Abstract: The invention relates to a heat exchanger (1) for the indirect transfer of heat between a first and at least one second medium (M, M?), having a jacket space (I) for receiving the first medium (M), a core pipe (20) arranged in the jacket space (I), a pipe bundle (15) arranged in the jacket space (I), which bundle comprises a plurality of pipes (10) which are each wound around the core pipe (20) such that the pipe bundle (15) has a plurality of pipe layers arranged on top of each other (100, 101, 102, 103) which each comprise at least one pipe (10), a pipe bundle gap (200, 201, 202, 203) being present between all the adjacent pipe layers (100, 101; 101, 102; . . . ) and a plurality of spacers (30) being arranged in each pipe bundle gap (200, 201, 202, 203) to support the pipe layers (100, 101, 102, 103).

Abstract: The invention concerns a temperature compensating element (40) for a pipe (30), wherein the temperature compensating element (40) has at least one phase-change element (20) and can be inserted into the pipe (30) in such a way that the temperature compensating element (40) lies flat against an inside surface (32a) of a pipe casing (32) of the pipe (30) and that the phase-change element (40) is in thermal contact with the pipe (30), and wherein the temperature compensating element (40) forms a through-channel (22) along a running direction (100) of the pipe (30).

Abstract: The invention relates to a plate heat exchanger (1) for a process engineering system (2), having a plurality of lamellae (3, 4) and a plurality of separating plates (5-7), which are arranged alternately, wherein at least one separating plate (6) has an optical waveguide (35) that is embedded in the at least one separating plate (6) in such a way that the optical waveguide (35) is covered on both sides by material of the at least one separating plate (6) in a first direction (R1) and in a second direction (R2), which are each oriented perpendicular to a plane (E) defined by the at least one separating plate (6) and in opposite senses with respect to one another.

Abstract: A heat exchanger, providing indirect heat transfer between a first fluid and at least one second fluid, comprises a jacket enclosing a jacket space for accommodating the first fluid and a tube bundle arranged in the jacket space and having a plurality of tubes for accommodating the at least one second fluid. The tubes form multiple tube layers. A shroud arranged in the jacket space encloses an outermost tube layer of the tube bundle. Spacers extending along the longitudinal axis are arranged between the shroud and the outermost tube layer. An interspace is present between any two spacers adjacent in the circumferential direction of the shroud, and between the shroud and the uppermost tube layer. A flow obstruction is arranged in the respective interspace and is designed to prevent or suppress a flow of the first fluid in the respective interspace, at least over a part section thereof.

Abstract: A heat exchanger for indirect heat exchange between a first and a second medium is provided with a shell space for receiving the first medium, and a tube bundle arranged in the shell space and for receiving the second medium. The tubes are helically wound in a number of tube layers onto a core tube. The tube bundle includes a first tube layer which is positioned further outward in the radial direction of the tube bundle from an adjacent second tube layer. The heat exchanger includes at least one spacer and the first tube bundle is supported against the second tube bundle via the at least one spacer. The at least one spacer has a flow-directing region designed to deflect part of the first medium flowing along a tube of the first tube layer in the direction of the second tube layer situated further inwards in the radical direction.

Abstract: The invention relates to a fluid-conducting device (10) having a conduit block (12), within which there are formed multiple primary conduits (14) which extend in a primary conduit direction (100) and which are designed to conduct a primary fluid. The fluid-conducting device furthermore has at least one secondary conduit (16), which extends at least partially in a secondary conduit direction (102) extending at least partially perpendicular to the primary conduit direction (100) and which is designed to conduct or to receive a secondary fluid.

Abstract: The present invention concerns a method for producing a plate heat exchanger (1) with a multiplicity of parting sheets (20) and a multiplicity of fins (11, 12), a fin being respectively arranged between two neighboring parting sheets, wherein at least one capillary (30) with at least one thermocouple and/or measuring resistor element (40) is introduced into at least one parting sheet (20), and wherein in each case a parting plate of the multiplicity of parting plates and a fin of the multiplicity of fins are alternately arranged and are connected to one another in a material-bonding manner, and concerns a plate heat exchanger (1) produced in such a way.

Abstract: A heat exchanger provides indirect heat transfer between a first fluid and at least one second fluid. The heat exchanger comprises a jacket which encloses a jacket space for accommodating the first fluid and a tube bundle arranged in the jacket space and having a plurality of tubes for accommodating the at least one second fluid, the tubes forming multiple tube layers, and a shroud arranged in the jacket space and encloses an outermost, tube layer of the tube bundle. Spacers extending along the longitudinal axis are arranged between the shroud and the outermost tube layer, an interspace is present between any two spacers adjacent in the circumferential direction of the shroud, and between the shroud and the uppermost tube layer. A flow obstruction is arranged in the respective interspace and is designed to prevent or suppress a flow of the first fluid in the respective interspace, at least over a part section thereof.

Abstract: The invention relates to a heat exchanger for indirect heat exchange between a first and a second medium, with a shell space for receiving the first medium, and a tube bundle arranged in the shell space and for receiving the second medium. The tubes are helically wound in a number of tube layers onto a core tube. At least one spacer is provided by means of which a first tube layer that is situated further outwards in the radical direction is supported on a neighbouring, second tube layer that is situated further inwards. The at least one spacer has a flow-directing region designed to deflect part of the first medium flowing along a tube of the first tube layer in the direction of the second tube layer situated further inwards in the radical direction.

Abstract: The invention relates to a heat exchanger for indirect heat exchange between a first and second medium having: a shell, extending along a longitudinal axis and surrounding a shell space for receiving the first medium, and a plurality of tubes coiled helically onto a core tube which extends along the longitudinal axis in the shell space forming a tube bundle. The tube bundle comprises a number of tube layers lying one on top of the other in the radial direction. The second medium is conducted within the tubes to exchange heat indirectly with the first medium. The at least one distributor arm distributes a liquid phase of the first medium to an upper side of the tube bundle. The at least one distributor arm has, opposite from the upper side, a bottom with through-openings, so that the liquid phase can be passed to the upper side of the tube bundle.

Abstract: The invention relates to a heat exchanger for indirect heat exchange between a first medium and a second medium, comprising a shell surrounding a shell space which extends along a longitudinal axis. The shell space serves for accommodating the first medium. A tube bundle is arranged in the shell space having multiple tubes for accommodating the second medium. The tubes are helically coiled in multiple tube layers onto a core tube. The tube bundle has a multiplicity of inner tube layers, surrounding the core tube, and a multiplicity of outer tube layers, surrounding the inner tube layers. The heat exchanger discharges a part of a gaseous phase out of the shell space from the region of the inner tube layers via a gas discharge device, and/or supplies a gaseous phase into the shell space in the region of the outer tube layers via a gas supply device.

Abstract: The invention relates to a fluid conduit component, designed to be flowed through by a fluid in a direction of flow. The fluid conduit component has a conduit wall, which extends along the direction of flow and at least partially forms a conduit channel. Furthermore, the fluid conduit component has at least one capillary, which at least partially runs along the direction of flow and within the conduit wall and is enclosed by said conduit wall and/or is arranged within a capillary module arranged on an inner side of the conduit wall facing the conduit channel and is enclosed by said capillary module. The conduit wall is in this case formed with the capillary running at least partially therein and/or with the capillary module at least partially by an additive manufacturing process. Furthermore, the invention relates to a method for producing a fluid conduit component.

Abstract: The invention relates to a heat exchanger having a core tube onto which tubes forming a tube bundle are coiled, a pre-distributor having a liquid space for receiving a liquid phase (F), a centrally arranged feed for introducing the liquid phase into the liquid space and a main distributor which has a multiplicity of distributor arms for distributing the liquid phase (F) over the tube bundle, wherein the distributor arms via at least one flow path proceeding outside the core tube are in fluidic connection with the liquid space, wherein the core tube is arranged or sealed off with regard to the liquid space in such a way that the liquid phase from the liquid space is not introduceable via the core tube into the distributor arms of the main distributor.

Abstract: The invention relates to a heat exchanger for indirect heat exchange between a first medium and a second medium, comprising: a shell, which surrounds a shell space of the heat exchanger, a core tube, which extends along a longitudinal axis and onto which a plurality of tubes for receiving the first medium are coiled. The tubes form a bundle and a number of end portions of the tubes are brought together and connected to a tubesheet fixed on the shell. An annular channel is provided for receiving the second medium (M2). An inlet nozzle is provided for introducing the second medium into the annular channel (100). A plurality of distributor arms in flow connection with the annular channel are provided for distributions.

Abstract: A heat exchanger for the indirect exchange of heat between a first fluid and a second fluid, the heat exchanger having a casing surrounding a casing chamber that accommodates the first fluid. A core tube may extend within the casing. A tube bundle is arranged in the casing chamber and has multiple tubes to accommodate the second fluid. The tubes are helically wound around a longitudinal axis of the chamber or around the core tube in a coil region extending from a lower coil end to an upper coil end. At least one tube is coiled only in a section of the coil region. Outside of the section of the coil region the at least one tube extends as a straight tube to the lower coil end, the upper coil end, or to both the lower coil end and the upper coil end.

Abstract: A heat exchanger, a method for maintaining, for producing and for operating a heat exchanger, a power plant, and a method for generating electric power. The heat exchanger has a pipe system divided into a first pipe bundle and a second, replaceable pipe bundle. The first pipe bundle operates for a first time period in a first temperature range, and the second pipe bundle operates for a second time period shorter than the first time period and in a second temperature range higher than the first temperature range. The first temperature range has a maximum temperature lower than the temperature at which creep of the material of the first pipe bundle begins, and the second temperature range has a maximum temperature as high or higher than the temperature at which creep of the material of the second pipe bundle begins.

Abstract: The invention is in the field of coagulation diagnostics and relates to a heparin-insensitive method for determining direct coagulation factor inhibitors in a sample, in particular direct thrombin and factor Xa inhibitors.

Abstract: The invention is in the field of coagulation diagnostics and relates to a heparin-insensitive method for determining direct coagulation factor inhibitors in a sample, in particular direct thrombin and factor Xa inhibitors.

Abstract: The invention relates to antibodies directed against F1+2, to the preparation and use thereof, especially in therapy and diagnosis. The antibodies bind to an epitope on the N-terminal half of the F2 fragment of prothrombin.

Abstract: The invention relates to antibodies directed against F1+2, to the preparation and use thereof, especially in therapy and diagnosis. The antibodies bind to an epitope on the N-terminal half of the F2 fragment of prothrombin.