Batteries can provide high levels of power but only for a short period. Biogas plants are mechanically inert but can store energy over longer periods of time. So what happens when you combine the two options on-site, say on a dairy farm? This is what German researchers Fraunhofer Institute for Energy Economics and Energy System Technology are trying to find out. Can't wait to hear more!
https://innovationorigins.com/biobatsys-combines-biogas-plants-with-battery-storage/