Search Results - "Raghupathy, S"

Numerical simulation of single-phase heat transfer and nucleate boiling of liquid sodium in narrow annulus channel similar to that of SFR fuel subchannel by Tom, Sachin, P., Mangarjuna Rao, S., Raghupathy

“…•Numerically predicted heat transfer characteristics in narrow annulus for low Pe sodium flows.•Developed a correlation for Nu using numerical results for low…”
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Simulation of decay heat removal by active means following emergency shutdown in SFRs by Vikram, G, Natesan, K, Rajendrakumar, M, Raghupathy, S

“…Decay heat removal (DHR) is an important safety function in sodium-cooled fast reactors (SFRs). Dedicated systems are provided in the plant for performing DHR…”
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Analysis of liquid sodium spills spreading on floor surface pertaining to sodium pool fire events in SFR cells by Muthu Saravanan, S., Mangarjuna Rao, P., Raghupathy, S.

“…•Analyzed the spreading behavior of liquid sodium spills under accidental leak scenarios in SFR systems.•Integral model is applied for predicting dynamics of…”
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The design of the Prototype Fast Breeder Reactor by Chetal, S.C., Balasubramaniyan, V., Chellapandi, P., Mohanakrishnan, P., Puthiyavinayagam, P., Pillai, C.P., Raghupathy, S., Shanmugham, T.K., Pillai, C. Sivathanu

“…India has a moderate uranium reserve and a large thorium reserve. The primary energy resource for electricity generation in the country is coal. The potential…”
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Characterising the dynamic seals used in absorber rod drive mechanisms in Indian FBR by Kaushal, Nihal, Patri, Sudheer, Kumar, R. Suresh, Meikandamurthy, C., Sreedhar, B.K., Murugan, S., Raghupathy, S.

“…Dynamic seals are one of the critical components of Absorber Rod Drive Mechanism of Fast Breeder Reactors, requiring separate experimental development. Their…”
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Influence of Heat Treatment Condition on Tensile Properties of AM350 Stainless Steel by Kumar Krovvidi, S. C. S. P., Das, C. R., Goyal, Sunil, Arun Kumar, S., Mahadevan, S., Albert, Shaju K., Raghupathy, S.

“…AM350 is a candidate material for welded disc bellows in nuclear applications. The assessment of tensile deformation behavior of AM350 stainless steel in two…”
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Failure Analysis of Large Stroke Welded Disk Bellows in Storage by Krovvidi, S. C. S. P. Kumar, Das, C. R., Toppo, Anita, Ramesh, E., Ravikumar, R., Suresh, L., Parthasarathi, N. L., Mahadevan, S., Albert, Shaju K., Sureshkumar, K. V., Raghupathy, S.

“…Five out of ten welded disk bellows manufactured of AM350 stainless steel for the control rod drive mechanism of the fast breeder test reactor showed an…”
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Failure Analysis and Salvaging of Bellow-Sealed Sodium Valve by Kumar Krovvidi, S. C. S. P., Madankumar, P., Chandramouli, S., Sundarraj, S. I., Sreedhar, B. K., Mythili, R., Parameswaran, P., Nashine, B. K., Raghupathy, S., Bhaduri, A. K.

“…Valves with conventional gland packing seals are not suitable in high-temperature sodium systems. Bellow-sealed valves are used in sodium systems in which…”
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Characterising the dynamic seals used in absorber rod drive mechanisms in Indian FBR by Kaushal, Nihal, Patri, Sudheer, Kumar, R. Suresh, Meikandamurthy, C, Sreedhar, B.K, Murugan, S, Raghupathy, S

“…Dynamic seals are one of the critical components of Absorber Rod Drive Mechanism of Fast Breeder Reactors, requiring separate experimental development. Their…”
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Numerical studies on liquid sodium flow boiling in a 7-pin hexagonal subassembly towards flow rundown scenario in SFR by Tom, Sachin, Mangarjuna Rao, P., Venkatraman, B., Raghupathy, S.

“…•Developed a two-fluid model and predicted sodium flow boiling in 7-pin bundle.•Extended the two-fluid model with AIAD to simulate high void fraction…”
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Development of CFD based model for sodium flow boiling in narrow channel akin to SFR fuel subchannel towards high void fraction regimes by Tom, Sachin, Mangarjuna Rao, P., Venkatraman, B., Raghupathy, S.

“…•Developed a two-fluid model to predict flow boiling characteristics of sodium in narrow channels.•Extended the two-fluid model with AIAD framework to simulate…”
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Coolant leak rate through fatigue cracked pipe bend: An experimental and design standard based investigation by Kumar, R. Suresh, Rao, B.N., Velusamy, K., Raghupathy, S.

“…Leak-Before-Break (LBB) requirement plays a vital role in demonstrating the structural integrity of sodium-cooled Fast Breeder Reactor (FBR) piping system…”
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Investigation of axial Flow-Induced vibration in a single fuel Sub-Assembly due to radial clearance by Eswaran, M., Sajish, S.D., Anup, K.P., Suresh, K.S., Dudala, N.S., Sreedhar, B.K., Raghupathy, S.

“…•Axial flow full-scale experiment for fast reactor fuel sub-assembly is conducted.•Added mass and added damping for hexagonal fuel sub-assembly are estimated…”
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Development of fast breeder reactor technology in India by Puthiyavinayagam, P., Selvaraj, P., Balasubramaniyan, V., Raghupathy, S., Velusamy, K., Devan, K., Nashine, B.K., Padma Kumar, G., Suresh kumar, K.V., Varatharajan, S., Mohanakrishnan, P., Srinivasan, G., Bhaduri, Arun Kumar

“…India is pursuing a three stage nuclear power program employing its natural uranium and Thorium reserves. FBRs form the second stage of the program linking the…”
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Education and the use of maternal health care in Thailand by Raghupathy, Shobana

“…This study analyses the impact of female education on the use of maternal and child health services by women in Thailand during their pregnancy. Three types of…”
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Development of fast breeder reactor technology in India by Puthiyavinayagam, P, Selvaraj, P, Balasubramaniyan, V, Raghupathy, S, Velusamy, K, Devan, K, Nashine, BK, Kumar, G Padma, kumar, KV Suresh, Varatharajan, S, Mohanakrishnan, P, Srinivasan, G, Bhaduri, Arun Kumar

“…India is pursuing a three stage nuclear power program employing its natural uranium and Thorium reserves. FBRs form the second stage of the program linking the…”
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Association of neck circumference and obesity with blood pressure in children aged 6-12 years by Madhulika, C., Thumjaa, A., Raghupathy, N. S.

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Grouping text lines in freeform handwritten notes by Ye, M., Sutanto, H., Raghupathy, S., Li, C., Shilman, M.

“…Handwritten text lines are prominent structures in freeform digital ink notes and their reliable detection is the foundation to a natural and intelligent…”
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Preponderance of right ventricular dysfunction in COVID-19 patients with inflammatory heart disease by Thodeti, S T, Lattanzio, D S L, Kuraan, T M K, Khalid, M U K, Drenic, D D, Raghupathy, R S R, Vallabhaneni, S V V, Mikolich, J R M

“…Abstract Introduction Recently published data suggests that inflammatory heart disease (IHD) is far more prevalent in COVID-19 patients than initially…”
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Unwanted Pregnancies and Preventive Health Care Use in Thailand by Raghupathy, Shobana

“…Research on the consequences of unwanted pregnancies can offer useful perspectives on the need to improve and expand the range of family planning options…”
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