wind

17Apr

Batteries: Great Promise, Even Greater Hype

Lithium-ion batteries are everywhere. From our smartphones, computers and tablets to electric vehicles, we are in the midst of a battery revolution. But for all the promise of batteries, there are limitations. There are physics problems that dictate how batteries can be used, or should be used, that need to inform our energy policy. Unfortunately, […]
20Mar

A “Very Scary” Situation in Texas

Texas got a taste of cooler than expected weather this week and it sent shockwaves across the state’s electricity market. The Lone Star State learned a valuable lesson about putting too much faith in intermittent renewables. Temperatures dipped Monday morning, increasing heating demand, and that cooler weather was accompanied by calmer than expected winds. Calm […]
01Mar

A Warning Not to be Ignored

How valuable is a balanced, diverse mix of energy sources? Just ask the Midcontinent Independent System Operator (MISO), the grid operator that manages the electricity grid for much of the U.S. Midwest and parts of Canada. When the polar vortex hammered the Midwest at the end of January, the grid weathered the storm, but it […]