COOL DH has come to an end

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After five years the COOL DH project has come to an end. Thank you everybody who has followed us over the years! During the project lifetime, we have planned, developed, researched, and implemented new ways of low-temperature district heating.…

Høje Taastrup Municipality has decided to go fossil free

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Høje Taastrup Municipality  has decided to go fossil free and to transform present natural gas heated areas to district heating (low temperature) and heat pumps. COOL DH is included in theese plans and have contributed to the transformation.…

What does the users think about Low Temperature District Heating?

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User acceptance is an important part for low temperature district heating to be installed and used. Especially since it is often sold with arguments such as benefits for the customers, not only the environment. But do the customers really care?…

Watch the COOL DH Policy Webinar

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In April the COOL DH project organised a webinar where experts discussed and reflected on recommendations for policymakers.  So far the COOL DH project has been successfully implementing low-temperature district heating networks at the two…

Technical workshop: Low temperature district heating

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We arranged a technical workshop to share our experiences and hear other cities thoughts about low temperature district heating.  On March 23, we gathered the municipalities and energy companies from three Swedish cities to talk about low…

Cool District Heating allows a new kind of plastic pipes

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At the Cool DH demonstration site in Brunnshög, Lund a new kind of plastic pipes have been installed successfully. The new PE-RT pipes comes with benefits such as less joints and more customized design. The PolyEthylene Raised Temperature…

Heat-recovery enabled pipes

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In classic district heating grids, up to 15-20 % of all the energy produced does not reach the customers due to heat losses. This is a weakness with district heating which we are addressing in COOL DH.

Design Guide for Low Temperature District Heating

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This guide by Cetetherm explains how to design and prepare buildings to be able to integrate low temperature district heating. It will assess the best of hot water and space heating system design for different buildings categories.
The image shows how the installation of the LTDH-service pipes in Osterby are close to the users' buildings in order to reduce the length of the network and consequently the heat losses.

From traditional DH to LTDH in Østerby

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A new low-temperature network has been designed to upgrade the old and obsolete traditional district heating-network in Høje-Taastrup. This report provides information about the final design and the implementation of the low-temperature district heating network and can be used as a guideline of the installation process for future similar projects.

Corona, webinars, CPS and new substations: COOL DH newsletter #4

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It has been a strange spring. Each person around the globe has felt the effects of the spread Covid-19, but so far it has had a relatively limited impact on the overall progress of the COOL DH-project. There has been some problems with deliveries…