基于随机规划的含风电场的电力系统节能优化调度策略A Stochastic Programming Based Short-Term Optimization Scheduling Strategy Considering Energy Conservation for Power System Containing Wind Farms
龙军;莫群芳;曾建;
摘要(Abstract):
含风电场的多电源电力系统优化调度是一个新的具有重要经济和社会效益的复杂非线性问题。针对传统的水火经济调度模型以及新兴的火风互补经济调度模型,提出了基于随机规划的水、火、风混合系统短期优化调度模型,利用机会约束描述目标函数和约束条件,并给出不同置信水平下的调度方案。同时考虑水电站耗水量最小、火电煤耗量最小以及氮氧化物排放量最小3个目标,采用理想点法将多目标转化为单目标问题。针对风电场风速及出力的随机性,采用随机模拟技术,结合序列二次规划法找到目标函数的最优值。实例仿真结果表明了该调度策略的有效性和可行性。
关键词(KeyWords): 风电场;节能调度;随机规划;机会约束规划;随机模拟
基金项目(Foundation): 国家自然科学基金项目(50767001);; 国家863高技术基金项目(2007AA04Z197);; 高等学校博士学科点专项科研基金资助项目(20094501110002)~~
作者(Author): 龙军;莫群芳;曾建;
Email:
DOI: 10.13335/j.1000-3673.pst.2011.09.027
参考文献(References):
- [1]江岳文,陈冲,温步瀛.含风电场的电力系统机组组合问题随机模拟粒子群算法[J].电工技术学报,2009,24(6):129-137.Jiang Yuewen,Chen Chong,Wen Buying.Particle swarm research ofstochastic simulation for unit commitment in wind farms integratedpower system[J].Transactions of China Electrotechnical Society,2009,24(6):129-137(in Chinese).
- [2]张节潭,程浩忠,胡泽春,等.含风电场的电力系统随机生产模拟[J].中国电机工程学报,2009,29(28):34-39.Zhang Jietan,Cheng Haozhong,Hu Zechun,et al.Power systemprobabilistic production simulation including wind farms[J].Proceedings of the CSEE,2009,29(28):34-39(in Chinese).
- [3]杨秀媛,肖洋,陈树勇.风电场风速和发电功率预测研究[J].中国电机工程学报,2005,25(11):1-5.Yang Xiuyuan,Xiao Yang,Chen Shuyong.Wind speed and generatedpower forecasting in wind farm[J].Proceedings of the CSEE,2005,25(11):1-5(in Chinese).
- [4]蔡凯,谭伦农,李春林,等.时间序列与神经网络法相结合的短期风速预测[J].电网技术,2008,32(8):82-85.Cai Kai,Tan Lunnong,Li Chunlin,et al.Short-term wind speedforecasting combing time series and neural network method[J].PowerSystem Technology,2008,32(8):82-85(in Chinese).
- [5]Kamal L,Jafri Y Z.Time series models to simulate and forecasthourly averaged wind speed in Wuett Pakistan[J].Solar Energy,1997,61(1):23-32.
- [6]Kariniotakis G,Stavrakakis G,Nogaret E.Wind power forecastingusing advanced neural network models[J].IEEE Trans on EnergyConversion,1996,11(4):762-767.
- [7]潘迪夫,刘辉,李燕飞.基于时间序列分析和卡尔曼滤波算法的风电场风速预测优化模型[J].电网技术,2008,32(7):82-86.Pan Difu,Liu Hui,Li Yanfei.A wind speed forecasting optimizationmodel for wind farms based on time series analysis and Kalman filteralgorithm[J].Power System Technology,2008,32(7):82-86(inChinese).
- [8]马静波,杨洪耕.自适应卡尔曼滤波在电力系统短期负荷预测中的应用[J].电网技术,2005,29(1):75-79.Ma Jingbo,Yang Honggeng.Application of adaptive Kalman filter inpower system short-time load forecasting[J].Power SystemTechnology,2005,29(1):75-79(in Chinese).
- [9]Al-Hamadi H M,Soliman S A.Short-term electric load forecastingbased on Kalman filtering algorithm with moving windows weatherand load model[J].Electric Power Systems Research,2004(68):47-59.
- [10]孙元章,吴俊,李国杰,等.基于风速预测和随机规划的含风电场电力系统动态经济调度[J].中国电机工程学报,2009,29(4):42-47.Sun Yuanzhang,Wu Jun,Li Guojie,et al.Dynamic economic dispatchconsidering wind power penetration based on wind speed forecastingand stochastic programming[J].Proceedings of the CSEE,2009,29(4):42-47(in Chinese).
- [11]陈海焱,陈金富,段献忠.含风电场电力系统经济调度的模糊建模及优化方法[J].电力系统自动化,2006,30(2):22-26.Chen Hanyan,Chen Jinfu,Duan Xianzhong.Fuzzy modeling andoptimization algorithm on dynamic economic dispatch in wind powerintegrated system[J].Automation of Electric Power Systems,2006,30(2):22-26(in Chinese).
- [12]温丽丽,刘俊勇.混合系统中–长期节能调度发电计划的蒙特卡罗模拟[J].电力系统保护与控制,2008,36(24):24-29.Wen Lili,Liu Junyong.Monte-carlo simulation of medium andlong-term generation plan in hybrid power system based onenvironmental economic dispatch[J].Power System Protection andControl,2008,36(24):24-29(in Chinese).
- [13]朱健全,吴杰康.水火电力系统短期优化调度的不确定性模型[J].电力系统自动化,2008,32(6):51-54.Zhu Jianquan,Wu Jiekang.An uncertainty model for short-termoptimization scheduling of hydrothermal power system[J].Automation of Electric Power Systems,2008,32(6):51-54(inChinese).
- [14]胡泽春,王锡凡.考虑负荷概率分布的随机最优潮流方法[J].电力系统自动化,2007,31(16):14-18.Hu Zechun,Wang Xifan.Stochastic optimal power flow approachconsidering load probabilistic distributions[J].Automation of ElectricPower Systems,2007,31(16):14-18(in Chinese).
- [15]Charnes A,Cooper W W.Chance-constrained programming[J].Management Science,1959,6(1):73-79.
- [16]刘宝碇,赵瑞清.随机规划与模糊规划[M].北京:清华大学出版社,2004:74-94.
- [17]尚松浩.水资源系统分析方法及应用[M].北京:清华大学出版社,2006:130-156.
- [18]丁明,吴义纯,张立军.风电场风速概率分布参数计算方法的研究[J].中国电机工程学报,2005,25(10):107-110.Ding Ming,Wu Yichun,Zhang Lijun.Study on the algorithm to theprobabilistic distribution parameters of wind speed in wind farms[J].Proceedings of the CSEE,2005,25(10):107-110(in Chinese).
- [19]Bowden G J,Barker P R,Shestopal V O,et al.The Weibulldistribution function and wind power statistics[J].Wind Engineering,1983(7):85-98.
- [20]吴义纯,丁明.基于蒙特卡罗仿真的风力发电系统可靠性评价[J].电力自动化设备,2004,24(12):70-72.Wu Yichun,Ding Ming.Reliability assessment of wind powergeneration system based on Monte-Carlo simulation[J].ElectricPower Automation Equipment,2004,24(12):70-72(in Chinese).