Abstract: The invention relates to a separator plate for an electrochemical system, comprising a first and a second plate, which are essentially congruently arranged on top of one another. The first and/or second plates furthermore include at least one elongated projection, which protrudes on opposite sides from a plate plane of the separator plate and extends along the plate plane from an outer edge to an interior of the separator plate so that the projection of the first plate and/or the projection of the second plate, if necessary together, form a receptacle for a connector pin. The projection of the first plate or the projection of the second plate includes an indentation directed toward the respective opposite plate for fixing the connector pin in the receptacle in a force-fit and/or form-locked manner.

Abstract: A decoupling element for fastening a heat shield. The heat shield comprising a passage opening for a fastener. The decoupling element comprising: a middle part containing a sleeve, a lower part arranged adjacent to the first axial end portion of the sleeve, a first damping element arranged on the second side of the first pressure absorption element, an upper part arranged adjacent to the second axial end portion of the sleeve, and a second damping element arranged on the second side of the second pressure absorption element.

Abstract: The disclosure relates to a bipolar plate for an electrochemical system, and to an electrochemical system comprising a plurality of bipolar plates. The electrochemical system may be, for example, a fuel cell system, an electrochemical compressor, a redox flow battery, or an electrolyser. The bipolar plate comprising separator plates, an inlet, and an outlet. A separator plate comprising an active region.

Abstract: An assembly for an electrochemical system, comprising a separator plate with at least one layer and a membrane electrode assembly, MEA, the MEA having: an electrochemically active region, a frame-like reinforcing layer surrounding the electrochemically active region, and at least one tab for positioning the MEA relative to the separator plate and/or for fastening the MEA to the separator plate, wherein the layer has a first flat side and a second flat side opposite the first flat side, wherein the tab is connected at one side to the frame-like reinforcing layer and its free end is arranged on the side of the second flat side of the layer, wherein the frame-like reinforcing layer is arranged on the first flat side of the layer.

Abstract: Systems and methods for one or more bipolar plate and a stack for an electrochemical system. The bipolar plate comprising a first individual plate and a second individual plate. The first individual plate has at least one first positioning opening with a first crimping. The second individual plate has at least one second positioning opening with a second crimping. The first positioning opening and the second positioning opening of the individual plates arranged in alignment with each other. The first crimping forms at least one first contact area for a first positioning pin and the second crimping forms at least one second contact area for the first positioning pin.

Abstract: A cylinder head gasket is disclosed having a carrier layer, in which at least one through-opening for a combustion chamber is located, and a combustion chamber sealing element, which is inserted in the through-opening and extends in an intrinsically closed manner. In some examples, at least one gap is formed at least in some sections between the carrier layer and the combustion chamber sealing element, the gap extending around the combustion chamber sealing element at least in some sections. Further, in some example, the carrier layer has at least one slot-like or groove-like channel, which extends from the at least one gap between the carrier layer and the combustion chamber sealing element to the outer edge of the carrier layer.

Abstract: The present disclosure relates to a sealing arrangement, comprising: an elastomeric sealing element, which comprises a foamed material containing microspheres, and a metal layer having a surface structuring, the surface structuring comprising a plurality of depressions, wherein the sealing element is configured as a coating of the metal layer and is arranged at least in some areas on the surface structuring, wherein a concentration of the microspheres in the sealing element, measured perpendicular to the surface of the metal layer, is inhomogeneous. The disclosure additionally relates to a plate assembly, to an electrochemical system, and to a method for producing the sealing arrangement.

Abstract: A seal, in particular a gasket, for sealing with at least one sealing layer a gap in a housing that extends around an inner chamber of the housing. In particular, a frame seal which seals between a lower part and an upper part of the housing, for example a motor vehicle battery housing or a motor vehicle battery box housing.

Abstract: An electrochemical arrangement with two metallic separator plates which each define a plate plane and which are stacked in a stack direction perpendicular to the plate planes. The separator plates comprise sealing elements which are embossed into the separator plate and which are supported against one another for sealing the electrochemical cell which is arranged between the separator plates and which are reversibly deformable in the stack direction up to a distance z2. The arrangement further comprises at least one support element which is arranged between the separator plates and which is distanced to the sealing elements of the separator plates in a direction parallel to the plate planes.

Abstract: A separator plate for an electrochemical system, comprising: at least one of the flanks of the bead assembly has a multiplicity of passages for directing a medium through the bead flank, and a distributing or collecting structure has a multiplicity of line ducts and a multiplicity of openings, wherein the line ducts adjoin the passages in the bead flank on an external side of the bead assembly, wherein the openings are disposed on a side of the distributing or collecting structure that faces away from the bead assembly and, are fluidically connected to a bead interior.

Abstract: A plate-like fluid container for conducting a fluid, usable for regulating the temperature of an electrochemical system such as batteries, battery stacks and the like, and, in particular traction batteries, having a metallic baseplate and a metallic channel plate adjacent to the baseplate. The channel plate includes at least one channel for conducting the fluid, and the baseplate for thermal contact with the electrochemical system that includes at least one indentation directed toward the channel plate where within the baseplate is welded to the channel plate, with the weld seam on the side of the baseplate facing away from the channel plate.

Abstract: The present document relates to a cell for an electrochemical system, comprising two separator plates, a membrane electrode assembly (MEA) arranged between the separator plates, and at least one flexible electrical cable for tapping off an electrical voltage. The separator plates, the MEA and the cable can be compressed with one another, the flexible cable has a first end portion and a second end portion, the first end portion is arranged for fastening between the separator plates, and the second end portion protrudes laterally from the cell.

Abstract: A flow plate for a humidifier, having flow fields on both mutually opposite flat sides of the flow plate is described. The flow plate proposed here has a multiplicity of through-openings, wherein the through-openings are designed such that a perpendicular projection of the through openings onto a plane oriented parallel to the plane of the flat surface of the flow plate has a non-vanishing area, so that gas passing through the through-openings effects, at least in part, mixing of a gas guided in the flow fields perpendicular to the plane of the flat surface of the flow plate. The through-openings improve the power of the humidifier, thus permitting a lower number of flow plates and therefore a more lightweight and more compact design.

Abstract: The present disclosure relates to a seal for sealing an inner chamber of a housing from an exterior of the housing, comprising at least one sealing layer that has: at least two rigid sealing layer portions having a respective support element, wherein the rigid sealing layer portions are interconnected by a flexible sealing layer portion, which consists of or comprises at least in part an elastomer; and at least one sealing contour, which extends continuously over the different sealing layer portions, wherein the support elements each comprise, in an end region adjoining the flexible sealing layer portion, at least one through-opening, through which the elastomer of the flexible sealing layer portion extends, and the end region of each support element is coined in at least one first end-side coining region and is enclosed by the elastomer in the first end-side coining region at least in some regions.

Abstract: An electrochemical system having two metallic separator plates, an electrochemical cell arranged between the separator plates and sealed by at least one sealing element, and fixing elements for fixing the separator plates. The fixing elements comprise at least two fixing elements which are designed as integral with the first or with the second separator plate, which differ from the at least one sealing element, are spaced apart from the at least one sealing element parallel to the plate planes of the separator plates, and project at least in sections beyond the plate planes of the separator plates in a stacking direction. The first fixing element is thereby supported on the second fixing element in such a way that the second fixing element prevents a displacement of the first separator plate relative to the second separator plate.

Abstract: A humidifier having a multiplicity of metallic flow plates and a multiplicity of water transfer membranes, in particular for humidifying process gas for an electrochemical system or for HVAC applications is described. The humidifier has a construction in which the metallic flow plates and the water transfer membranes are arranged such that in each case at most one of the single-layer flow plates is arranged between adjacent water transfer membranes of the stack; and at least one of the water transfer membranes is in each case accommodated in a sealing manner, in particular clamped in a sealing manner, between the mutually facing sealing lines of adjacent flow plates of the stack. The humidifier has lower production costs, greater efficiency and lower weight.

Abstract: A cylinder head gasket with a carrier layer and at least one inserted sealing element, wherein the inserted sealing element has a passage opening for combustion gas, the inserted sealing element is fastened on the carrier layer on an outer side which is spaced apart from the passage opening, and the inserted sealing element has at least a first layer and at least one further layer. An engine component comprising the cylinder head gasket is disclosed, the engine component having an engine block unit, a cylinder sleeve unit which delimits the engine block unit at least in regions from a combustion chamber, and a cylinder head unit, wherein the cylinder head gasket is arranged between the cylinder head unit on one hand and the engine block unit and the cylinder sleeve unit on the other hand.

Abstract: A separator plate arrangement for an electrochemical system, comprising a first metal sheet and a second metal sheet. The first metal sheet has a first circumferential sealing structure for sealing off an electrochemically active region, a first cutout arranged outside of the first circumferential sealing structure, and a first embossed structure arranged outside of the first circumferential sealing structure. The second metal sheet has a second circumferential sealing structure for sealing off an electrochemically active region, a second cutout arranged outside of the second circumferential sealing structure, and a second embossed structure arranged outside of the second circumferential sealing structure.

Abstract: The invention relates to a separator plate for an electrochemical system, comprising: at least one first through-opening for conducting a reaction medium through the separator plate; an active region having structures for guiding a reactor medium along a flat side of the separator plate; and a first sealing structure, surrounding the first through-opening, for sealing the first through-opening. The first sealing structure has a first passage for conducting a reaction medium through the first sealing structure, which passage points in a direction facing away from the active region. The invention also relates to a bipolar plate for an electrochemical system, which bipolar plate comprises the described separator plate.

Abstract: A gasket is described herein. The gasket might be used between internal combustion engine components. The gasket might be comprised of metal. The gasket might have several layers including a sealing layer and a compression layer. The gasket includes sections having different radii of curvature. The different radii of curvature might have particular relationships to one another.