Dish–Stirling systems (DSSs) are a promising solar thermal technology for power generation, utilizing concentrated solar energy to drive a Stirling engine.
Solar inverters may be classified into four broad types: 1., used in where the inverter draws its DC energy from batteries charged by photovoltaic arrays. Many stand-alone inverters also incorporate integral to replenish the battery from an AC source when available. Normally, these do not interface in any way with the utility gri.