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。