https://mts.intechopen.com/articles/show/title/temporal-fluctuations-scaling-analysis-power-law-of-ramp-rate-s-variance-for-pv-power-outputThe characterization of irradiance variability needs tools to describe and quantify variability at different time scales in order to optimally integrate PV onto electrical grids. Recently in the literature, a metric called nominal variability defines the int…