Improved Reliability Through The Use Of Design Audits.

J. C. (Buddy) Wachelis President of Engi­ neering Dynamics Incorporated, an inde­ pendent consulting firm. He has over 36 years of experience and has published over 40 technical papers. He has solved problems worldwide in piping vibrations, lateral and torsional critical speeds, rotor instabilities, and crankshaft failures. In addition to the practical field experience, he supervises the computer design audits of machinery and piping to ensure that the systems will have acceptable vibrations and stresses. He has B.S. M.E. and M. S.M.E. degrees from the University of Texas. He is an ASME Fellow and a member of ASM, The Vibration Institute, and is a registered Profes­ sional Engineer in the State of Texas.