Review of two-phase flow instabilities in macro-and micro-channel systems

LE O'Neill, I Mudawar - International Journal of Heat and Mass Transfer, 2020 - Elsevier
Study of two-phase flow instabilities began in the late 1920′ s, and in the nearly 100 years
since, significant progress has been made in both experimental and theoretical …

Two-phase flow boiling instabilities: A review

C Li, X Fang, Q Dai - Annals of Nuclear Energy, 2022 - Elsevier
The present work is to solve or suppress the two-phase flow boiling instability. A
comprehensive review shows the research progress of flow instability types, experimental …

Numerical study on the heat transfer deterioration and its mitigations for supercritical CO2 flowing in a horizontal miniature tube

C Eze, SA Khan, KT Lau, S Ahmad, L Chen… - Annals of Nuclear …, 2021 - Elsevier
Responding to the rapid growth of size reduction in engineering systems, it is crucial to
explore the safety performance of supercritical fluid systems in miniature tubes. In this paper …

Multi-region oscillation characteristics and hazard of supercritical carbon dioxide in parallel channels natural circulation system

Q Luo, Y Zhou, Y Huang, J Huang, W Hu, Y Yuan… - Energy, 2023 - Elsevier
In order to solve the energy crisis, many countries have actively explored alternative energy
and more efficient power cycle systems, among which flexible operation supercritical carbon …

The mechanism and onset boundary of flow instability for supercritical CO2 heated in vertical single-tube: Experimental study

S Zhang, C **ao, D Gong, E Huo - International Communications in Heat …, 2024 - Elsevier
An experimental system is built to study the thermal instability of supercritical CO 2 heated in
vertical single-tube. The test section is heated uniformly by a DC power (0–6 kW) and the …

Numerical study on heat transfer and flow oscillations of supercritical-pressure water in helical tubes

M Liu, Z Zhang, X Yang, S Jiang - Annals of Nuclear Energy, 2024 - Elsevier
A deep understanding of flow oscillations of supercritical fluids in helical tubes is of great
significance for the safety of supercritical steam generators. A numerical study was …

Experimental investigation on flow instabilities of ultra-supercritical water in parallel channels

W Wang, D Yang, Z Liang, M Qu, S Ouyang - Applied Thermal Engineering, 2019 - Elsevier
An experimental study on the flow instabilities of ultra-supercritical water in the water wall
tubes of an ultra-supercritical circulating fluidized bed (CFB) boiler was conducted. The …

Experimental investigation on hydrodynamic characteristics of 1, 1, 1, 2-tetrafluoroethane (R134a) in a horizontal tube at supercritical pressures

X Zhu, J Yan, S Liu, F Zhu - The Journal of Supercritical Fluids, 2024 - Elsevier
In this study, we experimentally assessed the hydrodynamic characteristics of supercritical-
pressure R134a in a horizontal circular tube at pressure, inlet temperature, and heat flux …

Influences of tube wall on the heat transfer and flow instability of various supercritical pressure fluids in a vertical tube

Z Zhang, C Zhao, X Yang, P Jiang, S Jiang… - Applied Thermal …, 2019 - Elsevier
The subcritical steam generators in the current high temperature gas-cooled reactor pebble-
bed module, HTR-PM, in China can be replaced by supercritical steam generators to better …

Analysis of flow induced density wave oscillations in the CANDU supercritical water reactor

G Dutta, C Zhang, J Jiang - Nuclear Engineering and Design, 2015 - Elsevier
In this paper, a 1-D thermal-hydraulic model, THRUST, is developed to simulate and
analyze the CANDU supercritical water reactor (SCWR) from the thermodynamic point of …