Wikipedia

  • Handling qualities — Handling qualities, sometimes also referred to as flying qualities is one of the two principle regimes in the science of flight test (the other being performance). Handling qualities involves the study and evaluation of the stability and control… …   Wikipedia

  • Malaysia Airlines Flight 653 — Hijacking summary Date 4 December 1977 Type Hijacking, unsolved crash Site …   Wikipedia

  • Flight dynamics — is the science of air and space vehicle orientation and control in three dimensions. The three critical flight dynamics parameters are the angles of rotation in three dimensions about the vehicle s center of mass, known as pitch , roll and yaw… …   Wikipedia

  • Aircraft flight control systems — consist of flight control surfaces, the respective cockpit controls, connecting linkages, and the necessary operating mechanisms to control an aircraft s direction in flight. Aircraft engine controls are also considered as flight controls as they …   Wikipedia

  • Dihedral (aircraft) — For other uses, see Dihedral. The upward tilt of the wings and tailplane of an aircraft, as seen on this Boeing 737, is called dihedral angle Dihedral angle is the upward angle from horizontal of the wings or tailplane of a fixed wing aircraft.… …   Wikipedia

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