1. Kumar, R. Prethiv, and S. Nallayarasu. "VIV response of risers with large aspect ratio and low rigidity using a numerical scheme based on wake oscillator model." Applied Ocean Research 118 (2022): 103011.

2. Kumar, R. Prethiv, and S. Nallayarasu. "Numerical investigation of VIV responses of the flexible riser system modelled as tensioned cable subjected to shear flow." Ocean Engineering 265 (2022): 112659.

3. Vibha Asok, R. Prethiv Kumar, and M. Abdul Akbar. "Energy extraction and optimization studies on vortex-induced vibration of the elastically mounted rigid cylinder using wake oscillator model." Ocean Engineering 300 (2024): 117515.

4. Muhammed, Jismi, Vibha Asok, and S. Karthikeyan, Prethiv Kumar R, M. Abdul Akbar "A comparative study on energy extraction potential of an elastically mounted rigid cylinder and infinitely tensioned cable using the wake oscillator model." Ocean Engineering 311 (2024): 118906.

5. K.M. Kirandas and R. Prethiv Kumar " Numerical investigation on the VIV response of the flexible cylindrical structures subjected to non-linearly varying shear flow. " Ocean Engineeing 312 (2024): 119265.

6. Srinivasan K, R. Prethiv Kumar, Nallayarasu S, Liu Y. Frequency-domain analysis of vortex-induced vibration of flexible cantilever cylinder with various aspect ratios. Ocean Engineering. 2025 Mar 15;320:120204.

7. Mariyam, M. Riya, K. M. Kirandas, S. Pachaiappan, and R. Prethiv Kumar. "Numerical Investigation on Vortex-Induced Vibration Response of the Cantilever Bladeless Hydro Turbine." Journal of Vibration Engineering & Technologies 13, no. 5 (2025): 1-11.

8. Srinivasan, Karthikeyan, R. Prethiv Kumar, S. Nallayarasu, Qing Xiao, and Yu Liu. "Effects of elliptic geometry on energy extraction from flexible cantilever cylinders." Physics of Fluids 37, no. 6 (2025).

9. Kirandas, K. M., and R. Prethiv Kumar. "Numerical investigation on energy extraction from vortex-Induced vibration of flexible cylinders subjected to uniform flow." Ocean Engineering 338 (2025): 122024.

10. Prethiv Kumar, R., & Nallayarasu, S. (2025). Time domain analysis of vortex-induced vibration in flexible cylinders: coupled inline and crossflow response and helical strake effects. Ships and Offshore Structures, 1–12. https://doi.org/10.1080/17445302.2025.2537937.

11. Mohan, Anishka, K. M. Kirandas, Divya Shashikumar, Satheesh Jothinathan, and R. Prethiv Kumar. "Numerical investigation on energy extraction efficiency of an elastically mounted downstream rigid cylinder in tandem arrangement when upstream cylinder is fixed." Ships and Offshore Structures (2025): 1-17.

12. Kirandas, K. M., Karthikeyan Srinivasan, and R. Prethiv Kumar. "Coupled In-Line and Cross-Flow VIV Analysis of Flexible Cylinder Subjected To Nonlinear Flows Using the Wake Oscillator Model." Journal of Vibration Engineering & Technologies 13.8 (2025): 614.

13. Praveen, M. B., R. Prethiv Kumar, and P. Robin Davis. "Risk assessment and fragility curves for sea crossing monopile supported RC bridge under varying ocean current loading." Structural Engineering and Mechanics 96.1 (2025): 1-11.

14. Pachaiappan, S., & Prethiv Kumar, R. (2026). Numerical study on the impact resistance of functionally graded plates in offshore topside structures. Ships and Offshore Structures, 1–20. https://doi.org/10.1080/17445302.2026.2657587

15. Thomas, Roshan, Satheesh Jothinathan, and R. Prethiv Kumar. "Wake-induced alteration of C p-λ characteristics and operating equilibrium in downstream wind turbines." Wind Engineering (2026): 0309524X261466429.

16. Harisankar, P. B., Praveen, M. B., Viswanathan, A., Pichaimuthu, C., & Prethiv Kumar, R. (2026). Multi-scenario seismic fragility-based risk assessment of an ageing offshore jacket platform. Journal of Building Pathology and Rehabilitation, 11, 200. https://doi.org/10.1007/s41024-026-00879-7

1. Prethiv Kumar R and Nallayarasu, S. "Experimental Investigation of Vortex Induced Vibration of Cross Flow Response for a Flexible Cable Under Uniform Current." International Conference on Offshore Mechanics and Arctic Engineering. Vol. 84409. American Society of Mechanical Engineers, 2020.

2. K M Kirandas, P K Mustha Mol, M Riya Mariyam, Anishka Mohan, Karthikeyan S and R. Prethiv Kumar. " Numerical Investigation on Infinitely Tensioned Cable Subjected to Nonlinearly Varying Sheared Flow". 14th Structural Engineering Convention (SEC-2024), Department of Civil Engineering, NIT Tiruchirappalli. eBook ISBN: 979-8-89171-163-1.

3. Divya, Vibha Asok, Kirandas K M, and R. Prethiv Kumar. " Effect of Mass-Damping Parameter and Force Coefficient on Energy Extraction Capacity of an Elastically Supported Rigid Cylinder Subjected to Vortex-Induced Vibration". First International Conference on Advances in Water Resources (AWARE 2025), MANIT Bhopal.

Fluid-Structure Interaction

Vibration of Offshore Structures

Offshore Renewable Energy

1. Vibha Asok, Energy Extraction and Optimization Study on the Vortex-Induced Vibration of Elastically Mounted Rigid Cylinder using Wake Oscillator Model, Completed.

2. Jismi Muhammed, Numerical Simulation of Vortex-Induced Vibration Response of Infinitely Tensioned Cable using wake oscillator model, Completed.

3. Kirandas KM, Vortex Induced Vibration Response Analysis of Flexible Risers Subjected to Nonlinearly Varying Shear Flow Profile and Numerical Investigation on Energy Extraction from VIV Of Flexible Cylinders Using Wake Oscillator Model, Completed.

4. Musthamol PK, VORTEX INDUCED VIBRATION RESPONSE OF AN ELASTICALLY MOUNTED RIGID CYLINDER SUBJECTED TO OSCILLATORY FLOW, Completed.

5. Anishka Mohan, NUMERICAL INVESTIGATION ON RESPONSE OF TWO ELASTICALLY MOUNTED RIGID CYLINDERS IN TANDEM ARRANGEMENT BASED ON WAKE OSCILLATOR MODEL, Completed.

6. Riya Mariyam M, VIV RESPONSE PREDICTION OF BLADELESS TURBINE SUBJECTED TO HYDRODYNAMIC FORCES, Completed

7. Roshan Thomas, NUMERICAL INVESTIGATION ON INFLUENCE OF UPSTREAM WIND TURBINE WAKE EFFECTS ON THE PERFORMANCE OF DOWNSTREAM WIND TURBINES, Completed.

8. Ankitha Miyyapuram, Physics-Informed Neural Network Modelling of Vortex-Induced Vibrations of an Elastically Mounted Rigid Cylinder Near the Plane Boundary, Completed.

9. ASHRAFALI M, NUMERICAL INVESTIGATION ON THE VIV RESPONSE OF THE FLEXIBLE CYLINDRICAL STRUCTURE ATTACHED WITH THE PASSIVE CONTROL MECHANISM, Completed.

10. HARISANKAR P B, SEISMIC PERFORMANCE EVALUATION AND STRENGTHENING OF AGED OFFSHORE JACKET PLATFORM, Completed.

11. Anusree M, NUMERICAL INVESTIGATION OF BIO-INSPIRED PASSIVE CONTROL FOR VORTEX-INDUCED VIBRATION SUPPRESSION IN A FLEXIBLE CANTILEVER CYLINDER, Completed.

12. Nisha Kumari, Assessment of Vortex Induced Vibration of Wind Turbine Tower, Completed.

13. Athira Ajay, RELIABILITY AND RISK ASSESSMENT OF MARINE RISERS SUBJECTED TO VORTEX INDUCED VIBRATIONS, Ongoing.

14. Athira V Nair, EXPERIMENTAL INVESTIGATION ON ENERGY EXTRACTION USING PIEZOELECTRIC SENSOR FROM VORTEX-INDUCED VIBRATION OF A FLEXIBLE CYLINDER, Ongoing.

15. Rohith P, DEVELOPMENT OF WAKE OSCILLATOR MODEL TO PREDICT THE VIV RESPONSE OF FLEXIBLE CYLINDERS WITH STREAMLINED FAIRINGS, Ongoing.

16. ADHARSH K.G., EXPERIMENTAL INVESTIGATION ON EFFECTS OF HYDRODYNAMIC COEFFICIENTS ON VIV RESPONSE OF FLEXIBLE CYLINDER ATTACHED WITH RIGID PLATES, Ongoing.

1. Divya,  Experimental and Numerical Investigation on the Response Control Mechanism of the Vortex-Induced Vibration of the Flexible Cylinder - Ongoing  (Supervisor).

2. Adhithya K A, Numerical Investigation on Point Absorber wave Energy Converter - Ongoing  (Co-Supervisor).

3. Sreelakshmi R., Experimental Investigation on the Effect of Drop-Plate Fairing and Ribbon Fairing on the Vortex-Induced Vibration Response of Flexible Cylindrical Structures – Ongoing (Supervisor).

1. Received a sponsored research grant of ₹39,01,093 from the Naval Research Board (NRB), DRDO, Government of India, for a 36-month project on “ Experimental and Numerical Studies on Response Control Mechanism of Vortex-Induced Vibration of Flexible Cylindrical Structures, serving as Principal Investigator.

2. MoES–DOM Postdoctoral Fellowship (2026–2028): Mentoring Dr. Karthikeyan S for the MoES-funded postdoctoral research project titled "Design and Development of a Potential Flexible Bladeless Hydro Energy Converters (FBHECs) to Harvest Energy from Vortex-Induced Vibration (VIV) of Vibrating Structures)." The fellowship carries a total support of ₹31,64,000 lakh (including fellowship, research grant, travel support, and institute overheads) over two years.