The corrosion happened on the high-pressure air cooler of the hydrocracking unit when processing sour crude was investigated, and corrosion inhibitor SYDY-101 was added for solving the problem.
考察了加氢裂化装置高压空冷器加工高硫原油后出现的腐蚀问题，并进行了加注sy DY - 101加氢裂化阻垢缓蚀剂的工业试验。
The hydrocracking REAC pipes are special equipments, and easy to lead to serious accidents, for they suffer from the erosion of multiphase flow under the environment of high-pressure hydrogen.
加氢裂化反应流出物空冷器（简称REAC）管束属于特种设备，承受高压临氢多相流的冲蚀，易引发恶性事故。
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