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Thermosiphon loop thermal collector for low-temperature waste heat recovery.
Experimental study of gas-solid overall heat transfer coefficient in vertical tank for sinter waste heat recovery.
IIR document
Design sensitivity analysis of a direct evaporator for low-temperature waste heat recovery ORCs using various flow boiling heat transfer correlations.
Comparison between the performance of sensible and total heat recovery devices and a liquid desiccant twin-tower system.
Heat recovery of the refrigeration system in the ice arena.
Recycling 101: waste heat recovery.
Zpetné získávání tepla v oblasti prípravy teplé vody.
Heat recovery in the field of hot water preparation.
A study on heat and water recovery performance of membrane heat exchanger using different membrane.
Variable air volume system heat recovery economizer.
Optimal configuration of thermoelectric generators to recover wasted heat.
Applications of absorption heat exchangers for kinds of waste heat recovery systems.
Thermodynamic optimization of an irreversible Carnot refrigerator with heat recovery reservoir.
Computational modeling and experimental validation of heat recovery ventilator under partially wet conditions.
System analysis on a thermal transistor for heat recovery.
Performance of an air conditioning system heat recovery unit with pulsating heat pipes heat exchanger.
Refrigeration sector monitoring
361 results
UK: a dual purpose heat pump chiller with heat recovery
A Salisbury District Hospital’s unit has recently been equipped with an innovative high efficiency heat pump chiller.
Single-fuel LNG ferries with waste heat recovery systems
A Dutch ferry operator has recently commissioned two new ships with single-fuel LNG engines. The ships are also equipped with a waste heat recovery system to generate electricity.
Heat from Scottish water could save € 300 million
Using heat pumps in the rivers and lochs of Scotland could save businesses in the country around € 300 million annually on bills.
Waste heat recovery to eliminate the novel coronavirus in HVAC systems
A recent study proposes a technique for eliminating SARS-CoV-2 from cleanroom HVAC systems using the recovered heat of exhaust air. The modified system could be easily implemented in...
Data centre in Finland recovers waste heat
The companies Ericcson and Fortum signed an agreement to recover a data centre waste heat for district heating.
From waste to warmth: Geospatial information for UK waste heat recovery and Net-Zero energy systems
A new project led by London South Bank University (LSBU) aims to map and assess waste heat generated by cooling systems in urban areas, starting with Birmingham.
France: The NF EN 378 standard enters into force on April 1st, 2017 (in French)
The NF EN 378 standard providing guidance for companies who work with refrigerating systems, entered into force in France on April 1st, 2017.
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...
An award-winning industrial dairy using an integrated heat pump system
A recent case study examined the energy consumption and system performance of an innovative integrated heat pump system of a dairy located in Norway. This dairy was among the winning projects of the 2019 “Heat...
R1234yf as a working fluid in Organic Rankine Cycle systems
A recent review article presented the use of HFO R1234yf and its mixtures in Organic Rankine Cycle (ORC) systems, namely in applications for waste heat recovery from internal...
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...
Reclaiming waste heat from ice rinks’ refrigeration systems to save energy
Several studies and recent cases studies show that heat recovery from the refrigeration system is the biggest energy-saving measure in ice rinks.
China: World's largest indoor ski resort applies energy saving measures
Shanghai’s new indoor ski resort relies heavily on refrigeration technologies, including 33 snow-making machines to feed the pistes.
ICR2019: overview of current refrigeration research topics (part IV)
Energy storage, desiccant air conditioning, high-temperature heat pumps and ejector technologies were some of the salient topics of the latest IIR Congress. Continuation of the synthesis of key presentations of ICR2019.
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.
IIR news
172 results
Commission E2: at the forefront of heat pumps and energy recovery
Activities of the IIR’s Commission E2 “Heat Pumps, Energy Recovery”
Presentation of IIR Commission E2 activities by Per Lundqvist, President of Commission E2
Two new IIR Informatory Notes on Energy Recovery!
The IIR has just published two new Informatory Notes on energy recovery: one on Energy Recovery in Mechanical Ventilation Systems and the other one on Air-to-Air Energy Recovery Equipment.
Statement given by Didier Coulomb, Director General of the IIR, during MOP 34
Statement Given by the Director General of the International Institute of Refrigeration (IIR) during the 34th Meeting of the Parties to the Montreal Protocol (MOP-34) in Montréal, Canada (octobre 31 –...
Discover the Encyclopedia of Refrigeration
The IIR is proud to present the newest addition to its portfolio of scientific information products; the Encyclopedia of Refrigeration.
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.
Discover the newly-elected IIR Section and Commission heads
Welcome the IIR’s new statutory body members!
ICR2015: A stimulating environment for dynamic exchanges
With a focus on improving standards and the quality of life of many worldwide, as well as emphasising the importance of preserving the earth through the advancement of refrigeration applications and technology, ICR2015 is expected to attract a...
The IIR publishes two new IIR Informatory Notes on Energy Recovery!
The International Institute of Refrigeration (IIR) has just published two new Informatory Notes on energy recovery: one on Energy Recovery in Mechanical Ventilation Systems and the other one on Air-to-Air Energy...
Call for papers: 2014 International Sorption Heat Pump Conference
ISHPC 2014 extends abstract deadline until September 13, 2013
IIR’s historical commitment to heat pump excellence and sustainable solutions
IIR is committed to supporting, informing and connecting scientists, policymakers, manufacturers and end-users of heat pump technologies through reference publications and dedicated...
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...
FRIDOC now features a selection of MDPI articles on refrigeration
About 150 articles from MDPI journals, including review articles on various refrigeration technologies, are available in FRIDOC.
Obituary : Gerald Groff
Gerald Groff, former President of Section E and very active in the IIR died on September 15.
New IIR Working Group on Solid-State Cooling and Heating
Initiated by Andrej Kitanovski (Slovenia), this working group's first objective is to promote international research collaboration in the areas of solid-state cooling, heat pumps, and energy...
Encyclopedia of Refrigeration
3 results
Liquefied Natural Gas: production process and cold energy recovery
Liquefied natural gas (LNG) is natural gas that has been cooled to about -160 °C and turned into a liquid to facilitate transportation and storage. A typical LNG supply chain...
Additive manufacturing of heat exchangers
In the refrigeration industry, additive manufacturing (colloquially referred to as “3D printing”) makes it possible to fabricate novel, complex and potentially more energy efficient...
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.
Events
2 results
Other event
15th IEA Heat Pump Conference
May 26, 2026 - May 29, 2026
Vienna, Austria
Join the 15th IEA Heat Pump Conference, which will take place in Vienna, Austria,from May 26-29, 2026! The 15th IEA Heat Pump Conference, co-sponsored by IIR,...
Find out more
IIR event
17th IIR-Gustav Lorentzen Conference on Natural Refrigerants (GL 2026)
August 23, 2026 - August 26, 2026
Hamilton, New Zealand
Submit your abstract! With the increasing need for global warming countermeasures, natural working fluids have become a clear vector to reducing the CO2 footprint of...
