The article analyse the crack leakage cause of cylinder of high pressure ammonia separator. And measures has been taken to the through wall flaw of multi-layer wrappedvessel in the paper.
本文分析了高压氨分离器筒体致裂泄漏的原因，并提出了对多层包扎式容器贯穿性裂纹的修复措施。
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In this paper the finite element analysis is applied to simulate the elastic-plastic numerical value for the high-pressure full wrapped composite pressure-vessel.