# ELECTRICITY STORAGE

Storing solar power for the night

Storage for continuous renewable power

In parallel with its renewable power generation activities, david énergies researches and develops projects for the storage of electricity.

Technology

In the field of small self-consumption systems lithium-ion batteries are the state of the art.

For larger plants, which can often produce more than can be fed in, "power to gas" is a promising technology that converts excess electricity into hydrogen or methane by electrolysis, which can be fed into the gas grid.