未来高比例可再生能源电力系统愿景下，具有波动
性和不确定性的风/光等可再生能源作为主要能源供应者，给
电力系统带来了巨大的灵活性需求，考虑单一类型灵活性资
源提供调节能力的规划模型和以净负荷包络线为基础的电源
规划方法将不再适用。引入灵活性指标量化评估源荷储多类
型灵活性资源的调节潜力并作为优化决策变量纳入到规划模
型中(Under the vision of the high penetration renewable energy　power　systems　in　the　future,　the　renewable　energy, such as wind and solar, with volatility and uncertainty becomes　the　main　energy　provider,　which　brings　the　great　flexibility requirement　to　the　power　system.　The　power　planning　model　will　no　longer　be　applicable, which　considers　single　flexible　resource　to　provide　the　regulatory　ability　and　power　planning　method based on the net load envelope. This paper introduces　the　flexibility　indices　to　quantitatively　assess　the　regulatory　potential of multi-type flexible resources of source-load-storage　and　incorporate　it　into　the　planning　model　as　an　optimization　decision-making variable.)