Renewables

Power generation technology, project, and policy developments in wind, solar, geothermal, hydro, tidal, ocean, biomass, and waste-to-energy systems.


What Are Supercritical CO2 Power Cycles?
What Are Supercritical CO2 Power Cycles?

While conventional power plant cycles produce power from turbines using water or steam as the working fluid, supercritical carbon dioxide (sCO2) cycles use CO2 that is in a supercritical state—at a…


The Economic Thicket of Generating Cost Comparisons
The Economic Thicket of Generating Cost Comparisons

Comparing the costs of differing electric generating technologies has become popular among advocates for particular technologies and those seeking to find the optimal approach to new generation. While getting attention…