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Downtown St. Paul utility District Energy goes coal-free

Frederick Melo, Pioneer Press Summary District Energy St. Paul, the utility that heats 500 commercial buildings and single-family homes in and around downtown, held an unusual retirement party on Friday. Without a glimmer of nostalgia, CEO Ken Smith gathered with workers and executives to bid...

Library Entry
Saving Big on Cooling

Summary Since 2015, District Energy St. Paul has focused on optimizing cooling operations to save energy and costs for the system and customers. In the first year alone, customers saw a 10% savings and this trend continued through improvement of data/performance reporting, controls strategies,...


Blog Entry
District Energy Space 2017 Awards at IDEA2018

Showcasing Industry Growth Around the World More than 109,087,059 square feet of growth was reported in 2017. Summary The publication of District Energy Space has become an annual tradition for the International District Energy Association since 1990. Compilations beyond North America...

District Energy's profile image

Blog Entry
Saint Paul is on the Cutting Edge of Decarbonization

Jeff Harder, USGBC Summary O nce upon a time, coal was king in Saint Paul, Minnesota, creating steam that traveled through a network of underground pipes and tunnels to illuminate and heat downtown. The underlying infrastructure, known as a district energy system, had been around for a...

Library Entry
Update on State of MN Findings on Condensing Boiler Efficiency Assessment

Speakers Ken Smith and Jeff Volovsek, District Energy St. Paul #AnnualConference #2014 #ConferenceProceeding #PolicyandRegulation #DistrictEnergyStPaul #EverGreenEnergy #Minnesota #MinneapolisandStPaul #EnergyEfficiency #StateofMinnesotaDivisionofEnergyResources

6C.1_Smith_ Volovsek.pdf

Blog Entry
St. Paul energy nonprofit seeks bonding for expansion

Clare Kennedy, Finance & Commerce Summary District Energy St. Paul Inc. is seeking $25 million in bonding. The nonprofit energy producer, which heats and cools a significant chunk of downtown St. Paul, will use a portion of the money to upgrade its heating and cooling plants and extend...

Library Entry
District Energy in Cities: The Big Picture

Summary This segment explores how cities and communities can consider economic development and sustainability goals through a community energy planning process, leading to greener energy infrastructure supporting climate adaptation and enhanced community resilience. Speakers Ken Smith, Ever...

WKS1.1_Axelson-Smith-Big Picture 06.20.16.pdf

Library Entry
Solar thermal in US and Denmark

Summary The presentation will outline the developments within larger solar thermal installations and their benefits for hot water district energy networks. In cities in Denmark solar thermal installations account for up to 50% of the heat demand when coupled with seasonal storage. In St Paul,...


Library Entry
System Advancement and Optimization in Saint Paul

Summary District Energy St. Paul is one of the largest and most integrated systems in North America, utilizing hot water, steam, chilled water, thermal storage, solar thermal, energy modeling and efficiency programs, and other technology solutions. Innovation and fuel flexibility have been key...


Library Entry
District Energy Space Awards 2015

Each year, IDEA asks all of its member systems to provide the number of buildings and their area in square feet that have been committed or recommitted to district energy service during the previous calendar year. We report the number of buildings, gross square foot area and thermal energy...

District Energy Space 2015.pdf