Two-phase flow pressure drop in PEM fuel cell flow channel bends

M Mortazavi - International Journal of Multiphase Flow, 2021 - Elsevier
During the operation of a proton exchange membrane (PEM) fuel cell water is produced as a
byproduct of electrochemical reactions. As the produced water passes through the porous …

[PDF][PDF] Computational fluid dynamics analysis of flow through immobilized catalyzed packed bed reactor for removal of 4-chlorophenol from wastewater

S Sandhibigraha, S Sasmal… - Environmental …, 2020 - eeer.org
The computational fluid dynamics (CFD) simulation of the packed bed reactor (PBR) was
carried out using ANSYS Fluent software. The various process parameters, such as inlet …

Experimental assessment of local void fraction and flow development in a U-bend piping system for air-water two-phase flow

E Kükrer, N Eskin - International Journal of Multiphase Flow, 2023 - Elsevier
This paper presents an experimental investigation of air-water flow in a complete piping
system, covering the two-phase flow development in injector, upstream, U-bend and …

Air-water two-phase bubbly flow across 90 vertical elbows. Part I: Experiment

S Qiao, S Kim - International Journal of Heat and Mass Transfer, 2018 - Elsevier
This study performs experimental investigation on two-phase bubbly flow through 90°
vertical elbows going from vertical-upward to horizontal and horizontal to vertical-downward …

On the prediction of two-phase pressure drop across 90° vertical elbows

S Qiao, S Kim - International Journal of Multiphase Flow, 2018 - Elsevier
The present study investigates the two-phase flow pressure drop across 90° vertical elbows.
The elbows, positioned in the vertical-upward to horizontal and horizontal to vertical …

Combined APSO-ANN and APSO-ANFIS models for prediction of pressure loss in air-water two-phase slug flow in a horizontal pipeline

F Moghaddas, A Kabiri-Samani, M Zekri… - Journal of …, 2021 - iwaponline.com
Prediction of air-water two-phase flow frictional pressure loss in pressurized tunnels and
pipelines is essentially in the design of proper hydraulic structures and pump systems. In the …

Experimental investigation of the isothermal pressure drops in mini-elbows

HK Tam, JQ Ji, LM Tam, AJ Ghajar - Heat Transfer Engineering, 2023 - Taylor & Francis
An experimental setup was built in this study to measure the pressure drop for the horizontal
mini-scale elbows under the isothermal boundary condition. Six stainless steel mini-elbows …

Retrofitting a two-phase flow pressure drop model for pem fuel cell flow channel bends

M Mortazavi, RC Shannon… - 2021 20th IEEE …, 2021 - ieeexplore.ieee.org
During the operation of a proton exchange membrane (PEM) fuel cell, water and heat are
produced as byproducts. The water produced in the cathode electrode can pass through the …

[PDF][PDF] 竖直L 形弯管中气液两相流压降特性

汪冰, 陈善群, 廖斌 - 科学技术与工程, 2023 - stae.com.cn
摘要为探究重力作用下弯管的最佳几何形态, 采用Fluent 中的Realizable k-ε
紊流模型结合Mixture 两相流模型对竖直条件下L 形弯管中气液两相流的压降特性进行了系统的 …

Prediction of steady-state two-phase flow of nitrogen+ extinguishant in the pipeline and a correlation for mass flow rate

S Liu, Y Xie, M Chen, J Rawska, H Wu, J Yu - Journal of Thermal Analysis …, 2022 - Springer
Nitrogen used for pressurization of a fire extinguisher could be partially dissolved in the fire
extinguishing agent, forming a binary mixture accompanied by a phase change while …