A series documenting the evolution of our off-grid installation — from four panels and a PWM charge controller to a 48V LiFePO4 energy storage system with MPPT and plans to add microinverters.
Start here
From four panels and PWM to a full off-grid energy storage system — part 1 of the series (December 2020 through upgrades to MPPT, LiFePO4, and a central monitor).
Tools in the field
Measuring panel orientation on site: WindyFarm PV Survey (waitlist — preview landing, not indexed yet).
Parent hub for all energy topics (Polish only for now): Energy on the farm.