A heat exchanger (10) comprising a first heat transfer tube (100) having a first primary straight part (101) and a first secondary straight part (103), the straight parts (101, 103) extending parallel in a first plane (P) in a longitudinal direction (di). The heat exchanger (10) comprises a first primary bond part (510) having a first primary surface (511), an opposite first secondary surface (512) and a first tertiary surface (513), the first tertiary surface (513) extending from the first primary surface (511) to the first secondary surface (512). On the first tertiary surface (513), a first primary hole (514) and a first secondary hole (515), are provided, both extending through the first primary bond part (510) in the longitudinal direction (d.sub.l). The heat exchanger (10) comprises a first secondary bond part (520) having a second primary hole (524) and a second secondary hole (525), both extending through the first secondary bond part (520) in the longitudinal direction (d.sub.l) on a second tertiary surface (523) from a second primary surface (521) to a second secondary surface (522). The first primary bond part (510) has been welded to the first secondary bond part (520) to form a first primary bond (530) that bonds parts of the first heat exchanger tube (100). Thus, the first primary bond (530) limits a first primary aperture (533) and a first secondary aperture (534) formed by the holes (514, 515, 524, 525), wherein straight parts (101, 103) extend through the first primary bond (530) via the apertures (533, 534).

A heat exchanger includes a plurality of heat ex-change tube segments defining a plurality of fluid pathways therein and a plurality of fins disposed between adjacent heat exchange tube segments of the plurality of heat exchange tube segments. A bend is formed in the plurality of heat exchange tube segments defining a first portion of the heat exchanger located at a first side of the bend, and a second portion of the heat exchanger located at a second side of the bend opposite the first side. A support is positioned at or near the bend, the support including and includes a support base and at least one support finger extending from the support base and into a gap between adjacent heat exchange tube segments of the plurality of heat exchange tube segments.

A heat exchanger includes a first channel with at least one first wall for porting a first fluid and a second channel with at least one second wall for porting a second fluid. The heat exchanger includes a barrier chamber located between the at least one first wall and the at least one second wall such that a rupture of one of the at least one first wall and the at least one second wall does not result in mixing of the first fluid and the second fluid. The heat exchanger includes a support member that extends between the at least one first wall and the at least one second wall.

A radiator includes a radiator frame, an array of tube assemblies each including a coolant tube and a tube clip supported in the radiator frame, and a lateral bump stop fitted between the array of tube assemblies and the radiator frame. The lateral bump stop includes cushions arranged in a staggered cushion pattern complementary to a staggered packing pattern of the tube assemblies with each of the cushions in contact with the tube clip of one of the tube assemblies.

An evaporator comprises: a housing with a refrigerant inlet and a refrigerant outlet; heat transfer tubes that are contained in the housing, in which chilled water for heat exchange with refrigerant inside the housing flows; at least one distribution tray that is placed apart from the heat transfer tubes and has a plurality of holes for distributing refrigerant over the underlying heat transfer tubes; a vapor-liquid separator that is placed apart from the bottom of the distribution tray and separates an introduced refrigerant into a vapor refrigerant and a liquid refrigerant; and a pair of support frames that are fixed to either side of the width direction of the housing, wherein the vapor-liquid separator comprises: a chamber that has an inlet port communicating with the refrigerant inlet, a vapor refrigerant exit communicating with the refrigerant outlet, and a plurality of holes formed in the bottom to distribute the liquid refrigerant to the distribution tray; and a plurality of side arms that are formed on either side of the chamber and arranged in the length direction of the chamber and supported by the support frames. Through the present disclosure, it is possible to keep the vapor-liquid separator horizontal and stable and achieve stable heat exchange performance.

An air-cooled heat exchanger is connectable between an upstream fluid source and a downstream fluid destination by a plurality of external pipes having connection ends arranged in one or more external pipe connection configurations. The air-cooled heat exchanger has a cooling tubes assembly that includes a plurality of headers, a plurality of intermediate pipes connected to the plurality of headers, and a modular manifold system that connects the plurality of intermediate pipes to the plurality of external pipes. The modular manifold system includes a plurality of pipe elbows each connected to a corresponding one of the plurality of intermediate pipes, and one or more trays. Each of the plurality of pipe elbows is retained within the one or more trays in a configuration that matches the one or more external pipe connection configurations.

An evaporator includes: a vessel having a refrigerant inlet for receiving a refrigerant at a lower part of the vessel, and a refrigerant outlet for discharging the refrigerant in an evaporated state at an upper part of the vessel; and a plurality of heat-transfer tubes disposed so as to extend inside the vessel along a longitudinal direction of the vessel, and configured to transfer heat received from a fluid flowing inside the heat-transfer tubes to the refrigerant flowing outside the heat-transfer tubes. The plurality of heat-transfer tubes are disposed so that at least one downward flow passage is defined through the plurality of heat-transfer tubes or around the plurality of heat-transfer tubes, the at least one downward flow passage having a width larger than a representative interval between the plurality of heat-transfer tubes. A representative interval between the plurality of heat-transfer tubes disposed on an upper side among the plurality of heat-transfer tubes is larger than a representative interval between the plurality of heat-transfer tubes disposed on a lower side among the plurality of heat-transfer tubes.

A heat exchanger assembly includes a frame, a plurality of tubes, and a first bumper clip attaching at least a first tube of the plurality of tubes to the frame. The first tube defines a first exterior dimension and the first bumper clip defines a first tube slot defining a first tube slot dimension that is less than the first exterior dimension of the at least first tube.

A heat exchanger includes a first channel with at least one first wall for porting a first fluid and a second channel with at least one second wall for porting a second fluid. The heat exchanger includes a barrier chamber located between the at least one first wall and the at least one second wall such that a rupture of one of the at least one first wall and the at least one second wall does not result in mixing of the first fluid and the second fluid. The heat exchanger includes a support member that extends between the at least one first wall and the at least one second wall.

A baffle for a thermal transfer device can include a body having a multiple first apertures that traverse therethrough, where each first aperture has a first outer perimeter that includes a first base shape and at least one first protrusion extending from the first base shape. Each of the first apertures is configured to receive a tube. The first base shape of each first aperture has a first shape and a first size that is configured to be substantially the same as the first shape and the first size of an end of a tube.