A heat exchanger suitable to be used as a recuperator in a micro gas turbine including a stack of cells. Each of the cells includes a pair of mutually spaced-apart plates and layers including heat exchange elements arranged at the outer surfaces of the plates and between the plates. Each of the layers including heat exchange elements can include at least one discrete spatial component incorporating a number of elements. Both a supply header and a discharge header of the heat exchanger can be made of only two components at the position of the stack of cells. Compensating for heat expansion effects can be via a bellows-shaped pipe portion of a supply conduit.

A flexible manifold adapted for use on a plate-fin heat exchanger core, the flexible manifold including a plurality of individual layers configured to be metallurgically joined to respective ones of a plurality of layers of the plate-fin heat exchanger core, and further including a first end with at least one port adapted to receive or discharge a medium, a second end distal from the first end, adapted to transfer the medium to or from the plurality of individual layers, a plurality of horizontal guide vanes defining the plurality of individual layers, and a plurality vertical members positioned within each of the individual layers. The flexible manifold is configured to be mechanically and thermally compliant, and can be metallurgically joined to the heat exchanger core by brazing or welding.

The present disclosure relates to an indirect evaporative cooling apparatus and a cooling system including the same, and more particularly, to an indirect evaporative cooling apparatus including a plurality of evaporation modules each including a first module and a second module, and a cooling system including the same. According to the present disclosure, it is possible to provide an indirect evaporative cooling device that maximizes cooling efficiency and space efficiency, and a cooling system including the same.

A plate fin heat exchanger is configured to receive hot flow from a hot source and cool flow from a cool source. The plate fin heat exchanger includes a plurality of plates arranged in parallel to define a plurality of flow passages there between, and a set of closure bars arranged at a first side of the plurality of plates to seal a first set of the flow passages against ingress of the hot flow, thereby directing the hot flow into a second set of the flow passages. Each respective closure bar includes an inner core formed of a first material having a first coefficient of thermal expansion and an outer cladding arranged about the inner core, the outer cladding formed of a second material having a second coefficient of thermal expansion. The first coefficient of thermal expansion is less than the second coefficient of thermal expansion.

A heat exchange assembly comprising: (I) two or more panels; (II) a plurality of channels formed between the two or more panels; and (III) one or more reservoirs located adjacent to the plurality of channels and configured to at least temporarily store a temperature control material, wherein the plurality of channels are configured to direct a flow path of the temperature control material between the two or more panels and provide structural rigidity to the assembly.

A heat exchanger assembly includes a first heat exchange fluid conduit and at least one fin. The first heat exchange fluid conduit defines a passageway therethrough and is configured to receive a flow of a first heat exchange fluid. At least one fin is disposed to receive a flow of a second heat exchange fluid. The fin(s) is/are coupled to the heat exchange fluid conduit at an interface that is configured to reduce accumulation of debris entrained in the second heat exchange fluid.

An inner fin is a wave fin having board portions extending in a pipe longitudinal direction and a top portion connecting the board portions located adjacent with each other. The wave fin has a wave-shaped cross-section perpendicularly intersecting a pipe longitudinal direction, and the board portion is bent into a waveform extending in the pipe longitudinal direction when seen from a pipe layering direction. A wave pitch WP [mm], a wave depth WD [mm], and a passage width H [mm] are set to satisfy relationships of 2.2≤WP/WD≤4.28 and 0.5≤WD/H≤1.8.

The invention relates to a pressure module (1) for a battery cell, wherein: the pressure module is an elastomer component for compensating for swelling, and has a simultaneous cooling or heating function, for rechargeable batteries; and the pressure module (1) comprises an outer covering (2) made of a polymer material which surrounds a cavity (9) that has a channel structure; and connections for the inlet (5) and outlet (6) for the thermal transfer medium are provided in the outer covering (2); wherein the outer covering (2) has two main faces opposite one another which are interconnected via the edges thereof, wherein structural elements (10a, 10b; 19a, 19b) are provided on the inner faces (7, 8) and are arranged so as to correspond to one another and to interact with one another so as to define and stabilise the channel structure for conducting the thermal transfer medium.

A heat exchanger assembly includes a first heat exchange fluid conduit and at least one fin. The first heat exchange fluid conduit defines a passageway therethrough and is configured to receive a flow of a first heat exchange fluid. At least one fin is disposed to receive a flow of a second heat exchange fluid. The fin(s) is/are coupled to the heat exchange fluid conduit at an interface that is configured to reduce accumulation of debris entrained in the second heat exchange fluid.

A heat exchanger, at least comprising a plurality of rows of media guiding ducts (12) for passing a media flow and a plurality of rows of fluid ducts for passing fluid to be temperature-controlled, and having strip-shaped flow profile parts (20), wherein at a transition between the respective guide part of the flow profile parts (20) and their plug-in part two mutually opposite steps are formed, which allow the flow profile part (20) to sit on the adjacent end faces of a fluid duct without spacing, wherein the flow profile part (20) does not project at any point into a free opening cross section, which is defined by the imaginary extension of the inner, mutually facing boundary walls of a media duct (12) and by a media inlet of this duct (12).