Cogeneration or combined heat and power (CHP) is the use of a heat engine or power station to generate electricity and useful heat at the same time. Trigeneration or combined cooling, heat and power (CCHP) refers to the simultaneous generation of electricity and useful heating and cooling from the combustion of a fuel or a solar heat collector.
By Steven Sell
History of Landfill Gas
Traditionally, North American landfills were operated as a disposal business financially driven by the tons of waste processed. As environmental regulations and technology developed, landfill operations transitioned across the United States to reduce environmental impact and increase efficiency. Gone are the typical “dump” sites, and in are
Before we close the books on 2017, let’s revisit Distributed Energy’s top posts for the year. This blog post received more comments than any other blog post published in 2017.
Brains, Brawn, and Bill Gates
Automation software, customizable networks, and data collection create energy savings.
Building energy costs are a significant expenditure for businesses and the
Contract is First Siemens US Army Energy Savings Performance Contract Financed in Euros
Siemens has received its first Energy Savings Performance Contract (ESPC) – financed in Euros – to help the U.S. government save energy and lower its associated costs overseas.
Siemens and the US Army Corp of Engineers signed a €7.9
What do the Excelsior Hotel, Cathedral Village Retirement Home, Grand County High School, Statz Farms, Willard Apartments, and Supreme Sports Club have in common? They all represent the new face of the combined heat and power (CHP) market—relatively small commercial facilities that are installing CHP to save money on energy
By Dan Rafter
The Lotte New York Palace hotel in midtown Manhattan is a sprawling place, boasting 813 guest rooms and 86 suites, in addition to 22,000 square feet of meeting and event space, a spa, and a fitness center. For years, the hotel was powered using city steam, the most expensive fuel
By Jim McMahon
The production of biomethane as a fuel, and digestate as an organic fertilizer, through the process of anaerobic digestion, plays a critical role in the efforts to realize both environmental and economic benefits. Conversion of biowaste to energy and usable digestate is a movement away from wasted resources and towards
However they are defined, everyone agrees community microgrids provide benefits. Centralized utility systems and aboveground distribution lines expose customers to regional and local outages, “and while they are highly reliable, centralized utility grids can’t ensure local resilience,” notes Peter Douglass, project manager for the Microgrid Institute, a collaborative organization supporting global development of microgrids and distributed energy
By Dan Rafter
Data centers, hospitals, and manufacturers can’t lose power for even a minute. The same can be said for financial institutions. Unfortunately, public power infrastructure in cities across the United States is aging. And as it does, power failures are becoming more common.