Battery storage costs have fallen to $65/MWh, making solar plus storage economically viable for reliable, dispatchable clean ...

Abstract: Packed beds are generally used for storage of thermal energy from solar air heaters. In this paper experimental study has been conducted on a porous packed bed solar air heater using iron ...

Abstract: Modeling of three-dimensional (3D) finned double-pass solar air heater using the finite element method (FEM) based simulation program COMSOL Multiphysics is proposed and compared with the ...

As author Bill McKibben recently observed, the cheapest way to produce electricity today is to point a flat pane of glass towards the sky. He’s talking about solar photovoltaic (PV) panels, of course.

VERMONT — Vermont’s energy future might be a little less “green” and a little more “grey.” A month after announcing over $60 million coming to Vermont via the EPA’s “Solar for All” program, the ...