考虑电压约束的配网分布式电源准入功率研究

摘要

为了解决分布式电源接入配网的电压越限问题，首先分析了分布式电源接入对配网电压分布的影响，然后分析了对系统功率损耗的影响。利用得出的结论提出一个基于最优潮流的配网管理系统，该系统使用主动控制策略，能够在改善线路电压分布、降低系统功率损耗的基础上提高分布式电源的准入功率。%To solve the voltage access-limit problems of distributed generation in distribution network , this paper first-ly analyzes the impact of distributed generation to the voltage distribution of distribution network , then, analyzes the impact on the power losses of power systems .Finally , a distribution management system based on the optimal power flow is proposed .This system uses active control strategy , which can increase the power penetration level permission of distributed generation on the basis of improving the voltage distribution and reducing system power losses .