A heat exchanger arrangement (2) comprises at least one heat exchanger (4) including at least one substantially horizontally oriented manifold (6a, 6b) forming an upper side of the at least one heat exchanger (4), the at least one manifold (6a, 6b) having lateral end portions (8); and a support structure (10) including a main portion comprising, at least partially, a metallic material, and manifold support portions (14) associated to respective lateral end portions (8) of the at least one manifold (6a, 6b). The manifold support portions (14) are made at least partially from a non-metallic material and configured to receive the lateral end portions (8) of the at least one manifold (6a, 6b) for preventing the at least one manifold (6a, 6b) from contacting any metallic portions of the support structure (10).

A layer of a heat exchanger includes plurality of flow paths, a first end section comprising a plurality of flow path inlets and a plurality flow path outlets. a second end section comprising a turnaround section, a first morphing section fluidly connect to the first end section, a second morphing section fluidly connected to the second end section; and a central section positioned between and fluidly connected to the first and second morphing sections. The plurality of flow paths extend from the flow path inlets to the flow path outlets via the turnaround section in the second end section. In the first end section and the second end section the flow paths have a first cross section. The central section the flow paths have a second cross section and in the first and second morphing section the cross section of the flow paths morph between first and second cross sections.

Disclosed is a microchannel heat exchanger comprising a primary core including a first header and a second header and a secondary core including a first auxiliary header and a second auxiliary header, further comprising a first header interconnect extending between the first header and the first auxiliary header and having a first interconnect fluid passage extending therethrough; and a second header interconnect extending between the second auxiliary header and the second header and having a second interconnect fluid passage extending therethrough.

A heat exchanger and an air conditioner including the same. The heat exchanger includes a plurality of heat transfer tubes formed in a flat shape and configured to allow a refrigerant to flow in a vertical direction therein. The heat transfer tube includes a gas refrigerant region including one end connected to a refrigerant inlet port and another end disposed above the refrigerant inlet port; a two-phase refrigerant region including one end connected to the other end of the gas refrigerant region and another end disposed below a refrigerant outlet port; and a liquid refrigerant region including one end connected to the other end of the two-phase refrigerant region and another end connected to the refrigerant outlet port.

The present invention provides a heat exchange device featuring gas-liquid separation, comprising an evaporator unit and a condenser unit. The condenser unit comprises a central main guide tube, a plurality of condensation tubes connected to the two lateral sides of the central main guide tube, and a heat dissipation fin assembly provided on a periphery of each condensation tube. The central main guide tube comprises a gaseous-phase confluence chamber and a liquid-phase confluence chamber. The gaseous-phase confluence chamber is provided in an upper portion of the central main guide tube and communicates with the gas outlet through a gaseous-phase connection tube, and the liquid-phase confluence chamber is provided in a lower portion of the central main guide tube and communicates with the evaporation chamber through a liquid-phase connection tube. Each condensation tube comprises a first communicating section in communication with the gaseous-phase confluence chamber, a bent section bent downward from the first communicating section, and a second communicating section connecting the bent section to the liquid-phase confluence chamber.

A counter-current heat exchanger for a turbomachine comprising a first and a second circuit, the first and the second circuit being respectively configured to receive a first gas flow and a second gas flow, each circuit including a secondary inlet manifold, an exchanging part and a secondary outlet manifold; the exchanging parts of the first circuit and of the second circuit being delimited by exchange walls configured to direct the first and the second gas flow along a first direction; and wherein the secondary inlet manifold and the secondary outlet manifold of the first circuit extend along a second direction substantially perpendicular to the first direction, and open onto a same face of the exchanger.

An un-finned heat exchanger (100). The heat exchanger (100) comprises: a heat exchange tube (1), which comprises a body; a fluid channel (11) formed inside the body; and a collecting tube (2) connected to the heat exchange tube (1). Using the heat exchanger can reduce accumulation of dirt on the heat exchanger.

An un-finned heat exchanger (100). The heat exchanger (100) comprises: a heat exchange tube (1), which comprises a body; a fluid channel (11) formed inside the body; and a collecting tube (2) connected to the heat exchange tube (1). Using the heat exchanger can reduce accumulation of dirt on the heat exchanger.

A heat exchanger includes a first header tank, a second header tank, and a plurality of tubes. The plurality of tubes is arranged in braided pairs that extend in and are configured to direct a fluid between the first and second header tanks in a first direction. Each of the plurality of tubes have opposing ends that are respectively secured to the first and second header tanks via elbows such that the plurality of tubes are offset from the first and second header tanks.

A heat exchanger having: a first heat exchanger core including a first sub-heat exchanger core and a second sub-heat exchanger core, wherein the first sub-heat exchanger core and the second sub-heat exchanger core includes heat exchange tubes, the heat exchange tubes of the first sub-heat exchanger core and the second sub-heat exchanger core are connected to each other, and orthographic projections of the first sub-heat exchanger core and the second sub-heat exchanger core on a plane where the second sub-heat exchanger core is located at least overlap partially; and a second heat exchanger core including a heat exchange tube, wherein the heat exchange tube of the second heat exchanger core is connected to the heat exchange tubes of the first sub-heat exchanger core and the second sub-heat exchanger core is disclosed. At the same incoming wind speed, the ratio of the wind resistance of the heat exchanger to the air passing through the first heat exchanger core to the wind resistance of the heat exchanger to the air passing through the second heat exchanger core is less than a predetermined value. By using the heat exchanger according to the present invention, the performance of the heat exchanger can be improved.