Proton Exchange Membrane Description
Proton Exchange Membrane for water electrolysis is the core component of hydrogen fuel cell membrane electrode MEA. Inside the fuel cell, the proton exchange membrane provides a channel for the migration and transport of protons, allowing protons to pass through the membrane from the anode to the cathode, forming a loop with the electron transfer of the external circuit to provide current to the outside world.
PEM offers a reliable and efficient solution for producing high-purity hydrogen. With its compact design, fast response, and ability to operate under high pressures, PEM electrolyzers are ideal for applications ranging from renewable energy storage to industrial hydrogen supply. While the technology faces challenges such as high material costs and durability concerns, ongoing advancements are rapidly enhancing its scalability and economic feasibility. As a critical component in the shift towards green hydrogen and sustainable energy systems, PEM electrolysis plays a pivotal role in supporting global decarbonization efforts and fostering a clean energy future.
Proton Exchange Membrane Specification
Physical and Other Properties
Physical Properties
|
Technical Indicators
|
Tensile Test (23°C, 50% RH)
|
N-11
|
N-11W
|
Tensile Strength (MPa)
|
≥28
|
≥28
|
Elastic Modulus (MPa)
|
≥400
|
≥200
|
Elongation at break (%)
|
≥120
|
≥200
|
Specific Gravity
|
1.97
|
1.98
|
Other properties
|
Technical Indicators
|
Conductivity (S/cm)
|
≥0.100
|
≥0.100
|
Acid capacity (meq/g)
|
1.00±0.05
|
1.00±0.05
|
Dissolved hydrogen content in water (ppb Max)
|
-
|
1000
|
Swelling Performance
Swelling Performance
|
Technical Indicators
|
Water content (%)
|
5.0±3.0
|
5.0±3.0
|
Water absorption rate (%)
|
50.0±5.0
|
50.0±5.0
|
(23℃,50% RH) Thickness Swelling Rate
|
Soaked at 23℃, 50% RH
|
≤5
|
≤18
|
Soaked at 100℃, 50% RH
|
≤15
|
≤30
|
Proton Exchange Membrane Application
- Hydrogen Fuel Production:
Used to generate hydrogen for fuel cells in vehicles and stationary power systems.
- Renewable Energy Storage:
Converts surplus electricity from solar or wind energy into hydrogen for long-term storage.
Provides hydrogen for ammonia production, refining, and other chemical processes.
Helps industries reduce carbon emissions by replacing fossil-based hydrogen with green hydrogen.
Proton Exchange Membrane Packing
Our Proton Exchange Membrane for water electrolysis is carefully handled during storage and transportation to preserve the quality of our product in its original condition.
Specification
Physical and Other Properties
Physical Properties
|
Technical Indicators
|
Tensile Test (23°C, 50% RH)
|
N-11
|
N-11W
|
Tensile Strength (MPa)
|
≥28
|
≥28
|
Elastic Modulus (MPa)
|
≥400
|
≥200
|
Elongation at break (%)
|
≥120
|
≥200
|
Specific Gravity
|
1.97
|
1.98
|
Other properties
|
Technical Indicators
|
Conductivity (S/cm)
|
≥0.100
|
≥0.100
|
Acid capacity (meq/g)
|
1.00±0.05
|
1.00±0.05
|
Dissolved hydrogen content in water (ppb Max)
|
-
|
1000
|
Swelling Performance
Swelling Performance
|
Technical Indicators
|
Water content (%)
|
5.0±3.0
|
5.0±3.0
|
Water absorption rate (%)
|
50.0±5.0
|
50.0±5.0
|
(23℃,50% RH) Thickness Swelling Rate
|
Soaked at 23℃, 50% RH
|
≤5
|
≤18
|
Soaked at 100℃, 50% RH
|
≤15
|
≤30
|