在石油化工中设备分为动，静俩类。 静设备主要是指罐、釜、塔、换热器、分离器等，
动设备只要有：
1，泵，泵可以分为容积泵和叶片泵（常说的离心泵）
2，压缩机，其又可以分为离心式压缩机和往复式压缩机

In the petrochemical industry, the equipment is divided into two categories: dynamic and static. Static equipment mainly refers to tanks, kettles, towers, heat exchangers, separators, etc..
Mobile equipment as long as there are:
1, pumps, pumps can be divided into volume pumps and blade pumps(often referred to as centrifugal pumps)
2, compressors, which can be divided into centrifugal compressors and reciprocating compressors