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Monday, July 27, 2020 | History

3 edition of Sensitivity of F-106B leading-edge-vortex images to flight and vapor-screen parameters found in the catalog.

Sensitivity of F-106B leading-edge-vortex images to flight and vapor-screen parameters

Sensitivity of F-106B leading-edge-vortex images to flight and vapor-screen parameters

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Published by National Aeronautics and Space Administration, Scientific and Technical Information Branch, For sale by the National Technical Information Service in [Washington, D.C.], Springfield, Va .
Written in English

    Subjects:
  • Flow visualization.,
  • F-106 aircraft.,
  • Image processing.,
  • Leading edges.,
  • Screen effect.,
  • Transonic flight.,
  • Vapors.,
  • Vortices.,
  • Wings.

  • Edition Notes

    Microfiche. [Washington, D.C. : National Aeronautics and Space Administration, 1988] 1 microfiche.

    StatementJohn E. Lamar, Thomas D. Johnson, Jr.
    SeriesNASA technical paper -- 2818.
    ContributionsJohnson, Thomas D., United States. National Aeronautics and Space Administration. Scientific and Technical Information Branch.
    The Physical Object
    FormatMicroform
    Pagination1 v.
    ID Numbers
    Open LibraryOL18217721M

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Sensitivity of F-106B leading-edge-vortex images to flight and vapor-screen parameters Download PDF EPUB FB2

Sensitivity of FB leading-edge-vortex images to flight and vapor-screen parameters. Washington, D.C.: National Aeronautics and Space Administration, Scientific and Technical Information Division, June Sensitivity of FB leading-edge-vortex images to flight and vapor-screen parameters / By John E.

Lamar, Thomas D. Johnson and United States. National Aeronautics and Space Administration. Scientific and Technical Information Division. Abstract "June "es bibliographical references (p.

11).Mode of access: Internet. The aircraft used in this flight program was the FB because it was available and had sufficient wing sweep (60 deg) to generate a significant leading-edge vortex system.

The sensitivity of the visual results to vapor screen hardware and to onset flow changes is discussedAuthor: John E. Lamar and Jr. Thomas D. Johnson. In-Flight Flow Visualization Results of the FB with a Vortex Flap.

Sensitivity of FB Leading-Edge-Vortex Images to Flight. and Vapor-Screen Parameters. NASA TP. The development of this leading-edge confined vortex system also may be a reason for observed multiple primary vortices along a single leading-edge as found on free flight visualization test on the FB configuration with a 60° swept round-edged, conical cambered delta by: Enhanced vapor-screen images for FB aircraft in flight (leading-edge on the right side of the images).

Fig. 3 presents the results from a computational experiment [21] of outer-vortex–core location at the light-sheet location of Ref. [19], using tools available at the time—an Euler solver and the Free vortex sheet (FVS)—for Cited by: Flight tests of an FB aircraft equipped with a leading-edge vortex flap, which represented the culmination of a research effort to examine the effectiveness of the flap, were conducted at the.

[67] Lamar, J. E., Johnson, T. D., “ Sensitivity of FB Leading Edg e Vortex Images to Flight and Vapor Screen Parameters,” NASA Technical P aperCitations (4). the leading edge vortex, which is a convergent solution to avoid stall for insects, bats and birds. The roles of the other mechanisms – added mass, clap and fling, rotational circulation and wing–wake interactions – have not yet been thoroughly studied in the context of vertebrate flight.

Further challenges to understanding bat and birdFile Size: 1MB. $\begingroup$ @Frank - that is a pretty basic optics question, with an intro in the Wikipedia article reference above on the transfer-matrix method.

You seem very excited about your idea. I would suggest stepping back and looking at what is already out there frpm a business point of view (multi-wavelength anti-dazzle products are a reality), and dig deeper in to understanding more. Customer Company ALI Track No.: nnnnn Street Address 1 Received On: mm/dd/yy City, State ZIP Report Date: mm/dd/yy Phone: nnn-nnn-nnnn, Cell: nnn-nnn-nnnn, (Fax: nnn-nnn-nnnn) Payment Mode: PO/CC/WireFile Size: KB.

An Initial Study of the Sensitivity of Aircraft Vortex Spacing System (AVOSS) Spacing Sensitivity to Weather and Configuration Input Parameters Stephen E.

Riddick and David A. Hinton Langley Research Center, Hampton, Virginia National Aeronautics and Space Administration Langley Research Center Hampton, Virginia January John E. Lamar. Retired from NASA SENSITIVITY OF FB LEADING-EDGE-VORTEX IMAGES TO FLIGHT AND VAPOR-SCREEN PARAMETERS.

Article. Jun ; Errata: In-Flight Flow Visualization of FB. NASA-Langley's FB research aircraft is being used in vortex flow-research flight experiments in order to determine the effects of Re number and Mach number on the lee-side vortex system. The aircraft used in this flight program was the FB because it was available and had sufficient wing sweep (60 deg) to generate a significant leading-edge vortex system.

The sensitivity of the visual results to vapor screen hardware and to onset flow changes is discussed. Attenuation of RF signal in passing through various building materials: SOURCE: NIST United States Department of Commerce Technology Administration National Institute of Standards and Technology.

[image] [image]. A Sensitivity Study of the Aircraft Vortex Spacing System (Avoss) Wake Predictor Algorithm to the Resolution of Input Meteorological Profiles [Rutishauser, David K., Nasa Technical Reports Server (Ntrs), Et Al] on *FREE* shipping on qualifying offers.

A Sensitivity Study of the Aircraft Vortex Spacing System (Avoss) Wake Predictor Algorithm to Cited by: 3. Flight (ToF) depth images is presented.

Especially for depth images, accurate edge detection can facilitate many image processing tasks, but rarely any methods for ToF data exist. The proposed algorithm yields highly accurate results through combining edge information both from the intensity and depth image acquired by the by: vortices generated by an aircraft in flight.

The APA accepts as input vertical profiles of ambient winds, temperature, turbulence, and aircraft-specific initialization parameters. The wind profile is known to have a primary influence on the predicted lateral position, so only this parameter is used as the independent variable, while the other two.

The longitudinal static parameters are estimated from climbing, descending, and quasi steady state flight data. The lateral excitations involve a combination of rudder and ailerons.

The sensitivity of the aircraft modes of motion to variations in the parameter. You may be asking questions that only an F pilot or avionics technician can answer in any detail. Only my guess though. I'm interested in what the symbols mean also - when they can be seen - apparently there is a long list of symbols the pilot will learn and they are all the same between aircraft (and I'll guess in future aircraft with perhaps more symbols added).When light is shone on the flat surface of a plano-Convex lens, it's other side resting on the surface of glass, Newton's rings appear on the are caused by interference between the light emerging from length after reflection from the bottom side of the lens and the light emerging from the lens after reflection from the Lens after reflection from the glass surface.Start studying Art Appreciation Unit 2.

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