A. S. Sekhar

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http://mech.iitm.ac.in/people/faculty/profile.php?prof=seshadri&page=home

Articles in Scholarly Journals [Incomplete List]

  1. Detection of two cracks in a rotor-bearing system using amplitude deviation curve
    Journal of Sound and Vibration, vol. 314, no. 3-5, pp. 457–464, 2008
  2. Multiple cracks effects and identification
    Mechanical Systems and Signal Processing, vol. 22, no. 4, pp. 845–878, 2008
  3. Hilbert-Huang Transform for detection and monitoring of crack in a transient rotor
    Mechanical Systems and Signal Processing, 2007
  4. Vibrations of cracked rotor system: transverse crack versus slant crack
    Journal of Sound and Vibration, vol. 279, no. 3-5, pp. 1203–1217, 2005
  5. Elastohydrodynamically Lubricated Ball Bearings with Couple-Stress Fluids, Part I: Steady-State Analysis
    Tribology Transactions, vol. 48, no. 3, pp. 404–414, 2005
  6. Elastohydrodynamically Lubricated Ball Bearings with Couple-Stress Fluids, Part II: Dynamic Analysis and Application
    Tribology Transactions, vol. 48, no. 3, pp. 415–424, 2005
  7. Identification of Unbalance and Crack Acting Simultaneously in a Rotor System: Modal Expansion versus Reduced Basis Dynamic Expansion
    Journal of Vibration and Control, vol. 11, no. 9, pp. 1125–1145, 2005
  8. On the Dynamics of Elastohydrodynamic Mixed Lubricated Ball Bearings. Part I: Formulation of Stiffness and Damping Coefficients
    Proceedings of the Institution of Mechanical Engineers, Part J: Journal of Engineering Tribology, vol. 219, no. 6, pp. 411–421, 2005
  9. On the Dynamics of Elastohydrodynamic Mixed Lubricated Ball Bearings. Part II: Non-Linear Structural Vibration
    Proceedings of the Institution of Mechanical Engineers, Part J: Journal of Engineering Tribology, vol. 219, no. 6, pp. 423–433, 2005
  10. Stiffness and damping characteristics of lubricated ball bearings considering the surface roughness effect. Part 1: theoretical formulation
    Proceedings of the Institution of Mechanical Engineers, Part J: Journal of Engineering Tribology, vol. 218, no. 6, pp. 529–538, 2004
  11. Stiffness and damping characteristics of lubricated ball bearings considering the surface roughness effect. Part 2: numerical results and application
    Proceedings of the Institution of Mechanical Engineers, Part J: Journal of Engineering Tribology, vol. 218, no. 6, pp. 539–548, 2004
  12. Model-based identification of two cracks in a rotor system
    Mechanical Systems and Signal Processing, vol. 18, no. 4, pp. 977–983, 2004
  13. Crack identification in a rotor system: a model-based approach
    Journal of Sound and Vibration, vol. 270, no. 4-5, pp. 887–902, 2004
  14. Detection and monitoring of crack in a coast-down rotor supported on fluid film bearings
    Tribology International, vol. 37, no. 3, pp. 279–287, 2004
  15. CRACK DETECTION AND MONITORING IN A ROTOR SUPPORTED ON FLUID FILM BEARINGS: START-UP VS RUN-DOWN
    Mechanical Systems and Signal Processing, vol. 17, no. 4, pp. 897–901, 2003
  16. CRACK DETECTION THROUGH WAVELET TRANSFORM FOR A RUN-UP ROTOR
    Journal of Sound and Vibration, vol. 259, no. 2, pp. 461–472, 2003
  17. Identification of a Crack in a Rotor System using a Model-based Wavelet Approach
    Structural Health Monitoring, vol. 2, no. 4, pp. 293–308, 2003
  18. Dynamics of Cracked Composite Shafts
    Journal of Reinforced Plastics and Composites, vol. 22, no. 7, pp. 637–653, 2003
  19. Crack detection by measurement of mechanical impedance of a rotor-bearing system
    The Journal of the Acoustical Society of America, vol. 112, no. 6, p. 2825, 2002
  20. Transient lateral analysis of a slant-cracked rotor passing through its flexural critical speed
    Mechanism and Machine Theory, vol. 37, no. 9, pp. 1007–1020, 2002
  21. Application of discrete wavelet transform for detection of ball bearing race faults
    Tribology International, vol. 35, no. 12, pp. 793–800, 2002
  22. VIBRATION CHARACTERISTICS OF SLOTTED SHAFTS
    Journal of Sound and Vibration, vol. 251, no. 4, pp. 621–630, 2002
  23. CRACK VERSUS COUPLING MISALIGNMENT IN A TRANSIENT ROTOR SYSTEM
    Journal of Sound and Vibration, vol. 256, no. 4, pp. 773–786, 2002
  24. DETECTION AND MONITORING OF CRACKS IN A ROTOR-BEARING SYSTEM USING WAVELET TRANSFORMS
    Mechanical Systems and Signal Processing, vol. 15, no. 2, pp. 447–450, 2001
  25. Detection and monitoring of cracks using mechanical impedance of rotor-bearing system
    The Journal of the Acoustical Society of America, vol. 110, no. 5, p. 2351, 2001
  26. Vibration analysis of a misaligned rotor—coupling—bearing system passing through the critical speed
    Proceedings of the Institution of Mechanical Engineers, Part C: Journal of Mechanical Engineering Science, vol. 215, no. 12, pp. 1417–1428, 2001
  27. Detection and monitoring of cracks in rotors through Q factors
    Proceedings of the Institution of Mechanical Engineers, Part C: Journal of Mechanical Engineering Science, vol. 214, no. 7, pp. 949–954, 2000
  28. Effects of cracks on rotor system instability
    Mechanism and Machine Theory, vol. 35, no. 12, pp. 1657–1674, 2000
  29. The effect of roughness parameter on the performance of hydrodynamic journal bearings with rough surfaces
    Tribology International, vol. 32, no. 5, pp. 231–236, 1999
  30. Comparison Between Linear and Nonlinear Transient Analysis Techniques to Find the Stability of a Rigid Rotor
    Journal of Tribology, vol. 121, no. 1, p. 198, 1999
  31. VIBRATION CHARACTERISTICS OF A CRACKED ROTOR WITH TWO OPEN CRACKS
    Journal of Sound and Vibration, vol. 223, no. 4, pp. 497–512, 1999
  32. Unbalance response and stability analysis of a rotor supported on hydrodynamic journal bearings with rough surfaces
    Proceedings of the Institution of Mechanical Engineers, Part J: Journal of Engineering Tribology, vol. 213, no. 1, pp. 31–34, 1999
  33. Conditioning Monitoring of a Rotor System having a Slant Crack in the Shaft
    Noise and Vibration Worldwide, vol. 30, no. 3, pp. 23–31, 1999
  34. On the Choice of Element for Solving Lubrication Problems
    Journal of Tribology, vol. 120, no. 3, p. 636, 1998
  35. Crack Identification in a Cantilever Beam Using Coupled Response Measurements
    Journal of Engineering for Gas Turbines and Power, vol. 120, no. 4, p. 775, 1998
  36. Condition monitoring of cracked rotors through transient response
    Mechanism and Machine Theory, vol. 33, no. 8, pp. 1167–1175, 1998
  37. DYNAMIC ANALYSIS OF A ROTOR SYSTEM CONSIDERING A SLANT CRACK IN THE SHAFT
    Journal of Sound and Vibration, vol. 208, no. 3, pp. 457–473, 1997
  38. Stochastic FEM model of one-dimensional hydrodynamic bearings with rough surfaces
    Wear, vol. 197, no. 1-2, pp. 221–227, 1996
  39. Analysis of rotors considering distributed bearing stiffness and damping
    Computers & Structures, vol. 61, no. 5, pp. 951–955, 1996
  40. Severity Estimation of Cracked Shaft Vibrations within Fluid Film Bearings
    Tribology Transactions, vol. 38, no. 3, pp. 583–588, 1995
  41. Vibration and Stress Fluctuation in Cracked Shafts
    Journal of Sound and Vibration, vol. 169, no. 5, pp. 655–667, 1994
  42. Transient Analysis of a Cracked Rotor Passing Through Critical Speed
    Journal of Sound and Vibration, vol. 173, no. 3, pp. 415–421, 1994
  43. Crack detection and vibration characteristics of cracked shafts
    Journal of Sound and Vibration, vol. 157, no. 2, pp. 375–381, 1992