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期刊号: CN32-1800/TM| ISSN1007-3175

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农村微电网风光储多时间尺度互补供电技术研究

来源:电工电气发布时间:2016-04-06 11:06 浏览次数:19

农村微电网风光储多时间尺度互补供电技术研究 

高志强1,高玮2,高骏1,胡文平1,蒋晓青1,吴熙3 
(1 河北省电力公司电力科学研究院,河北 石家庄 050021;2 国电南瑞南京控制系统有限公司,江苏
南京 210061;3 东南大学 电气工程学院,江苏 南京 210096)
 
 

摘 要: 对农村微电网中风光储互补供电技术进行了针对性研究,提出了一种风光储多时间尺度互补供电技术,利用储能系统和风光发电系统在时间尺度上的差异和互补特性,充分发挥储能系统的快速功率吞吐能力和灵活充放电特性,与分布式风光发电的备用功率调节特性协调互补,进而提高农村微电网供电系统的供电可靠性和安全性。基于PSCAD/EMTDC 电磁暂态仿真平台建立风光储互补微电网电磁暂态仿真模型,在农村微电网并/离网切换过程中对储能系统的快速功率支撑以及风光储的多时间尺度供电技术进行了仿真分析,结果表明风光储多时间尺度互补供电技术运行稳定,解决了农村地区供电可靠性低及电能质量差等难题。
关键词: 农村微电网;储能系统;风力发电;光伏发电;多时间尺度
中图分类号:TM727.1 文献标识码:A 文章编号:1007-3175(2014)07-0001-04


Multiple-Time Scale Complementary Power Supply of a Rural Microgrid Composed of Wind Power Turbine and Photovoltaic with Energy Storage 

GAO Zhi-qiang1, GAO Wei2, GAO Jun1, HU Wen-ping1, JIANG Xiao-qing1, WU Xi3 
(1 Hebei Electric Power Company of Electric Power Research Institute, Shijiazhuang 050021, China; 2 NARI Nanjing Control System Co., Ltd, Nanjing 210061, China; 3 School of Electrical Engineering, Southeast University, Nanjing 210096, China) 
 

Abstract: Based on a rural microgrid composed of wind power Turbine (WT) and photovoltaic (PV) generators with energy storage (ES), this paper proposed the multiple-time scale complementary power supply technology. By using the quick power support and charge/discharge characteristics of the ES system, as well as the distributed coordination characteristics of WT and PV power generators, the power supply reliability and security of the rural microgrid could be improved. A typical rural microgrid composed of WT, PV and ES was built based on PSCAD/EMTDC electromagnetic transient simulation platform and the quick power support of ES and multiple-time scale coordination control were analyzed in the simulation model. Simulation results show that the proposed WT/PV/ES complementary power supply technology can solve the low power supply reliability and poor power quality of rural microgrid etc power supply problems.
        Key words: rural microgrid; energy storage; wind power turbine; photovoltaic; multiple-time scale


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