Review of vapor condensation heat and mass transfer in the presence of non-condensable gas

J Huang, J Zhang, L Wang - Applied thermal engineering, 2015 - Elsevier
Abstract In 1929, Donald Othmer discovered that a small amount of non-condensable gases
(NCG) in pure vapor had a great effect on condensation heat transfer coefficient (HTC) …

State-of-the-art and review of condensation heat transfer for small modular reactor passive safety: Computational studies

PK Bhowmik, SJ Ormiston, JP Schlegel… - … Engineering and Design, 2023 - Elsevier
The small modular reactor (SMR) is a promising option with added safety features,
economical manufacturing, reliable parts, portability, and scalable energy capacity that emits …

Prediction of steam condensation in the presence of noncondensable gases using a CFD-based approach

A Dehbi, F Janasz, B Bell - Nuclear Engineering and Design, 2013 - Elsevier
We integrate in the ANSYS CFD code Fluent a model for wall condensation from a vapor–
noncondensable gas mixture. The condensation phenomenon is modeled from first …

Improvement of diffusion layer model for steam condensation in the presence of non-condensable gas under turbulent free convection

T Wang, L Tong, X Cao - Applied Thermal Engineering, 2022 - Elsevier
Steam condensation plays a crucial role in predicting the pressure behavior and hydrogen
distribution in nuclear power plant containment during a postulated loss-of-coolant accident …

A CFD study of wave influence on film steam condensation in the presence of non-condensable gas

X Wang, H Chang, M Corradini - Nuclear Engineering and Design, 2016 - Elsevier
Steam condensation plays an important role in removing heat from the containment of a
nuclear plant during postulated accidents. However, due to the presence of non …

A universal correlation development for film-wise condensation in the presence of non-condensable gases on vertical walls under turbulent free convection

T Wang, L Tong, X Cao - Annals of Nuclear Energy, 2023 - Elsevier
Accurate prediction of steam condensation in the presence of non-condensable gases is
essential for accident analysis in nuclear reactor containments. This study uses the steam …

Modeling thermal and geometrical effects on non-condensable gas desorption in horizontal-tube bundles of falling film evaporation

L Yang, L Zhang, A Li, J Wu - Desalination, 2020 - Elsevier
Non-condensable gas (NCG) released in the multi-effect distillation associated with a
thermal vapor compression (MED-TVC) seawater desalination seriously deteriorates the …

Improvement of the MELCOR condensation heat transfer model for the thermal-hydraulic analysis of a PWR containment

JM Yoo, JH Kang, BJ Yun, SW Hong… - Progress in Nuclear Energy, 2018 - Elsevier
During a hypothetical loss-of-coolant accident or a severe accident in a light water nuclear
reactor (LWR), condensation heat transfer directly affects the pressure behavior and …

A 2D numerical study on the condensation characteristics of three non-azeotropic binary hydrocarbon vapor mixtures on a vertical plate

L Zhang, G Zhang, Y Zhang, M Tian, J Zhang - Chinese Journal of …, 2020 - Elsevier
To improve the transportation efficiency and reduce the supply cost, the liquefaction
becomes an important technology to store and transport the natural gas. During the …

Modeling of PANDA isolation condenser experiments with MELCOR and Apros

T Sevón, S Hillberg - Annals of Nuclear Energy, 2020 - Elsevier
Modeling methods were developed for passive cooling systems, in which steam condenses
in vertical tubes. Isolation condenser experiments performed in the PANDA facility were …