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探讨了天然气液化过程中需要分离重烃的原因和目的,详细叙述了液化天然气生产中重烃分离工艺特点,分析了各种工艺的优缺点,给出了各工艺的适用性建议。
In this paper, the reasons and objectives of separation of heavy hydrocarbons in natural gas liquefaction process are discussed. The characteristics of heavy hydrocarbon separation process in LNG production are described in detail. The advantages and disadvantages of various processes are analyzed. The applicability of each process is also given.