Last edited by Dozshura
Tuesday, May 5, 2020 | History

3 edition of Multiaxis aircraft control power from thrust vectoring at high angles of attack found in the catalog.

Multiaxis aircraft control power from thrust vectoring at high angles of attack

Multiaxis aircraft control power from thrust vectoring at high angles of attack

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Published by National Aeronautics and Space Administration, Langley Research Center, For sale by the National Technical Information Service in Hampton, Va, [Springfield, Va .
Written in English

    Subjects:
  • Airplanes -- Motors -- Thrust.,
  • Fighter planes.

  • Edition Notes

    StatementFrancis J. Capone and Mary L. Mason.
    SeriesNASA technical memorandum -- 87741
    ContributionsMason, Mary L., Langley Research Center.
    The Physical Object
    FormatMicroform
    Pagination1 v.
    ID Numbers
    Open LibraryOL17097567M

    MODELING OF THE CONTROL OF A THRUST VECTORED AIRCRAFT. from -1 to +1; for instance, the longitudinal stick is linked to the pitch angular velocity by a linear formula whiletheq caused by the noz-zles' de°ection changes if there is a low-alpha or high-alpha regime. Fig. 6 Functioning areas of the TVC Since at high speeds the aerodynamic sur-. Without thrust vectoring, the X lost twice as often as it won against the F/A in mock combat; with it, the X didn’t lose once in matches. Theorists say air combat could be changed by the introduction of some maneuvers unique to thrust vectoring. A high angle-of-attack descending spiral is one.

    used both for the stable recovery of the aircraft from the undesired high angle of attack flight state (stall) and the agile maneuvering of the aircraft in various air combat or defense missions, are performed. In order to accomplish this task, the thrust vectoring control (TVC) actuation is blended with the conventionalFile Size: 4MB. A plane has got thrust vectoring when it is able to direct its engine thrust in another direction to give it better maneuverability. If the plane is able to direct the thrust only in one direction it has 2D thrust vectoring control. If it's able to direct the thrust in all directions, (pitch,yaw and .

    $\begingroup$ Although not a fighter, the prototype of the A-6 Intruder (YA2F-1) had tilting nozzles which were removed at some point after the flight testing had begun. There is a pretty nice photo of it in the A-6 Intruder article on Wikipedia, but for some reason I can't paste the link into the comment. $\endgroup$ – bjelleklang Aug 8 '17 at Thrust, drag, lift, and weight are forces that act upon all aircraft in flight. Understanding how these forces work and knowing how to control them with the use of power and flight controls are essential to flight. This chapter discusses the aerodynamics of flight—how design, weight, load factors, and gravity affect an aircraft during flight maneuvers. The four forces acting on an aircraft.


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Multiaxis aircraft control power from thrust vectoring at high angles of attack Download PDF EPUB FB2

Get this from a library. Multiaxis aircraft control power from thrust vectoring at high angles of attack. [Francis J Capone; Mary L Mason; Langley Research Center.]. Thrust vectoring, also thrust vector control or TVC, is the ability of an aircraft, rocket, or other vehicle to manipulate the direction of the thrust from its engine(s) or motor(s) to control the attitude or angular velocity of the vehicle.

In rocketry and ballistic missiles that fly outside the atmosphere, aerodynamic control surfaces are ineffective, so thrust vectoring is the primary. Thrust vectoring characteristics of the F high alpha research vehicle at angles of attack from 0 to 70 deg. Multiaxis aircraft control power from thrust vectoring at high angles of attack.

to simulate the thrust-vectoring control system of the HARV. Afterbody aerodynamic and thrust-vectoring forces and moments were measured with an internal six-component strain-gauge balance. Testing was conducted at free-stream Mach numbers ranging from toat angles of attack from 0° to 70°, and at nozzle pressure.

Mason High Angle-of-Attack Aerodynamics 3/10/06 Figure Lateral characteristics of the F-4, including the effects of the maneuver slats 8 These characteristics are used to establish the basic lateral/directional static stability. One of the complications associated with canard aircraft is the wide variation in these.

A strong interest in thrust vectoring 1,2 has led to many experiments designed to incorporate thrust vectoring into current- and next-generation aircraft. Most of these studies have focused on vectoring in the pitch plane to improve the pitch control power 3,4 or Cited by: and optimum vectoring.

The benefits of yaw vectoring include directional control power at low speeds, at high angles of attack, and during spins and stalls, where the traditional control surface effectiveness is substantially reduced. Reduction of vertical tail size by using thrust vectoring control power also. Schaefermeyer, M.

Ryan, "Aerodynamic Thrust Vectoring For Attitude Control Of A Vertically Thrusting Jet Engine" (). All Graduate Theses and Dissertations. This Thesis is brought to you for free and open access by the Graduate Studies at [email protected]

It hasCited by: 6. aerodynamic control surfaces will also improev the nose-pointing capability of the aircraft in the high-angle-of-attack and poststall ight regimes. Thrust ectoringv has also been shown to improev short eld operations (ref.

Substantial research has been conducted into thrust-vectoring nozzles that provide pitch-only control (refs. 4 to 7). allowing operators to control the direction of thrust, the thrust vectoring system will make up for the drag produced and loss in performance incurred by the rocket fins.

What follows is a list of background research on different thrust vectoring systems which have been used in the past. BACKGROUND BENEFITS OF THRUST VECTORING AND NOZZLE EXIT AREA CONTROL The Thrust Vectoring Nozzle developed by ITP was initially designed to fit and be compatible with an EJ engine, Although the description of benefits of Thrust Vectoring and Cited by: 4.

This allows the aircraft to climb faster than an aircraft without thrust vectoring and to execute sharper turns than an un-vectored aircraft. For moderate angles, the cos is nearly equal to one, so the aircraft still has high excess thrust.

The horizontal acceleration ah and vertical acceleration av of the aircraft are given by: av = Fv /m ah. It is a dubious tactical value, as a matter of fact. I can’t speak on behalf of aircraft producing companies in question but it appears the main reasons are differing tactical doctrines for aerial combat, particularly in close range envelope and t.

Multi-Axis Thrust Vectoring Military Aviation The fighter jet that can fly as a cargo plane: the F VISTA (Variable Stability In-Flight Simulator Test Aircraft). Asbury, S. C., and Capone, F.

J.,“Multiaxis Thrust-Vectoring Characteristics of a Model Representative of the F High-Alpha Research Vehicle at Angles of Attack from 0 to 70 deg,” Dec., NASA Technical Paper Cited by: Pages in category "Two dimension thrust vectoring aircraft" The following 3 pages are in this category, out of 3 total.

This list may not reflect recent changes (). optimal control problem and solved for a twin-engine thrust vector fighter aircraft model F/HARV.

This paper is organized as follows. In Section 2, the aircraft take-off model is described. Category:Thrust vectored aircraft This category has the following 4 subcategories, out of 4 total. H Harrier Jump Jet‎ (1 C, 18 P) T Thrust vectoring for higher maneuverability‎ (2 C, 1 P) Tiltjet aircraft‎ (4 P) V V/STOL aircraft by thrust vectoring‎ (1 C, 14 P).

Journal of Aircraft; Journal of Guidance, Control, and Dynamics; Journal of Propulsion and Power; Journal of Spacecraft and Rockets; Journal of Thermophysics and Heat Transfer; Browse All Journals; Browse All Virtual Collections; Books.

AIAA Education Series; Library of Flight; Progress in Astronautics and Aeronautics; The Aerospace Press. low-speed aerodynamic characteristics of a large-scale arrow-wing supersonic transport configured with engines mounted above the wing for upper-surface blow- ing and conventional lower-surface engines having provisions for thrust vectoring.

Tests were conducted over an angle-of-attack range of -IO0 to 34' and for Reynolds. An assessment of thrust vector concepts for twin-engine airplane.

Multi-axis aircraft control. power from thrust vectoring at high angles of attack.multiaxis thrust vectoring, and thrust reversing. Simulta-neously, an attempt has been made to minimize any adverse impact on the overall aircraft by maintaining high cruise thrust efficiency and to provide suitable air-frame integration characteristics by minimizing nozzle system weight and blending with the aerodynamic exter-nal lines.

Thrust vectoring is a capability to vector or point the thrust of an aircraft engine in any direction thereby increasing the aircraft control power and its agility. The General Electric A xisymmetric V ectoring E xhaust N ozzle concept is called by the acronym “AVEN”.Cited by: