Numerical simulation of the mixing behaviour of hot and cold fluids in the rectangular T-junction with/without an impeller

K Huang, B Su, T Li, H Ke, M Lin, Q Wang - Applied thermal engineering, 2022 - Elsevier
Thermal stratification is the main reason for thermal fatigue failure in the rectangular T-
junction. An impeller is set in the mixing zone in the rectangular T-junction to improve the …

Applications of wire-mesh sensors in multiphase flows

HFV Peña, OMH Rodriguez - Flow measurement and instrumentation, 2015 - Elsevier
This article offers an overview of the applications of the wire-mesh sensor (WMS) in different
environments. It presents a critical review of the literature, with relevant and recent …

Potential improvements of supercritical recompression CO2 Brayton cycle by mixing other gases for power conversion system of a SFR

WS Jeong, JI Lee, YH Jeong - Nuclear Engineering and Design, 2011 - Elsevier
A sodium-cooled fast reactor (SFR) is one of the strongest candidates for the next generation
nuclear reactor. However, the conventional design of a SFR concept with an indirect …

Large-Eddy Simulation study of turbulent mixing in a T-junction

AK Kuczaj, EMJ Komen, MS Loginov - Nuclear Engineering and Design, 2010 - Elsevier
A potential cause of thermal fatigue failures in energy cooling systems is identified with
cyclic stresses imposed on a piping system. These are generated due to temperature …

Thermal mixing in T-junctions

VS Naik-Nimbalkar, AW Patwardhan, I Banerjee… - Chemical engineering …, 2010 - Elsevier
Temperature fluctuations occur due to thermal mixing of hot and cold streams in the T-
junctions of the piping system in nuclear power plants. Temperature fluctuations cause …

A hybrid reduced order method for modelling turbulent heat transfer problems

S Georgaka, G Stabile, K Star, G Rozza, MJ Bluck - Computers & Fluids, 2020 - Elsevier
A parametric, hybrid reduced order method based on the Proper Orthogonal Decomposition
with both Galerkin projection and interpolation based on Radial Basis Functions method is …

Performance of supercritical Brayton cycle using CO2-based binary mixture at varying critical points for SFR applications

WS Jeong, YH Jeong - Nuclear Engineering and Design, 2013 - Elsevier
The supercritical carbon dioxide Brayton cycle (S-CO 2 cycle) has attracted much attention
as an alternative to the Rankine cycle for sodium-cooled fast reactors (SFRs). The higher …

[HTML][HTML] Large eddy simulation of a T-Junction with upstream elbow: The role of Dean vortices in thermal fatigue

R Tunstall, D Laurence, R Prosser, A Skillen - Applied Thermal Engineering, 2016 - Elsevier
Turbulent mixing of fluids in a T-Junction can generate oscillating thermal stresses in pipe
walls, which may lead to high cycle thermal fatigue. This thermal stripping problem is an …

Large eddy simulation on thermal mixing of fluids in a T-junction with conjugate heat transfer

PK Selvam, R Kulenovic, E Laurien - Nuclear Engineering and Design, 2015 - Elsevier
High cycle thermal fatigue failure in a nuclear power plant T-junction piping system may be
caused by near-wall temperature fluctuations due to thermal mixing of hot and cold fluid …

Suitability of wall-functions in Large Eddy Simulation for thermal fatigue in a T-junction

ST Jayaraju, EMJ Komen, E Baglietto - Nuclear Engineering and Design, 2010 - Elsevier
Large Eddy Simulations are performed in a T-junction to analyze the suitability of wall-
functions in accurately predicting the thermal fluctuations acting on the pipe walls due to …