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中国石化洛阳分公司220×10~4 t/a蜡油加氢处理装置于2015年9月28日停工,进行四年一次的装置大检修工作。2015年11月28日,装置生产出合格的蜡油,开工成功。对氮气/氢气气密,催化剂装填、干燥以及预硫化,分馏系统冷热油运,切换原料油等开工主要步骤进行详细的阐述,并将主要步骤与开工统筹相对照,分析完成情况及原因,同时对开工过程中出现的问题提出了解决建议,为后续蜡油加氢装置开工提供了借鉴。
Sinopec Luoyang branch of 220 × 10 ~ 4 t / a wax hydrotreater on September 28, 2015 shutdown, the installation of four major installations overhaul. November 28, 2015, the device to produce qualified wax oil, started successfully. The main steps of the start-up of nitrogen / hydrogen airtight, catalyst loading, drying and pre-vulcanization, fractional distillation system hot and cold oil transportation, switching of raw oil and so on are described in detail. The main steps are compared with the start- At the same time, some suggestions on the problems occurred during the start-up process were put forward, which provided references for the start-up of the waxy hydrogenation unit.