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基于模糊控制的光伏飞轮储能系统有功平滑控制
引用本文:马骏毅,卫志农,汤同峰,李瑞洲,景巍巍,袁阳,孙永辉,孙国强.基于模糊控制的光伏飞轮储能系统有功平滑控制[J].水电能源科学,2013,31(3):159-162,98.
作者姓名:马骏毅  卫志农  汤同峰  李瑞洲  景巍巍  袁阳  孙永辉  孙国强
作者单位:河海大学 可再生能源发电技术教育部工程研究中心, 江苏 南京 210098
基金项目:国家自然科学基金资助项目(51277052,51107032,61104045);中央高校基本科研业务费基金资助项目(B12020035)
摘    要:鉴于太阳日照的间歇性和随机性使光伏发电输出的有功功率会随日照强度的变化而波动,进而影响电能质量、增加了对电网的冲击,在分析光伏飞轮储能系统的结构和特性的基础上,提出了一种基于模糊控制的光伏飞轮储能系统有功平滑控制,利用Matlab/Simulink平台,通过算例仿真分析了光伏飞轮储能系统的飞轮转速、功率输出状况及平滑系数,并与无飞轮储能、简单飞轮储能两种装置进行了比较。结果表明,基于模糊控制的光伏飞轮储能系统有功平滑控制方法较大程度地减小了平滑系数、有效提高了功率的平滑输出、减小了对电网的冲击,验证了模糊控制的有效性和可行性。

关 键 词:光伏发电    飞轮储能    模糊控制    平滑系数    有功功率平滑

Active Power Smoothing Control for Photovoltaic-Flywheel System Using Fuzzy Control
MA Junyi,WEI Zhinong,TANG Tongfeng,LI Ruizhou,JING Weiwei,YUAN Yang,SUN Yonghui and SUN Guoqiang.Active Power Smoothing Control for Photovoltaic-Flywheel System Using Fuzzy Control[J].International Journal Hydroelectric Energy,2013,31(3):159-162,98.
Authors:MA Junyi  WEI Zhinong  TANG Tongfeng  LI Ruizhou  JING Weiwei  YUAN Yang  SUN Yonghui and SUN Guoqiang
Affiliation:Research Center for Renewable Energy Generation Engineering of Ministry of Education, Hohai University, Nanjing 210098, China
Abstract:The intermittence and randomness of sunshine cause the fluctuations of the active power, which may reduce the power quality and increase the impact on the grid. On the basis of analyzing structural features and technical features of hybrid photovoltaic generation system with storage bank (HPS), an active power smoothing control for photovoltaic-flywheel system based fuzzy control was proposed. Through Matlab/Simulink simulation, the flywheel speed, active power output and smoothing coefficient were observed and analyzed. Compared with the system without flywheel storage and the simple flywheel energy storage system, the results show the better performance of the proposed method on decreasing the smoothing coefficient and improving the active power smoothing output as well as reducing the impact on the grid, which verifies the effectiveness and feasibility of fuzzy control.
Keywords:photovoltaic power generation  flywheel energy storage  fuzzy control  smoothing coefficient  active power smoothing
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