A method of simulation and optimization of the prefractionation system was developed by calculation of the data gathering through varying the operation of a prefractionator in a benzeneplant.
以某制苯装置预分馏系统调优操作为背景，研究建立了预分馏系统的模拟优化方法。
The corrosions of reflux tank of pre-fractionator in an oil refinery were analyzed;proposals and measures for avoiding corrosion were suggested in this paper.
对某炼厂检修发现的预分馏塔回流罐腐蚀减薄情况进行了分析,提出了防止腐蚀的建议和措施。
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