1–18 von 18 Ergebnissen
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    Automated ultrasonic disbond inspection of metal matrix composite tank track shoes

    Xiang, Dan / Zhao, George / Raju, Basavaraju B. | Tema Archiv | 2009
    fabricated for calibration of the transducer array. This specimen was also used to study the variables that affect the system performance, such as ...
    Verlag: American Institute of Physics , Melville

    Signal processing approaches for terahertz data obtained from inspection of the shuttle external tank thermal protection system foam

    Roth, D.J. / Seebo, J.P. / Trinh, L.B. et al. | Tema Archiv | 2007
    approaches to improve resolution of defects in terahertz images of external tank foam were described. Centroid of the power spectral density for the ...
    Verlag: American Institute of Physics , Melville

    Modeling and processing of Terahertz imaging in space shuttle external tank foam inspection

    Chiou, C.P. / Thompson, R.B. / Winfree, W.P. et al. | Tema Archiv | 2006
    Recently, terahertz ray (T-ray) imaging emerged as one of the most promising techniques to inspect the space shuttle external tank foam ...
    Verlag: American Institute of Physics , Melville

    High resolution millimeter wave detection of vertical cracks in the space shuttle external tank spray-on-foam insulation (SOFI)

    Kharkovsky, S. / Zoughi, R. / Hepburn, F. | Tema Archiv | 2007
    Space Shuttle Columbia's catastrophic failure, the separation of a piece of spray-onfoam insulation (SOFI) from the external tank (ET) in ...
    Verlag: American Institute of Physics , Melville
    Schlagwörter: Tank

    Microwave and millimeter wave imaging of the Space Shuttle external fuel tank spray on foam insulation (SOFI) using synthetic aperture focusing techniques (SAFT)

    Case, J.T. / Robbins, J. / Kharkovsky, S. et al. | Tema Archiv | 2006
    The Space Shuttle Columbia's catastrophic failure is thought to have been caused by a dislodged piece of external tank spray on foam ...
    Verlag: American Institute of Physics , Melville

    High-speed particle image velocimetry of the underfloor flow of a generic high-speed train model

    Jönsson, M. / Wagner, C. / Loose, S. | Tema Archiv | 2012
    The underfloor flows of three different 1:50 generic high-speed train models hauled through a water towing tank at a speed of 4 m/s ...

    Microwave and millimeter wave testing for the inspection of the space shuttle spray on foam insulation (SOFI) and the acreage heat tiles

    Zoughi, R. / Kharkovsky, S. / Hepburn, F.L. | Tema Archiv | 2006
    The utility of microwave and millimeter wave nondestructive testing and evaluation (NDT&E) methods, for testing the Space Shuttle external ...
    Verlag: American Institute of Physics , Melville

    Electronics as the cornerstone of future fuel-efficient and clean vehicles

    Severinsky, A. / Louckes, T. / Templin, R. et al. | Tema Archiv | 2002
    for low cost. One implementation of these principles is presented in a popular American SUV using our Hyperdrive hybrid-electric powertrain ...
    Verlag: Society of Automotive Engineers (SAE) , Warrendale

    PIV measurement of the flow structure around a ship model

    Dong, R.R. / Katz, J. / Huang, T.T. | Tema Archiv | 1995
    PIV is used for resolving the flow structure of the bow wave around a ship model in a towing tank. The measurements are performed at ...
    Verlag: American Society of Mechanical Engineers (ASME) , New York

    Sources of and remedies for removing unwanted reflections in millimeter wave images of complex SOFI-covered Space Shuttle structures

    Kharkovsky, S. / Zoughi, R. / Hepburn, F.L. | Tema Archiv | 2008
    their utility for producing high-resolution images of metallic structures covered with spray on foam insulation (SOFI) such as the Space Shuttle ...
    Verlag: American Institute of Physics , Melville

    Technology and applications of terahertz imaging non-destructive examination. Inspection of space shuttle sprayed on foam insulation

    Zimdars, D. / Valdmanis, J.A. / White, J.S. et al. | Tema Archiv | 2005
    detection of voids and disbonds intentionally incorporated within the sprayed on foam insulation of a space shuttle external tank mock-up segment ...
    Verlag: American Institute of Physics , Melville

    Advances in fire protection for critical vehicle components

    Eckholm, W.A. / Bennett, J.M. | Tema Archiv | 2002
    fuels or materials are employed. Fires result in hundreds of deaths, and thousands of injuries, on American highways each year, yet minimal ...
    Verlag: Society of Automotive Engineers (SAE) , Warrendale
    Schlagwörter: Tank

    Imaging hidden corrosion using ultrasonic non-dispersive higher order guided wave modes

    Balasubramaniam, Krishnan / Chandrasekaran, J. / Maxfield, B.W. et al. | Tema Archiv | 2008
    Waves (HOMC-GW) for the detection and sizing of corrosion defects in pipes and tank floors. Pin-hole and wall thinning defects of different ...
    Verlag: American Institute of Physics , Melville

    Ray-tracing model for Terahertz Imaging of SOFI Inspection

    Melapudi, V.R. / Udpa, L. / Udpa, S.S. et al. | Tema Archiv | 2006
    is used to detect disbonds and delaminations between SOFI and the substrate metal (external tank). This paper discusses modeling aspects of ...
    Verlag: American Institute of Physics , Melville

    An experimental study of hydroelastic instability of flexible towed underwater cylindrical structures

    Sudarsan, K. / Bhattacharyya, S.K. / Vendhan, C.P. | Tema Archiv | 1997
    tank. Three models of length to diameter (slenderness) ratios of 50 and 150 made of nylon and rubber were used as test specimens. The drag ...
    Verlag: American Society of Mechanical Engineers (ASME) , New York

    Imaging and modeling techniques for terahertz inspection of NASA-SOFI

    Melapudi, V.R. / Nair, N.V. / Udpa, L. et al. | Tema Archiv | 2007
    external tank in the NASA space shuttle. Results validating the model were presented using experimental measurements from two kinds of defects each ...
    Verlag: American Institute of Physics , Melville

    Progress in development of a transfer function for angle beam ultrasonic inspections

    Heebl, J. / Lindgren, E. / Melson, R. | Tema Archiv | 2009
    A significant concern for the US Air Force (USAF) is the aging of its aircraft fleet and, subsequently, the resultant increase in the ...
    Verlag: American Institute of Physics , Melville
    Schlagwörter: USA (United States of America)

    Processing terahertz ray data in space shuttle inspection

    Chiou, C.P. / Thompson, R.B. / Winfree, W.P. et al. | Tema Archiv | 2007
    Terahertz ray imaging is one of the most capable techniques to inspect the space shuttle external tank foam insulation. This technique ...
    Verlag: American Institute of Physics , Melville