采用时段动态划分和分层优化策略的配电网重构Dynamic Distribution Network Reconfiguration Based on Dynamic Partition of Time Intervals and Hierarchical Optimization
江东林;刘天琪;李樊;
摘要(Abstract):
为更好地处理配电网动态重构中重构时刻、开关操作费用、降损效果之间的平衡问题,提出了采用时段动态划分和分层优化策略的配电网重构方法。首先利用功率矩法进行重构时段动态划分,该划分方法可控制最大重构次数;然后利用免疫算法进行分层优化,第1层优化用以网损最小为目标,采用传统静态重构优化方法确定各时段内不考虑开关动作次数限制及操作费用的开关动作方案,并将该开关动作方案作为第2层优化的搜索空间,且第2层优化中加入了开关动作次数限制及操作费用约束,根据方案运行费用最低原则确定最优重构方案。算例结果验证了该方法的有效性。
关键词(KeyWords): 配电网;动态重构;功率矩;分层优化;免疫算法
基金项目(Foundation):
作者(Author): 江东林;刘天琪;李樊;
Email:
DOI: 10.13335/j.1000-3673.pst.2012.02.030
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