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Roxann L. Engelstad

Roxann L. Engelstad

Roxann L. Engelstad
Professor and Chair

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    3065 Mechanical Engineering Building
    1513 University Avenue
    Madison, WI 53706
    Tel: 608/262-5745
    E-mail: engelsta@engr.wisc.edu

    Program Affiliations

    Education

    Fields of Interest

    Summary

    Professor Engelstad's areas of interest are structural dynamics, vibrations, solid mechanics and mechanical design. Her research topics have included nonlinear vibration and stability analysis of piping components due to flow-induced excitations. Applications of this research extend to the aerospace industry in the design of fuel and propellant lines and tubular space tethers for fluid transfer.

    As a member of the Fusion Technology Institute, Engelstad is concerned with the mechanical design and structural response of fusion reactor chambers to impulsive pressure and shock loadings. Computer simulations of the dynamic response of the shell are used to assess fatigue lifetimes and generate parametric design data. In the area of fission reactor safety, she is studying the feasibility of quenching molten fuel during a postulated core-melt accident. The possibility of a crust forming on the surface and preventing the molten fuel from cooling involves stress analysis of non-homogeneous plates subjected to combined pressure and thermal loadings.

    With the Center for NanoTechnology, Engelstad is investigating the mechanical response of X-ray lithography masks which are used in the development of advanced integrated circuits. This involves determining a mechanical model for predicting the thermal stresses and distortions of the mask when it is exposed to an X-ray beam.

    She belongs to the American Society of Mechanical Engineers, the American Nuclear Society, and the American Institute of Aeronautics and Astronautics.




    Copyright 2007 The Board of Regents of the University of Wisconsin System
    Date last modified: 27-Nov-2007
    Content by: engelsta@engr.wisc.edu
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