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运用基于风险的检验(RBI)对辽阳石化550万t/年常减压装置的设备管道及安全阀进行风险评估和风险排序,针对不同设备的风险等级和损伤模式制定了相应的检验维修策略,并提出了一些降低风险的建议,为设备的长周期安全运行提供保障。
Risk assessment and risk ranking of pipeline and safety valve of Liaoyang Petrochemical 5.5 million t / a atmospheric and vacuum distillation unit were conducted by using risk-based inspection (RBI). According to the risk grade and damage mode of different equipment, corresponding inspection and maintenance strategies were formulated, And put forward some suggestions for risk reduction to ensure long-term safe operation of the equipment.