基于Benders分解的獨(dú)立型微電網(wǎng)魯棒優(yōu)化容量配置模型
發(fā)布時(shí)間:2018-06-02 19:47
本文選題:微電網(wǎng)(微網(wǎng)) + 優(yōu)化配置。 參考:《電力系統(tǒng)自動(dòng)化》2017年21期
【摘要】:為了提高獨(dú)立型微電網(wǎng)電源優(yōu)化配置的魯棒性,綜合考慮了風(fēng)、光和負(fù)荷的間歇性和隨機(jī)性,建立了獨(dú)立型微電網(wǎng)的雙層魯棒優(yōu)化容量配置模型。外層為初始投資費(fèi)用主問題,內(nèi)層為基于風(fēng)、光和負(fù)荷不確定集的運(yùn)行優(yōu)化子問題。采用對(duì)偶的方法對(duì)子問題進(jìn)行解耦,利用大M法將其線性化,并通過Benders分解的方法將主子問題進(jìn)行交互迭代,直至經(jīng)濟(jì)成本達(dá)到最優(yōu)。在算例中將該方法與改進(jìn)的非支配排序遺傳算法(NSGA-Ⅱ)進(jìn)行對(duì)比,結(jié)果表明所提模型的魯棒性更好,求解效率更高,驗(yàn)證了模型的合理性和有效性。
[Abstract]:In order to improve the robustness of optimal configuration of power supply in independent microgrid, considering the intermittence and randomness of wind, light and load, a bilevel robust capacity allocation model of independent microgrid is established. The outer layer is the main problem of the initial investment cost, and the inner layer is the operation optimization subproblem based on the wind, light and load uncertainty sets. The dual method is used to decouple the subproblem, the large M method is used to linearize it, and the main subproblem is iterated interactively by the Benders decomposition method until the economic cost is optimal. The results show that the proposed model is more robust and efficient, and the rationality and validity of the proposed model are verified by comparing the proposed method with the improved non-dominated sorting genetic algorithm (NSGA- 鈪,
本文編號(hào):1969970
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