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A membrane electrode assembly (MEA) is an assembled stack of:
Proton exchange membrane (PEM)
Catalyst
Gas Diffusion Layer (GDL)
Specifications of membrane electrode assembly:
Thickness | 50 μm. |
Sizes | 5 cm2, 16 cm2, 25 cm2, 50 cm2 or 100 cm2 active surface areas. |
Catalyst Loading | Anode = 0.5 mg Pt/cm2.Cathode = 0.5 mg Pt/cm2. |
Membrane electrode assembly types | 3-layer, 5-layer, 7-layer (so before ordering, please clarify how many layers MEA you prefer, and also provide the MEA drawing). |
Good chemical stability.
Excellent working performance.
Rigid design.
Durable.
Application
Electrolyzers
Polymer Electrolyte Fuel Cells
Hydrogen/Oxygen Air Fuel Cells
Direct Methanol Fuel Cells
Proton exchange membranes: the core secret of fuel cells
In this era of environmental protection and energy conservation, we are looking for a cleaner and more efficient way to convert energy. Fuel cells, as one of these options, are receiving increasing attention. In the fuel cell, proton exchange membrane, as a key component, is the core secret of the fuel cell.
Proton exchange membranes play an important role in fuel cells. First, it acts as a barrier, separating hydrogen and oxygen, preventing the two gases from mixing and causing an explosion. At the same time, it acts as a channel for hydrogen ions to pass from the anode through the membrane to the cathode, thus generating electricity.
The advantage of proton exchange membranes is their excellent performance. It has excellent chemical stability and thermal stability, and can work normally in high temperature and high pressure environments. At the same time, its low resistance characteristics can reduce the energy consumption of the battery and improve energy efficiency. In addition, its explosion-proof function can also effectively ensure the safety of use.
With the continuous progress of science and technology, the technology of proton exchange membrane is also constantly developing. In the future, proton exchange membranes are expected to achieve higher performance, lower energy consumption, more safety and reliability, and longer service life. At the same time, as the fuel cell market continues to expand, the demand for proton exchange membranes will continue to grow.
In general, proton exchange membrane as a key component in fuel cells, its role is irreplaceable. Let’s look forward to more exciting performance of proton exchange membranes in fuel cells!