Abstract: An embodiment unitized fuel cell includes a cell frame including an electricity generating assembly (EGA) bonded to a frame, the cell frame including a manifold hole disposed at an end part of the frame and a reaction gas guide part extending from the manifold hole, wherein the manifold hole is configured to allow a reaction gas to pass therethrough, and a pair of bipolar plates respectively laminated on both sides of the cell frame, the pair of bipolar plates including a first bipolar plate configured to form a flow path of the reaction gas together with the reaction gas guide part of the cell frame, the first bipolar plate having a recessed hole disposed on a part corresponding to the reaction gas guide part to expose a part of the reaction gas guide part therethrough and a second bipolar plate bonded to the cell frame.

Abstract: An embodiment unit cell of a fuel cell stack includes an EGA in which a MEA and a GDL are bonded, a sheet including an insertion groove and a through hole for flowing a gas therethrough, wherein the EGA is insertable into the insertion groove, a first separator coupled to the sheet and including a first reaction flow field through which a first gas flows on a first side of the first separator, and a second separator coupled to the sheet and including a second reaction flow field through which a second gas flows on a first side of the second separator, a second gas flow field connected to a first or second end of the second reaction flow field, and a first gas flow field connected to the first reaction flow field through the through hole disposed at a point spaced apart from the second gas flow field.

Abstract: In an embodiment, a unitized fuel cell includes a cell frame, a plurality of separators each including a cooling medium guide part extending from a manifold hole and having a selected area, a plurality of support protrusions protruding from the guide part of each of the separators toward the cooling surface, spaced apart from each other, and including a cooling medium flow field between the spaced protrusions, and an adhesive medium between the cell frame and the reaction surface on the guide part of each of the separators to provide a coupling force to each of the separators and the cell frame. In some embodiments, the adhesive medium does not overlap the plurality of support protrusions on the guide part.

Abstract: An embodiment integrated unit cell for a fuel cell stack includes an insert constructed with a membrane electrode assembly and a pair of gas diffusion layers disposed on opposite surfaces of the membrane electrode assembly, a frame having a form of a sheet, the frame being disposed to surround a periphery of the insert in an outer boundary region of the insert and joined to any one of opposite surfaces of the periphery of the insert by a first adhesive member at an interface thereof, and a pair of separators disposed on opposite surfaces of the frame, respectively, and joined to the opposite surfaces of the frame by second adhesive members.

Abstract: A sheet frame module capable of forming an airtight line and flow path of reaction gas by bonding a plurality of sheet frames configured in a flat shape separately from a separator, and a unit cell for a fuel cell including the same, is disposed between a pair of separators for a fuel cell to form an airtight line and flow path of reaction gas, and includes a center sheet frame in which a membrane electrode assembly is disposed at a center portion thereof; a first side sheet frame disposed between one side of the center sheet frame and one of the pair of separators to form an airtight line and flow path of a first reaction gas; and a second side sheet frame disposed between the other side of the center sheet frame and another of the pair of separators to form an airtight line and flow path of a second reaction gas.

Abstract: A separator assembly for a fuel cell and a fuel cell stack including the same, is uniformly capable of forming a surface pressure of a region where a reaction gas flows when a stack is stacked by adjusting a height and shape of a gasket line for each region in which the reaction gas flows.

Abstract: Provided is a separator assembly for a fuel cell and a fuel cell stack including the same that are capable of strengthening a surface pressure of a surface pressure weakening point formed between an inner airtight line and an outer airtight line. A separator assembly according to an exemplary embodiment of the present disclosure is configured such that a pair of separators are bonded together and are stacked on each other while facing each other with a sub-gasket that surrounds and supports a membrane electrode assembly therebetween, and includes a first separator, and a second separator having a cooling airtight line, an inner airtight line, and an outer airtight line, wherein at least one support forming a surface pressure is provided in a region between the inner airtight line and the outer airtight line of the second separator.

Abstract: Disclosed are a separator module for fuel cells which may reduce pressure loss and improve flow distribution in a separator, and a unit cell for fuel cells including the separator module. The separator module includes a separator main body including a pair of manifold parts formed at both ends of the separator main body and having a plurality of manifolds, a main body reaction part formed between the pair of manifold parts such that reaction gas flows in the main body reaction part, and a pair of main body diffusion parts formed between the main body reaction part and the pair of manifold parts such that the reaction gas is diffused in the main body diffusion parts, and a porous body disposed on one surface of the separator main body in a region corresponding to the main body reaction part and the pair of main body diffusion parts.

Abstract: An embodiment separator for a fuel cell includes a separator body having a plate shape and including a metal material on which a plurality of manifolds is provided to introduce or discharge reaction gas or cooling water and a molding gasket surrounding an inner edge of at least one manifold selected from among the plurality of manifolds provided on the separator body, the molding gasket being configured to prevent corrosion.

Abstract: An apparatus for measuring a cell pitch of a fuel cell stack, the fuel cell stack including a plurality of unit cells stacked in a stacking direction, wherein each unit cell has a membrane electrode assembly (MEA) interposed between a pair of metal separators, is provided. The apparatus includes a detector configured to generate a magnetic field in response to application of a current while being moved along the stacking direction of the unit cells, and sense an induced current generated in the separators by the generated magnetic field to detect positions of the separators.

Abstract: Presented are a method and a device for multi-sensor data-based fusion information generation for 360-degree detection and recognition of a surrounding object. The present invention proposes a method for multi-sensor data-based fusion information generation for 360-degree detection and recognition of a surrounding object, the method comprising the steps of: acquiring a feature map from a multi-sensor signal by using a deep neural network; converting the acquired feature map into an integrated three-dimensional coordinate system; and generating a fusion feature map for performing recognition by using the converted integrated three-dimensional coordinate system.

Abstract: Disclosed is a separator for a fuel cell. The separator includes a separator main body formed in a plate shape such that a first surface thereof forms a reaction surface and a second surface thereof forms a cooling surface, each of which has a reaction area at a center portion thereof and formed with multiple manifold areas through which multiple manifolds to which a reaction gas or a coolant is respectively introduced or discharged pass to opposite sides of the reaction area, and in which a pair of diffusion areas that diffuse the reaction gas or the coolant are formed between the reaction area and the pair of manifold areas, and includes multiple flow path guide gaskets formed on the pair of diffusion areas and configured such that multiple diffusion flow paths dispersed to the reaction area from at least a pair of the manifolds respectively formed on the pair of manifold areas are formed.

Abstract: An elastomeric cell frame for a fuel cell includes an insert which includes: a membrane electrode assembly including a polymer electrolyte membrane and a pair of electrode layers respectively disposed on opposite sides of the polymer electrolyte membrane; and a pair of gas diffusion layers disposed and bonded on upper and lower surfaces of the membrane electrode assembly, respectively. The insert further includes an elastomeric frame disposed in an external region of the insert. The elastomeric frame surrounds one of opposite edge surfaces of the insert and a side surface of the insert, the elastomeric frame being interface-bonded, through thermal bonding, to portions of the polymer electrolyte membrane and the electrode layers exposed at the one of opposite edge surfaces of the insert and the side surface of the insert.

Abstract: A separator assembly for a fuel cell able to prevent deformation of a separator due to a flow pressure of a reaction gas at a first reaction gas inlet, and a fuel cell stack including the same includes: a first separator on one face of which is formed with a first reactive surface over which first reaction gas flows to allow for first reaction gas and second reaction gas to react and on the other face of which is formed with a first cooling surface where cooling occurs; a second separator on one face of which is formed a second reactive surface positioned to face the first reactive surface of the first separator, over which second reaction gas flows to allow for first reaction gas and second reaction gas to react, and on the other face of which is formed a second cooling surface where cooling occurs;, and a reinforcing plate which is positioned in a region of the first separator where first reaction gas enters, preventing deformation of the first separator.

Abstract: An apparatus for testing the airtightness of a separator for a fuel cell includes: a jig unit being in close contact with a surface of the separator on which an airtightness line is formed, and having a test flow field formed thereon, the test flow field being opened to a location contacting the airtightness line of the separator; and a test solution supply means for supplying a test solution to a contact location at which the airtightness line of the separator and the jig unit contact to each other through the test flow field of the jig unit, such that a leakage of the test solution at the contact location is tested.

Abstract: An elastomeric cell frame for a fuel cell according to an embodiment of the present disclosure includes, as a cell frame constituting a unit cell of a fuel cell, an insert including a membrane electrode assembly having an anode formed on one surface of a polymer electrolyte membrane, and having a cathode formed on the other surface thereof, and a pair of gas diffusion layers disposed on both surfaces thereof; and an elastomeric frame disposed to surround the rim of the insert in the outer region of the insert, and formed with a discharge flow field provided in the form of a sheet bonded at the rim of the insert and the interface thereof while being thermally bonded and for discharging generated water generated in the insert along the longitudinal direction at the widthwise edge.

Abstract: The present disclosure relates to an elastomeric cell frame for a fuel cell, a method of manufacturing the same, and a unit cell using the same, in which the elastomeric cell frame is integrally bonded to a membrane electrode assembly and a gas diffusion layer using a pair of elastomeric frames without a separate adhesive member. An elastomeric cell frame of a unit cell of a fuel cell according to an exemplary embodiment of the present disclosure includes: an insert including a membrane electrode assembly and a pair of gas diffusion layers disposed on and bonded to opposite surfaces of the membrane electrode assembly; and an elastomeric frame including a pair of elastomeric frames which is bonded to each other and has portions disposed on a lower surface and an upper surface of a rim of the insert, respectively, in an outer region of the insert.

Abstract: An apparatus for measuring a cell pitch of a fuel cell stack, the fuel cell stack including a plurality of unit cells stacked in a stacking direction, wherein each unit cell has a membrane electrode assembly (MEA) interposed between a pair of metal separators, is provided. The apparatus includes a detector configured to generate a magnetic field in response to application of a current while being moved along the stacking direction of the unit cells, and sense an induced current generated in the separators by the generated magnetic field to detect positions of the separators.

Abstract: An apparatus for testing the airtightness of a separator for a fuel cell includes: a jig unit being in close contact with a surface of the separator on which an airtightness line is formed, and having a test flow field formed thereon, the test flow field being opened to a location contacting the airtightness line of the separator; and a test solution supply means for supplying a test solution to a contact location at which the airtightness line of the separator and the jig unit contact to each other through the test flow field of the jig unit, such that a leakage of the test solution at the contact location is tested.

Abstract: An elastomeric cell frame for a fuel cell includes an insert in which a membrane electrode assembly and a pair of gas diffusion layers disposed on both surfaces of the insert have been bonded; a separator assembly disposed on one of the surfaces of the insert while a pair of separators is configured to face each other; and a sheet-shaped elastomeric frame disposed to surround a rim of the insert and a rim of the separator assembly and a side surface thereof in outside regions of the insert and the separator assembly, and integrally bonded with the rim of the insert and the rim of the separator assembly by thermal bonding.