Abstract: A thermally insulated transfer line for a deep-cooled fluid. The thermally insulated transfer line includes a process line for conduction of the fluid; an insulation envelope lying radially outside the process line and extending in a longitudinal direction of the process line; an insulation space arranged between the process line and the insulation envelope; and a coupling element provided at both ends of the thermally insulated transfer line, to connect the transfer line to a cryogenic tank, the coupling element being operable to attach the process line to a tank process line of the cryogenic tank and thereby establish a fluid-conductive connection between the process line and the tank process line. The coupling element includes an end piece, wherein the insulation envelope transforms into the end piece, and a connecting sleeve arranged concentric to and radially on an outside of the end piece so as to be attached to the end piece.

Abstract: A cryogenic tank apparatus having a first cryogenic tank having a first medium therein; a first boil-off conduit fluidically connected to the first cryogenic tank, the first boil-off conduit having a first boil-off valve; a first nozzle fluidically connected to the first boil-off conduit; a second cryogenic tank having the first medium therein; a second boil-off conduit fluidically connected to the second cryogenic tank; and a boil-off management system (BOMS) to receive flow of the first medium from the first cryogenic tank through the first nozzle, and flow of the first medium from the second cryogenic tank. The BOMS has a mixing chamber, a catalyst downstream of the mixing chamber, an outlet of downstream of the catalyst, and an air supply conduit through which flows a second medium, the mixing chamber being operable for mixing the first medium from the first cryogenic tank and the first medium from the second cryogenic tank with the second medium from the air supply conduit.

Abstract: A cryotank that includes an inner tank for receiving a medium stored in the cryotank; an outer container enclosing the inner tank; an insulation space arranged between the inner tank and the outer container; a first heat exchanger arranged outside the inner tank and the outer container; an extraction device for the medium, the extraction device having at least one extraction line arranged in the insulation space to facilitate conveying of the medium out of the inner tank to the first heat exchanger; and a recirculation line back arranged in the insulation space in thermal contact with the at least one extraction line to facilitate conveying a recirculation partial flow back into the inner tank and an extraction partial flow downstream of the first heat exchanger to a consumer.

Abstract: A motor vehicle tank comprises a main tank that includes at least one main extraction unit that has a main flow line for extracting fuel from the main tank; an auxiliary tank arranged adjacent to and connected with the main tank, the auxiliary tank including: an auxiliary extraction unit having an auxiliary flow line for extraction of fuel from the auxiliary tank, and a filler connection for direct filling of the auxiliary tank; a partition wall which separates the auxiliary tank from the main tank by a partition wall, the partition wall having a lower partition wall region without an opening in an installation position, and an upper partition wall region having at least one opening to form an overflow between the auxiliary tank and the main tank.

Abstract: A plastic tank for a motor vehicle. The plastic tank includes a container wall composed of plastic, an opening arranged in the container wall, a removable cover member operable to close and open the opening, and a stiffening ring member, composed of an injection-moulded plastic, embedded into an edge of the container wall that surrounds the opening, the stiffening ring member being operable to directly or indirectly support the cover member when the opening is closed.

Abstract: A storage system for storing a cryogenic medium. The storage system includes a dual-wall cryogenic tank having an inner storage container for receiving the cryogenic medium and an outer container which surrounds the inner storage container. An evacuated hollow space is arranged between the inner storage container and outer container. A removal line serving as a removal duct forms a fluidic connection from the inner space of the inner storage container to a consumer connection. A first controllable line shut-off valve and a first heat exchanger are arranged in the removal duct. The storage system is operable such that, in the event of a crash, a shutdown of the storage system and escaping of the stored cryogenic medium is prevented. This is achieved via a first heat exchanger arranged within the evacuated hollow space, and a line shut-off valve which is arranged in the removal line.

Abstract: A boil-off management system for a cryotank includes a boil-off conduit which is fluidically connectable to a cryotank via a boil-off valve. The boil-off management system further includes an air feed conduit and a mixing chamber for mixing a first medium (e.g., hydrogen) flowing in through the boil-off conduit with a second medium (e.g., air and/or oxygen) flowing in through the air feed conduit. A catalytic converter is arranged downstream of the mixing chamber and an outlet downstream of the catalytic converter. At least one enrichment apparatus is provided and configured to temporarily increase the proportion of the first medium flowing in through the boil-off conduit in relation to the second medium flowing in through the air feed conduit at the catalytic converter.

Abstract: A thermally insulated transfer line for a deep-cooled fluid. The thermally insulated transfer line includes a process line for conduction of the fluid; an insulation envelope lying radially outside the process line and extending in a longitudinal direction of the process line; an insulation space arranged between the process line and the insulation envelope; and a coupling element provided at both ends of the thermally insulated transfer line, to connect the transfer line to a cryogenic tank, the coupling element being operable to attach the process line to a tank process line of the cryogenic tank and thereby establish a fluid-conductive connection between the process line and the tank process line. The coupling element includes an end piece, wherein the insulation envelope transforms into the end piece, and a connecting sleeve arranged concentric to and radially on an outside of the end piece so as to be attached to the end piece.

Abstract: A thermally insulated transfer line for a deep-cooled fluid. The thermally insulated transfer line includes a process line for conduction of the deep-cooled fluid, an insulation envelope lying radially outside the process line and extending in a longitudinal direction of the process line, and an insulation space between the process line and the insulation envelope. The process line and the insulation envelope, at least in portions along a length in a longitudinal direction of the thermally insulated transfer line, have a U-shape, or a V-shape, or meandering form, or a helical form.

Abstract: A method for producing a half-shell that includes an insert member for a high-pressure vessel using a mould having a first mould section forming a female mould.

Abstract: A fuel tank device for a vehicle that includes a plastic fuel tank having a conductive outer layer, a plastic filler pipe for filling the fuel tank, at least one metallic component, and an electrical connector to connect the metallic component to the conductive outer layer of the filler pipe. The metallic component is grounded via the electrical connector and the conductive outer layer of the filler pipe.

Abstract: A pressure sensor receptacle for the fastening of a pressure sensor to a motor vehicle tank, and a tank device that includes a pressure sensor receptacle. The pressure sensor receptacle includes a receptacle body having a substantially cylindrical shape with a first axial end forming a fastening portion of the receptacle body, the fastening portion configured for being plugged through an opening of the motor vehicle tank until a first bearing surface of the receptacle body bears against an edge of the opening, wherein the first bearing surface is configured to bound the fastening portion; and a locking body having a second bearing surface, the locking body configured for mounting and locking onto the fastening portion such that the second bearing surface bears against an opposite side of the edge of the opening to thereby clamp the pressure sensor receptacle to the edge of the opening by the receptacle body at one side and by the locking body at another side.

Abstract: A tank closure that includes a first tank closure member, a second tank closure member, and a bias member having a spring force to brace the second tank closure against the first tank closure member. The first tank closure member has a first stop member, while the second tank closure member has a second stop member. The second tank closure member is flexibly mounted in an axial direction relative to the first tank closure member, the second tank closure member. The second stop member, in a closed position of the tank closure, forms a mechanical stop relative to the first stop member to prevent axial movement of the second tank closure member relative to the first tank closure member against the spring force of the bias member.

Abstract: A high-pressure vessel that includes a cylinder, at least one half-shell, and a substantially rotationally symmetrical insert member. The cylinder, forming a middle region of the high-pressure vessel, is composed of a multilayer composite plastic having a first barrier layer. The at least one half-shell is formed at an axial end of the cylinder, and is composed of a multilayer composite plastic having a second barrier layer. The substantially rotationally symmetrical insert member has a foot member at an end thereof which faces an interior of the high-pressure vessel. The foot member has a diameter that is greater than a diameter of a middle region of the insert member. The foot member is configured to substantially form a hollow cone or hollow cylinder and at least a first groove or recess filled with the multilayer composite plastic of the at least one half-shell, and which is configured to extend around at least in certain portions on an inner circumference of the foot member.

Abstract: A tank that includes a tank wall composed of a plastic material, and at least one reinforcing profile member configured to minimize deformation of the plastic tank. The at least one reinforcing profile member is configured for arrangement on an outer side of the tank wall to be engaged by the tank wall and establish a positive material bond connection therewith. The at least one reinforcing profile member has a retaining geometry region with a plurality of openings through and/or into which material of the tank wall extends and onto a rear side of the reinforcing profile member facing away from the tank wall to thereby establish the positive material bond connection between the tank wall and the at least one reinforcing profile member at the retaining geometry region.

Abstract: A tank device for a motor vehicle includes a tank container defined by a tank wall having at least one stop region, and at least one lever sensor arranged in the interior of the tank container. The at least one stop region is an end stop for the lever sensor to prevent adhesion of the lever sensor to the tank wall.

Abstract: A method for producing a plastic tank having one or more reinforcements. The method includes forming at least one part of the tank wall with a semi-finished panel made of plastic having at least one outer layer composed of a first thermoplastic, forming a reinforcement for the tank wall with at least one fibre-reinforced structural component comprising a matrix composed of a second thermoplastic that is weldable to the first thermoplastic. The fibre-reinforced structural component is then applied to a predefined region of the at least one outer layer of the semi-finished panel. The fibre-reinforced structural component is then fused with the outer layer of the semi-finished panel by applying heat to the semi-finished panel and the applied fibre-reinforced structural component. The fused fibre-reinforced structural component and semi-finished panel is then formed into a final shape. Optionally, the formed component is then connected to at least one other part of the tank wall to form the complete tank wall.

Abstract: A method for producing a hollow body for storing gases, the hollow body including at least one boss part having a projection. The method includes providing a sheathing composed of a plastic material or a reactive material, over the at least one boss part, at least in a region of the projection. The sheathed at least one boss part is then heated and introduced into a blow mould, where it is surrounding with a plastic tube to form the hollow body. The plastic tube is then brought into permanent contact with the sheathing on the projection to thereby obtain a permanent material connection between the plastic of the plastic tube to the plastic or the reactive material of the sheathing. An internal pressure is then applied to the plastic of the plastic tube to obtain a final shape of the hollow body.

Abstract: A motor vehicle tank that includes a tank container formed by a tank wall, and a holding element to fasten a component to the tank wall at an interior of the tank container. The holding element has at least one attachment point for fastening the holding element to the tank wall, at least one fastening element for fastening the component to the holding element, and a plurality of spring elements arranged between the at least one attachment point and the fastening element to facilitate fastening of the component to the tank wall in a spring-elastically decoupled manner.

Abstract: A fuel tank that includes a fuel container, a filler pipe, a connecting piece member, and an annular locking element. The connecting piece member is configured to connect the filler pipe to the fuel container, and is a substantially cylindrical sheet metal shaped cross-section having a first connecting end for fastening to a first component to be connected, and a second connecting end for receipt in a second component to be connected. The second connecting end has a first portion with a first groove shaped therein. The annular locking element extends at least partially through openings of the second component to be connected at a connection point into an interior of the second component to be connected, and at the connection point, axially secures the second component to be connected relative to the connecting piece member by a positive connection on the first groove.