Verification and validation of large eddy simulation with Nek5000 for cold leg mixing benchmark

JK Lai, E Merzari, YA Hassan, P Fischer… - Nuclear Engineering and …, 2020 - Elsevier
Large eddy simulation (LES) of an experimental benchmark investigating buoyant mixing
among two fluids is developed for verification and validation. Flow physics involve a …

Results of thermal mixing tests at the HDR-facility and comparisons with best-estimate and simple codes

L Wolf, U Schygulla, W Haeffner, K Fischer… - … Engineering and Design, 1987 - Elsevier
This paper reports about experimental and analytical results of a first series of three thermal
mixing experiments at HDR with high-pressure cold water injection (20° C) into one cold leg …

PTS thermal hydraulic testing in the OSU APEX facility

JN Reyes, JT Groome, AY Lafi, D Wachs… - International journal of …, 2001 - Elsevier
The APEX Test Facility at Oregon State University has been modified to simulate a typical 2×
4 loop Combustion Engineering nuclear plant. The new configuration, APEX-CE, will be …

A unified interpretation of one-fifth to full scale thermal mixing experiments related to pressurized thermal shock

TG Theofanous, H Yan - 1991 - osti.gov
Thermal mixing in relation to Pressurized Thermal Shock has been examined
experimentally throughout the world in a variety of scales. These include the CREARE-1/5 …

An analytical mixing model for buoyant jet injected into pipe flow

JH Kim - 1985 - asmedigitalcollection.asme.org
An analytical model based on jet trajectory, jet diffusion layer, and flow establishment which
predicts mixing of a cold jet injected at an angle into a hot crossflow in a horizontal pipe is …

A criterion for predicting thermal stratification due to high-pressure injection in a circulating reactor loop

HP Nourbakhsh, TG Theofanous - Nuclear Science and …, 1986 - Taylor & Francis
A Criterion for Predicting Thermal Stratification Due to High-Pressure Injection in a Circulating
Reactor Loop Page 1 NUCLEAR SCIENCE AND ENGINEERING: 94, 77-79 (1986) Technical …

Investigation of fluid mixing with direct vessel injection

JH Cha, HG Jun - Nuclear engineering and design, 1994 - Elsevier
The object of this work is to investigate fluid mixing phenomena as they related to
pressurized thermal shock (PTS) in a pressurized water reactor vessel downcomer during …

Mixing phenomena of interest to SBLOCAs

TG Theofanous, K Iyer - Nuclear Engineering and Design, 1987 - Elsevier
Small break LOCAs may lead to flow stagnation with high primary system pressure. The
thermal mixing of the high pressure safety injection under such conditions has important …

[PDF][PDF] uS Transactions of the 15" International Conference on 篮》 Structural Mechanics in Reactor Technology (SMiRT-15) Z. Scoul, Korea, August 15-20, 1999 [307/3

KM Hwang, HK Youm, YH Seo, TE Jin - repository.lib.ncsu.edu
The thermal stratification phenomenon of Reactor Coolant System (RCS) piping and the
formation of cold water plume of Reactor Pressure Vessel (RPV) downcomer, when High …

Derivation of mixing parameters from the HDR-thermal mixing experiments

W Häfner, L Wolf - International Journal of Pressure Vessels and Piping, 1988 - Elsevier
This paper presents the results of an analysis and interpretation of mixing phenomena in the
cold leg near the injection nozzle during the high-pressure injection (HPI) of cold emergency …