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Optimization of Distributed Solar Photovoltaic Power Generation in Day-ahead Electricity Market Incorporating Irradiance Uncertainty

查看全文 作　　者：Anu [1]Singla;Kanwardeep [2]Singh;Vinod Kumar [3]Yadav 高影响力作者 机构地区：[1]the Department of Electrical Engineering,Chitkara University Institute of Engineering and Technology,Chitkara University,Punjab,India;[2]the Department of Electrical Engineering,Guru Nanak Dev Engineering College,Ludhiana,India(affiliated to I.K.Gujral Punjab Technical University,Kapurthala,India);[3]the Department of Electrical Engineering,Delhi Technological University,Delhi,India高影响力机构 出　　处：《Journal of Modern Power Systems and Clean Energy》索引2021年第9卷第3期,共16页高影响力期刊 摘　　要：This paper proposes a simple and practical approach to model the uncertainty of solar irradiance and determines the optimized day-ahead(DA)schedule of electricity mar-ket.The problem formulation incorporates the power output of distributed solar photovoltaic generator(DSPVG)and forecasted load demands with a specified level of certainty.The proposed approach determines the certainty levels of the random variables(solar irradiance and forecasted load demand)from their probability density function curves.In this process of optimization,the energy storage system(ESS)has also been mod-eled based on the fact that the energy stored during low locational marginal price(LMP)periods and dispatched during high LMP periods would strengthen the economy of DA schedule.The objective of the formulated non-linear optimization problem is to maximize the social welfare of market participants,which incorporates the assured generation outputs of DSPVG,subject to real and reactive power balance and transmission capability constraints of the system and charging/dis-charging and energy storage constraints of ESS.The simulation has been performed on the Indian utility 62-bus system.The results are presented with a large number of cases to demonstrate the effectiveness of the proposed approach for the efficient,economic and reliable operation of DA electricity markets. 关 键 词：Electricity market energy storage market dispatching renewable energy social welfare solar photovoltaic power generator
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