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IIR document
Performance comparison of different design scheme of absorption boiler.
Análisis de los sistemas de control en calefacción con caldera o bomba de calor y radiadores.
Analysis of control systems for boiler vs heat pump heating with radiators.
Local stability analysis of an irreversible absorption refrigerator powered by a wood boiler.
Povecanje stepena korisnosti kotla i tehno-ekonomska analiza ugradnje utilizatora na vrelovodnom kotlu snage 116 mw na toplani konjarnik.
Increase of boiler efficiency and techno-economic analysis of utilizator installation on 116 MW hot-water boiler in the heating plant "Konjarnik".
Toward optimal secondary furnace heat exchangers: performance validation of high temperature tube calorimeter.
Low-temperature ash deposition and dewpoint corrosion of a coal-fired travelling grate boiler.
Simulation of efficiency of different configurations of residential hybrid heating systems combining boiler and heat pump.
Sorption heat pump for flue gas condensation of biomass-fired boilers.
Simulation on the performance of gas-fired boiler with flue gas heat recovery utilizing gas engine driven heat pump.
Which performance indicators should we provide to policy makers to switch from gas boilers to air to water heat pumps?
Aerotermia como energía para la sustitución de calderas convencionales.
Air-source heat pumps to replace conventional boilers.
Izmedu teorije i prakse na konkretnom primeru energetske sanacije objekta.
Between theory and practice on concrete example of energetic rehabilitation of an object.
Numerical investigation of ammonia boiling heat transfer in rectangular microchannel under high pressure.
Energy recovery from furnace off-gas: analysis of an integrated energy recovery system by means of dynamic simulation.
Analysis of a directly gas-fired absorption heat pump with an improved condensing boiler technology.
Refrigeration sector monitoring
22 results
Fusion of a boiler and a heat pump into one new system, thanks to thermal compression
Boostheat company has developed a new technology that is claimed to lead to a new generation of very efficient and renewable heating, hot water and cooling systems.
Road to COP28. Extending the temperature range and application for heat pumps
To promote decarbonation, “high temperature heat pumps should be designed using waste heat and renewables as a driving energy, and environmentally friendly working fluids”, according...
Germany: IIR Junior Member C. Vering shows heat pumps can cut GHG emissions by 91%
C. Vering, C. Zibunas, et al. investigated the environmental performance of switching from boilers to heat pumps in residential buildings across Germany using life cycle assessment, in a study published recently...
Heat pumps : the core technology for sustainable heating
A recent report by the IEA highlights that heat pumps are essential to reducing the use of natural gas for heating, while improving energy security, reducing emissions and ensuring...
United States: the HVACR workforce on the rise in 2023
According to the Bureau of Labor Statistics, the number of technicians employed in the heating and refrigeration sector in the US rose by 6% between 2022 and 2023.
World’s largest CO2-based seawater heat pump goes live in Esbjerg, Denmark
This 70 MW heat pump now provides renewable district heating, supporting Esbjerg’s transition to carbon-neutral energy by 2030.
Heat pump sales grew in Europe in 2020
According to the latest market report by European Heat Pump Association (EHPA), heat pump sales grew by +7.4% in 2020, offering benefits both in terms of greenhouse gas emission...
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,...
UK: Boiler Upgrade Scheme drives 52% rise in heat pump installations
The number of UK homes installing government-supported heat pumps reached a record high last year, driven by increased grants and rising awareness of low-carbon heating.
The HVACR workforce in the United States in 2022
According to the Bureau of Labor Statistics, the number of technicians employed in the heating and refrigeration sector in the US rose between 2021 and 2022.
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...
The HVACR workforce in the United States
According to the Bureau of Labor Statistics, there were over 800,000 technician and engineer jobs related to heating and refrigeration in the US in 2021.
Cold stores: how to achieve net zero emissions?
The UK Cold Chain Federation recently released a report presenting technologies to help temperature-controlled warehouses achieve net zero emissions.
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%...
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...
IIR news
4 results
Latest news from B-Medical Systems, Epta and GEA, three IIR corporate members
B Medical Systems, a global leader in the vaccine cold chain, is expanding its production capacity due to the COVID-19 pandemic, Epta monitors R290 fridges in cashier-free store in Dubai and GEA provides a...
ENOUGH – a new project that will identify how food industry can become net zero by 2050
The project will develop technologies, tools and methods to contribute to the EU’s farm to fork Strategy to achieve climate neutrality in the food industry.
Heat pumps, the central theme of the recent IIR Congress
An overview of the research carried out in the field of heat pumps, with the aim of achieving greater flexibility and increased energy efficiency, in particular through to the use of thermal energy...
Celebrating Heat Pumps Day with Björn Palm: Scientific Leadership and IIR Engagement
In celebration of Heat Pumps Day, the International Institute of Refrigeration (IIR) is proud to spotlight the work of Professor Björn Palm, a leading figure in the field of thermal systems and energy...
Encyclopedia of Refrigeration
1 result
For IIR members only
Heat pump stock in Europe
This table presents the stock of installed heat pumps, the CO2 emissions avoided and the number of jobs in the heat pump sector in Europe.
