Search Results - "Arun, K. Raj"

Study on Convective Heat Transfer of Supercritical Water in Annular Square Channel by Murugan, Thamilmani, Raj, Arun K., Agrawal, Amit, Saha, Sandip K.

“…Supercritical water, known for its abrupt changes in fluid properties near the pseudocritical region, has always posed a design challenge, leading to…”
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Clustering of COVID-19 data for knowledge discovery using c-means and fuzzy c-means by Afzal, Asif, Ansari, Zahid, Alshahrani, Saad, Raj, Arun K., Saheer Kuruniyan, Mohamed, Ahamed Saleel, C., Nisar, Kottakkaran Sooppy

“…In this work, the partitioning clustering of COVID-19 data using c-Means (cM) and Fuzy c-Means (Fc-M) algorithms is carried out. Based on the data available…”
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Development and assessment of generalized drying kinetics in multi-tray solar cabinet dryer by Raj, Arun K., Jayaraj, Simon

“…•Generalized drying characteristic curve in a multi-tray solar cabinet dryer (SCD).•Tray reordering helped to achieve drying uniformity among the multiple…”
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Transient CFD Analysis of Macro-Encapsulated Latent Heat Thermal Energy Storage Containers Incorporated within Solar Air Heater by Raj, Arun K., Srinivas, M., Jayaraj, S.

“…The present work addresses the computational analysis on the cluster of discrete macro-encapsulated (rectangular containers) phase change material (paraffin…”
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Performance evaluation of interfacial evaporation assisted solar still with patterned floating absorber and external reflectors by Ashish Chandran, K., Sujith Kumar, C.S., Arun, K. Raj

“…The rapid decrease in global freshwater sources, caused by industrialization, population growth and other unforeseen circumstances, demands the necessity of…”
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Can technological advancements help to alleviate COVID-19 pandemic? a review by Thomas, Mervin Joe, Lal, Vishnu, Baby, Ajith Kurian, Rabeeh VP, Muhammad, James, Alosh, Raj, Arun K.

“…[Display omitted] •'How' and 'effective' are modern technologies in controlling the COVID-19 outbreak.•Mobile apps and robotics in healthcare, communication,…”
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Experimental studies on photovoltaic-thermal heat pump water heaters using variable frequency drive compressors by James, A., Srinivas, M., Mohanraj, M., Raj, Arun K, Jayaraj, S.

“…•Investigates the efficiency increase by feedback-controlled VFD compressor for PV-THPWH.•PV operating temperature reduced by 25%, and the average power output…”
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A conspectus review on solar drying of wood: regional and technical contrivances by Kumar, Baibhaw, Raj, Arun K., Szepesi, Gábor, Szamosi, Zoltán

“…Fuel quality is an important measure to assess as conventional fuel resources have been depleted at an alarming rate over recent years. For centuries,…”
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Evaluating the efficacy of coconut oil as thermal storage media for enhancing solar drying performance of wood fuels by Kumar, Baibhaw, Raj, Arun K., Szepesi, Gábor, Szamosi, Zoltán

“…The appropriate storage, transportation, and utilization of wood-based fuels, including woodchips, pellets, and sawdust, in the energy production process,…”
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Experimental investigation on solar thermal air heater with a combination of roughness elements for heat transfer improvement by Raj, Arun K., Vinay, C. N., Srinivas, M., Jayaraj, S.

“…This work attempts to determine the influence of the integration of a combination of roughness elements on the heat dissipation and frictional losses occurring…”
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Experimental evaluation on the capillarity effect of different wicking structure incorporated in a patterned absorber facilitating solar interfacial evaporation by Ashish, C. K., Sujith Kumar, C. S., Raj, Arun K., Ubaidulla, C. T., Inbaoli, A., Jayaraj, S.

“…Solar interfacial evaporation is an effective desalination method, and its success depends on the evaporation rate and wick structure. With this in…”
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Computational analysis of two-phase flow in a converging-diverging propulsion nozzle suitable for water transport by Mangela, Divyesh B, Raj, Arun K, Mohanan, K P, Jayaraj, S

“…In principle, compressed air injection into a convergent-divergent nozzle is a well-known technique to improve a waterjet propulsion system's thrust force…”
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Experimental assessments on R430A as an environment-friendly replacement to R134a in vehicle air conditioners by Abraham, J. D. Andrew Pon, Mohanraj, M., Selvakumar, M., Raj, Arun K.

“…The direct emission of refrigerants from air conditioners and indirect carbon dioxide emissions from its associated energy usage in vehicles contributes…”
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Study of Stress Corrosion Cracking Resistance Of Copper Based Spinodal Alloys-Part 1 by Anargh, SS, Sunil, Alok, Yadukrishnan, MP, Arun Raj, K., Anirudh, KA, Shankar, Karthik V.

“…An investigation was conducted to evaluate the stress corrosion cracking resistance of copper based alloys. Cu, Ni, Sn of appropriate weight percentage were…”
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Experimental investigations on a solar heat pump system having hybrid collector with dual cooling arrangements for delaying frost generation by James, A., Raj, Arun K., Srinivas, M., Mohanraj, M., Jayaraj, S.

“…•PV operating temperature is reduced by 20oC than without cooling PV modules.•With dual-cooling, PV & thermal efficiencies got improved by 0.6% & 3%…”
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Experimental analysis of patterned floating absorbers integrated thermal storage facilitating interfacial evaporation by Ashish Chandran, K., Raj, Arun K., Vaishnav, C., Sujith Kumar, C.S., Hoffmann, Jaap

“…Conventional solar-driven desalination methods yield low water productivity as a portion of the available energy is wasted for bulk heating. Furthermore, like…”
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Hybrid Energy Storage System interface for Electric Vehicles by Arun Raj Kumar, K.P., Sreedevi, M.L., Mineeshma, G.R., Chacko, Renji V., Amal, S.

“…In conventional EV powertrain, Battery is the sole energy storage. This makes higher transient current stress on battery during operation, which shall reduce…”
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