Suzhou Electric Appliance Research Institute
期刊號: CN32-1800/TM| ISSN1007-3175

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基于負荷分區(qū)的多時間尺度配電網(wǎng)無功優(yōu)化

來源:電工電氣發(fā)布時間:2025-06-27 13:27 瀏覽次數(shù):6

基于負荷分區(qū)的多時間尺度配電網(wǎng)無功優(yōu)化

李寧1,萬曉東2,王桂博3
(1 山東第一醫(yī)科大學附屬腫瘤醫(yī)院,山東 濟南 260000;
2 國網(wǎng)山東省電力公司萊西市供電公司,山東 萊西 266600;
3 國網(wǎng)山東省電力公司武城縣供電公司,山東 德州 253300)
 
    摘 要:為提升配電網(wǎng)的經(jīng)濟性和安全性,充分運用離散補償設(shè)備以及連續(xù)補償設(shè)備來解決電壓問題,同時通過日前以及日內(nèi)這兩個時間尺度相互協(xié)作優(yōu)化,給出最終的設(shè)備控制決策。在日前優(yōu)化中,引入負荷分區(qū)解決離散設(shè)備控制次數(shù)限制,并在日內(nèi)優(yōu)化中建立電壓預測模型以優(yōu)化連續(xù)設(shè)備控制。在 IEEE 33 系統(tǒng)進行算例仿真實驗,結(jié)果表明,日內(nèi)優(yōu)化模型能夠根據(jù)負荷變化進行適應(yīng)性優(yōu)化,大幅降低了電壓波動,顯著提高了電壓控制水平。
    關(guān)鍵詞: 分布式電源;無功優(yōu)化;靜止無功補償器;多時間尺度;負荷分區(qū)
    中圖分類號:TM714.3     文獻標識碼:A     文章編號:1007-3175(2025)06-0029-07
 
Multi-Time Scale Reactive Power Optimization of Distribution
Network Based on Load Partition
 
LI Ning1, WAN Xiao-dong2, WANG Gui-bo3
(1 Cancer Hospital of Shandong First Medical University, Jinan 260000, China;
2 State Grid Shandong Electric Power Company Laixi Power Supply Company, Laixi 266600, China;
3 State Grid Shandong Electric Power Company Wucheng Power Supply Company, Dezhou 253300, China)
 
    Abstract: To enhance the economy and security of distribution networks, discrete compensation devices and continuous compensation devices are fully utilized to address voltage issues. Meanwhile integrating day-ahead and intra-day time-scale coordination for optimal equipment control decisions. In the day-ahead optimization phase, load partitioning is introduced to address the operational frequency constraints of discrete devices. For intra-day optimization, a voltage prediction model is established to refine the control of continuous devices. Simulation experiments conducted on the IEEE 33-bus system demonstrate that the intra-day optimization model enables adaptive adjustments based on load variations, significantly reducing voltage fluctuations and improving voltage control performance.
    Key words: distributed generation; reactive power optimization; static var compensator; multi-time-scale; load partition
 
參考文獻
[1] 楊帆,夏榮立,楊威. 碳達峰、碳中和背景下新能源發(fā)展趨勢研究[J]. 中國工程咨詢,2021(9) :22-26.
[2] 董昂,黃悅. 淺析傳統(tǒng)電力系統(tǒng)無功優(yōu)化的現(xiàn)狀[J] .科技風,2019(36) :187.
[3] 李允昭,黃凈,柏青,等. 分布式電源接入對配電網(wǎng)電壓影響分析及其無功優(yōu)化[J] . 電子設(shè)計工程,2019,27(24) :135-139.
[4] 劉夢依,邱曉燕,張志榮,等. 計及風光出力相關(guān)性的配電網(wǎng)多目標無功優(yōu)化[J] . 電網(wǎng)技術(shù),2020,44(5) :1892-1899.
[5] CAO Di, ZHAO Junbo, HU Weihao, et al.Deep Reinforcement Learning Enabled Physical-Model-Free Two-Timescale Voltage Control Method for Active Distribution Systems[J].IEEE Transactions on Smart Grid,2022,13(1) :149-165.
[6] 張立波,程浩忠,曾平良,等. 基于 Nataf 逆變換的概率潮流三點估計法[J] . 電工技術(shù)學報,2016,31(6) :187-194.
[7] 張沛,朱駐軍,謝樺. 基于深度強化學習近端策略優(yōu)化的電網(wǎng)無功優(yōu)化方法[J] . 電網(wǎng)技術(shù),2023,47(2) :562-570.
[8] DING Tao, LIU Shiyu, YUAN Wei, et al.A Two-Stage Robust Reactive Power Optimization Considering Uncertain Wind Power Integration in Active Distribution Networks[J].IEEE Transactions on Sustainable Energy,2016,7(1) :301-311.
[9] SONG H, LIU Z, CHEN X, et al.Research on Reactive Power Optimization and Voltage Control of Power Grid Based on Gravity Energy Storage Technology[C]//2022 International Conference on Computers, Information Processing and Advanced Education(CIPAE),2022 :21-25.
[10] ZHANG Cong, CHEN Haoyong, SHI Ke, et al.A Multi-Time Reactive Power Optimization Under Interval Uncertainty of Renewable Power Generation by an Interval Sequential Quadratic Programming Method[J].IEEE Transactions on Sustainable Energy,2019,10(3) :1086-1097.
[11] 顏湘武,徐韻. 考慮網(wǎng)絡(luò)動態(tài)重構(gòu)含多異質(zhì)可再生分布式電源參與調(diào)控的配電網(wǎng)多時空尺度無功優(yōu)化[J] .電工技術(shù)學報,2019,34(20) :4358-4372.
[12] 胡丹爾,彭勇剛,韋巍,等. 多時間尺度的配電網(wǎng)深度強化學習無功優(yōu)化策略[J] . 中國電機工程學報,2022,42(14) :5034-5044.
[13] 楊亙燁,孫榮富,丁然,等. 計及光伏多狀態(tài)調(diào)節(jié)能力的配電網(wǎng)多時間尺度電壓優(yōu)化[J] . 中國電力,2022,55(3) :105-114.
[14] CHEN S, WANG C, SHENG H, et al.Multi-Time Scale Active and Reactive Power Coordinated Optimal Dispatch in Active Distribution Network Based on Scenario Method[C]//2021 IEEE/IAS 57th Industrial and Commercial Power Systems Technical Conference(I & CPS),2021 :1-10.
[15] 秦佳倩,馬瑞. 電-氣耦合系統(tǒng)概率 Pareto 最大負荷裕度及靈敏度分析[J]. 電網(wǎng)技術(shù),2019,43(1) :58-64.
[16] 李哲,李新生,杜巖. 基于粒子群算法的配網(wǎng)優(yōu)化運行建模與仿真[J] . 電子設(shè)計工程,2022,30(18) :175-178.