Why HOT|COOL?
Welcome to Hot|Cool, the premier district heating and cooling technology magazine. Each month, we bring you in-depth articles written by experienced professionals covering the latest ideas and developments in the field. With a readership of over 5,000 in over 70 countries, we are proud to be the go-to source for those who want to stay informed about state-of-the-art district heating and cooling. Our mission is to provide readers with the most comprehensive and up-to-date information and be the best district heating magazine in the world!
If you’re passionate about district heating and cooling, you won’t want to miss an issue of Hot|Cool.
Subscribe for free here
Upcoming themes
- No Time to Waste: Get the Pipes in the Ground Now!
- Digitalization
- Put your end-users first: The Customer is Always King!
- Maintenance & Renovation
District Cooling HOT|COOL NO. 1/2025
Editorial: Do You Remember this Card Game? By Morten Jordt Duedahl and Hanne Kortegaard Støchkel, DBDH
Bjæverskov District Heating Company: Volunteer-led District Heating Company Brings Sustainable Warmth to 1,000 Buildings By Lars Gullev, VEKS
Fast, Simple, and Sustainable Renewal of District Heating Pipes By Andreas Martsman, Pressure Pipe Relining Sweden AB
Podcast Collaboration is Bringing District Heating to Burnaby in Metro Vancouver By Kerstin Sernhed, Lund University
District Cooling HOT|COOL NO. 8/2024
Editorial: Cooling the Masses Without Cooking the Planet By Colin Sangster, Tabreed
Asia Pacific District Cooling Outlook By Mikael Jakobsson and Peter Lundberg, Asia Pacific Urban Energy Association (APUEA)
Technological District Cooling Development:
Trends and Insights from Malaysia, Singapore, and Thailand By Adrian Biopic, KJTS Group Berhad
Ensuring Water Security for District Heating Companies By Per-Åke Lindström,
NSI Mobile Water Solutions
New District Cooling and Heating Plant for Major Productions By William Ejsing, Kalundborg Forsyning
Member Company Profile: AddingEngineering
Missing Actors in the Heat Market: Business Models, Storage, Waste Heat HOT|COOL Special Collection edition no. 2/2024
Preface: Do you remember this card game? By Morten Jordt Duedahl, Business Developer, DBDH and Hanne Kortegaard Støchkel, Project Development Manager, DBDH
Large Thermal Energy Storage (LTES) will Help Shape the Future Energy Landscape By Geoffroy Gauthier,
Energy and Calculation Engineer – Project Manager, PlanEnergi
The Missing Actor in the Heat Market: How to fill the Gap in Germany By Susanne Schmelcher, Director of Department for Districts & Cities, German energy agency DENA
Low-Temperature District Heating for Old and New Buildings By Niels Hansen, Senior Consultant, Albertslund Municipality
The Challenge of District Cooling: Turning Vision into Reality By Jakob Bjerregaard, Partner and Lea Riber Junge, Junior Consultant, DEVCCO
Electrification of Space Heating – District Heating is Often the Intelligent Solution By Lars Gullev, Senior Consultant, VEKS, Hanne Kortegaard Støchkel, Researcher and Project Development Manager, DBDH, Jesper Koch, Head of Analysis, Grøn Energi
Clarification of the term “District Heating Generations” By Dr. Robin Wiltshire, Chair, IEA DHC programme, Dr. Andrej Jentsch, IEA DHC Programme Manager, and Senior consultant Lars Gullev, Vice-chair, IEA DHC programme
Energy Storage and Smart Energy Systems By Toke Kjær Christensen, Ph.D., Department of Sustainability and Planning, Aalborg University
Waste Heat – the Overlooked Resource Waiting to be Harnessed By Oddgeir Gudmundsson and Jan Eric Thorsen,
Directors, Climate Solutions, Danfoss A/S
District Cooling Implementation in Indonesia: A Gateway to Collaboration By Rana Yusuf Nasir and Rahman Wirajaya, AP Buildings
How Does the End-User’s Behavior Influence the Operating Temperatures in District Heating Networks? By Michele Tunzi, Associate Professor, DTU Construct
Tom Diget, Chief Operating Officer, Viborg DHC, Kees van der Veer, Vice President, IT and Software, Brunata, Anders Nielsen,
Application Manager, Grundfos
District Cooling HOT|COOL NO. 7/2024
Preface: Unlocking the Power of District Cooling: A Call for Policy Action in a Warming World By Lars Hummelmose, DBDH
District Cooling and India’s City Gas Distribution (CGD) Infrastructure By Vibhu Saxena (AEEE), Pramod Kumar Singh (AEEE), Piyush Sharma (GIZ)
The Challenge of District Cooling: Turning Vision into Reality By Jakob Bjerregaard and Lea Riber Junge, DEVCCO
Smart Energy Systems Conference Awards By Poul Alberg Østergaard, AAU
Case study: Connecting Buildings to Low-Temperature Heat Networks By Simran Chaggar, Fairheat
Collaboration in the Complex Energy Network – New Tools to Navigate the Energy Transition By Costanza Saletti, University of Parma
District Cooling Implementation in Indonesia: A Gateway to Collaboration By Rana Yusuf Nasir and Rahman Wirajaya, AP Buildings
Member Company Profile: HOFOR
Energy Storage HOT|COOL NO. 6/2024
Preface: Energy Storage
and the Value of District Heating
Large Thermal Energy Storage (LTES) will Help Shape the Future Energy Landscape By Geoffroy Gauthier,
Energy and Calculation Engineer – Project Manager, PlanEnergi
Waste Heat – the Overlooked Resource Waiting to be Harnessed By Oddgeir Gudmundsson and Jan Eric Thorsen,
Directors, Climate Solutions, Danfoss A/S
Low-Temperature District Heating for Old and New Buildings By Niels Hansen, Senior Consultant, Albertslund Municipality
Value of District Heating Heat Source Design and Storage By John Tang Jensen,
District Heating Specialist
Electrification of Space Heating – District Heating is Often the Intelligent Solution By Lars Gullev,
Senior Consultant, VEKS,
Hanne Kortegaard Støchkel,
Researcher and Project Development Manager, DBDH, Jesper Koch,
Head of Analysis, Grøn Energi
Energy Storage HOT|COOL NO. 5/2024
Preface: Energy Storage
The Backbone of a Sustainable Energy Future
Energy Storage and Smart Energy Systems By Toke Kjær Christensen, Ph.D., Department of Sustainability and Planning, Aalborg University
The Missing Actor in the Heat Market: How to Fill the Gap in Germany By Susanne Schmelcher, Director of Department for Districts & Cities, German Energy Agency (dena)
How Does the End-User’s Behavior Influence the Operating Temperatures in District Heating Networks? By Michele Tunzi, Associate Professor, DTU Construct
Tom Diget, Chief Operating Officer, Viborg DHC, Kees van der Veer, Vice President, IT and Software, Brunata, Anders Nielsen,
Application Manager, Grundfos
District Heating Generations –
– Clarification of the term
“District Heating Generations” By Dr. Robin Wiltshire, Chair, IEA DHC programme, Dr. Andrej Jentsch, IEA DHC Programme Manager, Senior consultant Lars Gullev, Vice-chair, IEA DHC programme
The Possible Role of Seasonal Thermal Storage for Decarbonizing an Austrian District Heating Network By Ralf-Roman Schmidt, Senior Research Engineer,
AIT (Austrian Institue of Technology), Gerhard Totschnig, Research and Development Engineer, AIT, Bernhard Mayr, Junior Research Engineer, AIT
Heat Planning HOT|COOL Special Collection edition no. 1/2024
New European legislation on local heating and cooling plans: Is This the Moment We Kick Out Fossil Fuels? By Adrian Hiel, Head of Media and Campaigns, Energy Cities
Podcast: Heat planning is the key to green and fair heat By Morten Jordt Duedahl, host from DBDH
Community-owned district heating networks in Denmark By John Tang Jensen, District heating expert, and Jørgen Røhr Jensen, Consultant at Niras
District Heating is key to unlocking the power grid’s potential to renewable energy By John Flørning, Lead Energy Planner, Sebastian Wulff Holtegaard, Consultant, and Søren Møller Thomsen, Senior Analyst, Ramboll
Perspectives on key digitalization challenges within the district heating and cooling sector By Oddgeir Gudmundsson, Director, Climate Solutions, Danfoss
Utilization of surplus heat from Power-to-X and Carbon Capture in District Heating is a win-win By Jannick Hauschildt Buhl, Head of CCUS and PtX at the Danish District Heating Association.
Pricing heat sources for district heating networks By John Tang Jensen, District heating expert
Podcast: Mega Heat Pumps By Morten Jordt Duedahl, host from DBDH featuring Raymond Decorvet, MAN Energy Solutions, and Claus A. Nielsen, DIN Forsyning
Heat Planning HOT|COOL NO. 4/2024
New European legislation on locl heating and cooling plans: Is this the moment we kick out fossil fuels? By Adrian Hiel, Head of Media and Campaigns, Energy Cities
Podcast: Mega Heat Pumps By Morten Jordt Duedahl, host from DBDH featuring Raymond Decorvet, MAN Energy Solutions, and Claus A. Nielsen, DIN Forsyning
Industrial surplus heat as part of local development – The case of Hjoerring Municipality By Poul Rask Nielsen, Senior Project Manager, Hjoerring Municipality
How to get started? By Maëlle Caussarieu, Energy Planner, PhD, Municipality of Copenhagen
Heat Planning HOT|COOL NO. 3/2024
Utilization of surplus heat from Power-to-X and Carbon Capture in District Heating is a win-win By Jannick Hauschildt Buhl, Head of CCUS and PtX at the Danish District Heating Association.
Community-owned district heating networks in Denmark By John Tang Jensen, District heating expert, and Jørgen Røhr Jensen, Consultant at Niras
Podcast: Heat planning is the key to green and fair heat By Morten Jordt Duedahl, host from DBDH
Perspectives on key digitalization challenges within the district heating and cooling sector By Oddgeir Gudmundsson, Director, Climate Solutions, Danfoss
Member Company Profile: Haderslev District Heating Company
New Heat Sources HOT|COOL NO. 2/2024
District Heating is key to unlocking the power grid’s potential to renewable energy By John Flørning, Lead Energy Planner, Sebastian Wulff Holtegaard, Consultant, and Søren Møller Thomsen, Senior Analyst, Ramboll
Does gas have a future for heating buildings? By Søren Magnussen, Senior Consultant, Danish District Heating Association, and Sigrid Friis Frederiksen, Lead Candidate for the political party Radikale Venstre for the EP 2024
New Heat Sources and RE-technologies HOT|COOL NO. 1/2024
CO2 does not recognize border By Anders Dyrelund, Senior Market Manager, Ramboll
Tariffs, accounting, and budgeting in district heating companies By John Tang Jensen, District Heating Expert, Danish Embassy London
Farewell: 10 years in European energy politics By Morten Helveg Petersen, Member of the European Parliament
District Heating Success Projects HOT|COOL NO. 8/2023
The Awards By Dr. Robin Wiltshire, Chair, GDECA and Chair, International Energy Agency Technology Collaboration Programme on District Heating & Cooling (IEA DHC)
Excess heat from steel mill for cross-border DH cooperation By Dr.-Ing. Volker Kienzlen, KEA-BW,
Reiner Hagemann, Badische Stahlwerke GmbH (BSW), Sabine Schimetschek, Calorie-Kehl Strasbourg (CKS)
PertFlextra – a flexible pipe system to improve the efficiency of District Heating By Peter Jorsal, Product & Academy Manager, Kingspan LOGSTOR
End-user involvement is the key to green, reliable, and affordable district heating Steen Schelle Jensen, Head of Business Development – Heat/Cooling Solutions,Kamstrup
New measures for reducing Legionella in hot water systems By project responsible Kaj Bryder, Leon Buhl, and Henrik Kjeldsen, Danish Technological Institute
Successes in District Heating HOT|COOL NO. 7/2023
Meet the Scandi Divas! By Kamma Eilschou Holm, Founder of KH RELATION
The importance of knowledge sharing, by Jan Eric Thorsen and Oddgeir Gudmundsson, Directors, Climate Solutions, Danfoss A/S
Digitalising District Heating requires a paradigm shift, but your next step is the most important, by Steen Schelle Jensen, Head of Business Development – Heat/Cooling Solutions, Kamstrup
How to establish a DH company? HOT|COOL NO. 6/2023
District heating stepping stones – towards a sustainable heat solution, by Lars Gullev, Senior Consultant, VEKS
How architecture can improve new district heating facilities, by Thomas Enevold, Partner & CEO, Arkikon
Sustainable district heating: A local vs. (inter)national dilemma? By Johanna Ayrault, PhD in Management Science, MSc in Executive Engineering
How to establish a DH company? HOT|COOL NO. 5/2023
How district heating networks run not-for-profit can ensure a just transition and develop a new economic model in Scotland, by Duncan Smith, Head of Energy & Sustainability at River Clyde Homes, Scotland
How to start a district heating company, by Lars Gullev, Senior Consultant, VEKS
What is the right price – for connecting to DH? By Hanne Kortegaard Støchkel,
How to establish a DH company? Special Collection edition no. 1/2023
First things first, by Steen Schelle Jensen, Head of Business Development, Kamstrup
Artificial intelligence in district heating, by Henrik Madsen, Professor and Section Head on DTU Compute
Cooperative district heating in the making, by Rie Christiansen Krabsen, Marketing Manager, EBO Consult and Gerwin Verschuur, Program Manager Buurtwarmte in Cooperation Energie Samen
Exploiting the power of digitalization and AI for end-to-end optimization of the district heating system, by Jan Eric Thorsen, Director, Global Application Expert, Emanuele Zilio, Solution Engineer, Tomaz Benedik, Solution Manager, and Oddgeir Gudmundsson, Director, Projects, Danfoss
Resilient and sustainable district heating using multiple heat sources, by Anders N. Andersen, PhD, Ext. Ass. Professor at Aalborg University, R&D projects responsible at EMD International
District Heating in Greater Copenhagen – 2050, by Lars Gullev, Senior Consultant, VEKS
Taking the initiative in heat transition, by Theo Venema, WarmteStad and Marco Attema, municipality of Groningen
Circular biomass energy with citizens heated by their garden-parc waste, by Ann Bouisset, Cand. Oecon/MBA, General Sales Manager, Dall Energy
How to get low energy costs, by John Tang Jensen, Senior Advisor Danish Embassy London
Boosting green District Heating transition, by Peter Lorenzen, Ph.D. in industrial engineering, waermewerk.eu
District heating can become Europe’s path to an effective green transition, by Jesper Koch, Head of research, Danish District Heating Association
District Heating Success Projects | Special Collection edition no. 2/2023
Excess heat from steel mill for cross-border DH cooperation, by Dr.-Ing. Volker Kienzlen, Reiner Hagemann and Sabine Schimetschek
INNARGI Member company profile
District heating stepping stones – towards a sustainable heat solution, by Lars Gullev, Senior Consultant, VEKS
How district heating networks run not-for-profit can ensure a just transition and develop a new economic model in Scotland, by Duncan Smith, Head of Energy & Sustainability at River Clyde Homes, Scotland
The curious case of district heating cost stability, by Oddgeir Gudmundsson and Jan Eric Thorsen, Directors, Climate Solutions, Danfoss A/S, Denmark
The importance of knowledge sharing, by Jan Eric Thorsen and Oddgeir Gudmundsson, Directors, Climate Solutions, Danfoss A/S
Cybersecurity in District Heating infrastructures, by Christian Damsgaard Jensen, Applied Mathematics & Computer Science, DTU (Technical University of Denmark)
End-user involvement is the key to green, reliable, and affordable district heating Steen Schelle Jensen, Head of Business Development – Heat/Cooling Solutions,Kamstrup
How to start a district heating company, by Lars Gullev, Senior Consultant, VEKS
Digitalising District Heating requires a paradigm shift, but your next step is the most important, by Steen Schelle Jensen, Head of Business Development – Heat/Cooling Solutions, Kamstrup
Technology and Sustainability
HOT|COOL NO. 4/2023
District heating can become Europe’s path to an effective green transition, by Jesper Koch, Head of research, Danish District Heating Association
Europe Calling, by Carsten Østergaard Pedersen, District Energy Director, Rune Kaagaard Sørensen, Public Affairs and Asbjørn Bjerregaard Pedersen, Public Affairs, Grundfos
Solar heating for high-temperature District Heating, by Jakob Jensen, Commercial Director, Heliac
Technology and Sustainability
HOT|COOL NO. 3/2023
Circular biomass energy with citizens heated by their garden-parc waste, by Ann Bouisset, Cand. Oecon/MBA, General Sales Manager, Dall Energy
Hyperlocal weather forecasts, by Tuukka Teppola, Growth Manager – Wx Beacon Vaisala Xweather
How to get low energy costs, by John Tang Jensen, Senior Advisor Danish Embassy London
If you’re willing to change the world, let heat pumps be your energy!, by Raymond C. Decorvet, Senior Account Executive, Global Business Development ETES, MAN Energy Solutions
Grenaa in Denmark is betting heavily on its own electricity, translated from Joel Goodsteins article in the magazine “Fjernvarmen”
Member company profile: Innargi “Bringing geothermal energy into district heating”
AI and Digitalization HOT|COOL no. 2/2023
First things first, by Steen Schelle Jensen, Head of Business Development, Kamstrup
Exploiting the power of digitalization and AI for end-to-end optimization of the district heating system by Jan Eric Thorsen, Emanuele Zilio, Tomaz Benedik and Oddgeir Gudmundsson, Danfoss
Resilient and sustainable district heating using multiple heat sources, by Anders N. Andersen, EMD International
Taking the initiative in heat transition, by Theo Venema, WarmteStad, and Marco Attema, municipality of Groningen
The virtual battery, by Anders Dyrelund, John Flørning, and Søren Møller Thomsen, Ramboll
The district heating business model in 2050- possible pathways, by Kristina Lygnerud, Swedish Environment Research Institute and Hanne Kortegaard Støchkel, DBDH
Democratic companies in Denmark are stable and productive, by Magnus Skovrind Pedersen, Demokratisk Erhverv
AI and Digitalization HOT|COOL no. 1/2023
Artificial Intelligence in District Heating, by Henrik Madsen, DTU Compute
District Heating in Greater Copenhagen – history and status 2023, by Lars Gullev, VEKS
Cooperative District Heating in the making, by Rie Christiansen Krabsen, EBO Consult and Gerwin Verschuur, Buurtwarmte in Cooperation Energie Samen
District Heating in Greater Copenhagen – 2050, by Lars Gullev, VEKS
Conversion from Gas and How to Get Started? Special Collection edition no. 1/2022
Green versus black heat: One night changed the agenda – by Lars Gullev, VEKS
Heat plan Denmark 2021 – a CO2 neutral heat supply – by Peter Sorknæs, Steffen Nielsen, Brian Vad Mathiesen, Diana Moreno, Jakob Zinck Thellufsen, and Henrik Lund
IRR – Internal Rate of Return and how it affects the development of city-wide DH projects – by Morten Jordt Duedahl, DBDH, and Lars Gullev, VEKS
IRR – Internal Rate of Return and how it affects the development of DH projects – by Morten Jordt Duedahl, DBDH, and Lars Gullev, VEKS
District Heating can help unlock the hydrogen economy in the UK – by Jacob Byskov Kristensen, Danish Embassy, UK
The waste heat knowledge and communication gap – by Charlotte Owen, Danish Embassy, UK
DH is also part of the solution to the European gas crisis – by Jørgen Nielsen, Chairman of the Board, DBDH
District heating and cooling is a natural part of the urban infrastructure in modern cities. – by Anders Dyrelund, Frederik Palshøj Bigum and Emil Reinhold Kristensen, Ramboll
From ambition to action – by Christian Bjerrum Jørgensen and Willy Winkler, Danish Embassy Germany
Want better district heating networks? Let women flood in – by Rachael Mills, District Heating Divas
How to get started? – by Maëlle Caussarieu, Municipality of Copenhagen
Digitalization of the demand-side – By Michele Tunzi and Svend Svendsen, DTU Construct
Podcast – Gas conversions – we are all in the same boat! – by Jens Andersen, Aalborg Forsyning and Jesper Møller-Larsen, Næstved Fjernvarme with moderator Morten Jordt Duedahl, DBDH
Energy efficiency should be prioritized first in heating – by Carsten Østergård Pedersen, Asbjørn Bjerregaard Ebbesen and Rune Kaagaard Sørensen, Grundfos
The Growing Markets – Special Collection edition no. 2/2022
It’s time to change our narrative! By Anton Koller, Divisional President District Energy & Buildings and Leanheat Software Suite, Danfoss Climate Solutions
Design of base load heat sources in District Heating networks, by John Tang Jensen, Senior Policy Advisor, Clean Heat Directorate, BEIS
A 10-Points plan to accelerate the EU heat transition, by By Aurélie Beauvais, Managing Director, Euroheat & Power
Scientist Corner: The district heating plan – and why it differs from what you think, by Nis Bertelsen, energy analyst, PhD
Motivation tariff – a key tool to a low-temperature district heating network, by Tom Diget, Chief Operating Officer, Viborg District Heating Company
Getting the hydrogen economy right, by Morten Helveg Petersen, Vice-chair of the European Parliament’s Committee on Industry, Research and Energy
Source-to-sink efficiency of district heating and hydrogen for building heat supply, by Dr. Oddgeir Gudmonsson, Danfoss A/S – Danfoss Climate Solutions – District Energy, Building and Leanheat – Application Center – Projects
On the brink of the big hydrogen breakthrough, by Jesper Frost Rasmussen, Mayer of Esbjerg City
Heat source design for district heating networks, by John Tang Jensen, Senior Policy Advisor, Clean Heat Directorate, BEIS, and Morten Jordt Duedahl, Business Development Manager, DBDH
Danish power-to-X ecosystem is a weapon of mass reduction, by Lars Juncher Ankersen, Communications Officer, TVIS, Søren Schmidt Thomsen, Director, Triangle Energy Alliance (TEA) and Jørgen Nielsen, CEO, TVIS
Members Company profile: COWI – Linking Power-to-X and district heating will boost the green transition, by By Henrik Dalsgård, VP of District Energy, COWI, and Maral Taghva, Senior Specialist in Power-to-X, COWI
District Heating and the Growing Markets HOT|COOL no. 8/2022
It’s time to change our narrative! By Anton Koller, Divisional President District Energy & Buildings and Leanheat Software Suite, Danfoss Climate Solutions
Design of base load heat sources in District Heating networks, by John Tang Jensen, Senior Policy Advisor, Clean Heat Directorate, BEIS
Podcast: Hydrogen is hot – very hot, moderator Morten Jordt Duedahl
Discovering hot water, by Giulia Spirito, Ph.D. Student at the Energy Department of Politecnico di Milano
Members Company profile: BWSC, by Alain Ruiz
HEAT 4.0 – Digitalization creates measurable efficiency results in the district heating sector, by Alfred Heller – HEAT 4.0 Project Manager NIRAS, Eva Lange Rasmussen – Communication consultant NIRAS, Per Sieverts Nielsen – Senior Researcher, Ph.D. DTU, Henrik Madsen – Professor, Head of Department of Applied Mathematics and Computer Science DTU Compute
District Heating and the Growing Markets HOT|COOL no. 7/2022
A 10-Points plan to accelerate the EU heat transition, by By Aurélie Beauvais, Managing Director, Euroheat & Power
Heat source design for district heating networks, by John Tang Jensen, Senior Policy Advisor, Clean Heat Directorate, BEIS, and Morten Jordt Duedahl, Business Development Manager, DBDH
PtX & Hydrogen HOT|COOL no. 6/2022
Getting the hydrogen economy right, by Morten Helveg Petersen, Vice-chair of the European Parliament’s Committee on Industry, Research and Energy
The waste-to-energy plant Vestforbrænding is in the final sprint for subsidies of €1,1 billion for CSS, by Steen Neuch Vedels, CEO at Vestforbrænding
Podcast: Representation, belonging, and identity in the heat networks industry, by Charlotte Owen, Principal Energy Policy Advisor at the Royal Danish Embassy in London
Scientist Corner: The district heating plan – and why it differs from what you think, by Nis Bertelsen, energy analyst, PhD
Members Company profile: COWI – Linking Power-to-X and district heating will boost the green transition, by By Henrik Dalsgård, VP of District Energy, COWI, and Maral Taghva, Senior Specialist in Power-to-X, COWI
PtX & Hydrogen HOT|COOL no. 5/2022
On the brink of the big hydrogen breakthrough, by Jesper Frost Rasmussen, Mayer of Esbjerg City
Source-to-sink efficiency of district heating and hydrogen for building heat supply, by Dr. Oddgeir Gudmonsson, Danfoss A/S – Danfoss Climate Solutions – District Energy, Building and Leanheat – Application Center – Projects
Danish power-to-X ecosystem is a weapon of mass reduction, by Lars Juncher Ankersen, Communications Officer, TVIS, Søren Schmidt Thomsen, Director, Triangle Energy Alliance (TEA), and Jørgen Nielsen, CEO, TVIS
Podcast: Checking your pipes from the air, by Sune Yde Nielsen, COO, Drone Systems, Bo Jensen Møller, Section Manager, HOFOR, with moderator Morten Jordt Duedahl, DBDH
Members Company profile: European Energy – by Claus Jacobsen, Commercial Director – Heating Section, European Energy
How to Get Started? HOT|COOL no. 4/2022
Let’s compete – but against relevant alternatives – by Morten Jordt Duedahl, Business Development Manager, DBDH, and Lars Gullev, Managing Director, VEKS and Vice president, IEA DHC.
The waste heat knowledge and communication gap – by Charlotte Owen, Principal Energy Policy Advisor, Energy Governance Partnership, Danish Embassy in London, UK
Digitalization of the demand-side: The enabler for low-temperature operations in existing buildings connected to district heating networks – By Michele Tunzi, Technical University of Denmark, DTU Construct, Department of Civil and Mechanical Engineering, and Svend Svendsen, Professor at Technical University of Denmark
How to start with sustainable district heating: A Flanders/Belgian municipality approach – by By Esther Biermans, Energy Broker, Province of Antwerp, Glenn Reynders, R&D Professional Sustainable Urban Development and Robbe Salenbien, Senior Researcher, PhD
Members Company profile: Din Forsyning – by Claus A. Nielsen, Business Development Director, Din Forsyning, Esbjerg, DK
How to Get Started? HOT|COOL no. 3/2022
DH is also part of the solution to the European gas crisis – by Jørgen Nielsen, Chairman of the Board, DBDH, Managing Director, TVIS, DK
District heating and cooling is a natural part of the urban infrastructure in modern cities. – by Anders Dyrelund, Frederik Palshøj Bigum and Emil Reinhold Kristensen, Ramboll, DK
Scientist Corner: How to get started? – by Maëlle Caussarieu, Municipality of Copenhagen, DK
Conversion from Gas – Diversity – More than Fuel Sources HOT|COOL no. 2/2022
Want better district heating networks? Let women flood in – by Rachael Mills, co-founder of District Heating Divas, UK
Heat Plan Denmark 2021 – a CO2 neutral heat supply – by Peter Sorknæs, Steffen Nielsen, Brian Vad Mathiesen, Diana Moreno, Jakob Zinck Thellufsen, and Henrik Lund, DK
From ambition to action – How Germany intends to use heat planning for its ambitious green agenda, by By Christian Bjerrum Jørgensen, DK
Podcast – Gas conversions – we are all in the same boat! – by Jens Andersen and Jesper Møller-Larsen, with moderator Morten Jordt Duedahl, DK
Return temperature optimization of radiators in multi-family houses – by Ida Bach Sørensen, DK
Energy efficiency should be prioritized first in heating – by Carsten Østergård Pedersen, Asbjørn Bjerregaard Ebbesen, and Rune Kaagaard Sørensen, DK
DH-routing pricing economic analysis – speed them up automatically – by Thomas Andreas Østergaard, dK
Member’s Company profile: aquatherm – by Jakob Jespersen
Conversion from Gas – It’s Time Now! HOT COOL no. 1/2022
Green versus black heat: Are we at risk of color blindness? – by Lars Gullev, VEKS
District Heating can help unlock the hydrogen economy in the UK – for the benefit of everyone involved – by Jacob Byskov Kristensen, Embassy of Denmark, UK
Neighborhood energy approach as a scalable alternative for gas heating – by Roelof Potters, Alliander, NL and Hans Korsman, Qirion, NL
Scientist Corner: District heating development through fair conditions for the consumers – by Leire Gorroño-Albizu, Mondragon Unibertsitatea (ES), and Jaqueline de Godoy, Aalborg University (DK)
HEAT 4.0 takes the district heating sector into the next digital level – Useful results for further digital developments – by Alfred Heller, Technical University of Denmark and Eva Lange Rasmussen, NIRAS
Member company profile – DEVCCO
Going Greener – Step by Step HOT|COOL no. 4/2021
Sustainable District Heating – environmental, economic, and socially responsible – by Kamma Eilschou Holm, CTR
District Heating – the key to efficient, resource-saving green conversion – by Lars Gullev, VEKS
Planning is key – and seek inspiration from others – by Hrvoje Klobucar, Karlov DH and Johan Sølvhøj Heinesen, Egedal DH
Going towards a green Ukrainian energy system – by Mathilde Johanne Cordua and Ivan Zhuchenko, Ramboll
Quality data will ensure green transition in the energy sector – by Jens Cornelius, KMD
Salaspils Siltums – and its path from fossil fuels to solar energy – by Roberts Kakis, Salaspils Siltums
Planning is fast-tracking to success – by Morten Jordt Duedahl, DBDH, and Frits Verheij, TNO
Pre-insulated pipes with casings of externally sourced recycled HDPE – by Peter Jorsal, LOGSTOR
Thermal drone survey saves money – by Marianne A. O. Andersen, Drone Systems
Member company profile – ABB
Don’t Waste It! HOT|COOL no. 3/2021
What a waste! – by Lars Hummelmose, DBDH
Carbon capture at ARC – How it’s done – by Nils Thor Rosted, ARC
Waste-to-Energy – by Henrik Søndergaard, DBDH
4th versus 5th Generation of District Heating – by Oddgeir Gudmundsson and Jan Eric Thorsen, Danfoss Climate Solution, Denmark
Heat and hydrogen – The new power couple – by Hanne Kortegaard Støchkel, DBDH and Jannick Buhl, Dansk Fjernvarme
Citywide vision for district heating in Scotland – by Paul Steen, Vattenfall Heat, UK
Enabling policies for district heating – by Søren Djørup, NORCE Norwegian Research Centre
Differences in district heating tariffs between European countries – by Pieter Verstraten and Annelles Huygen, TNO
Skyclean – a carbon-negative technology ideally matched for district heating – by Jesper Ahrenfeldt, Stiesdal Fuel Technologies, Denmark
Member company profile – Drone Systems
Economics, Finance & Money for District Heating
HOT|COOL no. 2/2021
We will help you stop smoking – by Lars Hummelmose, DBDH
Green business and black bottom lines – by Steen Schelle Jensen, Kamstrup
Lower temperatures, lower CO2 emissions, and higher profitability – by Kristina Lygnerud, Swedish Environment Research Institute
When planning for the future! – by Steen Westring, Albertslund Fjernvarme
Smart, cost-effective district cooling in Taarnby – by Hasmik Margaryan, Taarnby Forsyning + Anders Dyrelund + Anders Carøe + Antonis Trumulis, Ramboll
New Pit Thermal Energy Storage (PTES) in Greater Copenhagen – by Lars Gullev, VEKS
Hamburgs repurchase of the heating business – by Stefan Kleimeier, Wärme Hamburg
Energy from local woody green waste in metropole Rouen, France! – by Ann Bouisset, Dall Energy
Warming up! – by Frits Verheij, TNO
Member company profile – LOGSTOR
Fuel, Flexibility, and Green Transition HOT|COOL no. 1/2021
Loading renewable energy – 8% by Lars Hummelmose, DBDH
District cooling in Asia – ON THE RISE by Zhaohui Wang, Shenzhen Qianhai Energy Technology Development
A great place for skiing & district heating by Albert Moles & Jordi Travè FEDA
Renewed focus on the green transition in the United States – so far, so good! But what about district heating energy …? by Niels Vilstrup, Danish Embassy Washington
Scottish venture into water-sourced District heating at scale by Michael McGuinness, West Dunbartonshire Council
Ambitious first legislation on district heating by Jacob Byskov Kristensen, Danish Embassy London & Mathias Grydehøj Mikkelsen & Rune Nielsen, Danish Energy Agency
Demonstrating 100% fossil-free district cooling solutions across Europe – by Mathilde Johanne Cordua + Frederik Palshøj Bigum, Ramboll
Ringsted DHC’s heat recovery kickstarts a new era of greener district heating by Drew Turner, Danfoss
From electricity to heating or cooling – or vice versa! by Raymond C. Decorvet, MAN Energy Solutions Switzerland
Large and Growing Markets HOT|COOL no. 4/2020
Large and growing markets by Lars Hummelmose, DBDH
District heating in the World
Scaling up Pit Thermal Energy Storages (PTES) by Morten Vang Bobach, Aalborg CSP
District Heating – From Denmark to Shetland by Derek Leask, Shetland Heat Energy, and Power
Urban thermal energy planning – a booster for district heating? by Dr. Volker Kienzlen, KEA climate protection and energy agency Baden-Württemberg
District heating is the power grid’s best friend by Trygve Mellvang Tomren-Berg, Norsk Fjernvarme (Norweigan DH Assoc.)
Money in the cloud – Cloud solution for DH leads to cost-efficiency by Alfred Heller, Niras
Power revolution in Poland by Konrad Nowak, MPEC Sp. z.o.o.
“Just do it,” – Nike said, and then Baden-Württemburg made a heat plan by Morten Jordt Duedahl, DBDH
District Cooling HOT|COOL no. 3/2020
District Cooling is hot! by Lars Hummelmose, DBDH
Groundwater – Sustainable energy, right beneath your feet by Lars Hjortshøj Jacobsen ATES and Victor Fauerholdt Ingenioer Huse
Hot waste for green cooling by Lars Sønderby Nielsen, Enexio Solutions
Cool and green by Uffe Schleiss, Høje-Taastrup District Heating (HTF)
The four generations of district cooling by Anders Dyrelund and Frederik Palshøj Bigum, Ramboll
Decarbonizing HOT|COOL no. 2/2020
Decarbonizing is a big issue, by Lars Hummelmose
Fly Green by Henrik Sondergaard, DBDH
Hotmaps by Sara Giovanni, Lucas Kranzl and Marcus Hummel
Electric kettle in a green energy system? by Jan Hindsbo, CTR
Facebook heating up 700 homes in Denmark by Kim Winther, Fjernvarme Fyn
100% renewable energy by Jacob Zink Thellufsen and Henrik Lund, AAU
How to District Energize your City HOT|COOL no. 1/2020
How To District Energize Your City, by Lars Hummelmose
Energy Transitioned Future by Isidore McCormack and John Flørning, Ramboll
The Big Puzzle – Strategic Energy Planning by Anders Hasselager, Gate 21, and Lars Gullev, VEKS
Compensation To Natural Gas Companies When Their Heat Markets Convert To District Heating by Ole Odgaard
Transition To Net Zero in Scotland by Guy Milligan, Ramboll UK
Aquathermal Energy by Arianne de Vries, WVL and Reinier Romijn, Dutch Water Authorities
Smart Sustainable City by Astrid Birnbaum, Høje Taastrup District Heating Company and Anders Dyrelund, Ramboll
Questioning The View That Private Investors Only Hunt Down Large IRRs by George Robinson, BEIS
Business Models For Surplus Heating by Grøn Energi
Heatman by Alfred Heller, NIRAS
Member Company Profile: Frese A/S
Components HOT|COOL no. 4/2019
The column by Birger Lauersen, Euroheat & Power
From Component to service – An IOT journey that has only just begun by Martin Overbjerg, Frese A/S
Secure the asset in your District Heating network by Peter Jorsal, Logstor A/S
Why improve the water quality in District Heating systems? by Thomas Dalsgaard, Silhorko-Eurowater A/S
New thermal heat storage in Greater Copenhagen by Finn Bruus, VEKS, and Per Alex Sørensen, PlanEnergi
Biomass boiler to a new plant in France by Jens Dall, Dall Energy
From seasonal to smart energy storage by Alfred Heller, NIRAS
Expansion of innovative Copenhagen District Heating project by Christer Frennfelt, SWEP
Bringing cleaner heat to the world’s coldest capital, Ulaanbaatar, by Greg Gebrail and Anton Dan-Chin-Iu, European Bank for Reconstruction and Development, Andrew T. Christensen, COWI A/S
Member company profile: Albertslund District heating Company
Big Markets: China and Poland HOT|COOL no. 3/2019
The column by Lars Gullev, VEKS
Polish heating is preparing to take a big step forward by Boguslaw Regulski, Chambers of Commerce, Polish District Heating
The big bang of the Polish heating sector – on the verge of changes by Andrzej Rubczynski, Forum Energii
Tibetan communities relying entirely on heat from the sun by Thomas Karst, Arcon-Sunmark
A decade of district energy development in the P.R. China by Mikael Jakobsson, Asia Pacific Urban Energy Association
District heating in China by John Tang, Danish Energy Agency
Current and future development of the Chinese district heating sector by Oddgeir Gudmundsson and Atli Benonysson, Danfoss
A district heating market mechanism – markets as a mature concept for a modern district heating infrastructure by Peter Lorenzen, Smart Heat Grid Hamburg
Release the full potential of smart metering by Peter Friis Østergaard and Jakob Fester, Danish Technological Institute
District heating in the EU by Paul Voss, Euroheat & Power
Member company profile: Aalborg CSP
Smart Heating System Integration HOT|COOL no. 2/2019
The Column by Bent Ole Gram Mortensen, University of Southern Denmark
Digitalization – a key lever for low-temperature district heating by Steen Schelle Jensen, Kamstrup
Smart integration of energy and wastewater by Hasmik Margaryan, Taarnby DHC company; Anders Dyrelund and Troels Hansen, Ramboll
Cool and sustainable with absorption heat pumps by Lars Sønderby Nielsen, Enexio Solutions
Can smart cities heat themselves? by Kristina Lygnerud, Halmstad University
New management system for DHC networks by Dirk Vanhoudt; Tijs Van Oevelen, Energyville – VITO; and Christian Johansson, NODA
Barriers to flexible system integration of district energy – the complete overview? by Daniel Møller Sneum, DTU
Meeting the strategic challenges of UK district heating by Janette Webb and Ruth Bush, University of Edinburgh
The last investment cycle by Lars Andersen, Geotermisk Operatørselskab
Member company profile: Aalborg Energie Technik
District Heating – Finance and Economy HOT|COOL no. 1/2019
The Column by Knud Bonde, Kamstrup
Financial gain through heat agreement by Lars Gullev, VEKS
IRR – internal rate of return and how it affects the development of DH projects by Lars Gullev, VEKS; and Morten Duedahl, DBDH
TCO – secure the best possible long-term investment by Peter Jorsal, LOGSTOR
Geothermal energy for district heating by Lars Andersen, Geotermisk Operatørselskab
Motivation tariff – the key to a low-temperature district heating network by Tom Diget, Viborg District Heating Company
Financing the 2030 Agenda by Torkil Hvam Sørensen, World Association of PPP Units and PPP Professionals
An indispensable tool in supply chain management by Michael Søndergaard, Pernexus
Heat Dispatch Center by Britta Kleinerts, Götz Brüh and Serafin vor Roon, Forschungsgesellschaft für Energiewirtschaft
Member company profile: Verdo
Emerging District Heating Markets HOT|COOL no. 4/2018
The Column by Lars Gullev, VEKS
Emerging district heating market: the Netherlands by Christian Broks, Eurowater B.V.
DEVO’s smart metering journey by Steen Schelle, Kamstrup
District heating in Belgium by Philip Heylen, ISVAG
District heating in France by Guillaume Perrin, FNCCR
Supplying to the French district energy market by Jesper Boysen, BROEN
District heating in Txomin Enea, Spain by Natalia Rey Aguirre, Kamstrup
District heating: a new low-carbon heat solution for the Irish heat market by Donna Gartland, IrDEA
The present state of the Hungarian district heating sector by Tibor Orban, Budapest District Heating Company
My home is not my castle – but part of a district heating community by Erik Christiansen and Rie Krabsen, EBO Consult
Turning data into value with visualization by Joacim Sundqvist, Mälarenergi
Member company profile: BROEN
Digitalization HOT|COOL no. 3/2018
The Column by Martin B. Petersen, ABB
Did your meter communicate today? by Bent Ole Gram Mortensen, University of Southern Denmark
Use of selection tools to meet customer requirements and support your business strategy by Saska Rihtarsic et. el, Danfoss
Digitalized district heating – from buzz to business case by Steen Schelle Jensen, Kamstrup
How digitization is delivering fair metering by Alexander Philbrook, ista UK
The future of (digital) utilities at Frederiksberg by Søren Berg Lorenzen, Frederiksberg Forsyning
Rapid, simple, and cost-efficient district heating network planning by Joshua Thumin, Centre for Sustainable Energy, UK
World premiere on new biomass technology will ensure cheap district heating by Jens Dall, Dall Energy
Large-scale solar heating: Transforming challenged urban spaces into solar heating plants by Ole Dalby, Arcon-Sunmark
40 Years Anniversary HOT|COOL no. 2/2018
Congratulations! by Ida Auken, Member of the Danish Parliament, Danish Social Liberal Party
Forty years with DBDH and district heating by Lars Gullev, VEKS
The history of Danish district heating by Anders Dyrelund and Jens Ole Hansen, Ramboll
Forty years anniversary – from previous editions of Hot Cool
Setting district energy projects in motion, maintaining momentum & delivering service by Laxmi J. Rao, International District Energy Association
GDPR compliance. The deadline has passed – what is next? by Christian Almskou, Per Samuelsen, and Serena Isolan, Pernexus Systems
Asset management begins with correct water treatment by Jørn Urup Nielsen, Eurowater
What happened to biomass in district heating? by Christina Pedersen, Linka Energy
New members of DBDH: Frese Group, EBO Consult, and IES Energy
Member company profile: European Energy
List of members
Global District Energy Climate Awards HOT|COOL no. 1/2018
The Column: District heating and cooling is the answer to efficient utilization of our resources by Lars Gullev
Global focus on renewable energy and energy security in the heating and cooling sector by Brian Vad Mathiesen, Aalborg University
Introduction to the Global District Energy Climate Awards by Robin Wiltshire, BRE
For a cleaner Tartu – from Soviet time district heating system to efficient district heating and cooling system in Tartu, Estonia by Margo Külaots, Fortum Tartu
Salaspils Siltums – from post-Soviet boiler station to a modern enterprise by SIA “Salaspils Siltums”
Lusail city district cooling system – Doha, Qatar by Vinod Kesavannair, Marafeq Qatar LLC
Fully dynamic investigations: address the challenges for the next generation of district heating systems by Geralds Schweiger, AEE – Institut für Nachhaltige Technologien
The future of Europe’s district heating system lies in deep geothermal energy by Marlene Orth, Rödl & Partner
Saving time and money: mapping district heating networks from drones by Michael Noer-Hvarre, Sune Yde Nielsen, and Henrik Grosen, Drone Systems
New members of DBDH: Verdo, ista, and Solid Energy
Member company profile: Linka
List of members
Technical Innovation and Optimisation HOT|COOL no. 4/2017
The Column: Your digital supply and personal data meter by Bent Ole Gram Mortensen, Syddansk University
Coupling of energy sectors is key to an efficient transition to a renewable energy supply by Rasmus Lund, Aalborg University
Intelligent use of intelligent pumps by Anders Nielsen, Grundfos
Energylab Nordhavn, Denmark – a full-scale smart city energy lab by Kristian Honoré, Hofor
Optimal operation of a multi-vector district energy system in the UK by Michele Tunzi et al., Loughborough University
Heat exchangers with increased thermal length are essential going towards the next generation of DH systems by Jan Eric Thorsen, Oddgeir Gudmundsson and Marek Brand, Danfoss
Data-driven disruption – unlocking the distribution network black box with smart meter data by Steen Schelle Jensen, Kamstrup
District heating: is it delivering affordable and sustainable heat for UK social housing? by Lauren Salmon, Changeworks
New members of DBDH: Pernexus Systems, Stac Technology, and Linka Energy
Member company profile: MOE
List of members
North America HOT|COOL no. 3/2017
The Column by Jan Strømvig, Fjernvarme Fyn
US district energy outlook – an inside view by Robert P. Thornton, IDEA
US district energy in the age of Trump by Niels Frederik Malskær, Trade Council North America
Liveable campuses – breaking the cost barrier in the USA by Jens Ole Hansen, Ramboll
Stanford energy system innovations – next steps by Joseph Stagner, Stanford University
District energy in the age of Trudeau by Jakob Erik Schmidt, Trade Council North America
An opportunity for deeper greening in Canada’s national capital region by Tomasz Smetny-Sowa, Government of Canada
Recommendations for water treatment and corrosion prevention in district heating by Jørn Urup Nielsen, Eurowater
District heating tariffs – a way to communicate by Anders Dyrelund, Ramboll
New members of DBDH: Added Values, European Energy, Trade-Line and Orbicon
Member company profile: DE Valves
List of members
The Winter Package HOT|COOL no. 2/2017
The Column: EU’s Winter Package shows the way to more renewable energy by Lars Gullev, VEKS
The beast is in motion by Morten Helveg, Member of the European Parliament
The Winter Package – a unique opportunity for the energy sector by Udo Wichert, STEAG Fernwärme
Winter Package opens the door to district heating in Europe by Kim Mortensen, the Danish District Heating Association
Clean energy for all by Birger Lauersen, the Danish District Heating Association
Heat Roadmap Europe: Pushing the Winter Package towards an integrated approach by Susana Paardekooper, Brian Vad Mathiesen, and Lars Grundahl, Aalborg University
Two simple economic reforms could create massive energy conservation in smart energy systems by Frede Hvelplund, Aalborg University
The right pre-insulated pipe system for large-scale solar district heating networks by Peter Jorsal, Logstor
The key success factors for district heating and cooling for six cases across Europe by Sara Ben Amer-Allam and Marie Münster, Technical University of Denmark
New members: Energy-Service, MOE, and Drone Systems
The new chairman of DBDH
Member company profile: Gentofte District Heating Company
List of members
System Integration HOT|COOL no. 1/2017
The Column by Lars Gullev, VEKS
A package came for us: some first thoughts on the EU’s new clean energy bundle by Paul Voss, Euroheat & Power
Introduction to 4GDH-projects by Brian Vad Mathiesen, Aalborg University
Towards realistic production planning by Magnus Dahl, AffaldVarme Aarhus, and Aarhus University
Development of the UK heat interface unit testing regime by Martin Crane, Carbon Alternatives
New roles of CHP in the transition to a renewable energy system by Anders N. Andersen, EMD, and Poul Alberg Østergaard, Aalborg University
A fairy tale of 100% efficient use of resources – the life cycle of a citrus fruit from South America to Denmark by Lars Gullev, VEKS
The smart energy system integrates fluctuating renewable energy by Anders Dyrelund, Ramboll
System integration – coordination on all levels by Anders Hasselager, GATE21
The future of district heating and cooling networks – intelligent controllers based on machine learning algorithms by Johan Desmedt and Dirk Vanhoudt, EnergyVille
New members: DEA, DE Valves, and Energy and Climate Academy
Member company profile: Silhorko-Eurowater
List of members
From One Generation District Heating to Another
HOT|COOL no. 4/2016
The Column: District heating – more than 100 years of history, but still rapidly developing by Lars Gullev, VEKS
Austrian District Heating Business Model 2.0 by Roman Geyer and Ralf-Roman Schmidt, AIT Austrian Institute of Technology
District heating as part of a European energy union by Søren Djørup and Frede Hvelplund, Aalborg University
The changing requirements for the district heating generations by Jan Eric Thorsen, Oddgeir Gudmundsson and André Hansen, Danfoss
Switching to 4th-generation district heating in Albertslund, Denmark by Hans-Henrik Høg, Municipality of Albertslund, and Theodor Møller Moos, COWI
Campus energy (US and Canada) – energy and steam to hot water conversions by Pernille M. Overbye, Ramboll
Steam conversion in Copenhagen by René Thiemke, Hofor
New members: Salling Plast, Plan:Energi, Silhorko-Eurowater and Frederikshavn Utility
Member company profile: IFU
List of members
Cooperation in the Energy Sector HOT|COOL no. 3/2016
The Column by Lars Gullev, VEKS
06 Heat roadmap Europe by David Connolly, Susana Paardekooper and Kenneth Hansen, Aalborg University
Collaboration across supply areas results in new opportunities by journalist Sebastian Kjær
Creating Europe’s largest interconnected district heating network by Klaus Spindler, Fernvärmeschiene Rhein-Ruhr
A one-stop shop for district energy system solutions by Henning Lambertsen, Damgaard Consulting Engineers
Why district energy is the solution of the future by Oddgeir Gudmundsson, Jan Eric Thorsen and Marek Brand, Danfoss
The sun is becoming important for district heating in Denmark by Søren Elisiussen, Arcon-Sunmark
The value of meter data – adding intelligence to district heating by Steen Schelle Jensen, Kamstrup
Financing district energy projects by Anders Dyrelund and Isidore McCormack, Ramboll
Member company profile: BWT
List of members
District Cooling in the Middle East HOT|COOL no. 2/2016
The Column by Lars Hummelmose, DBDH
How to set up state-of-the-art district heating in arctic areas by Peter Sonne, Sweco
District heating companies can benefit from rethinking their business by Kristina Lygnerud, University of Halmstad
District heating and cooling – a matter of ownership by Anders Dyrelund, Ramboll
Building trust in heat by Michael King, Blue Yonder
District cooling in the Middle East by Muhammad Ali, Marafeq Qatar
COWI designs district cooling for the new metro in Qatar by Niels Vilstrup, COWI
Scaling new heights in the Middle East by Daniel McCabe, Kamstrup
District cooling heats up by Tildy Bayer, Decentralised Energy
How to get cheap and green surplus heat from the industry by Tanja Lund, Frederikshavn Municipality
New member of DBDH: Enexio
28 Member company profile: F.W. Rørteknik
List of members
COP 21 HOT|COOL no. 1/2016
The Column by Lars Gullev, VEKS
COP21 – new opportunities for export of energy technologies by Lars Chr. Lilleholt, Danish Minister for Energy, Utilities, and Climate
How to ensure a long lifetime of district heating networks by Jakob Rasmussen, Fjervarme Fyn and Anders Dyrelund, Ramboll
COP21 and what it means for us by Paul Voss, Euroheat & Power
Sustainable energy solutions in a built environment by Robert P. Thornton, International District Energy Association (IDEA)
Addressing the climate change by Maria Grajcar, AGFW
Large thermal storage – a vital part of the district heating system by Anders Dyrelund and Flemming Ulbjerg, Ramboll
District heating development in cities by Else Bernsen, COWI
District heating as a core element of the “Energiewende” by Volker Kienzlen, KEA
New members of DBDH: Geo, EMD, Alectia, BA Systems, Danish Energy Systems, and Intego
Member company profile: Næstved Varmeværk
List of members
Economics and Ownership of District Heating
HOT|COOL no. 4/2015
The Column by Lars Gullev, VEKS
Expectations for Paris and beyond by Lars Chr. Lilleholt, Danish Minister for Energy, Utilities, and Climate
Economics and ownership of district heating by Morten Duedahl, DBDH
Risks to district heating expansion by Kristina Lygnerud, University of Halmstad
Is district heating a natural monopoly and why is that important? by Ole Jess Olsen, Technical University of Denmark
Aalborg District Heating – expansion of the district heating supply by Jesper Møller Larsen, Aalborg Forsyning
Is district heating still a (natural) monopoly? by Michael Herborn and Bent Ole Gram Mortensen, University of Southern Denmark
Direct utilization of deep geothermal energy in Germany by Benjamin Richter and Willie Stiehler, Rödl & Partner
Energy efficiency-quarter “Hungerkamp” by Ansgar Böhm, Veolia
New members of DBDH: Aco Engineering, Gentofte Fjernvarme, IFU and Gemina Termix
Member company profile: Abratek
List of members
Solar District Heating HOT|COOL no. 3/2015
The Column by Lars Gullev, VEKS
Properties in Helsinki act as giant solar collectors by Seija Uusitalo, Helen
Green energy for sun-ripened tomatoes by Knud Erik Nielsen, Arcon-Sunmark
Solid Invest – a successful business model for civic Investments in solar thermal systems by Nicole Olsacher, SOLID
Large-scale solar heating – the most commercial renewable energy source by Anders Dyrelund and Flemming Ulbjerg, Ramboll
Aarhus adds new, highly energy-efficient solar energy to district heating by Elsebeth Arendt, AffaldVarme Aarhus
Energy-efficient pumping solution for solar district heating by Henrik Ottesen, Desmi
Heating and cooling – an important part of the Energy Union by Birger Lauersen, Danish District Heating Association
Heat gets smart in Aarhus by Kaj Leonart Petersen, EC Network
Lodi District Heating System by Andrea Barcellesi, Teleriscaldamento Lodi
New members of DBDH: Belmaflex, EMT Nordic and Din Forsyning
Member company profile: Enopsol
List of members
District Heating around the North Sea HOT|COOL no. 2/2015
The Column by Lars Gullev, VEKS
Operation and maintenance at Assens District Heating Company by Jens Ole Knudsen, Assens District Heating Company
Disseminating district heating – the Danish energy model crossing boundaries by DBDH
Baden-Württemberg ahead of the curve by DBDH
District heating in Nordrhein-Westfalen in cooperation with Denmark by Frederik Schmidt, the Danish Energy Agency
Brighton and Hove on a greener path by DBDH
District heating in Dundee by Torsten Malmdorf, the Danish Energy Agency
New district heating bioenergy plant in Bodø by Malin Johansen, BE Varme, Norway
A new era for district heating in the Netherlands by Gijs de Man, Warmtenetwerk, Holland
Case study: Lusail city district cooling system by Muhammad Ali, Marafeq Qatar
New members of DBDH: Aalborg Forsyning, BWT and F.W. Rørteknik
Member company profile: SSM
List of members
Security of Supply HOT|COOL no. 1/2015
The Column by Lars Gullev, VEKS
Lower temperature district heating is a reality by Hans-Henrik Høg, Albertslund Forsyning, and Theodor Møller Moos, COWI
Greater prevalence of heat pumps in district heating – why, where, how and when? by Kim Søgaard Clausen, Grøn Energi
A Europe without landfills and Russian gas by Babcock & Wilcox Vølund
Security of supply – a history of shifting challenges by Hans Henrik Lindboe, EA Energy Analyses
Moving up the agenda: European Commission support for district heating and cooling by Antonio Aguilu-Rullan and Clare Taylor, the European Commission
Ultra low-temperature district heating proves its worth by Johnny Iversen and Christian Jacobsen, Grontmij
Working successfully with authorities implementing district energy by Peter Heymann Andersen, Jacob Bjerregaard, and Patrick Durup Thomsen, Ramboll
New members of DBDH: Enopsol and Ea Energy Analyses
Member company profile: Gottlieb Paludan
List of members
Operation & Maintenance HOT|COOL no. 4/2014
The Column, by Lars Gullev
Lower temperatures for district heating systems in the future, by Hans-Henrik Høgh, Albertslund Forsyning, and Theodor Møller Moos, COWI
Green pipelines with a high degree of difficulty, by Verner Rosendal and Jens Rasmussen Isoplus Denmark A/S
Combat wear in the use of biomass, by Claus Michael Kjaer, ABRATEK
The geothermal system in Sønderborg works well after a thorough work over, by Jette Friis O’Bróin
Cleaning the air with biomass, by Jens Dall Bentzen, Dall Energy
Benefit from proactive maintenance, by Peter Esbjerg Hejn, Ramboll Energy
How to ensure a long service life and a low heat loss for a district heating distribution network, by Allan N. Hansen, Technical Manager, LOGSTOR
Successful district heating collaboration by Jan Olsen, Nordforbraending, and René Salomon, Grontmi
New member of DBDH: Gottlieb Paludan
Member company profile: TELDUST
List of members
Poland HOT|COOL no. 3/2014
The Column by Lars Hummelmose, DBDH
Aerial thermographic survey of district heating systems by Emrah Øztunc, COWI
Heating storage and heat pumps – contribution to energy efficiency by Morten Hoffmeister, Grøn Energi
District heating and cooling – an integral part of the smart city by Lars Gullev, VEKS
Interview: The importance of district heating is increasing; interview with Boguslaw Regulski
Greening energy in Poland by Rasmus Aaen and Sune Holm Hansen, Aaen
Energy Efficiency HOT|COOL no. 2/2014
The Chairman’s Column by Lars Gullev, VEKS
Optimal operation at TVIS, Denmark – From production to the customer by Hans Bjørn, TVIS, and Thomas Østergaard, COWI
Releasing the full potential of a power plant’s flexibility by Nicolai Hagen Johansen, OE3i
The energy efficiency of the district heating network by Allan N. Hansen, Logstor
Anshan District Heating – energy efficient surplus heat utilization project by Oddgeir Gudmundsson and Jan Eric Thorsen, Danfoss, and Søren K. Christensen, COWI
Energy-efficient pump solutions in waste-to-energy facilities for district heating by Jørn Urup Nielsen, DESMI
Optimized biomass plants by Jens Dall, Dall Energy
Brunata OOD implements pilot projects for modernization of the district heating sector in Ukraine by Milena Vasileva, Brunata
New members of DBDH
27 DBDH person and DBDH member of the year
Member company profile: UNO TRANSPORT
List of members
3rd Global District Energy Climate Awards HOT|COOL no. 1/2014
The Chairman’s Column by Lars Gullev, VEKS
District heating: The “Danish model” – Fact or myth? by Peter Sonne, Grontmij
Aberdeen heat & Power – A success story by Ian Booth, Aberdeen Heat & Power
A 25 MWth solar application for an 8km2 university campus in the desert by Millenium Energy Industries
Texas A&M University – Efficiency going from good to great by Texas A&M University
Financing HOT|COOL no. 4/2013
The Column by Lars Hummelmose, DBDH
Optimization of operations planning increases the profit from the production of electricity by Martin Petersen, ABB
Financing and rehabilitation of loss-making district heating companies in Ukraine by Bo E. Nyhus, NEFCO
NIB: Long-term financing for sustainable heat production by Søren Kjær Mortensen, Nordic Investment Bank
Sell with a guarantee by Jørgen Bollesen, EKF
New climate fund to assist Danish companies in emerging markets by Peter Schwalbe, IFU
Intelligent solar heating solution at Ecco Hotel in Denmark by Søren Elisiussen, ARCON
Regulations for DHC in Europe – and in Norway by Heidi Juhler, Norsk Fjernvarme
Heat Roadmap Europe: Saving money with district heating by Euroheat & Power
ARC – presenting a new identity by Sune Scheibye, ARC
New members of DBDH
Company profile: Ross Engineering
Members of DBDH
DHC Smart Energy New Solutions HOT|COOL no. 3/2013
The column by Lars Gullev, VEKS
Dronninglund – Major breakthrough for solar heating by Søren Elisiussen, ARCON
Great potential and interest in Low-Temperature District Heating with a supply temperature of 35-45°C by Johnny Iversen, Grontmij
The Geothermal Potential – a Green Energy Source ready for export by Lars Andersen, Ross
Why district heating and district cooling go hand in hand by Tarek Barky and Anders Dyrelund, Ramboll
Thermal storage eliminates energy waste in existing district heating network by Anders Nielsen, Grundfos, and Charles W. Hansen, Bjerringbro District Heating
Two case studies – Planning for district cooling by Pernille Overbye, Ramboll
Latest News
DBDH welcomes new member
Member company profile: Saseco
List of Members
District Heating in Germany HOT|COOL no. 2/2013
The column by Lars Gullev, VEKS
Making the most of waste by Kim Brinck, Ramboll
Beautiful Bamberg has a new attraction by Jesper With, Journalist
Best practice in district heating by Gert Skriver, Kamstrup
Energy turnaround in Germany by Mario Meissner, LOGSTOR Germany
District heating in Germany – including the legislative framework by Euroheat & Power
District Cooling HOT|COOL no. 1/2013
The column by Lars Hummelmose, DBDH
Maabjerg Bioenergy Plant by Flemming Rasmussen, Dansk Fjernvarme
Childcare institutions in Odense are protected from damage from leaks and seepage from the water and heating installations by Dantaet
10 The district cooling potential by Tarek Barky, Ramboll
Society’s stake in district cooling by Jakob Bjerregaard, Ramboll
Hydraulic safety analyses – lessons learned by Hilmar Omarsson and Niels Henrik Harbo, COWI
District cooling in the Middle East by Akram J. Mourad, LOGSTOR
District cooling the HOFOR way by Søren Clemen Ellern Gøttsche, Hofor
Danfoss substations in the Helsinki DC network
DBDH welcomes new members EKF and Dantaet
Member company profile: isoplus Denmark
List of members
Interface, Users, and Utilities HOT|COOL no. 4/2012
The column by Martin B. Petersen, ABB
Exporting the right supply of heat and knowledge by Jens Rasmussen, isoplus
Smart heat metering with consumer-related services by Gert Skriver, Kamstrup
Brunata from basement to attic and on the PC by Lea Holtze, Brunata
Follow the heat consumption on smartphones and tablets by Lars Taarnskov, Frederiksberg Forsyning
Heatlab – heating customers at eye level by Hanne Rasmussen and Mette Koch, AffaldVarme Aarhus
Pulse heat – district heating for low energy buildings by Gunnar Boye Olsen
A large number of applications for summer school district energy by Astrid Møller, Fjernvarmens Udviklingscenter
The district energy system of tomorrow by Astrid Møller, Fjernvarmens Udviklingscenter
Latest news
Member company profile: Vestforbrænding
List of members