Photovoltaic energy storage power generation system, according to different types, generally consists of photovoltaic square array, solar controller and inverter (grid-connected inverter and energy storage inverter), battery bank and battery management device BMS, monitoring and energy management system EMS and load, etc.

With the increase of electronic digital now, it seems to have become a habit for us to carry a power bank with us when we go out. At this time, an outdoor power supply with large capacity and long battery life can solve this embarrassment!

Knowing the optimal tilt Angle and orientation of solar panels and knowing the trajectory of the sun is essential.