A MAGNETIC SUSPENSION AND EXCITATION SYSTEM FOR SPIN VIBRATION TESTING OF TURBOMACHINERY BLADES

Dexter Johnson, Gerald V. Brown, and Oral MehmedLewis Research Center, Cleveland, OhioPrepared for the39th Structures, Structural Dynamics and Materials Conferencesponsored by AIAA, ASME, ASCE, AES, and ASCLong Beach, California, April 20-23, 1998National Aeronautics andSpace AdministrationLewis Research Center