CAJ | 학술논문

光伏并网发电系统是光伏发电系统的发展趋势,而最大功率点跟踪技术是提高光伏发电效率的主要技术。本文在分析和研究了3种常用最大功率点跟踪方法优缺点的基础上,提出了一种集这3种常用方法优点的新方法,即综合优化法。在太阳能光伏转换系统中,通过具体实验比较了较大步长的扰动观察法,恒电压法和导纳增量法,还有本文中提出的综合优化法,通过对改进算法的仿真,以及与其他算法的比较,说明了这种改进算法的正确性,验证了这种算法的可行性及优越性。
광복병망발전계통시광복발전계통적발전추세,이최대공솔점근종기술시제고광복발전효솔적주요기술。본문재분석화연구료3충상용최대공솔점근종방법우결점적기출상,제출료일충집저3충상용방법우점적신방법,즉종합우화법。재태양능광복전환계통중,통과구체실험비교료교대보장적우동관찰법,항전압법화도납증량법,환유본문중제출적종합우화법,통과대개진산법적방진,이급여기타산법적비교,설명료저충개진산법적정학성,험증료저충산법적가행성급우월성。
Grid-connected PV systems is the development trend of photovoltaic power generation system,the maximum power point tracking technology is to improve the photovoltaic efficiency.In this parper,analysis and research on the basis of the three maximum power point tracking commonly used method advantages and disadvantages of an integrated optimization method.Solar photovoltaic conversion system,through specific experiments the larger step of the perturbation and observation method,constant voltage and admittance incremental method,the optimization method proposed in this paper,through simulation of the improved algorithm,as well as comparison with other algorithms,indicating the correctness of this improved algorithm to verify the feasibility and superiority of this algorithm.