The present disclosure relates to a heat transfer tube having rare-earth oxide deposited on a surface thereof and a method for manufacturing the same, in which the rare-earth oxide can be deposited on the surface of the heat transfer tube to implement a superhydrophobic surface even under the high temperature environment and a plurality of assembled heat transfer tubes can be coated by coating a complex shape by depositing rare-earth oxide using a method for dipping a surface of the heat transfer tube and coating the same, thereby reducing or preventing the heat transfer tubes from being damaged during the assembling of the heat transfer tubes after the coating.

Provided is a heat transfer device comprising: a housing; a regenerator; a first heat exchanger; and a second heat exchanger.

The present disclosure relates to efficient heat exchanger components, such as pipe apparatuses including the same. Methods of fabricating heat exchange components are also disclosed. A condensing apparatus can include a condenser surface having a substrate and one or more layers of graphene. The substrate can be formed of nickel and a nickel-graphene surface composite layer can be formed. The substrate-graphene composite can be highly durable, hydrophobic, and resistant to fouling. Dropwise condensation can be induced.

The present disclosure relates to a heat transfer tube having rare-earth oxide deposited on a surface thereof and a method for manufacturing the same, in which the rare-earth oxide can be deposited on the surface of the heat transfer tube to implement a superhydrophobic surface even under the high temperature environment and a plurality of assembled heat transfer tubes can be coated by coating a complex shape by depositing rare-earth oxide using a method for dipping a surface of the heat transfer tube and coating the same, thereby reducing or preventing the heat transfer tubes from being damaged during the assembling of the heat transfer tubes after the coating.

Coatings for enhancing performance of materials surfaces, methods of producing the coating and coated substrates, and coated condensers are disclosed herein. More particularly, exemplary embodiments provide chemical coating materials useful for coating condenser components.

A heat transfer device, and methods and systems using such devices, including a major surface wall forming a bottom side of the device; a first hermetic chamber of a first design and with the surface wall forming a bottom wall of the first vapor chamber; a second hermetic chamber of a second design, positioned adjacent to the first chamber along a length of the first surface wall, and with the surface wall forming a bottom wall of the second vapor chamber. The first chamber includes a first heat transfer medium and a first wick arranged to transport the first heat transfer medium to an evaporator region of the first chamber. The second chamber includes a second heat transfer medium and a second wick arranged to transport the second heat transfer medium to an evaporator region of the second chamber.

This disclosure describes single and multi-layer woven meshes designed to enable sucking flow condensation and capillary-driven liquid film boiling, respectively, for instance, in use in heat spreaders. The single-layer woven meshes can include a nanostructure coating and a hydrophobic coating, while the multi-layer meshes can include a microcavity coating and optionally a hydrophilic coating.

This disclosure describes single and multi-layer woven meshes designed to enable sucking flow condensation and capillary-driven liquid film boiling, respectively, for instance, in use in heat spreaders. In some instances, the single-layer woven meshes can include a nanostructure coating and a hydrophobic coating, while the multi-layer meshes can include a microcavity coating and optionally a hydrophilic coating.

A condenser includes a casing and pipes. The casing includes an inlet chamber, an outlet chamber, a first inlet, a first outlet, an accommodation space, a second inlet, and a second outlet. The first inlet and the first outlet are respectively in fluid communication with the inlet chamber and the outlet chamber. The accommodation space accommodates a coolant, and the second inlet and the second outlet are in fluid communication with the accommodation space not in fluid communication with the inlet chamber and the outlet chamber. The pipes are in the accommodation space and connect the inlet chamber with the outlet chamber, and a working fluid flows from the inlet chamber to the outlet chamber via the pipes. The first inlet is located closer to the second outlet than the first outlet, and the first outlet is located closer to the second inlet than the first inlet.

An apparatus protected by corrosion resistance coating, said apparatus comprises an enclosure and heat exchanging elements contained therein wherein the heat exchange element and the enclosure are coated with fluoropolymer composites filled with thermally conductive and thermally insulating fillers, respectively. The composites contain: i) at least one fluoropolymer, and in a preferred embodiment the fluoropolymer is perfluoroalkoxy (PFA), and ii) at least one thermally conductive or insulating filler, and in a preferred embodiment the thermally conductive filler is graphite and the thermally insulating filler is carbon black. The thermally conductive filler is added to the coating for heat exchange elements, e.g. tubes, plates, fins, etc., to enhance heat transfer, while the thermally insulating filler is added to the coating for enclosures, e.g. shell, tube sheets, etc., to reduce the heat transfer to the environment.