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A Bayesian approach for modeling occupants’ use of window shades.
Daylight glare evaluation when the sun is within the field of view through window shades.
Energy conservation using solar collectors integrated with building louver shading devices.
Personalized shading control strategy to maximize occupant satisfaction while minimizing lighting energy use by multi-objective optimization.
Development of a camera-based tool to monitor non-binary occupants’ interaction with windows and shadings.
IIR document
A non-uniform pressure distribution model on the end face in screw expander and shaft seal leakage characteristics.
Simulation-based energy and daylighting impact assessment of integrated shading devices and lighting controls in commercial buildings.
Development of a new framework for daylighting simulation with dynamic shading devices.
Recommended by the IIR
Development and validation of a simplified dynamic thermal model of a vehicle’s cabin.
An evaluation of thermal environment on non-uniform radiant fields.
Industry practices for sharing sustainability information in the Norwegian fisheries supply chains
Optimization of compressor load sharing in multiple fixed speed compressors heat pump.
Quantifying the influence of nature-based solutions on building cooling and heating energy demand: A climate specific review.
The refrigerant two-phase flow void fraction in the vicinity of a sharp return bend.
Two-phase frictional pressure drop and flow behaviour up- and downstream of a sharp return bend.
Refrigeration sector monitoring
68 results
Transport and storage sharing
The Sustainable Distribution Initiative, a cooperation scheme aimed at responding to spiralling energy costs and the demands of consumers to reduce the number of food miles in product distribution is being initiated by IGD, a food and grocery...
Out of the ordinary: Funky flatshare fridges
Realizing that flatsharers sometimes find it difficult to share fridges, Electrolux has developed a tailored solution: stackable, colorful, multi-cabinet fridges. This design is not only practical: it's funky!
COP 27 at Sharm Al Sheikh
The IIR at the COP 27: side event was organised by the IIR with the European Heat Pump Association (EHPA). Didier Coulomb gave a statement at the high-level session.
China: the market share of energy-saving air conditioners increases to 70%
According to the Chinese Ministry of Finance, the market share of energy-saving air conditioners increased from 5% before the subsidy program to 70% after,
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.
Renewable energy for heating and cooling in the EU in 2020
The share of renewable energy sources used for heating and cooling in the EU continues to increase steadily, from 22% in 2019 to 23% in 2020. The share was above 50% in six Member...
World energy outlook
Gas is the fastest growing fossil fuel (1.8% p.a.). The global trade share of gas remains around 30%. But within that,LNG trade grows twice as fast as consumption, with LNG’s share of world demand rising from 10% in 2014 to 15% in 2035.
Renewable energy for heating and cooling in the EU in 2022
The share of renewable energy sources for heating and cooling in the EU increased to 25% in 2022.
German heat pump market situation
The market share of heat pumps installed in newly erected residential buildings increased from 13.2% in 2007 to 32.2% in 2013.
US commercial refrigeration equipment
Transportation refrigeration systems are the largest share of commercial refrigeration equipment demand in the US at 23 percent of the 2015 total.
Renewables power 26.2% of EU heating and cooling, Sweden leads the way
According to Eurostat annual analysis, the share of renewable energy sources in heating and cooling has reached its highest value since 2004.
The Russian cold-storage warehouses market 2012
By 2012, the amount of cold storage facilities shrunk by 10%, while the share of cold-storage warehouses of logistics operators increased by 5%.
Natural gas and liquefied gases in the maritime transport
Liquefied natural gas (LNG) increased its share of global gas trade carried by sea in 2014. Volumes increased by 2.5%, taking the total to 333.3 billion cubic meters.
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.
Latest progress of the LNG industry in Africa
Africa is expected to increase its share of LNG production by 2050. Emerging infrastructures and gas-specific regulations suggest that the region will become a major LNG hub.
IIR news
26 results
IIR shared a stand at SIFA
On 16-18 November 2021 took place the French SIFA trade fair dedicated to concrete issues about refrigeration, air-conditioning, thermodynamics, and heat pumps. 130 exhibitors and 3,700 participants attended the...
IC2015 Workshops: An opportunity to join, share and build together
ICR2015: A chance to actively participate in the innovation of refrigeration.
CryoHub to share results of implementation of innovative energy storage technique
Register now for our Webinar on 17th March 2021 to hear from experts on how the CryoHub technology was developed and demonstrated at a refrigerated facility at Frigologix in...
Share your thesis with the international refrigeration community : publish it in FRIDOC !
To increase the visibility of your thesis, publish it in FRIDOC: the most comprehensive database dedicated to refrigeration information in the world!
New IIR members
The IIR welcomes the following new members: - Corporate members Frigrite Refrigeration Pty, Cheltenham, Australia Grenco Refrigeration Ltd, West Malling, UK Grundfos Management, Bjerringbro, Denmark IIAR, Arlington, USA Sofrigam, Nanterre,...
Three educational and awareness-raising events within the framework of INDEE+ project in 2021
For the INDEE+ project, the end of the year 2021 was marked by several educational events aiming to raise awareness of the application of clean cooling systems offered by the CO2/R744 refrigeration...
WGC PARIS 2015: “Growing together towards a friendly planet”
The 26th World Gas Conference (WGC), held in Paris last week, offered attendees an ideal opportunity for networking, learning and sharing information on the latest developments
IIR member news: Cemafroid's experience in F-Gas certification recognized in Italy
Tecnea, majority shareholder in French company Cemafroid, benefactor member of the IIR, was recently accredited to grant certifications (certificates of competency) via its branch Tecnea Italia.
Propose a workshop and be part of ICR 2023
Do you have an idea for a workshop you would like to organise during the 26th IIR International Congress of Refrigeration 2023? Share it with the international refrigeration community.
CryoHub Webinar
CryoHub the EU funded project to demonstrate the potential for cryogenic energy storage at refrigerated warehouses will hold a webinar on 17th March 2021 to share findings and results of this work.
Technical visit to the Tokyo fish market
At the ICCC conference last June, attendees had the opportunity to participate in technical visits, including a tour of the Tokyo fish market. Alain Le Bail, President of IIR Commission C2, joined the visit and...
Early bird registration is now open for the IIR Congress 2023
The 26th IIR International Congress of Refrigeration will be the event of the year not to be missed! Participate to share the latest...
Save the Date – The 7th IIR Conference on Sustainability and the Cold Chain will take place in April 2022
This international event will focus on sharing expertise on the cold chain with developing countries to address key UN sustainable development goals related to hunger, health, energy, education,...
Refrigeration and the IIR in the spotlight at COP 28
The Conference of the Parties on Climate Change took place in Dubai (United Arab Emirates) from 30 November to 13 December 2023. For the first time, refrigeration was given special attention. The IIR shared a...
IIR WRD event 2025: STC President Gérald Cavalier, reaffirms the IIR’s scientific mission
During the IIR World Refrigeration Day event held on 18 June 2025 in Paris, Mr. Cavalier, President of the IIR Scientific and Technical Council, emphasised that one of the IIR’s strengths is its role in...
Encyclopedia of Refrigeration
5 results
Cryogenics in the pharmaceutical industry: drug design and bioavailability improvement
Research activities in the pharmaceutical sector focus primarily on developing novel drug formulations which can elicit the desired response upon being administered to the patient...
Ice cream manufacturing, environmental impact and market data
From a physico-chemical point of view, ice cream is a complex, frozen multiphase mixture. The manufacturing process includes several stages of freezing which are described in this...
Nanorefrigerants
Nanorefrigerants are created by adding nanoparticles in suspension to a base refrigerant. They have a thermal conductivity that is 15% to 104% higher than that of the corresponding...
Global HFC emissions from the refrigeration sector
This table shows HFC emissions from the refrigeration sector – including air conditioning – in million tonnes of CO2 equivalent for about 40 countries that are signatories...
Cryogenic nitrogen in the food and beverage industry
The adoption of cryogenic processes in the food and beverage industry is predominantly driven by liquid nitrogen (LIN), and it is the preferred candidate for food chilling and...
Events
3 results
Other event
21st International Conference & Exhibition on Liquefied Natural Gas (LNG2026)
February 02, 2026 - February 05, 2026
Doha, Qatar
Register...
Find out more
IIR event
Webinar – Refrigerated Transport in Hot Climates: Challenges and Innovations
December 09, 2025
France
Objective: To share key insights from the UNEP/IIR Cold Chain Technology Brief: Road Refrigerated Transport in Hot Climates, foster dialogue between experts, industry, and policymakers, and promote sustainable...
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,...
