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A Moving Load Finite Element-Based Approach To Determining Blade Tip Forces During A Blade-On-Casing Incursion In A Gas Turbine Engine

Ferguson, Jeremy Lee

Abstract Details

2008, Master of Science, Ohio State University, Mechanical Engineering.

Engineers in the field of gas turbine engines have devoted a significant amount of experimental and computational effort to studying blade incursions. A joint industry-university research program involving GE Aviation in Cincinnati, Ohio and The Ohio State University Gas Turbine Laboratory has resulted in the development of an experimental facility to produce controlled blade-on-casing incursions at engineconditions.

In this paper, a unique method to determine the blade tip forces during an incursion is presented. The blade is represented as a load moving at constant speed, imparting both tangential and radial forces to the casing. A moving load finite element method-based approach to determining blade tip forces during a blade-on-casing incursion in an axial compressor is developed. Future work required to use this approach to determine blade tip forces will be discussed.

Michael Dunn, PhD (Committee Chair)
Cheena Srinivasan, PhD (Committee Member)
111 p.

Recommended Citations

Citations

  • Ferguson, J. L. (2008). A Moving Load Finite Element-Based Approach To Determining Blade Tip Forces During A Blade-On-Casing Incursion In A Gas Turbine Engine [Master's thesis, Ohio State University]. OhioLINK Electronic Theses and Dissertations Center. http://rave.ohiolink.edu/etdc/view?acc_num=osu1204131916

    APA Style (7th edition)

  • Ferguson, Jeremy. A Moving Load Finite Element-Based Approach To Determining Blade Tip Forces During A Blade-On-Casing Incursion In A Gas Turbine Engine. 2008. Ohio State University, Master's thesis. OhioLINK Electronic Theses and Dissertations Center, http://rave.ohiolink.edu/etdc/view?acc_num=osu1204131916.

    MLA Style (8th edition)

  • Ferguson, Jeremy. "A Moving Load Finite Element-Based Approach To Determining Blade Tip Forces During A Blade-On-Casing Incursion In A Gas Turbine Engine." Master's thesis, Ohio State University, 2008. http://rave.ohiolink.edu/etdc/view?acc_num=osu1204131916

    Chicago Manual of Style (17th edition)