Year : 2024
On the laminar wake of curved plates
Cite this Research Publication :
Damu Murali and R. Ajithkumar andS. Ajith Kumar, “On the laminar wake of curved plates”, Physics of Fluids36, 043616 (2024)
Year : 2024
Flow structures around a square cylinder: Effect of Corner Chamfering
Cite this Research Publication : Flow structures around a square cylinder: Effect of Corner Chamfering, C. M. Hariprasad,R. Ajith Kumar, Jason Dahl, Chang Hyun Sohn. ASCE Journal of Aerospace Engineering 2024 (Acceptedand in press)
Year : 2024
Exergetic performance assessment of a download solar air heater with impinging air jets-An experimental study
Cite this Research Publication : Exergetic performance assessment of a download solar air heater with impinging air jets-An experimental study, Harikrishnan M, R Ajith Kumar, Dani Percy, Rajesh Baby, S. Ajith Kumar,Case Studies in Thermal Engineering 2024 (Accepted and in press)
Year : 2024
An experimental investigation to assess the thermal performance of a sensible storage based-downward solar air heater
Cite this Research Publication : An experimental investigation to assess the thermal performance of a sensible storage based-downward solar air heater, Harikrishnan M, R Ajith Kumar, Rajesh Baby, S. Ajith Kumar. Experimental Heat Transfer 2024 (Accepted and in press).
Year : 2023
Air core vortexing in liquid draining tanks: Influence of surface roughness
Cite this Research Publication : Air core vortexing in liquid draining tanks: Influence of surface roughness Prabhu, M. , Nair, R.R. , Ajith Kumar, R. Proceedings of the Institution of Mechanical Engineers, Part C: Journal of Mechanical Engineering Science, 2023, 237(2), pp. 350–358
Year : 2023
New Parameter to Characterize Rankine Vortex Formation in Liquid Draining Tanks
Cite this Research Publication : New Parameter to Characterize Rankine Vortex Formation in Liquid Draining Tanks Prabhu, M., Remadevi, H.M. , Kumar, R.A. , Sadasivan, A.L. , Deshpande, P. Journal of Spacecraft and Rockets, 2023, 60(4), pp. 1256–1267
Year : 2023
Analytical models for critical heights of vortexing in flat and spherical bottom tanks with siphon and bottom drains
Cite this Research Publication : Analytical models for critical heights of vortexing in flat and spherical bottom tanks with siphon and bottom drains, Nageswaran, G., Prabhu, M., Anil Lal, S., Kumar, R.A.Proceedings of the Institution of Mechanical Engineers, Part G: Journal of Aerospace Engineering, 2023, 237(16), pp. 3743–3752
Year : 2023
An experimental investigation on upward solar air heater with impinging air jets
Cite this Research Publication : Harikrishnan, M., Ajithkumar, R., Ajithkumar, S., Baby, R. "An experimental investigation on upward solar air heater with impinging air jets", Journal of Mechanical Science and Technology, 2023, 37(1), pp. 501–509
Year : 2022
Negative emission power plants: Techno-economic analysis of a biomass-based integrated gasification solid oxide fuel cell/gas turbine system for power, heat, and biochar co-production—part 2
Cite this Research Publication : Negative emission power plants: Techno-economic analysis of a biomass-based integrated gasification solid oxide fuel cell/gas turbine system for power, heat, and biochar co-production—part 2 Jaiganesh, N. , Kuo, P.-C. , Champatan, V. , ... Kumar, R.A. , Aravind, P.V. Frontiers in Energy Research, 2022, 10, 826227. https://doi.org/10.3389/fenrg.2022.826227
Publisher : Frontiers
Year : 2022
Negative Emission Power Plants: Thermodynamic Modeling and Evaluation of a Biomass-Based Integrated Gasification Solid Oxide Fuel Cell/Gas Turbine System for Power, Heat, and Biochar Co-Production—Part 1
Cite this Research Publication : Negative Emission Power Plants: Thermodynamic Modeling and Evaluation of a Biomass-Based Integrated Gasification Solid Oxide Fuel Cell/Gas Turbine System for Power, Heat, and Biochar Co-Production—Part 1. N. Jaiganesh, Po-Chih Kuo , Theo Woudstra, R. Ajith Kumar and P. V. Aravind. Frontiers in Energy Research 10:803756. DOI: 10.3389/fenrg.2022.803756
Year : 2022
Rankine Vortex Formation in Cylindrical Tanks with Curved Base: An Experimental Investigation
Cite this Research Publication : Rankine Vortex Formation in Cylindrical Tanks with Curved Base: An Experimental Investigation Harish, S. , Hariharan, S.K. , Shajahan, A. , ... Prabhu, M. , Ajith Kumar, R. Journal of Spacecraft and Rockets, 2022, 59(5), pp. 1781–1786
Year : 2022
Drag reduction for flow past a square cylinder through corner chamfering
Cite this Research Publication : Drag reduction for flow past a square cylinder through corner chamfering Nawaz, M.A. , Abubaker, M. , Kumar, R.A. , Sohn, C.-H. Journal of Mechanical Science and Technology, 2022, 36(11), pp. 5501–5510
Year : 2022
Flow over Flat and Curved Plates: A Flow Visualization Study
Cite this Research Publication : Murali, D., Kumar Raghavan, A., Kumar Sasidharanpillai, A. "Flow over Flat and Curved Plates: A Flow Visualization Study", Journal of Aerospace Engineering, 2022, 35(4), 04022045
Year : 2021
Experimental Investigation of Effect of Winglets on the Aerodynamic Performance of a Mini UAV
Cite this Research Publication : Experimental Investigation of Effect of Winglets on the Aerodynamic Performance of a Mini UAV Deshpande, P. , Vikraman, A. , Anand, S. , ... Suraj, C.S. , Ajith Kumar, R. Journal of Aerospace Engineering, 2021, 34(1), 04020089
Year : 2021
Rankine vortex suppression in tanks with conical base: A numerical investigation
Cite this Research Publication : Rankine vortex suppression in tanks with conical base: A numerical investigation Prabhu, M. , Sreenath, K. , Ajith Kumar, R. , Jayakumar, J.S. , Joshy, P.J. Journal of Spacecraft and Rockets, 2021, 58(2), pp. 326–333
Year : 2020
Rankine vortex formation during draining: A new twin port suppression strategy
Cite this Research Publication : Rankine vortex formation during draining: A new twin port suppression strategy Prabhu, M. , Kumar, R.A. , Gopikrishnan, T.H. , ... Kiran, A.S. , Govindu, R.P. Journal of Applied Fluid Mechanics, 2020, 13(1), pp. 147–160
Year : 2019
Liquid draining through polygonal ports: An investigation on gas entraining vortices
Cite this Research Publication : Liquid draining through polygonal ports: An investigation on gas entraining vortices Prabhu, M. , Kumar, R.A. , Nair, R.R. , Anith, T.A. Journal of Spacecraft and Rockets, 2019, 56(5), pp. 1651–1657
Year : 2017
Vortex Formation during Draining from Cylindrical Tanks: Effect of Drain Port Eccentricity
Cite this Research Publication :
A. R. Kumar, Nair, R. R., Prabhu, M., and Dr. Srikrishnan A. R., “Vortex Formation during Draining from Cylindrical Tanks: Effect of Drain Port Eccentricity”, Journal of Aerospace Engineering, vol. 30, 2017.
Publisher : Journal of Aerospace Engineering
Year : 2016
Suppression of vortex-induced vibrations of rigid circular cylinder on springs by localized surface roughness at 3×104≤Re≤1.2×105 Park
Cite this Research Publication : Suppression of vortex-induced vibrations of rigid circular cylinder on springs by localized surface roughness at 3×104≤Re≤1.2×105 Park, H. , Ajith Kumar, R. , Bernitsas, M.M. Ocean Engineering, 2016, 111, pp. 218–233
Year : 2015
A PIV study of the near wake flow features of a square cylinder: influence of corner radius
Cite this Research Publication : A PIV study of the near wake flow features of a square cylinder: influence of corner radius.Kumar, R.A. , Sohn, C.H. , Gowda, B.H.L. Journal of Mechanical Science and Technology, 2015, 29(2), pp. 527–541
Publisher : Journal of Mechanical Science and Technology
Year : 2014
Effect of Dissimilar Leading Edges on the Flow Structures Around a Square Cylinder
Cite this Research Publication : Arunkumar Kumaran Nair, R Ajith Kumar, Hariprasad Chakkalaparambil Many, . “Effect of dissimilar leading edges on the flow structures around a square cylinder”,. ASME Pressure Vessels and Piping Conference (2014). 46018, V004T04A028.
Publisher : ASME 2014 Pressure Vessels and Piping Conference
Year : 2013
Enhancement of flow-induced motion of rigid circular cylinder on springs by localized surface roughness at 3×104≤Re≤1. 2×105 Park
Cite this Research Publication : H. Park, R Kumar, A., and Bernitsas, M. M., “Enhancement of flow-induced motion of rigid circular cylinder on springs by localized surface roughness at 3$\times$ 10 4≤ Re≤ 1.2$\times$ 10 5”, Ocean Engineering, vol. 72, pp. 403–415, 2013.
Publisher : Ocean Engineering
Year : 2012
Selective Roughness in the Boundary Layer to Suppress Flow-Induced Motions of Circular Cylinder at 30,000 ‹ Re ‹ 120,000
Cite this Research Publication :
Selective Roughness in the Boundary Layer to Suppress Flow-Induced Motions of Circular Cylinder at 30,000
Year : 2012
Selective Roughness in the Boundary Layer to Suppress Flow-Induced Motions of Circular Cylinder at 30,000
Cite this Research Publication :
Ha Park, Bernitsas, M. Mab, and Kumar, Rbc Ajith, “Selective Roughness in the Boundary Layer to Suppress Flow-Induced Motions of Circular Cylinder at 30,000
Publisher : Journal of Offshore Mechanics and Arctic Engineering
Year : 2011
VIV and galloping of single circular cylinder with surface roughness at 3.0×104≤Re≤1.2×105 Chang
Cite this Research Publication : VIV and galloping of single circular cylinder with surface roughness at 3.0×104≤Re≤1.2×105 Chang, C.-C. , Ajith Kumar, R. , Bernitsas, M.M. Ocean Engineering, 2011, 38(16), pp. 1713–1732
Year : 2011
VIV and galloping of single circular cylinder with surface roughness at 3.0×10 4≤Re≤1.2×10 5
Cite this Research Publication :
C. - Ca Chang, Kumar, Rab Ajith, and Bernitsas, M. Mac, “VIV and galloping of single circular cylinder with surface roughness at 3.0×10 4≤Re≤1.2×10 5”, Ocean Engineering, vol. 38, pp. 1713-1732, 2011.
Publisher : Ocean Engineering
Year : 2009
Influence of corner radius on the near wake structure of a transversely oscillating square cylinder
Cite this Research Publication : Influence of corner radius on the near wake structure of a transversely oscillating square cylinder,Kumar, R.A. , Sohn, C.H. , Gowda, B.H.L. Journal of Mechanical Science and Technology, 2009, 23(9), pp. 2390–2416
Year : 2009
Safety analysis on a vibrating prismatic body: A data-mining approach
Cite this Research Publication :
Va Sugumaran, Kumar, Rab Ajith, Gowda, B. H. Lb, and Sohn, C. Hb, “Safety analysis on a vibrating prismatic body: A data-mining approach”, Expert Systems with Applications, vol. 36, pp. 6605-6612, 2009.
Publisher : Expert Systems with Applications
Year : 2008
Decision tree: A very useful tool in analysing flow-induced vibration data
Cite this Research Publication : Decision tree: A very useful tool in analysing flow-induced vibration data.Kumar, R.A. , Sugumaran, V. , Gowda, B.H.L. , Sohn, C.H. Mechanical Systems and Signal Processing, 2008, 22(1), pp. 202–216
Year : 2008
Interference excitation of a square section cylinder
Cite this Research Publication : Interference excitation of a square section cylinder.Ajith Kumar, R. , Gowda, B.H.L. , Sohn, C.H. Journal of Mechanical Science and Technology, 2008, 22(3), pp. 599–607
Year : 2007
Some flow visualization studies around an oscillating square cylinder
Cite this Research Publication : Some flow visualization studies around an oscillating square cylinder.Kumar, R.A. , Gowda, B.H.L. Journal of Flow Visualization and Image Processing, 2007, 14(2), pp. 155–170
Year : 2006
Flow-induced vibration of a square cylinder without and with interference
Cite this Research Publication : Flow-induced vibration of a square cylinder without and with interference.Kumar, R.A. , Gowda, B.H.L. Journal of Fluids and Structures, 2006, 22(3), pp. 345–369
Year : 2006
Flow-induced oscillations of a square cylinder due to interference effects
Cite this Research Publication : Flow-induced oscillations of a square cylinder due to interference effects Gowda, B.H.L. , Kumar, R.A. Journal of Sound and Vibration, 2006, 297(3-5), pp. 842–864
Year : 2005
Flow visualization studies around a stationary and oscillating square cylinder with and without interference
Cite this Research Publication : Flow visualization studies around a stationary and oscillating square cylinder with and without interference.Kumar, R.A. , Gowda, B.H.L. Journal of Flow Visualization and Image Processing, 2005, 12(3), pp. 215–249
Year : 1996
Interference effects on the flow induced vibrations of a square cylinder in side-by-side arrangement
Cite this Research Publication : Lakshmana Gowda, B.H and R. Ajith Kumar, Interference effects on the flow induced vibrations of a square cylinder in side-by-side arrangement, Journal ofAeronautical Society of India,1996, 48, pp. 63-68