Numerical investigation of flow boiling characteristics in narrow rectangular channels using two-fluid Eulerian CFD model covering a wide range of pressures

J Han, W He, Y Liu, D Gao, C Zhao, H Bo - Applied Thermal Engineering, 2024 - Elsevier
Narrow channel heat exchange technology is one of the key technologies for the
development of integrated small modular reactors (SMR). The 'wall heat flux …

A unifying bubble-layer-based theoretical model for flow boiling and application to a rod bundle

W He, C Zhao, J Han, Z Sun, Z Liu, H Bo - International Communications in …, 2024 - Elsevier
Current analyses of flow boiling primarily utilize two−/three-dimensional numerical
simulations or one-dimensional empirical correlations/models. To develop a quasi-two …

Thermal-hydraulic analysis of once-through steam generator with annular narrow slot tube

J Han, W He, Y Liu, C Zhao, H Bo - Applied Thermal Engineering, 2025 - Elsevier
Integrated small modular reactors (SMR) have garnered significant attention in the field of
nuclear energy, with the high-performance integrated steam generator being a critical …

Experimental investigation on steam-water flow patterns in a vertical narrow rectangular channel utilizing conductance scanning measurement

Y Yang, J Xiong - International Journal of Heat and Mass Transfer, 2024 - Elsevier
In order to tackle the challenges in two-phase flow measurement in narrow rectangular
channels, especially under pressurized conditions, a novel conductance scanning sensor …

Geometric effects on boiling heat transfer performance: A molecular dynamics study

D Gao, Z Sun, J Han, Z Liu, C Zhao, H Bo - … Journal of Heat and Fluid Flow, 2024 - Elsevier
With the development of nanosurface preparation and nanoscale simulation techniques, the
effect of nanostructured surfaces on bubble nucleation and boiling heat transfer capability …

[PDF][PDF] 矩形窄缝通道内流动沸腾的数值模拟研究

韩晋玉, 刘瑶, 赵陈儒, 薄涵亮 - 工程热物理学报, 2024 - jeth.magtechjournal.com
窄缝通道换热技术是一体化小型模块式反应堆发展的关键技术之一. 基于窄缝沸腾换热原理的换
热器具有结构紧凑和换热能力强等特点. 本文采用基于欧拉–欧拉法的两流体模型以及RPI …

EXPERIMENTAL AND NUMERICAL INVESTIGATION ON SATURATED FLOW BOILING IN A NARROW RECTANGULAR CHANNEL

J Han, Y Liu, W He, C Zhao, H Bo - The Proceedings of the …, 2023 - jstage.jst.go.jp
In this paper, the transport phenomena and heat transfer mechanisms associated with
saturated flow boiling of water in a large aspect ratio narrow channel were computationally …

[PDF][PDF] Void Fraction Calculation Model Based on Two-Phase Flow Patterns in the Scavenge Pipe

J Xie, P Zhu, J Hu, Y Lyv, Z Liu - icas.org
Void fraction is a critical parameter in the oil-air two-phase flow within the scavenge pipe of
the aircraft engine lubrication system. It plays a significant role in analyzing fluid viscosity …

Thermal-Hydraulic Model Investigations of Once-Through Steam Generator with Annular Narrow Slot Heat Transfer Tube for Smr Applications

J Han, Y Liu, C Zhao, H Bo - Yao and Zhao, Chenru and Bo, Hanliang … - papers.ssrn.com
Integrated small modular reactor (SMR) is a hot topic in nuclear energy, and the high-
performance built-in steam generator is one of the key technologies of SMR. The high …