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Framework conditions for planning, procuring and operating district heating systems including thermal solar plants.
Fifth-generation district heating and cooling networks based on shallow geothermal energy: a review and possible solutions for Mediterranean Europe.
Recommended by the IIR
Integrating renewable and waste heat and cold sources into district heating and cooling systems. Case studies analysis, replicable key success factors and potential policy implications
Combined Heating and Cooling in District solutions.
IIR document
Transcritical CO2 refrigeration system integrated with a heat pump for heat export to district heating.
Los distritos térmicos en Colombia
Energy Districts in Colombia
Optimization of a Hybrid Energy System with District Heating and Cooling Considering Off-Design Characteristics of Components, an Effort on Optimal Compressed Air Energy Storage Integration.
Preliminary study of a CO2 district cooling and heating infrastructure at CERN.
Design and optimized operational strategy of a district cooling and heating system based on ground source heat pumps.
DHC Market Outlook 2023. Insight and Trends.
Investigation of model predictive control for fifth generation district heating and cooling (5GDHC) substations.
Large-scale geothermal collector systems for 5th generation district heating and cooling networks.
High temperature heat pumps for seasonal thermal energy storage and district heating systems.
Performance analysis of a vapor-extraction heat-pump system for district heating/cooling applications.
Integrating renewable and waste heat and cold sources into district heating and cooling systems
Refrigeration sector monitoring
40 results
5th generation district heating and cooling networks in Europe
A recent generation of district heating and cooling networks is developing in Europe, using low temperature renewable energy heat sources (such as shallow...
District heating and cooling in Europe: the share of renewable energy
District heating and cooling networks continue to expand in Europe, further integrating renewables and waste heat sources.
Design and operation of district heating and cooling systems supplied by renewable energy sources
A report published by the European Commission analyses 8 efficient district heating and cooling systems in different Member States.
European Commission: a guide to innovative district heating and cooling solutions.
A comprehensive solution booklet on district heating and cooling by the European Commission covers energy-efficient technologies, regulatory frameworks and business...
Renewable and recovered energies make up 66.5% of France’s district heating networks
District networks supply heating to more than 50,000 buildings and cooling to more than 1,600 buildings, according to FEDENE’s latest annual survey, conducted under the supervision of the French...
State of play of district heating and cooling in Europe
District heating and cooling can represent an interesting opportunity as part of the decarbonisation of the heating and cooling sector. A study takes stock of existing networks...
Germany: Cologne invests €280 million in district energy revolution with Rhine River heat pump
Cologne will decarbonise its district heating system with a 150 MW heat pump installed on the Rhine.
The untapped potential of district energy systems
A transition to modern district energy systems could contribute to 60% of required energy sector emissions reduction by 2050, and reduce primary energy consumption by up to 50%, according to a new report.
The development of district cooling in China
Like the huge project under construction in Shenzhen, district cooling in China has a great potential for development, given the energy benefits it offers and the strong growth in commercial...
Powering urban sustainability: how electricity import capacity shapes heat pump adoption and thermal storage
A recent study published in Energies evaluated two scenarios modelling the relationship between electricity import and technologies implemented in urban areas to meet the demands for...
A seawater district cooling system in the Caribbean.
A study by Makai Ocean Engineering analyzed the feasibility of using cold deep seawater for a district cooling system in the Caribbean.
How about refreshing Parisians with the Seine river water... (in French)
Following discussions between the Snefcca - French national trade union for refrigeration, professional cooking facilities and air conditioning companies) and the Paris City Hall (France), the project to use the non-drinking water network in order...
District cooling: Copenhagen, home of the largest absorption chiller cooling
A recent report by the City of Copenhagen, home of the largest absorption chiller cooling, network gives a glimpse of its district cooling system which uses seawater and surplus heat from the district heating network (through absorption cooling...
District cooling in Gulf Cooperation Council countries
The Gulf Cooperation Council is the second largest district cooling market after the Americas with a total installed capacity of 4.1 MN RT (14,500 MW).
District cooling in Qatar
Qatar had a total installed capacity of 270 KRT (950 MW) in 2014, and expects 18% CAGR of installed capacity from 2014 to 2019.
IIR news
4 results
Adapting to Rising Temperatures: Highlights and Proceedings from the 1st IIR International Adaptation Conference
The 1st IIR International Conference on Refrigeration: Adapting to Rising Temperatures, held from 10–13 August 2025 at the University of Manchester, brought together over 120...
Experience the unforgettable in Japan at ICR2015: It’s not just about refrigeration, it’s also about fun!
ICR2015: Discover the plenary speakers, technical tours, and popular tours and activities
IIR's Annual Meeting: New Leadership and Strategic Direction for Sustainable Refrigeration
The IIR's June statutory meetings were very productive in terms of strategy and internal organisation. Here is a brief overview of the main outcomes.
World Science Day: IIR reaffirms the role of refrigeration for sustainable development
This 10 November 2025, IIR joins in the celebration of World Science Day, aligning with this year’s theme of “the science we need for 2050” by highlighting the importance of refrigeration for economic...
