The quantity of installed PV （photovoltaic） systems in the German distribution grid is still increasing. In some areas, the installed PV capacity exceeds 5 kW per HC （house connection）. Therefore, the load flow ch...The quantity of installed PV （photovoltaic） systems in the German distribution grid is still increasing. In some areas, the installed PV capacity exceeds 5 kW per HC （house connection）. Therefore, the load flow changes its characteristics and leads to new requirements for the grid. In some areas, the power feedback is higher than the delivery and the installed PV capacity becomes the decisive factor for grid planning. This paper discusses the impact of PV systems on the flicker level. The focus hereby is on the correlation among the flicker level, the grid voltage and the meteorological parameters. Different approaches to investigate if there is an influence of PV systems on the maximum flicker are taken into account. Furthermore, an investigation if the normative limit is exceeded will be shown.展开更多
文摘The quantity of installed PV （photovoltaic） systems in the German distribution grid is still increasing. In some areas, the installed PV capacity exceeds 5 kW per HC （house connection）. Therefore, the load flow changes its characteristics and leads to new requirements for the grid. In some areas, the power feedback is higher than the delivery and the installed PV capacity becomes the decisive factor for grid planning. This paper discusses the impact of PV systems on the flicker level. The focus hereby is on the correlation among the flicker level, the grid voltage and the meteorological parameters. Different approaches to investigate if there is an influence of PV systems on the maximum flicker are taken into account. Furthermore, an investigation if the normative limit is exceeded will be shown.
