Distributed Energy

A utility group on December 18 agreed to keep a coal-fired power plant in Colorado Springs, Colorado, open for at least a few more years, and its members said they are prepared to move forward with distributed generation and could import power to make up for the eventual retirement of the Martin Drake Power Plant. […]

When is a D+ grade acceptable? The answer should be never. But that’s the state of the U.S. power grid according to the 2017 infrastructure report card issued by the American Society for Civil Engineers (ASCE). And the impact of this year’s catastrophic hurricane season only reinforced its vulnerability. Given the billions of dollars of […]

The PJM Interconnection, the largest regional transmission operator in the U.S., faces many problems: adapting to state policies designed to skew power markets in the face of natural gas and renewable

[Ed. note: This post was first published on October 5, 2017, and was updated on October 17, 2017, with embedded video from the DRONEWEEK television show.] DRONEWEEK is a television program that will air on the Viceland network beginning Monday, October 9, 2017, and continuing each night throughout the week. Each episode will feature footage […]

Siemens has launched a new direct-current (DC) transmission system for alternating current (AC) grids of between 30 kV and 150 kV. The medium-voltage system that can bridge distances of up to 125 miles is designed to help grid entities handle ever-growing volumes of power fed into the distribution system from distributed and renewable power. The […]

Electricity from a 5.76-MW solar farm in Massachusetts will be stored in an adjacent energy storage system as part of a plan announced October 4 by ENGIE North America (ENGIE NA) and Holyoke Gas & Electric (HG&E). The project is part of Massachusetts’ Peak Demand Management Program. HG&E, which received a $475,000 grant from the […]

Researchers at the U.S. Department of Energy’s National Renewable Energy Laboratory (NREL) have developed a unique large-scale power converter that can swiftly switch between multiple energy sources to help

A Houston-based microgrid company has used its on-site generators and underground natural gas pipeline system to enable H-E-B grocery stores in the Houston area to remain open despite power outages and massive flooding during and in the aftermath of Hurricane Harvey. Texas utilities have reported more than 300,000 customers have been without power at various […]

New Jersey officials this week said the state’s Board of Public Utilities is funding feasibility studies for a series of microgrids across the state that could provide needed power to municipalities at times of critical need, such as after a natural disaster. The board said the idea is designed to further the State Energy Master […]

The Midcontinent Independent System Operator’s (MISO’s) geographic footprint extends down the middle of the U.S. Because of the structure of its market, MISO has artfully avoided some nasty policy and