The pre-warming system of the cylinder of the turbine can make it more energy-saving and cost-reducing. This article analyzes the operational conditions and process of the pre-warming system of the cylinder of a 600 MW turbine,to provide a technological basis for further operational optimization analysis.%汽轮机汽缸预暖系统是汽轮机节能降耗的一项有效措施。本文对某600 MW汽轮机汽缸预暖系统的运行条件和运行操作进行了分析，为进一步的优化运行分析做好技术基础。
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