Search Results - "Vadlamudi, Sai Raja Gopal"

Dynamic interaction of growing bubble and microlayer: Need for reconciliation of experiments and theory in flow boiling by Vadlamudi, Sai Raja Gopal, Sinha, Gulshan Kumar, Srivastava, Atul, Singh, Suneet

“…The bubble growth and its corresponding microlayer dynamics are strongly coupled from the point of bubble inception to its eventual liftoff. This paper…”
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The influence of bubble departure characteristics on CHF prediction at high-pressure conditions by Vadlamudi, Sai Raja Gopal, Nayak, Arun K.

“…The two-fluid Eulerian model, coupled with the heat flux partitioning model, is being widely used to predict subcooled flow boiling characteristics and…”
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Numerical Simulation of Departure from Nucleate Boiling in Rod Bundles under High-Pressure Conditions by Vadlamudi, Sai Raja Gopal, Nayak, Arun K.

“…In subcooled boiling flows beyond a certain heat flux, heat transfer is hampered due to a phenomenon known as Departure from Nucleate Boiling (DNB). Conducting…”
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An experimental study of CHF and power transients in flow boiling at low-pressure low-flow conditions by Vadlamudi, Sai Raja Gopal, Nayak, Arun K., Ghosh, Pradyumna

“…Flow boiling experiments were conducted in an annular channel at very low flow rates and atmospheric pressure varying the inlet subcooling from 20 to 40 …”
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Comprehensive experimental thermal analysis of single bubble nucleation in vertical flow boiling: Whole field temperature and microlayer dynamics by Moiz, Mohd, Vadlamudi, Sai Raja Gopal, Srivastava, Atul

“…•Microlayer dynamics and thermal analysis of single bubble nucleation.•Experiments under nucleate flow boiling regime.•Simultaneous application of…”
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Experiments to understand bubble base growth mechanism(s) on hydrophobic surfaces under the influence of bulk flow inertia during nucleate boiling regime by Moiz, Mohd, Vadlamudi, Sai Raja Gopal, Srivastava, Atul

“…Wetting characteristics of substrate surface is one of the parameters that strongly influence the phenomena of boiling heat transfer. In this direction,…”
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CFD simulation of Departure from Nucleate Boiling in vertical tubes under high pressure and high flow conditions by Vadlamudi, Sai Raja Gopal, Nayak, Arun K.

“…•Bubble departure diameter and nucleation site density models are recalibrated for high pressure conditions.•Theoretical and experimental basis for boiling and…”
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Visual identification of two-phase flow patterns in adiabatic air-water flow in porous media using a refractive index matching technique by Nirgude, Vishal V., Vadlamudi, Sai Raja Gopal, Modak, Mayank, Park, Hyun Sun

“…Understanding two-phase flow patterns in porous media is essential for estimating interfacial friction, and consequently, the coolability limit of debris bed –…”
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