武汉科技大学学报(自然科学版)
武漢科技大學學報(自然科學版)
무한과기대학학보(자연과학판)
JOURNAL OF WUHAN UNIVERSITY OF SCIENCE AND TECHNOLOGY(NATURAL SCIENCE EDITION)
2015年
1期
59-62
,共4页
低压配电网%三相负荷不平衡%优化模型%粒子群优化算法
低壓配電網%三相負荷不平衡%優化模型%粒子群優化算法
저압배전망%삼상부하불평형%우화모형%입자군우화산법
low voltage distribution network%three-phase load imbalance%optimization model%particle swarm optimization algorithm
构建低压配电网三相负荷不平衡优化模型,应用粒子群智能优化算法进行求解,确定各单相负荷用户的最优接入相序,据此提出科学有效且经济的三相负荷调整方案。实例分析表明,所提出的优化模型和求解方法是可行的,在换相成本最低的同时,低压配电网三相负荷不平衡度由优化前的17.75%降至1.923%。
構建低壓配電網三相負荷不平衡優化模型,應用粒子群智能優化算法進行求解,確定各單相負荷用戶的最優接入相序,據此提齣科學有效且經濟的三相負荷調整方案。實例分析錶明,所提齣的優化模型和求解方法是可行的,在換相成本最低的同時,低壓配電網三相負荷不平衡度由優化前的17.75%降至1.923%。
구건저압배전망삼상부하불평형우화모형,응용입자군지능우화산법진행구해,학정각단상부하용호적최우접입상서,거차제출과학유효차경제적삼상부하조정방안。실례분석표명,소제출적우화모형화구해방법시가행적,재환상성본최저적동시,저압배전망삼상부하불평형도유우화전적17.75%강지1.923%。
Focusing on three‐phase load imbalance problem in low voltage distribution network ,this paper establishes an optimization model ,uses particle swarm optimization algorithm to determine the optimal access sequence of each single‐phase load ,and puts forward an effective and economical three‐phase load adjusting scheme .A case study show s that the proposed optimization model and solving al‐gorithm are feasible ,which can reduce the degree of three‐phase load imbalance in low voltage distri‐bution network from 17 .75% to 1 .923% at the lowest load adjusting cost .