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Upendra Singh Rohatgi

Observed names: Rohatgi U. S., Rohatgi, U S, Rohatgi, U. S., Rohatgi, U.S., Rohatgi, Upendra S., U Rohatgi, U. Rohatgi, U. S. Rohatgi, U.S Rohatgi, U.S. Rohatgi, U.S. Rohatgi (BNL), Upendra Rohatgi, Upendra S. Rohatgi
OpenAlex ID: A5112306149
Quantifying reactor safety margins part 1: An overview of the code scaling, applicability, and uncertainty evaluation methodology
1990 · B.E. Boyack, I. Catton (UCLA), et al. · Nuclear Engineering and Design · 211
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Application of fractional scaling analysis (FSA) to loss of coolant accidents (LOCA)
2007 · Novak Zuber, Upendra S. Rohatgi, et al. · Nuclear Engineering and Design · 67
Quantifying reactor safety margins part 3: Assessment and ranging of parameters
1990 · W. Wulff, B.E. Boyack (LANL), et al. · Nuclear Engineering and Design · 63
Quantifying reactor safety margins part 2: Characterization of important contributors to uncertainty
1990 · Gary E. Wilson, B.E. Boyack (LANL), et al. · Nuclear Engineering and Design · 55
Quantifying reactor safety margins Part 5: Evaluation of scale-up capabilities of best estimate codes
1990 · N. Zuber, G.E. Wilson, et al. · Nuclear Engineering and Design · 36
Historical perspectives of BEPU research in US
2019 · Upendra S. Rohatgi, Joshua S. Kaizer · Nuclear Engineering and Design · 35
Modeling of thermal hydraulic instabilities in single heated channel loop during startup transients
1999 · J. Paniagua, U.S. Rohatgi, et al. · Nuclear Engineering and Design · 30
Methods of Reducing Vehicle Aerodynamic Drag
2012 · Volodymyr Sirenko, Roman Pavlovs’ky, et al. · 28
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Application of Fractional Scaling Analysis to Loss of Coolant Accidents, System Level Scaling for System Depressurization
2009 · Wolfgang Wulff, Novak Zuber, et al. · Journal of Fluids Engineering · 28
Non-equilibrium one-dimensional two-phase flow in variable area channels
1975 · U.S. Rohatgi, Eli Reshotko · NASA Technical Reports Server (NASA) · 27
Quantifying reactor safety margins part 4: Uncertainty evaluation of lbloca analysis based on trac-pf1/mod 1
1990 · G.S. Lellouche, S. Levy, et al. · Nuclear Engineering and Design · 26
Quantifying reactor safety margins Part 6: A physically based method of estimating pwr large break loss of coolant accident pct
1990 · I. Catton, R.B. Duffey, et al. · Nuclear Engineering and Design · 23
OECD/NEA/CSNI state-of-the-art report on scaling in system thermal-hydraulics applications to nuclear reactor safety and design (The S-SOAR)
2023 · F. Mascari, F. D'Auria, et al. · Nuclear Engineering and Design · 21
Ultrahigh-Temperature Continuous Reactors Based on Electrothermal Fluidized Bed Concept
2015 · Sergiy S. Fedorov, Upendra Singh Rohatgi, et al. · Journal of Fluids Engineering · 20
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Application of Fractional Scaling Analysis to Loss of Coolant Accidents: Component Level Scaling for Peak Clad Temperature
2009 · Ivan Catton, Wolfgang Wulff, et al. · Journal of Fluids Engineering · 20
BWR stability analysis with the BNL Engineering Plant Analyzer
1992 · W. Wulff, H.S. Cheng, et al. · OSTI OAI (U.S. Department of Energy Office of Scientific and Technical Information) · 19
Scaling challenges in small modular reactor
2023 · Peter H. Lien, Upendra S. Rohatgi · Nuclear Engineering and Design · 17
Measurement of velocity distribution for longitudinal acoustic waves in welds by a laser optoacoustic technique
2007 · A. Yu. Ivochkin, A. A. Karabutov, et al. · Acoustical Physics · 17
Stability, DNB, and CHF in natural circulation two-phase flow
1998 · U.S. Rohatgi, R.B. Duffey · International Communications in Heat and Mass Transfer · 16
Advances in gas-liquid flows 1990
1990 · J.M. Kim, U.S. Rohatgi, et al. · OSTI OAI (U.S. Department of Energy Office of Scientific and Technical Information) · 13
Scaling ability of the counter-current flow limitation (CCFL) correlations for application to reactor thermal hydraulics
2019 · Horst Glaeser, Upendra Singh Rohatgi · Nuclear Engineering and Design · 12
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A simple model for predicting the release of a liquid-vapor mixture from a large break in a pressurized container
2003 · V.M Fthenakis, U.S Rohatgi, et al. · Journal of Loss Prevention in the Process Industries · 11
A model of liquid releases from a submerged vessel
1999 · V.M. Fthenakis, U.S. Rohatgi · Journal of Loss Prevention in the Process Industries · 10
Assessment of RAMONA-3B methodology with oscillatory flow tests
1993 · U.S. Rohatgi, L.Y. Neymotin, et al. · Nuclear Engineering and Design · 10
Impact of the Nuclear Option on the Environment and the Economy
2002 · Upendra S. Rohatgi, Jae H. Jo, et al. · Nuclear Technology · 9
Works count: 164
Citation count: 1,040
H-index: 17
I10-index: 24
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