A heat exchanger comprising at least one fluid tube configured to extend substantially orthogonally to a wind direction, the fluid tube having a first wall and a second wall, and the fluid tube comprising: a first tube section and a second tube section each extending along the fluid tube, arranged such that each tube section is in fluid communication with a pair of manifolds and configured to contain a cooling fluid, wherein the first tube section is formed by the first wall, the second wall, a first outer wall and a first inner wall and the second tube section is formed by the first wall, the second wall, a second outer wall and a second inner wall, the first inner wall, the second inner wall, the first outer wall and the second outer wall extending substantially parallel along the fluid tube in fluid-tight contact with the first wall and the second wall, wherein the heat exchanger is configured to lead the cooling fluid in a first direction in the first tube section and in a second direction in the second tube section, the first direction being opposite to the second, wherein the cooling fluid is led through the second tube section before entering the first tube section and the first tube section is arranged upstream of the second tube section in relation to the wind direction so that a cooling air flowing in the wind direction cools the cooling fluid with the lowest temperature first, wherein the first inner wall and the second inner wall are spaced apart by at least one common area defined by the first inner wall and the second inner wall, the first inner wall and the second inner wall being arranged at a distance from each other, and the at least one common area being arranged between the first tube section and the second tube section and that the common area comprises at least one slot.

A heat exchanger, a heat exchanger unit, and a refrigeration cycle apparatus improve a heat exchange performance, a discharge performance, and a frosting resistance, and each include: a flat tube; a fin formed in the shape of a plate having a plate surface extending in a longitudinal direction of the fin that is perpendicular to a width direction thereof, coincides with an up/down direction, and crosses the tube axis of the flat tube; and a first water conveyance member provided below the fin. The first water conveyance member has: a first upper surface facing a lower end portion of the fin; a first ridge located at one end portion of the first upper surface; and a second ridge located at the other end portion of the first upper surface.

A cold plate for a battery may comprise channels that extend from a first end of the plate to a second end of the plate or from a first side of the plate to a second side of the plate, the channels are located in parallel with each other and between the top surface and the bottom surface. The channels may be separated from each other by walls. The plate may be milled to form a first manifold on each end. The plate may also be milled to form notches in the surface(s) over the manifold. A port for the inlet and a port for the outlet of a working fluid may be inserted into the notches. The plate may have end caps, and the end caps and the ports may be welded or brazed to form a sealed enclosure. In various embodiment, the plate is an extruded plate, a cast plate, or a stamped/formed plate.

Disclosed is a multiport distributor comprising: an elongated member comprising a plurality of inlet ports disposed along a first end of the elongated member, a plurality of first outlet ports disposed along a face of the elongated member, and a plurality of fluid passages disposed within the elongated member and extending between the plurality of inlet ports and the plurality of first outlet ports, wherein the plurality of fluid passages are substantially parallel to one another and configured to convey a fluid in a first direction, wherein the plurality of first outlet ports are configured to direct a fluid passing therethrough in a second direction, wherein the second direction is substantially perpendicular to the first direction.

A condenser for a refrigerator according the present invention includes a heat exchange unit configured to receive at one side thereof refrigerant, which has been compressed in a compressor, to perform heat exchange between the refrigerant and air and to discharge the refrigerant, which has exchanged heat with the air, to an evaporator, wherein the heat exchange unit includes a flat tube, through one end of which the refrigerant is introduced and through a remaining end of which the refrigerant is discharged, thereby performing heat exchange between the refrigerant and the air, wherein the flat tube includes at least one bent tube portion defining plural rows of tubes, which are spaced apart from each other in an up-and-down direction, and wherein the plural rows of tubes define an intersection bent surface, which has a predetermined curvature and intersects the up-and-down direction.

The present invention concerns a heat-exchange element (31, 131) for a heat exchanger (1) enabling heat exchange between a first fluid and a second fluid, said heat-exchange element (31, 131) being designed to guide said first fluid through the inside of said heat-exchange element (31, 131) and said second fluid around the outside of said heat-exchange element, said heat-exchange element (31, 131) including at least one first duct (42, 43, 44, 45; 141, 142, 143) having a first essentially cylindrical wall and a second duct (42, 43, 44, 45; 141, 142, 143) having a second essentially cylindrical wall, the at least first and second ducts (42, 43, 44, 45; 141, 142, 143) being connected to one another by a portion of the first wall adjacent to a portion of the second wall.

A heat exchange conduit includes a body having a first portion including a first flow channel and a second portion including a second flow channel. A cross-section of the heat exchange conduit varies over a length of the heat exchange conduit.

Techniques for structurally integrated heat exchangers are presented herein. A heat exchanger in accordance with an aspect of the present disclosure comprises a structure configured to enclose a volume for storing a first fluid, and to connect to a load. The heat exchanger further comprises a first and a second header first arranged in opposing inner walls of the structure. The heat exchanger further comprises one or more load-bearing struts extending to connect the first and second headers within the volume and configured to pass a second fluid through the volume for transferring heat to the first fluid, the second fluid configured to cool a different component in the vehicle.

A heat exchange device includes a core and a housing. The core includes a first collecting part and a second collecting part, and a flat tube part is provided between the two. The flat tube part includes a first flat tube group and a second flat tube group. The first collecting part includes first and second collecting portions, and a separator is formed between the two. Each flat tube of the first flat tube group is communicated with the collecting cavity of the first collecting portion. The collecting cavity of the first collecting portion is communicated with the collecting cavity of the second collecting portion through the first flat tube group, the collecting cavity of the second collecting part, and the second flat tube group.

A flat heat exchanger tube is formed from a single metal strip and comprising two opposite spaced apart broad sides in a thickness direction of said tube and two opposite nose-forming narrow sides in a width direction of said tube. The strip has two longitudinal edges, the first longitudinal edge being contiguous to the first broad side and the second longitudinal edge being contiguous to the second broad side. The two longitudinal edges of the strip are joined together at a first one of the narrow sides, both longitudinal edges being convex-shaped so that the first edge forms an outer convex bend and the second edge forms an inner convex bend that fits in the outer convex bend and conforms to its internal curvature.