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Efficient heat pumps and terminals for different climate zones.
Half-term Results from IEA HPT Annex 52 – Long-term Performance Monitoring of Large GSHP Systems.
Current scientific progress in solar-assisted vapor compression heat pump technology: Advanced design and configuration, refrigerant, performance, economic and environmental assessments.
IIR document
A refrigerant charge prediction method based on pump down operation validated using residential and commercial heat pump systems.
Research on heating performance of air source heat pump system utilized in small residential buildings.
Characterisation of the behaviour of a CO2 water/water heat pump for hot water generation.
Energy recovering using greywater as cold body in a CO2 heat pump water heater.
Performance modeling and monitoring of a high-temperature air-to-water heat pump with three different heating systems.
Cascade cycle high-temperature heat pump: modelling and validation.
A cascade heat pump for water heating.
Performance improvement of a residential heat pump water heater by modifying stratification of water temperature.
Performance evaluation of an indirect solar assisted heat pump system for domestic hot water production.
Test cases for hardware in the loop testing of air to water heat pump systems in a smart grid context.
Mauvais paramétrage d'une pompe à chaleur air/eau double service : quel impact sur le confort et la consommation électrique ?
Air-to-water dual operation heat pump wrongly set up: what are the effects on comfort and energy consumption?
Experimental measurements and techno-economic analysis of a compact DHW heat pump powered by photovoltaic energy.
Refrigeration sector monitoring
13 results
Main figures for the Australian heat pump market
Sales of heat pumps are increasing in Australia, especially for domestic water heating, in replacement of gas appliances in both existing and new buildings.
Japanese households don’t make the most of reversible heat pumps
Despite a high market penetration, less than half of Japanese households use their reversible heat pumps for heating.
China heat pump market in 2023
Although the country still relies heavily on coal for heating, China is currently the only major market where heat pumps sales grew in 2023, when global sales declined by 3%...
Recent geothermal energy-based district cooling projects
In December 2023, district cooling projects using geothermal energy were launched in France and the United Arab Emirates.
A propane heat pump with compact bionic heat exchangers
In Germany, Fraunhofer has developed a propane heat pump using compact finned heat exchangers with distribution boxes whose structure is inspired by nature.
New legal framework for the development of small heat pumps in France
In France, as of 1 July 2015, the owners of geothermal systems “of minimal importance” will have access to a simplified declaration procedure.
Insight into the recent decline in heat pump sales in Europe
The EHPA reports that heat pump sales in 14 European countries fell by around 5% overall in 2023 compared to 2022.
China: new CO2 heat pump standard
Standard GB/T26181-2010 is for hermetic motor-compressors for household and similar-use heat pump water heaters using CO2 refrigerant, and is expected to accelerate the introduction of new products on the Chinese market.
50 000 CO2 heat pumps in China in 2020 ?
In the next decade, the market share of CO2 heat pump could reach 5% and there could be 50 000 CO2 heat pumps installed in China in 2020.
Spain: action plans for heating and cooling at local level
In June 2024, la Fundación Renovables issued a guide to promote sustainable cooling in Spanish cities with more than 45,000 inhabitants. Solutions include installing heat pumps,...
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...
For IIR members only
Canada invests over CA $500,000 in heat pump training to boost skilled workforce and reduce emissions
In August 2024, Parliamentary Secretary to the Minister of Environment and Climate Change and to the Minister of Energy and Natural Resources, announced over 500,000 Canadian dollars...
Uganda is drawing up draft energy and safety standards for household refrigeration
The Uganda National Bureau of Standards (UNBS) contributed to the East African Standard for household refrigerating appliances as well as to a consultative stakeholder’s workshop to discuss new quality and...
IIR news
3 results
IIR publishes a new Technical Brief: Domestic heat pumps using hydrocarbons - Current status and market overview in Europe
At a time when the energy transition is at the top of the global agenda, the IIR is publishing a new Technical Brief on domestic hydrocarbon heat pumps. This strategic document...
New IIR Informatory Note on The Role of Refrigeration in the Global Economy
In its latest Informatory Note, the IIR highlights the major and growing role of the refrigeration industry in the global economy, particularly in the areas of food, health, energy and the environment. It calls on policy makers to consider this...
26th IIR International Congress of Refrigeration - Call for abstract
Abstract submission for the 26th International Congress of Refrigeration is extended. ICR 2023 is scheduled from 21st to 25th August 2023 in Paris.
