Assessment of the process of boiling heat transfer during rewetting of a vertical tube bottom flooded by alumina nanofluid

G Paul, PK Das, I Manna - International Journal of Heat and Mass Transfer, 2016 - Elsevier
The present investigation focusses on the rewetting of a vertical tube bottom flooded by
alumina dispersed water nanofluids. Emphasis is on the estimation of the apparent rewetting …

Experimental study of droplet sizes across a spacer grid location under various reflood conditions

Y Jin, FR Beck, BR Lowery, DJ Miller… - … Thermal and Fluid …, 2018 - Elsevier
Droplet size and distribution across a spacer grid in a heated rod bundle during reflood
stage of a postulated design basis accident loss of coolant accident (LOCA) are studied …

The heat transfer characteristics and rewetting behavior of hot horizontal downward facing surface by round water jet impingement

AK Sharma, M Modak, SK Sahu - Applied Thermal Engineering, 2018 - Elsevier
Present paper reports the heat transfer characteristics and rewetting behavior of 0.15 mm
thick hot horizontal stainless steel foil (SS-304) by circular impinging jet from bottom side …

[HTML][HTML] An experimental analysis of quenching of continuously heated vertical rod with aqueous Al2O3 nanofluid

N Patra, V Gupta, R Singh, RS Singh, P Ghosh… - Resource-Efficient …, 2017 - Elsevier
Quenching characteristics of metallic vertical rod with an internal heater has been
investigated in pure water and water-based nanofluid with alumina nanoparticles of 0.001 …

Distributed temperature sensing inside a 19-rod bundle

S Lomperski, N Bremer, C Gerardi - Nuclear Engineering and Design, 2017 - Elsevier
The temperature field within a model of a sodium-cooled fast reactor fuel rod bundle was
measured using Ø155 μm fiber optic distributed temperature sensors (DTS). The bundle …

Exploring the use of alumina nanofluid as emergency coolant for nuclear fuel bundle

AS Chinchole, A Dasgupta… - Journal of …, 2019 - asmedigitalcollection.asme.org
Nanofluids are suspensions of nanosized particles in any base fluid that show significant
enhancement of their heat transfer properties at modest nanoparticle concentrations. Due to …

Analysis of conduction-controlled rewetting of a hot surface by variational method

MK Agrawal, SK Sahu - Heat and Mass Transfer, 2013 - Springer
A two region conduction-controlled rewetting model of hot surface with constant heat transfer
coefficient in wet region and an adiabatic condition in the dry region is solved by the …

[HTML][HTML] Water film covering characteristic on horizontal fuel rod under impinging cooling condition

P Zhang, B Wang, R Chen, GH Su, W Tian… - Nuclear Engineering and …, 2022 - Elsevier
Jet impinging device is designed for decay heat removal on horizontal fuel rods in a low
temperature heating reactor. An experimental system with a fuel rod simulator is established …

Numerical analysis on the effect of flow rates and jet diameter in rewetting vertical nuclear fuel bundle with jet impingements

A Debbarma, KM Pandey - Annals of Nuclear Energy, 2016 - Elsevier
Transient two-phase numerical analysis on the rewetting of vertical nuclear fuel rod bundle
has been carried out. In the present investigation, the working domain was framed with …

Cooling of very hot vertical tubes by falling liquid film in presence of countercurrent flow of rising gases

SA Nada - International Journal of Thermal Sciences, 2015 - Elsevier
An experimental investigation of cooling a very hot vertical tube by sudden introduction of a
falling liquid film in the presence of a countercurrent flow of rising hot gases air is presented …