Last edited by Mezinos
Tuesday, October 13, 2020 | History

3 edition of Data reduction procedures for laser velocimeter measurements in turbomachinery rotors found in the catalog.

Data reduction procedures for laser velocimeter measurements in turbomachinery rotors

Data reduction procedures for laser velocimeter measurements in turbomachinery rotors

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  • 36 Currently reading

Published by National Aeronautics and Space Administration, National Technical Information Service, distributor in [Washington, DC], [Springfield, Va .
Written in English

    Subjects:
  • Data reduction.,
  • Laser dopler velocimeters.,
  • Particle image velocimetry.,
  • Rotors.,
  • Velocity distribution.

  • Edition Notes

    StatementJan Lepicovsky.
    SeriesNASA contractor report -- 195343., NASA contractor report -- NASA CR-195343.
    ContributionsUnited States. National Aeronautics and Space Administration.
    The Physical Object
    FormatMicroform
    Pagination1 v.
    ID Numbers
    Open LibraryOL15402323M

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    Full text of "NASA scientific and technical publications: A catalog of Special Publications, Reference Publications, Conference Publications, and . Lab 6 - Unsteady Velocity Measurements in a Jet Using a Laser Doppler Velocimeter. Lab 7 - Measurements in Unsteady Combustion. Lab 8 - Transient Measurements in a Shock Tube. Lab 9 - Optical/Pressure Measurement in Supersonic Flows. Lab 10 – Experimental Planning. Communication: For each lab, students must prepare a technical report.


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Data reduction procedures for laser velocimeter measurements in turbomachinery rotors Download PDF EPUB FB2

Get this from a library. Data reduction procedures for laser velocimeter measurements in turbomachinery rotors. [Jan Lepicovsky; United States. National Aeronautics and. Measurements with a laserfocus velocimeter in the highly unsteady flow field between the impeller exit region and diffuser throat were performed at.

A 'read' is counted each time someone views a publication summary (such as the title, abstract, and list of authors), clicks on a figure, or views or downloads the full-text. Suggested Citation:"Session Lifting-Surface Flow: Unsteady Viscous Methods."National Research Council.

Proceedings of the Sixth International Conference on Numerical Ship gton, DC: The National Academies Press. doi: / Giuseppe P.

Russo, in Aerodynamic Measurements, The Doppler effect. The laser-Doppler anemometer, invented in by Yeh and Cummins, is a tool that allows the measurement of the velocity of a particle from the difference in frequency between the light that strikes the moving particle and that is scattered and seen by an observer (Doppler effect).

A comparison of DMSP and NTS-2 dosimeter measurements with predictions, using the NASA models AEI-7 HI and AP-8magnetically trapped proton and outer zone electron models for energetic particle effects on earth satellites.

Laser velocimeter measurements of the flow field in the rotor row of a low-speed research turbine. 1Photograph courtesy of Dr.

Wisler, Director, Aerodynamic Research Laboratory of GE Aircraft Engines.2 d_c12_ 8/31/01 AM Page mac45 Mac st Shift: This banner text can have markup.

web; books; video; audio; software; images; Toggle navigation. Moreover, comparisons of new laser velocimeter turbulence measurements with previous hot wire results indicate that past data reduction assumptions can result in significant measurement errors in hypersonic flows.

Extensive work is needed to establish a reliable data base for turbulence modeling. 1 1~ - I_ ~ ~ i nil ~~ Lit/' ~ _ ~:_ 0~25=n U. 11an ~ Lynn ~ Bmm Zhang et al.

~.~'r~n Zhang et al. O 1 1 1 0 1 Figure Cumulative distributions of car obtained with the lB2V HPIV system (Sheng et al., ), compared to the data of Zhang et al. measurements of all three velocity. Full text of "Aeronautical engineering: A continuing bibliography with indexes (supplement )" See other formats.

Time dependent computation of the Euler equations for designing fully 3D turbomachinery blade rows, including the case of transonic shockfree design.

A 3-D laser velocimeter investigation of turbulent, incompressible flow in an axisymmetric sudden expansion Kilohertz measurements of temperature in a premixed methane air flame using two. SPIE Digital Library Proceedings. Proc. SPIESeventh International Conference on Vibration Measurements by Laser Techniques: Advances and Applications, (21 June ); doi: / SUMMARY There is, at present, extensive ongoing activity by various Federal agen- cies in noise abatement and control.

Federal noise programs are the responsi- bility of a number of agencies, with the main thrust residing within the Depart- ment of Defense, National Aeronautics and Space Administration, Department of Health, Education and Welfare, Department of.

Full text of "NASA Technical Reports Server (NTRS) Aeronautical engineering: A continuing bibliography with indexes (supplement )" See other formats. The jets are clearly separated around the exits of nozzle, but significantly altered at the interacting side, with their inner cone layers colliding with each other at the middle plane between the two jets.

//No.m'V1 IX X10' IX X 1X' 1X10 1X 1X10" Experimental data Cited by: epa / first report on status and progress of noise research and control programs in the federal government june volume 2 research panel reports the u.

environmental protection agency office of noise abatement and control this document has been approved for general availability. Airplanes, Racing. See also what's at your library, or elsewhere.

Broader term: Airplanes; Narrower term: Gee-Bee (Racing plane) Used for: Racing planes; Filed under: Airplanes, R. Perturbation methods, transform methods, complex variables, eigen functions and series solution methods. Measurements of flow and temperature fields, optical methods, interpretation of data, design of experimental methods.

Numerical method. Credits: 4 +. O Scribd é o maior site social de leitura e publicação do mundo. The data reduction was done by the Georgia Tech office of Assessment. The number of surveys returned was high enough (> 60) and may be expected to yield statistically meaningful data.

As an illustration of the evaluation process associated with alumni survey data, results from the alumni survey data are briefly discussed below.Full text of "Minnowbrook II Workshop on Boundary Layer Transition in Turbomachines" See other formats.LV laser velocimetry M Mach number data from 2 tail rotors, 4 main rotors, and 3 tiltrotors.

They concluded that they could predict tail- this approach provides a case of self-validation of the data as both sets of measurements: (1) blade forces and moments and (2) structural measurements are independent. Nonetheless problems remain.