针对中捷石化2．50Mt／a常减压装置柴油酸度变化及特点，提出了改进流程和调整操作建议。改后运行结果表明，脱酸柴油产品满足质量要求。%This paper proposed some suggestions on process improvement and operation ad- justment according to the acidity variation and its characteristics of diesel oil from 2. 50 Mt/a crude oil distillation unit of Zhongjie Petrochemical Company. Operation results showed that the diesel oil after depickling could meet the quality requirements.
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