Yeah, actually; that cycle give a pretty nice boost. That would save a lot of energy for a home system. It also works in energy storage -- you usually store ene

Yeah, actually; that cycle give a pretty nice boost. That would save a lot of energy for a home system. It also works in energy storage -- you usually store energy in the dead of night, when it's cooler, and expand mid-day. It's even possible to recover waste heat for more of a boost.