Gas diffusion layer or GDL is a key part of any fuel cell. It is generally made of woven carbon cloth and non-woven carbon fiber paper. The main objective of fuel cell GDL is to support the catalyst layer that provides good mechanical strength, enhance the electrical conductivity and easy gas access to catalyst. GDL is main supporting material in the membrane electrode assembly (MEA). Numerous standard gas diffusion layers come with hydrophobic treatment (PTFE) and micro porous layer (MPL). The micro porous layer & hydrophobic treatment supports with the contact to membrane & water management. The micro porous layer provides smooth layer with sufficient surface area, for good contact with the membrane & catalyst. The fuel cell GDL acts as an electrode that enables the diffusion of reactant over the catalyst layered membrane. The porosity & surface area of the GDL enables the reactants in the path of bi-polar plate to diffuse along the dynamic area of the membrane.
As per analysis, “Global Fuel Cell Gas Diffusion Layer (GDL) Market
Status (2015-2019) and Forecast (2020-2024) by Region, Product Type &
End-Use” the key companies operating in the global fuel cell
gas diffusion layer market include Ballard, NuVant Systems, Toray, SGL and
among others.
Furthermore, carbon fiber paper substrate have various features
like corrosion resistance, low cost, high conductivity, high gas permeability
and smooth surface, therefore they are extensively used in different end-use
industries. In addition, based on application, market is categorized as
hydrogen / oxygen air fuel cells, polymer electrolyte fuel cells, direct
methanol fuel cells and others. In polymer electrolyte fuel cell operation, gas
diffusion layer plays an important role. GDL helps in transporting the reactants
to active phase of the electro catalysts and enabling the water removal apart
from the active sites for preventing the flooding. GDL provides electron
pathways from the catalyst layer back to the rigid flow fields in hydrogen and oxygen
air fuel cells. GDL is used to attain the better cell performance to achieve better
water management for system in direct methanol fuel cells.
Based on geography, the North-America holds major share in global fuel cell gas diffusion layer market
owing to rise in demand for fuel cell-powered electric vehicles across the
region. The Europe and Asia-pacific regions are estimated to exhibit higher
growth rate due to increase in investments by government for cleaner energy
source over the forecast period. It is predicted that future of the global
market will be bright as a result of rapid expansion of various industries
during the forecast period.
For More Information, refer to
below link:-
Global
Fuel Cell Gas Diffusion Layer (GDL) Market
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Ankur Gupta, Head Marketing & Communications
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