Journal ArticleDOI
Numerical simulation of liquid water emerging and transport in the flow channel of PEMFC using the volume of fluid method
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TLDR
In this paper, the effects of the water velocity in the GDL hole, the airflow velocity and the wettability of the channel surfaces on the water emerging process and transport in the flow channel are investigated.About:
This article is published in International Journal of Hydrogen Energy.The article was published on 2020-11-04. It has received 43 citations till now. The article focuses on the topics: Airflow & Volume of fluid method.read more
Citations
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Journal ArticleDOI
Review on water management methods for proton exchange membrane fuel cells
TL;DR: In this paper, the effects of water content on the cathode, anode, gas diffusion layer (GDL), catalyst layer (CL) and flow channel are investigated in a transparent proton exchange membrane fuel cell.
Journal ArticleDOI
3D lattice Boltzmann modeling of droplet motion in PEM fuel cell channel with realistic GDL microstructure and fluid properties
TL;DR: In this paper, a 3D multi-component multi-phase lattice Boltzmann model is developed to study the droplet motion in the flow channel of proton exchange membrane fuel cell.
Journal ArticleDOI
Droplet dynamic characteristics on PEM fuel cell cathode gas diffusion layer with gradient pore size distribution
Yulin Wang,Yulin Wang,Xiao-Dong Wang,Xiaoai Wang,Tao Liu,Tingting Zhu,Tingting Zhu,Shengchun Liu,Yanzhou Qin +8 more
TL;DR: In this paper, the influence of different pore sizes, GPSD and wettabilities of GDL on droplet dynamic characteristics is numerically evaluated by using the volume of fluid (VOF) method through the analysis of the interaction among the forces over droplet.
Journal ArticleDOI
Roughness effects of gas diffusion layers on droplet dynamics in PEMFC flow channels
Yanyao Bao,Yixiang Gan +1 more
TL;DR: In this paper, the effects of GDL surface roughness on the water droplet removal inside a PEMFC flow channel have been investigated using the Volume of Fluid method, where rough surfaces are generated according to realistic GDL properties by incorporating RMS roughness and roughness wavelength as the main characteristic parameters.
Journal ArticleDOI
Numerical investigation of 3D rhombus designed PEMFC on the cell performance
TL;DR: In this article, a numerical 3D procedure based on the Finite Volume Method is presented to solve the governing equations of Proton Exchange Membrane Fuel Cell (PEMFC) with rhombus design.
References
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Journal ArticleDOI
Review and evaluation of hydrogen production methods for better sustainability
TL;DR: In this paper, the authors examined various potential methods of hydrogen production using renewable and non-renewable sources and comparatively assessed them for environmental impact, cost, energy efficiency and exergy efficiency.
Journal ArticleDOI
Liquid Water Removal from a Polymer Electrolyte Fuel Cell
TL;DR: In this paper, liquid droplet formation and emergence from the gas diffusion layer GDL and gas channel of a polymer electrolyte fuel cell PEFC are studied experimentally and theoretically.
Journal ArticleDOI
Visualization and quantification of cathode channel flooding in PEM fuel cells
Irfan S. Hussaini,Chao Yang Wang +1 more
TL;DR: In this article, an in situ visualization study of cathode flooding in an operating fuel cell is presented, and the impact of flooding is also presented in terms of measurable parameters like two-phase pressure drop coefficient and voltage loss.
Journal ArticleDOI
Water behavior in serpentine micro-channel for proton exchange membrane fuel cell cathode
TL;DR: In this article, the behavior of water in the air-water flow inside a serpentine channel for a proton exchange membrane (PEM) fuel cell was investigated using the FLUENT software package.
Journal ArticleDOI
Three-dimensional numerical simulations of water droplet dynamics in a PEMFC gas channel
TL;DR: In this paper, the dynamic behavior of liquid water emerging from the gas diffusion layer (GDL) into the gas flow channel of a polymer electrolyte membrane fuel cell (PEMFC) is modeled by considering a 1000μm long air flow microchannel with a 250μm-to-250μm square cross section and having a pore on the GDL surface through which water emerges with prescribed flow rates.
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