一种单管程浮头式热交换器内填料函密封结构的设计  

Design of Internal Stuffing-box Sealing Structure of One Pass Tube Floating Head Heat Exchanger

作　　者：张鹏[1,2,3] 谢培军 张淑雁[1,2] 宫超 雒淑娟[1,2] 张微 刘宏超[1,2,3] 余建永 ZHANG Peng;XIE Pei-jun;ZHANG Shu-yan;GONG Chao;LUO Shu-juan;ZHANG Wei;LIU Hong-chao;YU Jian-yong(Lanpec Technologies Limited;Shanghai Lanbin Petrochemical Equipment Co.,Ltd.;Shanghai Engineering Research Center of Petrochemical Heat Exchange Equipment)

机构地区：[1]甘肃蓝科石化高新装备股份有限公司 [2]上海蓝滨石化设备有限责任公司 [3]上海石油化工换热设备工程技术研究中心

出　　处：《化工机械》2018年第3期305-308,共4页Chemical Engineering & Machinery

摘　　要：介绍了一种可随管束伸缩而移动的内填料函密封结构,研究了该填料函结构的密封机理,并对相应的组件进行强度校核;核算换热管和壳程圆筒的热膨胀量,确保设备安全可靠运行。An internal stuffing box sealing structure which can move with tube bundle expansion was introduced and its sealing mechanism was investigated,including the strength check of corresponding components concerned. Calculating thermal expansion amount of the tube and shell can ensure both safe and reliable operation of the equipment.

关 键 词：浮头式热交换器 单管程 内填料函 密封机理 强度校核 热膨胀量 

分 类 号：TQ051.5[化学工程]