FLNG用印刷板路换热器技术特点及发展趋势  

Technical characteristics and development trend of printed circuit heat exchanger for FLNG

作　　者：谢丽懿 李智强[1] 丁国良[1] XIE Liyi;LI Zhiqiang;DING Guoliang(Institute of Refrigeration and Cryogenics,Shanghai Jiao Tong University,Shanghai 200240,China)

机构地区：[1]上海交通大学制冷与低温工程研究所

出　　处：《化工学报》2019年第11期4101-4112,共12页CIESC Journal

摘　　要：印刷板路式换热器(PCHE)可兼顾紧凑高效和安全可靠,是一种在浮式液化天然气生产储卸装置(FLNG)中有良好应用前景的换热器型式。综述了PCHE的研究现状,包括PCHE结构分类、换热特性和阻力特性的研究,总结了PCHE在FLNG领域应用的现状,分析了PCHE在FLNG领域应用的难点,包括FLNG中PCHE结构选型、晃荡工况对换热器的影响机制和抑制晃荡导致传热恶化的措施,为应用于FLNG晃荡工况的PCHE设计提供理论依据与研究方向。The printed circuit heat exchanger(PCHE) is a compact, efficient, safe and reliable heat exchanger type with good application prospects in floating liquefied natural gas platform(FLNG). The research status of PCHE is reviewed, including the classification of PCHE structure, heat transfer characteristics and resistance characteristics.The application status of PCHE in FLNG is summarized. And prospects of PCHE in FLNG is analyzed, including the structure design criteria of PCHE, the influence mechanism of sloshing and measure to defeating sloshing in heat exchangers applied in FLNG. Theoretical basis and research ideas of PCHE designing in sloshing condition are provided.

关 键 词：FLNG 印刷板路换热器 晃荡工况 传热 压降 

分 类 号：TB611[一般工业技术—制冷工程] TQ051.5[化学工程]