Informing, connecting & advancing the district energy industry.

Help Educate, Advocate, and Advance the District Energy Industry

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Submit an Abstract for Your Chance to Speak at an IDEA Conference

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What Is District Energy?

District Energy 101 Videos

Microgrid 2.0

October 29-31, 2018 Baltimore, MD

Learn More 2017 Conference Proceedings

Industry News

Sep 18, 2018 5:13 PM
Jon Willing, Ottawa Citizen Summary ...
Sep 18, 2018 5:10 PM
Lloyd Alter, Tree Hugger Summary ...
Sep 18, 2018 9:17 AM
Bioenergy Insight Summary Copenhagen ...

Top Stories


2018 Operational System Survey

Help IDEA to educate important stakeholders in government, industry, and communities & advance the district energy industry in North America.


The Role And Potential For Solar Thermal In Future Energy Systems

Analysis of the effect of expansion of solar thermal technologies in future energy systems.


Halfway to Boiling, The City at 50C

Once an urban anomaly, 50C is fast becoming reality. Could District Cooling be the answer?





  • Re- Lining of straight sections with PE4710 polyethylene, or better yet,  Gajeske ThermoFlex  PE - RT ...

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    RE: Extending life of HHW & CHW Dual-temp pipeline ...

    In general, applied coatings to mild steel surfaces are excellent for minimizing or preventing surface ...

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    RE: Chiller Tube Integrity Assessment

    ​Thank you all for your input regarding the maintenance of chiller tubes The common item in all of your ...