INTERNALLY ENHANCED HEAT EXCHANGER TUBE

• Main Authors: ESFORMES JACK L, YAZDANI MIAD, ALAHYARI ABBAS A
• Format: Patent
• Language: Chinese; English
• Published: 24.12.2019
• Subjects: BLASTING; DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OFGENERAL APPLICATION; HEAT EXCHANGE IN GENERAL; HEATING; LIGHTING; MECHANICAL ENGINEERING; WEAPONS

A heat transfer tube for a heating, ventilation, air conditioning and refrigeration system includes an inner tube surface defining an interior of the heat transfer tube, a plurality of first fins extending from the inner tube surface inwardly into the interior of the heat transfer tube defining a plurality of first grooves between adjacent first fins, and a plurality of second fins extending fromthe first fins, defining a plurality of second grooves between adjacent second fins, and defining a plurality of reentrant cavities at the first grooves, beneath the second fins. 一种用于加热、通风、空调和制冷系统的热传递管包括：内管表面，其限定了所述热传递管的内部；多个第一翅片，其从所述内管表面向内延伸到所述热传递管的所述内部中，限定了在相邻的第一翅片之间的多个第一槽；以及多个第二翅片，其从所述第一翅片延伸，限定了在相邻的第二翅片之间的多个第二槽，并且限定了在所述第二翅片下方的所述第一槽处的多个凹入腔。