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Reliability Evaluation of Transmission System Considering Uncertainty of Load
Author(s): 
Pages: 5-8,74
Year: Issue:  10
Journal: Guangdong Electric Power

Keyword:  输电系统可靠性不确定性三次样条插值;
Abstract: 常规输电系统可靠性评估用负荷的最大值进行评估,但实际负荷是随时间变化的,具有不确定性,所以用负荷的最大值进行可靠性评估必然会导致评估不准确.为了考虑负荷的不确定性对评估结果的影响,提出将负荷划分为若干个区间,再用三次样条插值法求每个区间的可信度.与常规可靠性评估方法相比,采用该方法进行评估能够得到每个负荷区间的可靠性指标,提供的信息量也更大,且能反映可靠性指标的不确定性.算例分析表明,该方法合理、...
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