The ASCE 7-16 standard added some criteria for calculating wind pressures on Solar Arrays. We at Meca are not experts in Solar Panel designs and all of the nuances associated with this type of analysis; however, we have assembled some resources to provide some assistance:
Link to Article that explains basic analysis using MecaWind: https://www.mecaenterprises.com/how-to-solar-panel-wind-pressure/
Online resource that gives an excellent overview of the background of procedure in ASCE 7-16: https://www.ironridge.com/asce716/