See the social media impact of our conference here.


Tuesday 12 September 2017


1st plenary session chaired by Brian Vad Mathiesen: 4GDH Perspectives and results

Opening speech by Henrik Lund

Plenary keynote by Professor Sven Werner: World DH status and Transformation Roadmap for 4GDH

Plenary keynote by Morten Abildgaard; CEO Viborg District Heating: Data Centers and 4GDH in practice - the case of Viborg


Session 1: Smart Energy Systems

Session keynote and cochair: Rasmus Aaen: Balancing District Heating to increase uptake of low temperature surplus heat sources

Pierre Vogler-Finck: Online short-term heat load forecast – An experimental investigation on greenhouses

Borna Doračić: Scenario analysis of the renewable district heating system in Ozalj, a small city in Croatia

Philipp Geyer: Technology patterns and business cases for thermo-chemical networks

Jay Hennessy: Techno-economic assessment of heat-to-power use in district heating networks


Session 2: Future district heating production and systems

Session keynote and co-chair: Erik O. Ahlgren: A system view on carbon impacts of future heating

Bernd WindholzBernd Windholz: Application of heat pumps in the district heating network of Vienna

Renaldi Renaldi: Borehole Thermal Energy Storage Modelling in Energy Systems Optimisation

Hrvoje Dorot: An hourly based optimization model of district heating system with building retrofit with the time horizon of one year, case study of Velika Gorica

Kristina Lygnerud: Risk assessment for industrial heat recovery in district heating systems


Session 3: Energy planning and planning tools

Session keynote and co-chair: Peter Jorsal: The right pre-insulated pipe system for solar district heating networks

Jigeeshu Joshi: Applying Geographical Information Systems (GIS) to analyse the potential and design of district heating networks

Jürgen Knies: A spatial approach for a future-oriented heat planning in urban areas

Johan Dalgren: The time dependent impact of supply and return temperatures on CHP, HP and FGC production when utilizing a thermal network as energy storage

Bram van der Heijde: Optimizing thermal energy storage in fourth generation thermal networks


Session 4: Low-temp district heating grids

Session keynote and co-chair: Oddgeir Gudmundsson: Cost analysis for Cold District Heating versus Low Temperature District Heating

Kim Rolin: Cost effective 4th generation district heating pipe concepts

Christian Engel: End consumer engagement as a key to successful implementation of 4th Gen DH

Ashreeta Prasanna: Efficiency of centralised and decentralised low temperature district networks compared with individual heating and cooling systems

Markus Rabensteiner: Simulation of bidirectional heat transfer stations in district heating grids


Session 5: Low-temperature DH and buildings

Session keynote and co-chair: Anna Volkova: Barriers for transition to 4th generation district heating in existing large networks

Danhong Wang: A methodology on modelling district heating networks with decentralized renewable energy feed-in

Andra Blumberga: Future Buildings as Prosumers Integrated into DH Systems

Asad Ashfaq: Hydraulic control model for the implementation of LTDH in existing boiler based buildings (presentation not available)

Xiaochen Yang: Methods of reducing the district heating return temperature from the local substations


Session 6: Future district heating production and systems

Session keynote and co-chair: Linn Laurberg Jensen: Cold Water District Heating and Cooling Systems as Flexible Energy Exchange Systems – a Promising Concept for the Future?

Nadège Vetterli: Five-year energy monitoring of a low temperature heating and cooling network

Henrik Pieper: Performance analysis of heat pumps utilizing different low temperature heat sources to supply district heating

Anna-Elisabeth Lehmkuhl: Integration of seasonal heat storage systems in existing building structures

Benjamin Zühlsdorf: Potential for performance improvement of booster heat pumps by utilization of mixtures


Session 7: Smart Energy Systems

Session keynote and cochair: Tobias Fleiter: Using industrial excess heat in district heating networks - A simulation assessment of potentials and cost-effectiveness for a refinery in Portugal

Hanmin Cai: An Experimental Setup for Investigating Flexibility of District Heating with Fuel Shift

Sylvain Quoilin: Coupling a power system model to a building model to evaluated the flexibility potential of DSM at country level

Foteini Rafaela Tsaousi: The influence of participation in ancillary services markets on optimal energy hub operation


Session 8: Future district heating production and systems

Session keynote and co-chair: Louise Ödlund: Cooperation and system perspective for increased sustainability

Jelena Ziemele: Bioeconomy approach in district heating development

Gunnar Lennermo: The value of heat supplied to the return or supply pipe - a comparison of different designs for local heat supply

Johannes Pelda: Quasi-dynamic simulation of district heating systems using hydraulic load factor as key indicator for optimised transition towards 4th generation district heating

Ivan Andr: The impact of global warming and building renovation measures on district heating networks techno-economic parameters


Session 9: Energy planning and planning tools

Session keynote and co-chair: Niels Frank: Albertslund – Municipality in transition to low temperature district heating

Daniel Møller Sneum: Socio-economic evaluation of regulatory framework conditions in the heat-electricity interface

Matteo Giacomo Prina: Multi-objective optimization algorithm coupled to EnergyPLAN software: the EPLANopt model

David Drysdale: Low carbon energy system planning in Small and Medium sized Municipalities in Europe

Hanne Kauko: Dynamic modelling of local district heating grids with multiple heat sources and thermal storage


Session 10: Low-temp district heating grids

Session keynote and co-chair: Steen Schelle Jensen: Smart metering provides the transparency required for efficiency

Dietrich Schmidt: Low temperature district heating for future energy systems

Paolo Leoni: Decreasing district heating network heat losses in the summer months using decentralized systems: A simulation case study


Session 11: Low-temperature DH and buildings

Session keynote and co-chair: Svend Svendsen: Solutions for low temperature heating of rooms and domestic hot water in existing buildings

Knut Bernotat: Uncertain Future - How Do Different Ways to Estimate Heat Demand in Retrofitted Buildings Affect District Heating owners?

Soma Mohammadi: Techno-economic analysis of low-temperature district heating network implementation in the city of Nottingham, UK

Natasa Nord: Challenges and potentials for low-temperature district heating implementation in Norway

Ivo Pothof: Maximizing geothermal output by using optimization model for the model-predictive control for a district heating system


Session 12: Smart Energy Systems

Session keynote and co-chair: Bent Ole Gram Mortensen: Smart Energy Systems and the EU data protection regulation

Juan P. Jiménez: The joint effect of centralized CHP plants and thermal storage on the flexibility of the power system

Ambrose Dodoo: Primary energy benefits of cost-effective energy renovation of a district heated multi-family building under different energy supply systems

Lennart Rogenhofer: Evaluation of innovative heat pump concepts for multi-family houses

Wiebke Meesenburg: Evaluation of the flexibility provided by integrating energy systems using advanced exergoeconomic analysis


Session 13: Smart Energy Systems

Session keynote and cochair: Carsten Bojesen: Local Village Heating in a Smart Energy Context

Benedetto Nastasi: Smart Heat sharing for high, medium and low temperature Power-To-Heat solutions

Annelies Vandermeulen: Improving agent-based control performance of thermal networks by inclusion of time delays: a simulation case

Mei Gong: : Exergy and cost analysis of heating systems considering energy storage

Miaomiao He: Domestic heat demand prediction and the implications for designing community heat networks


Session 14: Future district heating production and systems

Session keynote and co-chair: Dagnija Blumberga: Solar collectors versus solar panels in DH

M. Leurent: Socioeconomic potential for deploying large district heating networks using heat from nuclear plants in Europe

Danica Djuric Ilic: Searching for new roles for district heating in a sustainable society

Goran Krajacic: Status and perspectives of district heating systems in Eastern Europe

Zikun Wang: Heat pumps in the UK’s district heating: individual, district level, both or neither?


Session 15: Energy planning and planning tools

Session keynote and co-chair: Frede Hvelplund: Heat conservation incentives and policies for 4th generation district heating systems

Stefan Petrovic: Comparing different district heating supply scenarios with energy savings and individual supply options in six European municipalities

Patryk Chaja: Modelling participation in the Polish Day-Ahead Market (DAM) using a district heating company as a case

Eva Wiechers: Matching district heat demand and excess heat supply using network allocation analysis


Session 16: Low-temp district heating grids

Session keynote and co-chair: Helge Averfalk: Pressure situation in low temperature network with a third distribution pipe

Andrew F. Lyden: Unleashing the potential of existing biomass systems via 4th generation district heating and thermal storage: A Scottish perspective

Alexei Sednin: Possibilities of lowering district heating temperatures in Belarus

Nicole Pini: Guidelines for an optimal integration of water-to-water heat pumps in low-temperature district heating networks: lessons learnt from the analysis of three networks in France


Session 17: Low-temperature DH and buildings

Session keynote and co-chair: Carsten Østergård Pedersen: Intelligent utilization of pumps in LTDH

Johnny Iversen: Ultra-Low Temperature District Heating Supply in New Build Areas and in Apartment Buildings

Maria Justo Alonso: How low can the heating supply temperature be in different building types in Norway?

Roar Nysted: 4th Generation heating system using geothermal energy as the main source

Hironao Matsubara: The 1st application of 4th Generation District Heating in Japan, its outcomes and lessens


Session 18: Future district heating production and systems

Session keynote and co-chair: Anders N. Andersen: Distributed CHP units in Denmark are too quickly loosing electricity production

Alfonso Gordaliza Pastor: Renovation towards a smart district heating in Valladolid

Thibaut Richert: Integrating electrical and thermal domains – A case study of the Danish Technical University campus



Wednesday 13 September 2017


Session 19: Smart Energy Systems

Session keynote and cochair: Kerstin Sernhed: Synthesis of Swedish District Heating Research between 2013 to 2017

Andrei David: Quantifying the impact of district heating, heat pumps, and electric vehicles in Italy, Romania, and the United Kingdom

Nadine Aoun: A sensitivity analysis to support the modelling of space heating demand in view of developing a load shedding algorithm

Søren Møller Thomsen: The Smart Electricity Storage – District Heating and Cooling with Thermal Storages

Alexander Tureczek: District heat household consumption classification using smart meter data


Session 20: Future district heating production and systems

Session keynote and co-chair: Torben Ommen: Design considerations for integration of two 5 MW vapour compression heat pumps in the Greater Copenhagen district heating system

Magnus Dahl: Long-term production planning in large district heating systems

Oliver Martin-Du Pan: District Heating Network Pipe Sizing

Patrick Reiter: Focus of IEA SHC Task 55: „Towards the Integration of Large SHC Systems into DHC Networks“

William R H Orchard: Retrofitting the UK domestic sector with Energy Hubs, Exergenius™, and “Keep Hot Flow Pipes


Session 21: Energy planning and planning tools

Session keynote and co-chair: Ralf-Roman Schmidt: Sustainable heat supply strategies for district heating networks – tools and methodologies

Pablo Puerto: Implementation of distributed co-simulation for urban energy systems

Eftim Popovski: Cost-effectiveness of large scale heat pumps in district heating networks - a simulation model for a case study in Germany

Kanau Takahashi: District heating in Japan – current situation, challenges and possibilities

Rasmus Lund: Heat Roadmap Europe: A Method for linking EU-TIMES and EnergyPLAN energy system models


Session 22: Energy planning and planning tools

Session keynote and co-chair: Markus Köfinger: Simulation based evaluation of large scale waste heat utilization in the district heating network of Linz (Austria) by optimized integration of a seasonal storage

Gorm Bruun Andresen: User incentives for low-energy renovations in district heating systems of different scales

Olatz Terreros: Comparison of methods for thermal storage sizing in district heating networks

Maarten Blommaert: Towards Adjoint-based Topology Optimization of Thermal Networks

Lars Grundahl: Heat demand mapping implications on energy planning


Session 23: Low-temperature district heating and buildings

Session keynote and co-chair: Matthew Gentry: Local heat, Local Food: utilising district heating systems for urban farming

Yasameen Al-Ameen: Utilizing waste materials from construction and industrial processes as potential ground storage mediums in HGHEs

Michele Tunzi: Design and operation of a low-temperature heat networks in the UK

Dorte Skaarup Østergaard: How to lower the district heating return temperature from historical apartment buildings

Isabelle Best: Low-temperature versus ultra-low temperature solar district heating for low heat density housing developments in Germany


Session 24: Future district heating production and systems

Session keynote and co-chair: Luc Girardin: Wide scope categorization of DHC systems for the identification of emerging or disruptive technologies

Julian Formhalsulian Formhals: Effects of the District Heating Supply Temperature Level on the Efficiency of Borehole Thermal Energy Storage Systems

Somil Miglani: Optimization of solar and ground source district heating system using bottom-up technology models

Jukka Aho: Radically new ways to affect heating energy demand – Case Peak Power Optimization


Session 25: Smart Energy Systems

Session keynote and cochair: Leif Gustavsson: Synthesis of Swedish District Energy efficient building blocks and low temperature district heating

Peter Sorknæs: Operational analysis of future renewable energy systems

Hannes Poier: BIG SOLAR GRAZ – Results of a techno-economic feasibility for solar district heating

Sarah Bourgarel: Innovative heat energy supply concepts for multi-family houses: real case evaluation through synergies between simulation and optimization modelling

Mathieu Vallée: Using power-to-heat for flexibility at district level: an overview of use cases


Session 26: Future district heating production and systems

Session keynote and co-chair: Georg K. Schuchardt: Development of an empirical calculation procedure for determining the thermal conductivity and heat losses of pre-insulated twin pipe systems

Joseph Maria Jebamalai: 4DHC technology guidance and transition strategies for Northwest Europe

Marcin Bugaj: Assessment of primary energy savings through implementation of solar and heat pump hybrid in Warsaw district heating system

Fabian Bühler: Spatiotemporal analysis of industrial excess heat as a resource for district heating in Denmark

Ingo Leusbrock: Tools and methods for modelling district heating systems: A comprehensive comparison


Session 27: Energy planning and planning tools

Session keynote and co-chair: Urban Persson: Heat Roadmap Europe: Heat distribution costs

Steffen Nielsen: Geographic Placement of Power to Gas Plants in Denmark

Ivan Dochev: Hypothetical heating grid modelling with graph theory. A decision support tool for planning

Haichao Wang: Planning and optimizing the heat production for a district heating system with Chinese demand profiles


Session 28: Organisation, ownership and institutions

Session keynote and co-chair: Marie Münster: The Danish district heating regulation model in a comparative perspective - and possible impacts of changing it

Søren Djørup/Jakob Zink: Market Structures and Smart Energy Systems

Daníel E. Vilhjálmsson: : Identification of potentials and barriers for developing district cooling in Lima, Peru

Richard Büchele: Favourable policy frameworks for renewable heating and district heating – results from local case studies within the progRESsHEAT project

Thomas Pauschinger: Regional Policy and Market Support Initiatives for Solar and Renewable District Heating


Session 29: Energy planning and planning tools

Session keynote and co-chair: Davy Geysen: Forecasting of heat demand in district heating systems and their integration into smart grid controllers - Fractals, ensembles and expert advisers

Charlotte Marguerite: Simulation based assessment of retrofitting measures, storage integration and alternative heat sources in the district heating network of Aarhus

Franz Mauthner: Holistic urban energy planning: The benefits and drawbacks of using GIS-based methods

Ina De Jaeger: Impact of building geometry description within district energy simulations

Samuel Letellier-Duchesne: Balancing Demand and Supply: Linking Neighborhood-level Building Load Calculations with Detailed District Energy Network Analysis Models


Session 30: Future district heating production and systems

Session keynote and co-chair: Veit Bürger: Third party access to district heating systems - Challenges for the practical implementation

Daniele Basciotti: Simulation based analysis of demand side management as enabler for heat pumps in district heating networks

Maksym Kotenko: Drag reducing additives in low temperature district heating

Miki Muraki: 1G/2G to 4G? Challenges in the Existing District Energy Infrastructure in Japan

Mikel Monclus: Combined HEat SyStem by using Solar Energy and heaT pUmPs


2nd plenary session chaired by Henrik Lund: Towards smart energy systems in Europe and Drivers to expand District Heating

Plenary keynote by Professor Brian Vad Mathiesen: Towards a smart energy system approach in Europe

Plenary keynote by Eva Hoos, Policy Officer in DG Energy: High-performance, smart district heating and cooling

Panel Debate: Drivers and ownership models—how to spread district heating in Europe. Panel Participants: Eva Hoos, Katrina Folland, Ingo Weidlich, Søren Djørup and Brian Vad Mathiesen


Funded by

Innovationsfonden Logo ENG Teal RGB 1