【摘要】 分析了苯加氢系统的预蒸发器由于温度和介质不同引起的腐蚀情况,提出了选材和操作等防护措施。在设计中应用后,可减小预蒸发器的腐蚀,延长设备的使用寿命。更多还原

【Abstract】 The corrosion at different temperature and medium of pre-evaporator in crude benzene hydro-refining process is studied in this paper and protective measures are taken accordingly in design,such as material selection and proper operation,etc.,which could minimize the corrosion in the pre-evaporator and maximize the service life of the equipment.更多还原