Calculator on savings for new high-efficient pipe types for internal distribution in buildings

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This deliverable presents the calculation tool and guidelines for calculating the heat loss from the distribution pipes in buildings.
Kraftringen Ltd

Business plan for Lund

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Kraftringen Energi Ltd has set up a business plan for the LTDH in the city district Brunnshög in Lund. We asked Sara Kralmark and Klara Ottosson from Kraftringen to summarize the business plan development.
Per-Olof Johansson Kallioniemi from Lund University

Improved use of individual metering concepts

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In COOL DH we have studied how to improve individual metering concepts and ways of using gathered data for billing district heating. In the report Improved use of individual metering concepts, we provide an overview of regulations on district heating metering and billing in Sweden and Denmark and an overview on applications to use on customer’s meter readings for energy efficiency improvements.
COWI A/S

Technical specifications for substation solutions for single family units

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This report aims to give an overview of the technical solutions that fulfil the energy and the safety requirements for domestic hot water systems in low-temperature district heating networks.

Solutions for local integration of renewable energy sources (RES)

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This deliverable summarizes and gives an overview of existing and newly developed technical solutions used for the domestic hot water production that can be implemented in low temperature or ultra-low temperature district heating networks, and that can increase the share of renewable energy in the building sector.

Invitation to external partners to be part of a test bed for Low Temperature District Heating

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Kraftringen is building a unique low temperature district heating network. We invite external partners to demonstrate various innovative products and practises in this grid. The test bed is under development, but we are open for ideas from…

System solutions for multifamily houses and tertiary buildings

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The pipe heat losses in the circulation of domestic hot water (DHW) can be high in comparison to the demand and use of DHW. Flat stations can be used in order to potentially lower these heat losses. Kraftringen, COWI A/S and Cetetherm have looked…
Uffe Schleiss, technical manager at Høje-Taastrup Fjernvarm

Development of short time and seasonal energy storage

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Høje Taastrup District Heating and COWI A/S have examined the potential of a short time and seasonal energy storage in the municipality of Høje-Taastrup. The storage will be established as an ATES plant. Uffe Shleiss from Høje Taastrup District…
Lund 180620 Sara Kralmark på Kraftringen. Foto: André de Loisted

LTDH connected appliances - eliminating electricity topping of temperature

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Kraftringen and COWI A/S have produced this report that shortly describes the technology and history of HWC (Heating Water Circuit) appliances, as well as traditional dishwashers that are connected to hot tap water and washing machines with both hot and cold water connections.

COOL DH newsletter #1: September 2018

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Welcome to COOL DH newsletter #1 With close to one year into the COOL DH project we are now ready to launch our first newsletter. Here you will find a mix of the status on each demo site, reports on the different deliverables and innovations…