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Biosketch
Education
MS+PD (Machine Design, Department of Mechanical Engineering) (2022)
Indian Institute of Technology Madras
B.E (Aeronautical Engineering) (2013)
Aeronautical Society of India
Professional Experience
Assistant Professor, Department of Mechanical Engineering, IIT Palakkad (Oct 2024 - present)
Associate Tech Lead, Trane Technologies, (December 2022 – October 2024)
Post Doctoral Researcher, IIT Madras, (September 2022-December 2022)
Project Officer (Lam Research Project), IIT Madras, (June 2022-August 2022)
Technical Consultant , Agnikul Cosmos, (April 2022-May 2022)
Project Officer (HAL Project), IIT Madras, (July 2020-April 2022)
Junior Research Fellow (CSIR Project), IIT Madras (April 2013- July 2015)
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Research
My broad research work areas are
Shock & Vibration Analysis
Rotor Dynamics
Predictive Maintenance
Fatigue Life Analysis
AI/ML
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Teaching
ME3040 Mechanical Vibrations (Jan - May 2025)
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Additional Information
TitleResearch OutputsDescription
Patents
1. Sagi Rathan Prasad, A. Seshadri Sekhar, K. Suresh, “A test rig for vibration-based fatigue analysis and a method thereof”, Patent (Granted): 453220, September 2023.
2. Sagi Rathan Prasad, Adam Clark, Evan Jones, Wendy Foslien, “Automated road vibration data monitoring for event identification, clustering & analysis”, (Trade Secret): 81287612, October 2024.
Journal Papers
1. Sagi Rathna Prasad and A. S. Sekhar, Life estimation of shafts using vibration-based fatigue analysis, Journal of Mechanical Sciences and Technology, 32 (9) (2018) 4071-4078, Springer. (Impact factor: 1.5)
2. Sagi Rathna Prasad and A. S. Sekhar, Detection and localization of fatigue induced transverse crack in a rotor shaft using principal component analysis, Structural Health Monitoring, 20(2), (2021):513-531, Sage Publications. (Impact factor: 5.7)
3. Anuradha G, Sagi Rathna Prasad, Piyush Shakya and A. S. Sekhar, Influence of geometric parameters on the dynamic performance of spiral bevel gear, Journal of Vibration Engineering & Technologies, Feb, 2024, Springer. (Impact factor: 2.1)
4. Rahul S, Sagi Rathna Prasad, A.S. Sekhar and Piyush S, Online health monitoring of rotating machine elements using statistical spectral distances, Structural Health Monitoring, (2024) Sage Publications. (Impact factor: 5.7)
Conference Papers
1. Rahul S, Sagi Rathna Prasad, Piyush Shakya and A. S. Sekhar, Tacholess instantaneous speed estimation of a wind turbinegearbox using vibration signals, Proceedings of ASME Turbo Expo GT2023, Turbomachinery Technical Conference and Exposition, , June 26-30, 2023, Boston, USA.
2. Sagi Rathna Prasad and A. S. Sekhar, Detection of Fatigue Crack in the Shaft using Time Frequency Analysis, Sixth National Symposium on Rotor Dynamics, Part of the Lecture Notes in Mechanical Engineering book series, CSIR-National Aerospace Laboratories, Bangalore, NSRD-2019, July 2-3, 2019.
3. Sagi Rathna Prasad and A. S. Sekhar, Diagnostics of fatigue crack in the shaft using spectral kurtosis, Proceedings of ASME Turbo Expo 2019: Turbomachinery Technical Conference and Exposition, GT2019, June 17-21, 2019, Phoenix, Arizona, USA.
4. Sagi Rathna Prasad and A. S. Sekhar, Identification of shaft fatigue crack using hybrid statistical parameters, 14th International Conference on vibration engineering and technology of machinery, Lisbon, Portugal, 10-13 September 2018.
5. Sagi Rathna Prasad and A. S. Sekhar, Fatigue crack detection in rotating shafts using vibration statistical parameters, Indian Conference on Applied Mechanics (INCAM) 2017, MNNIT Allahabad, 5-7th July 2017.
6. Sagi Rathna Prasad and A. S. Sekhar, Damage detection in rotors using wavelet analysis of operational deflection shapes, 22nd International Congress on Sound and Vibration, Florence Italy 12-16 July 2015.
