The vaccum system composition of PET plant in Urumqi Petrochemical Company were introduced,including EG circulation,booster pump and EJ spray.

• 介绍了乌鲁木齐石化聚酯装置真空系统的组成,包括EG循环,增压泵,EJ喷淋等,影响整个真空系统效果的因素及聚酯装置失真空的处理方法。