摘要:
Disclosed is a polymer membrane for a battery including a porous support including a fiber including a core including a high melting-point polymer; and a sheath including a low melting-point polymer surrounding the core, and a method of preparing the same. The polymer membrane for a battery may further include a proton conductive polymer.
摘要:
A membrane electrode assembly including an electrolyte membrane; a catalyst layer on the electrolyte membrane; a gas diffusion layer attached to the catalyst layer; and an adhesive layer between the electrolyte membrane and the gas diffusion layer around an outer edge of the catalyst layer, and a fuel cell stack including a plurality of unit cells, each including one of the membrane electrode assemblies.
摘要:
A catalyst layer composition for a fuel cell includes an ionomer cluster, a catalyst, and a solvent including water and polyhydric alcohol; and an electrode for a fuel cell includes a catalyst layer comprising an ionomer cluster having a three-dimensional reticular structure, and a catalyst, a method of preparing a electrode for a fuel cell includes a catalyst layer comprising an ionomer cluster having a three-dimensional reticular structure, and a catalyst, and a membrane-electrode assembly for a fuel cell including the electrode and a fuel cell system including the membrane-electrode assembly.
摘要:
A fuel cell stack includes at least one membrane electrolyte assembly having an electrolyte membrane, an anode on a first surface of the electrolyte membrane, and a cathode on a second surface opposite to the first surface of the electrolyte membrane; and at least one supply member coupled to the electrolyte membrane and configured to supply a conductive material to the electrolyte membrane.
摘要:
A fuel cell separator and a fuel cell system including the same. The separator includes a main body including a plurality of cell barriers and a flow channel disposed between the cell bathers, and a hydrophilic surface-treatment layer disposed on the bottom surface of the flow channel of the main body. The hydrophilic surface-treatment layer disposed on the bottom surface of the flow channel has a contact angle less than a contact angle of a side surface of at least one of the cell barriers by approximately 10° to approximately 60°.
摘要:
A membrane-electrode assembly for a fuel cell, the membrane-electrode assembly including an electrolyte membrane; an edge protective layer located at generally an edge of the electrolyte membrane; and a catalytic layer including a plate portion contacting the electrolyte membrane and a protruding portion protruding from the plate portion and contacting the edge protective layer.
摘要:
A fuel cell stack including an electricity generating unit and a pair of end plates is disclosed. The electricity generating unit includes membrane-electrode assemblies and separators interposed between the membrane-electrode assemblies. The separators have recess portions formed on side faces thereof and may be configured to hold an external device for replacement of a single membrane-electrode assembly within the fuel cell stack. The end plates are located sandwiching the electricity generating unit by using fastening members to press the electricity generating unit.
摘要:
A membrane-electrode assembly for a fuel cell is disclosed. The membrane-electrode assembly may include a polymer electrolyte membrane, an adhesive layer disposed on the polymer electrolyte membrane and a catalyst layer formed, as part of the adhesive layer. The polymer electrolyte membrane, the adhesive layer and the catalyst layer may be positioned between a cathode substrate and an anode substrate. The cathode may include a cathode substrate and the anode may include an anode substrate. A method for manufacturing a membrane-electrode assembly and a system incorporating a membrane-electrode assembly are also disclosed.
摘要:
The electrode for a fuel cell of the present invention includes a carbonaceous electrode substrate, a microporous layer formed on the surface of the electrode substrate with the microporous layer including a carbonized polymer, and nano-carbon formed on the surface of the microporous layer with a catalyst layer coated on the surface of the nano-carbon. Alternatively, an electrode for a fuel cell includes a carbonaceous electrode substrate in which carbon particles are dispersed, a nano-carbon on the electrode substrate with a catalyst layer on the surface of the nano-carbon.
摘要:
A fuel cell stack includes membrane-electrode assemblies and separators that are closely disposed to both sides of the membrane-electrode assembly. Each membrane-electrode assembly includes an electrolyte membrane, an anode electrode that is formed on one surface of the electrolyte membrane, a cathode electrode that is formed on the other surface of the electrolyte membrane, and a protective layer formed at an oxidant inlet region where oxidant is first injected into the respective cathode electrode.