LIANG Zhifeng,QIN Fang,CUI Fang.Impact Analysis of Annular Solar Eclipse on June 21, 2020 in China on Photovoltaic Power Generation and Power Grid Operation[J].Automation of Electric Power Systems,2021,45(7):1-7.
LIANG Zhifeng,QIN Fang,CUI Fang.Impact Analysis of Annular Solar Eclipse on June 21, 2020 in China on Photovoltaic Power Generation and Power Grid Operation[J].Automation of Electric Power Systems,2021,45(7):1-7. DOI: 10.7500/AEPS20200805006.
Impact Analysis of Annular Solar Eclipse on June 21, 2020 in China on Photovoltaic Power Generation and Power Grid Operation
China is in the period of high-speed development of renewable energy and ultra-high voltage AC/DC power grids. Output fluctuations of wide-area renewable energy caused by extreme events such as solar eclipse will have a significant impact on the safe and stable operation of the power grid. This paper analyzes the process of annular solar eclipse occured on June 21
2020 in China. By using the numerical weather forecasting method to superimpose the impact of events
a method is proposed to forecast the impact of extreme astronomical and weather events on the intermittentness of the renewable energy and grid operation. Based on the effective forecasting results
the corresponding plans and measures are formulated
the operation states of the power grid during the annular solar eclipse is analyzed
and some inspirations for the safe and stable operation of the power grid with a high proportion of renewable energy in China are put forward.
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