大型集中式光伏发电站的电压稳定性与调节策略  

Voltage Stability and Regulation Strategies of Large-Scale Centralized Photovoltaic Power Plants

作　　者：汪豪 WANG Hao(State Grid Zhejiang Electric Power Co.,Ltd.,Changshan County Power Supply Company,Quzhou 324200,China)

机构地区：[1]国网浙江省电力有限公司常山县供电公司,浙江衢州324200

出　　处：《通信电源技术》2024年第13期212-214,共3页Telecom Power Technology

摘　　要：随着可再生能源的快速发展,大型集中式光伏发电站在全球范围内得到了广泛应用。然而,由于光伏发电的间歇性和波动性,其接入电网后可能会引发电压稳定性问题。本研究聚焦于解决大型集中式光伏发电站接入电网后可能出现的电压波动和稳定性问题。通过深入分析光伏发电的间歇性特点、系统阻抗特性以及光伏逆变器的控制策略等因素,提出了一系列针对性的优化策略,包括升级调节设备以提高响应速度和调节精度,优化调节策略与算法以更好地应对电网的动态变化,以及展望未来技术发展趋势,如智能化技术和基于大数据的电压控制方法,以期提高光伏发电系统的稳定性和可靠性,推动可再生能源在电力系统中的更广泛应用。With the rapid development of renewable energy,large-scale centralized photovoltaic power plants have been widely deployed globally.However,the intermittency and variability of photovoltaic power generation may lead to voltage stability issues after integrating into the grid.This study focuses on addressing the voltage fluctuation and stability issues that may arise after the integration of large-scale centralized photovoltaic power plants into the grid.Through an in-depth analysis of the intermittency characteristics of photovoltaic power generation,system impedance characteristics,and control strategies of photovoltaic inverters,a series of targeted optimization strategies are proposed.These strategies include upgrading regulation equipment to improve response speed and adjustment accuracy,optimizing regulation strategies and algorithms to better cope with the dynamic changes of the grid,and envisioning future technological trends such as intelligent technology and data-driven voltage control methods.The aim is to enhance the stability and reliability of photovoltaic power generation systems and promote the wider application of renewable energy in power systems.

关 键 词：大型集中式光伏发电站 电压稳定性 电压调节 电压控制技术 电网接入 

分 类 号：TM615[电气工程—电力系统及自动化] TM464