Distributed photovoltaic access low-voltage power grid openable capacity and bearing capacity evaluation method considering electric energy quality

According to the distributed photovoltaic access low-voltage power grid openable capacity and bearing capacity evaluation method considering the electric energy quality, the real-time sensing advantages of a new-generation power distribution automation system, a novel transformer area intelligent fusion terminal and an electricity utilization information acquisition system are played, and the full voltage grade is considerable, measurable and controllable. Multi-index, multi-characteristic and multi-dimensional comprehensive detection and deep management and control are carried out on distributed photovoltaic access, specific analysis and decision are carried out according to the detected operation condition, and a reasonable distributed photovoltaic management and control scheme is compiled, so that the influence of distributed photovoltaic grid connection on power grid operation is reduced. 本发明提出一种考虑电能质量的分布式光伏接入低压电网可开放容量和承载能力评估方法，发挥新一代配电自动化系统、新型台区智能融合终端、用电信息采集系统实时感知优势，实现全电压等级可观、可测、可控。对分布式光伏接入进行多指标、多特性、多维度全面