天然气制乙炔装置用螺杆压缩机的密封  

Shaft Seal of Screw Compressors for Natural Gas Based Acetylene Plant

作　　者：漆明贵 肖兴均 向林 Qi Minggui;Xiao Xinjun;Xiang Lin(China Chengda Engineering Co.,Ltd.,Chengdu,Sichuan 610041,China)

机构地区：[1]中国成达工程有限公司,四川成都610041

出　　处：《化工设备与管道》2023年第5期63-67,共5页Process Equipment & Piping

摘　　要：介绍了流程用螺杆压缩机主密封发展历程,对比分析了天然气制乙炔装置用螺杆式裂解气压缩机和真空压缩机的主密封型式及密封工作介质的特点,提出了最优解决方案。Introduce the development of the main shaft seal of dry screw compressors for process services,compare and analyze the seal type and its flush medium of the pyrolysis gas compressor and the vacuum compressor of screw type,propose the optimal solutions.

关 键 词：天然气乙炔 螺杆压缩机 密封 

分 类 号：TH45[机械工程—机械制造及自动化]