The deterministic method and probabilistic m ethod are 2 methods to determine the reserve demand capacity. The probabilistic method can better reflect the system reliability and determine the reserve capac ity more reasonably.

• 确定性方法和概率性方法是 2种不同的确定备用需求容量的方法 ,2种方法相比 ,概率性方法能够更好地反映系统的可靠性 ,确定的备用容量更为合理。