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R. Velraj
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Journal Articles

Experimental Evaluation of PVA as Novel Humidifier Material for Humidification-Dehumidification Applications

R. Santosh, G. Kumaresan, S. Monisha, G. Krishna Kumar, R. Velraj
Journal: Journal of Testing and Evaluation
Publisher: ASTM International
Article Type: Technical Papers
J. Test. Eval.. July 2021, 49(4): 2730–2741.
Paper No: JTE20190722
https://doi.org/10.1520/JTE20190722
Published Online: July 1, 2021
View Article titled, Experimental Evaluation of PVA as Novel Humidifier Material for Humidification-Dehumidification Applications
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Journal Articles

Selection of Heat Transfer Fluids for Solar Thermal Applications Using Multi-Criteria Decision-Making Tools

P. Ganesh Kumar, N. Yuvaraj, V. Kumaresan, R. Velraj
Journal: Journal of Testing and Evaluation
Publisher: ASTM International
Article Type: Technical Papers
J. Test. Eval.. January 2020, 48(1): 595–612.
Paper No: JTE20180539
https://doi.org/10.1520/JTE20180539
Published Online: January 1, 2020
View Article titled, Selection of Heat Transfer Fluids for Solar Thermal Applications Using Multi-Criteria Decision-Making Tools
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Journal Articles

Numerical Investigation on the Effect of Tube Geometry and Feeder Height on the Heat Transfer Performance of Horizontal Tube Falling Film Evaporation

D. Balaji, R. Velraj, M. V. Ramana Murthy
Journal: ASME Journal of Heat and Mass Transfer
Publisher: ASME
Article Type: Research-Article
J. Heat Mass Transfer. November 2019, 141(11): 111502.
Paper No: HT-17-1421
https://doi.org/10.1115/1.4044730
Published Online: September 27, 2019
View Article titled, Numerical Investigation on the Effect of Tube Geometry and Feeder Height on the Heat Transfer Performance of Horizontal Tube Falling Film Evaporation
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Topics: Computational fluid dynamics, Density, Evaporation, Film thickness, Heat transfer, Mass transfer, Sprays, Liquid films
Journal Articles

Numerical and Experimental Investigation on a Combined Sensible and Latent Heat Storage Unit Integrated With Solar Water Heating System

N. Nallusamy, R. Velraj
Journal: Journal of Solar Energy Engineering
Publisher: ASME
Article Type: Research Papers
J. Sol. Energy Eng. November 2009, 131(4): 041002.
https://doi.org/10.1115/1.3197600
Published Online: September 17, 2009
View Article titled, Numerical and Experimental Investigation on a Combined Sensible and Latent Heat Storage Unit Integrated With Solar Water Heating System
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Topics: Flow (Dynamics), Heat, Heat storage, Heat transfer, Latent heat, Phase change materials, Porous materials, Solar energy, Solar water heating, Storage
Proceedings Papers

Mathematical Modeling and Experimental Study on Building Ceiling System Incorporating Phase Change Material (PCM) for Energy Conservation

A. Pasupathy, R. Velraj
Proc. ASME. IMECE2006, Energy Conversion and Resources, 59-68, November 5–10, 2006
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2006-14686
https://doi.org/10.1115/IMECE2006-14686
View Paper titled, Mathematical Modeling and Experimental Study on Building Ceiling System Incorporating Phase Change Material (PCM) for Energy Conservation
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Topics: Ceilings, Energy conservation, Modeling, Phase change materials, Thermal energy storage, Finite volume methods, Melting, Roofs, Structures, Supply and demand
Journal Articles

Heat Transfer Enhancement Study of a LHTS Unit Containing Dispersed High Conductivity Particles

R. V. Seeniraj, R. Velraj, N. Lakshmi Narasimhan
Journal: Journal of Solar Energy Engineering
Publisher: ASME
Article Type: Technical Papers
J. Sol. Energy Eng. August 2002, 124(3): 243–249.
https://doi.org/10.1115/1.1488669
Published Online: August 1, 2002
View Article titled, Heat Transfer Enhancement Study of a LHTS Unit Containing Dispersed High Conductivity Particles
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Topics: Particulate matter, Thermal conductivity, Heat transfer, Energy storage, Heat flux
Journal Articles

Heat Transfer Studies During Solidification of PCM Inside an Internally Finned Tube

R. Velraj, R. V. Seeniraj
Journal: ASME Journal of Heat and Mass Transfer
Publisher: ASME
Article Type: Technical Briefs
J. Heat Mass Transfer. May 1999, 121(2): 493–497.
https://doi.org/10.1115/1.2826009
Published Online: May 1, 1999
View Article titled, Heat Transfer Studies During Solidification of PCM Inside an Internally Finned Tube
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Topics: Heat transfer, Solidification, Storage