Abstract: A fluid flow plate for fuel cells may include a first surface and a second surface. The first surface has a first fluid inlet for receiving a first fluid, a plurality of first flow channels extending substantially along a first direction for transporting the first fluid, and a first fluid outlet for releasing the first fluid. The second surface having a second fluid inlet for receiving a second fluid, a plurality of second flow channels extending substantially along the first direction for transporting the second fluid, and a second fluid outlet for releasing the second fluid. The first fluid inlet and the second fluid outlet each is located near a first side of the fluid flow plate, and the first fluid outlet and second fluid inlet each is located near a second side of the fluid flow plate. The second side of the fluid flow plate is opposite to its first side. Each of the first and second flow channels has substantially the same length.

Abstract: According to embodiments of the invention, a fuel cell fluid flow field plate is provided. The fuel cell fluid flow field plate includes a flexible substrate including a fluid distribution zone having at least one flow channel, a manifold penetrating the flexible substrate and next to the fluid distribution zone, an upward extending portion extending upward at a position near an interface between the manifold and the fluid distribution zone, wherein a bend angle is between the upward extending portion and the fluid distribution zone, and the upward extending portion has at least one through-hole penetrating through the flexible substrate to expose the manifold, and a cover extending portion linking with the upward extending portion and covering a portion of the fluid distribution zone.

Abstract: A fluid flow plate of a fuel cell includes a main body and a supporting frame. The main body includes a plurality of fluid channels and an opening, wherein the fluid channels converge at the opening. The supporting frame, mounted on the periphery of the opening, is annular shaped and frames the fluid channels. The supporting frame includes a pair of supporting walls respectively disposed on two sides of the fluid channels.

Abstract: According to embodiments of the invention, a fuel cell fluid flow field plate is provided. The fuel cell fluid flow field plate includes a flexible substrate including a fluid distribution zone having at least one flow channel, a manifold penetrating the flexible substrate and next to the fluid distribution zone, an upward extending portion extending upward at a position near an interface between the manifold and the fluid distribution zone, wherein a bend angle is between the upward extending portion and the fluid distribution zone, and the upward extending portion has at least one through-hole penetrating through the flexible substrate to expose the manifold, and a cover extending portion linking with the upward extending portion and covering a portion of the fluid distribution zone.

Abstract: According to embodiments of the invention, a fuel cell fluid flow field plate is provided. The fuel cell fluid flow field plate includes a flexible substrate including a fluid distribution zone having at least one flow channel, a manifold penetrating the flexible substrate and next to the fluid distribution zone, an upward extending portion extending upward at a position near an interface between the manifold and the fluid distribution zone, wherein a bend angle is between the upward extending portion and the fluid distribution zone, and the upward extending portion has at least one through-hole penetrating through the flexible substrate to expose the manifold, and a cover extending portion linking with the upward extending portion and covering a portion of the fluid distribution zone.

Abstract: A fluid cell fluid flow plate comprises: a fluid flow plate, having one face being a fluid flow face for receiving a reactive fluid and the other face being a non-active surface, provided with a first manifold, a second manifold, and a flow channel disposed on the fluid flow face; and a shell passageway piece, configured with parallel-disposed first face and second face that are connected to each other through a connecting face with at least one through hole provided thereon; wherein the flow channel being respectively connected to the first manifold through a first opening and to the second manifold through a second opening; and when the shell passageway piece and the fluid flow plate are combined, the first face contacts the fluid flow face, the second face contacts the non-active surface, and the first manifold communicates with the first opening by the through hole.

Abstract: A fluid flow plate for fuel cells may include a first surface and a second surface. The first surface has a first fluid inlet for receiving a first fluid, a plurality of first flow channels extending substantially along a first direction for transporting the first fluid, and a first fluid outlet for releasing the first fluid. The second surface having a second fluid inlet for receiving a second fluid, a plurality of second flow channels extending substantially along the first direction for transporting the second fluid, and a second fluid outlet for releasing the second fluid. The first fluid inlet and the second fluid outlet each is located near a first side of the fluid flow plate, and the first fluid outlet and second fluid inlet each is located near a second side of the fluid flow plate. The second side of the fluid flow plate is opposite to its first side. Each of the first and second flow channels has substantially the same length.

Abstract: A fluid flow plate of a fuel cell includes a main body and a supporting frame. The main body includes a plurality of fluid channels and an opening, wherein the fluid channels converge at the opening. The supporting frame, mounted on the periphery of the opening, is annular shaped and frames the fluid channels. The supporting frame includes a pair of supporting walls respectively disposed on two sides of the fluid channels.

Abstract: According to embodiments of the invention, a fuel cell fluid flow field plate is provided. The fuel cell fluid flow field plate includes a flexible substrate including a fluid distribution zone having at least one flow channel, a manifold penetrating the flexible substrate and next to the fluid distribution zone, an upward extending portion extending upward at a position near an interface between the manifold and the fluid distribution zone, wherein a bend angle is between the upward extending portion and the fluid distribution zone, and the upward extending portion has at least one through-hole penetrating through the flexible substrate to expose the manifold, and a cover extending portion linking with the upward extending portion and covering a portion of the fluid distribution zone.

Abstract: A fluid flow plate assembly may include a first manifold, a second manifold, and at least one fluid flow channel coupled between the first manifold and the second manifold. The first manifold has a fluid inlet for receiving an incoming fluid and extends along a first direction to provide a channel for transporting the incoming fluid partially along the first direction. The first manifold has at least one distribution outlet in at least a portion of a sidewall region of the first manifold and releases at least one portion of the incoming fluid as a released fluid through the at least one distribution outlet. The second manifold has a fluid outlet for discharging a discharged fluid, the discharged fluid comprising at least one portion of the incoming fluid and extends along a second direction to provide a channel for transporting the discharged fluid partially along the second direction.

Abstract: A single cell structure used in a fuel cell stack with metal separators, the single cell structure comprising: a cathode gas diffusion layer; an anode gas diffusion layer; a membrane electrode assembly, disposed between the cathode gas diffusion layer and the anode gas diffusion layer; a pair of first separators disposed outside the cathode gas diffusion layer and the anode gas diffusion layer, a first surface of the first separators being provided with a plurality of grooves and ribs thereon; a pair of second separators disposed outside the first separators to be assembled with the first separators, a first surface of the second separators being provided with a plurality of groove and ribs; and a pair of middle separators disposed outside the second separators to be assembled with the second separators.

Abstract: A fluid cell fluid flow plate comprises: a fluid flow plate, having one face being a fluid flow face for receiving a reactive fluid and the other face being a non-active surface, provided with a first manifold, a second manifold, and a flow channel disposed on the fluid flow face; and a shell passageway piece, configured with parallel-disposed first face and second face that are connected to each other through a connecting face with at least one through hole provided thereon; wherein the flow channel being respectively connected to the first manifold through a first opening and to the second manifold through a second opening; and when the shell passageway piece and the fluid flow plate are combined, the first face contacts the fluid flow face, the second face contacts the non-active surface, and the first manifold communicates with the first opening by the through hole.