Photo of Martin Trethewey

Martin Trethewey

Professor Emeritus

Affiliation(s):

  • Mechanical Engineering
  • Acoustics

336 Leonhard Building

mwt2@psu.edu

814-865-1961

Research Areas:

Mechanical Sciences; Sensors & Controls

Interest Areas:

Dynamics, vibrations, computer-aided design, noise control

 
 

 

Education

Publications

Journal Articles

  • Martin W Trethewey, 2011, "Separation of time variant vibration sources by short time coherent output power", Mechanical Systems and Signal Processing, 25, (2), pp. 644-656
  • Martin W Trethewey, J. C. Friell, M. J. Chandra and M. S. Lebold, 2008, "A probabilistic spectral simulation approach to evaluate measurement precision of a reactor coolant pump torsional vibration shaft crack monitoring system", Journal of Sound and Vibration, 310, pp. 1036-1056
  • Martin W Trethewey, 2007, "Experiential noise and vibration education via distance education", Sound and Vibration, 41, (11), pp. 28-31
  • C. J. Lissenden, S. P. Tissot, Martin W Trethewey and K. P. Maynard, 2007, "Torsion response of a cracked stainless steel shaft", Fatigue and Fracture of Engineering Materials and Structures, 30, pp. 734-747
  • C. L. Groover, Martin W Trethewey, K. P. Maynard and M. S. Lebold, 2005, "Removal of order domain content in rotating equipment signals by double resampling", Mechanical Systems and Signal Processing, 19, (3), pp. 483-500
  • B. R. Resor, Martin W Trethewey and K. P. Maynard, 2005, "Compensation for encoder geometry and shaft speed variation in time interval torsional vibration measurement", Journal of Sound and Vibration, 286, pp. 897-920
  • Martin W Trethewey and L. L. Koss, 2004, "Experimental evaluation of force-frequency shifting for low frequency vibration excitation", Mechanical Systems and Signal Processing, 18, (3), pp. 535-553
  • C. H. Raebel, L. M. Hanagan and Martin W Trethewey, 2003, "Dynamic measurements of in-place steel floors to assess vibration performance", Journal of Performance of Constructed Facilities, 17, (3), pp. 126-135
  • K. P. Maynard and Martin W Trethewey, 2001, "Blade and shaft crack detection using torsional vibration measurements. Part 3: Field application demonstrations", Noise and Vibration Worldwide, 32, (11), pp. 16-23
  • E. C. DeMeter, X. Wei, S. Choudhuri, S. Vallapuzha and Martin W Trethewey, 2001, "A model to predict minimum required clamp pre-loads in light of fixture–workpiece compliance", International Journal of Machine Tools and Manufacture, 41, (7), pp. 1031-1054
  • K. P. Maynard and Martin W Trethewey, 2001, "Blade and shaft crack detection using torsional vibration measurements. Part 2: Resampling to improve effective dynamic range", Noise and Vibration Worldwide, 32, (2), pp. 23-26
  • K. P. Maynard and Martin W Trethewey, 2000, "Blade and shaft crack detection using torsional vibration measurements. Part 1: Feasibility studies", Noise and Vibration Worldwide, 31, (11), pp. 9-15
  • W. Xie, E. C. De Meter and Martin W Trethewey, 2000, "An experimental evaluation of coefficients of static friction of common workpiece–fixture element pairs", International Journal of Machine Tools and Manufacture, 40, (4), pp. 467-488
  • Martin W Trethewey, 2000, "Window and overlap processing effects on power estimates from spectra", Mechanical Systems and Signal Processing, 14, (2), pp. 267-278
  • R. Haymanali, E. C. De Meter and Martin W Trethewey, 2000, "Development of a compliance tester for assessing and reducing the static compliance of fixture-workpiece systems", Journal of Manufacturing Systems, 19, (2), pp. 108-120
  • W. Xie, S. Choudhuri, S. Vallapuzha, E. C. De Meter and Martin W Trethewey, 2000, "Experimental assessment of a clamp actuation intensity analysis model", International Journal of Production Research, 38, (18), pp. 4611-4633
  • J. R. Rieker and Martin W Trethewey, 1999, "Finite element analysis of an elastic beam structure subjected to a moving distributed mass train", Mechanical Systems and Signal Processing, 13, (1), pp. 31-51
  • C. Y. Wu, G. L. Neal, E. C. De Meter, Martin W Trethewey and S. Rao, 1999, "Global workpiece positioning system (GWPS). Part 1: Concept and development of a laser probe based system", Journal of Manufacturing Systems, 18, (6), pp. 431-446
  • C. Y. Wu, G. L. Neal, E. C. De Meter, Martin W Trethewey and S. Rao, 1999, "Global workpiece positioning system (GWPS). Part 2: Development of an ultrasonics-based system", Journal of Manufacturing Systems, 18, (6), pp. 447-459
  • C. H. Chu and Martin W Trethewey, 1998, "Rapid structural design change evaluation with an experiment based FEM", Journal of Sound and Vibration, 211, (3), pp. 335-353

Conference Proceedings

  • Martin W Trethewey, Jason Zachary Moore, Mikael Enelund and Monica Ringvik, 2016, "Global distributed engineering student design teams: Effectiveness and lessons learned"
  • Y. Lu, L. Chen, Martin W Trethewey, T. A. Litzinger and S. E. Zappe, 2011, "'We can work 24 hours a day!': Exploring computer-mediated intercultural communication between Chinese and Americans in an online engineering design collaboration project", National Communication Association 97th Annual Conference
  • Martin W Trethewey, M. S. Lebold, P. Gyomlai, P. W. Garrett and E. J. Guindon, 2006, "Torsion and translational vibration trending of seeded shaft faults in a 41% reduced scale reactor coolant pump", 7th International Conference on Rotor Dynamics
  • M. S. Lebold, K. M. Reichard, K. P. Maynard, Martin W Trethewey, D. J. Bieryla and C. J. Lissenden, 2004, "Using torsional vibration analysis as a synergistic method for crack detection in rotating equipment", IEEE Aerospace Conference
  • Martin W Trethewey and H. J. Sommer, 2002, "Measurement of rotational DOF frequency response functions with pure moment excitation", International Conference on Structural Dynamics Modeling Test, Analysis, Correlation and Validation
  • S. B. Rao, G. L. Neal, E. C. De Meter and Martin W Trethewey, 2000, "Application of the GWPS for machining of a transmission housing", 2000 ASME Design Engineering Technical Conference, Baltimore, MD
  • R. Haymanali, E. C. De Meter and Martin W Trethewey, 2000, "Experimental compliance measurement of fixture-workpiece systems", Proceedings of the 2000 Japan-USA Joint Conference on Flexible Automation, Ann Arbor, MI, pp. 1-8
  • Martin W Trethewey, L. L. Koss and J. S. Trethewey, 2000, "Application of a low frequency moment shaker for vibration testing", 18th International Modal Analysis Conference, San Antanio, TX
  • K. P. Maynard, M. Lebold, C. Groover and Martin W Trethewey, 2000, "Application of double resampling to shaft torsional vibration measurement for the detection of blade natural frequencies", 54th Meeting of the Society for Machinery Failure Prevention Technology, Virginia Beach, VA
  • W. Xie, E. C. De Meter and Martin W Trethewey, 1999, "An experimental evaluation of coefficients of friction of aluminum workpiece-friction element pairs", Transactions of the North American Research Institution of SME
  • K. P. Maynard and Martin W Trethewey, 1999, "On the feasibility of blade crack detection through torsional vibration measurements", 53rd Meeting of the Society for Machinery Failure Prevention Technology, Virginia Beach, VA
  • L. L. Koss and Martin W Trethewey, 1999, "Application of frequency shifting shaker to low frequency modal excitation", International Conference on Applications of Modal Analysis 99, Gold Coast, Queensland, Australia

Other

  • Linda M. Hanagan and Martin W Trethewey, 2013, "Diagnosis of building vibration via time-frequency analysis"
  • Martin W Trethewey and L. S. Lebold, 2012, "Separation of lateral and torsional shaft vibration via a multiple sensor Time Interval Measurement System"
  • M. S. Lebold, J. P. Bednar and Martin W Trethewey, 2012, "Environmental effects on torsional vibration feature health monitoring"
  • Martin W Trethewey and L. Chen, 2010, "A university-corporate partnership to deliver a global engineering experience"
  • Martin W Trethewey, M. S. Lebold and M. W. Turner, 2010, "Minimally intrusive torsional vibration sensing on rotating shafts"
  • Martin W Trethewey and M. S. Lebold, 2009, "Identification of torsional vibration features in electrical powered rotating equipment"
  • Martin W Trethewey, 2008, "Temporal noise source separation by short time coherence output power"
  • C. J. Hudson, Martin W Trethewey and L. L. Koss, 2008, "Low frequency vibration testing of a pedestrian walkway with an active force-frequency shifting shaker"
  • Martin W Trethewey, 2007, "Experiential noise and vibration education via distance delivery"
  • Martin W Trethewey, 2007, "Experiential acoustics and vibration education using instrumentation simulators"
  • C. J. Hudson, R. Basu, Martin W Trethewey and L. L. Koss, 2006, "Characterization of force-frequency shifting dynamics for low frequency excitation"
  • K. A. Salyards, L. M. Hanagan and Martin W Trethewey, 2006, "Comparing vibration serviceability assessment measures for stadium rock concert data"
  • Martin W Trethewey, J. C. Friell, M. J. Chandra and M. S. Lebold, 2006, "Uncertainty evaluation of a torsional vibration reactor coolant pump shaft crack monitoring system"
  • M. S. Lebold, K. M. Reichard, K. P. Maynard, Martin W Trethewey, J. G. Hasker, C. J. Lissenden and D. Dobbins, 2005, "A non-intrusive technique for on-line shaft crack detection and tracking"
  • D. J. Bieryla, Martin W Trethewey, C. J. Lissenden, M. S. Lebold and K. P. Maynard, 2005, "Shaft crack monitoring via torsional vibration analysis; Part 1 - Laboratory tests"
  • P. W. Garrett, E. J. Guindon, Martin W Trethewey, C. J. Lissenden, M. S. Lebold and K. P. Maynard, 2005, "Shaft crack monitoring via torsional vibration analysis; Part 2 - Field applications"
  • B. R. Resor, C. L. Groover, Martin W Trethewey and K. P. Maynard, 2004, "Natural frequency identification in torsional vibration with high level order content"
  • C. J. Hudson, S. J. Murdoch, Martin W Trethewey and L. L. Koss, 2004, "Low frequency vibration excitation performance evaluation of force-frequency shifting configurations"
  • Martin W Trethewey and H. J. Sommer, 2002, "Application of a pure moment exciter for measurement of moment-rotational DOF frequency response functions"
  • L. M. Hanagan, Martin W Trethewey, M. F. Beals and J. J. Farwell-Greiner, 2002, "Modal testing of multi-bay steel-framed floors"
  • T. L. Litzinger, Martin W Trethewey and J. F. Gardner, 2001, "Integrated design, experimentation, analysis, and life skills (IDEALS) courses"
  • L. M. Hanagan, C. H. Raebel and Martin W Trethewey, 2001, "Development of an experimental protocol for floor vibration assessment"
  • Martin W Trethewey and L. L. Koss, 2001, "Characteristics of force frequency shifting for low frequency excitation"
  • K. P. Maynard, Martin W Trethewey and C. Groover, 2001, "Application of torsional vibration measurement to shaft crack monitoring in power plants"

Research Projects

Honors and Awards

Service

Service to Penn State:

Service to External Organizations:

 


 

About

Founded in 1965, Penn State's Graduate Program in Acoustics has become the leading resource for graduate education in acoustics in the United States. The interdisciplinary program leads to the degrees: Master of Engineering in Acoustics (M.Eng.), Master of Science in Acoustics (M.S.), and Doctor of Philosophy in Acoustics (Ph.D.)

Graduate Program in Acoustics

College of Engineering

The Pennsylvania State University

201 Applied Science Building

University Park, PA 16802