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Dry indoor climate – Why and how to prepare for the next cold season?
IIR document
A simplified experimentally tested theoretical model to reduce water consumption of a direct evaporative cooler for dry climates.
Classification of European climates for building energy simulation analyses.
Theoretical performance analysis of a new hybrid air conditioning system in hot-dry climate.
Unified MPC formulation for control of commercial HVAC systems in multiple climate zones.
Integration of phase change material-based storage in air distribution systems to increase building power flexibility
Des résultats prometteurs pour le rafraîchissement des régions très ensoleillées.
Promising results of desiccant cooling systems in very sunny regions.
Recommended by the IIR / IIR document
Feasibility study of small-scale gas engine integrated with innovative net-zero water desiccant cooling system and single-effect thermal desalination unit.
Fresh air humidification in winter using desiccant wheels for cold and dry climate regions: Optimization study of humidification processes.
Do non-metallic material and radiation shields affect the operation of direct evaporative cooling systems?
Field-data based model for integrated supermarkets system seasonal performance evaluation.
Parametric optimization of earth-air heat exchangers (EAHEs) for central air conditioning.
Development and testing of a new supercharger compressor for expanded use of air-source heat pumps in cold climates.
Quantifying CO2 emissions and energy production from power plants to run HVAC systems in ASHRAE-based buildings.
Numerical simulation of heat transfer process in solar enhanced natural draft dry cooling tower with radiation model.
Refrigeration sector monitoring
228 results
The climate impact of the refrigeration sector in Australia
According to a recent report, the refrigeration sector accounts for 24% of Australia’s electricity consumption and 11.5% of CO2 emissions. This report also identifies the main causes of direct and...
Propane air conditioners: improving leakage safety
The latest research and developments in leakage safety of R290 air conditioners are presented in several articles recently published in the IJR.
Limiting global warming to 1.5°C: the potential contribution of the refrigeration sector
The latest IPCC report stresses the importance to limit the increase in the global average temperature to 1.5°C instead of 2°C in order to lower the adaptation needs. The refrigeration sector can contribute to this objective.
Effects of air conditioner airflow on human sleep.
A recent study published in Energy and Buildings measures the impact of the velocity of an air conditioner airflow on the quality of sleep.
Evaporative cooling without adding humidity
Scientists at the University of Harvard have designed a prototype evaporative cooling system called Cold-SNAP that effectively cools air at low cost for both dry and humid climates.
Refrigeration now at the heart of international discussions
The recent G7 meeting in France and the United Nations Climate Action Summit 2019 in the US illustrate the growing importance of the refrigeration sector in international discussions.
Meeting the cooling and freshwater needs of arid countries
In a recent review article, the authors summarised research efforts in meeting cooling and freshwater demands in arid and hot climates, using available solar...
Latest figures on HFC impact on climate change
EU reports that hydrofluorocarbons (HFCs) emissions from refrigeration and air conditioning (RAC) have decreased for the fourth consecutive year since 2014. On a global scale, the impact of HFCs on climate...
Kenya launches National Cooling Action Plan
On 14 June 2023, Kenya’s Ministry of Environment, Climate Change, and Forestry officially launched the National Cooling Action Plan for Kenya (NCAP) which includes a review of the Kenyan...
Refrigerant news: Hillary Clinton announced the Climate and Clean Air Coalition to Reduce Short-Lived Climate Pollutants
US Secretary of State Hillary Clinton announced on February 16, 2012, the Climate and Clean Air Coalition to Reduce Short-Lived Climate Pollutants
Jordan looks to curb HFC emissions
The Jordan Ministry of Environment will start identifying sectors producing short-lived climate pollutants including HFCs.
For IIR members only
A refrigeration system to produce freshwater in arid areas
A team of researchers from Shanghai Jiao Tong University in China demonstrated how integrating adsorption cooling and a heat pump system can improve the productivity of an...
Road to COP28. Energy efficiency and recovery of refrigerants
“Sustainability must refer to energy efficiency and circularity”, says Dr Laura Fedele, IIR expert.
The impact of humidity on global demand for cooling energy
Recent studies have highlighted the countries most affected by the need to adapt to rising temperatures. Assessing the impact of humidity on perceived temperatures also stresses out...
New evaporative cooling system for more energy efficient data centres
A dew point cooling system, which is an indirect evaporative cooling system that approaches the dew point, has reduced the electricity consumption of a UK data centre by 80%.
IIR news
154 results
IIR Quiz: The Impact of the Refrigeration Sector on Climate Change
Think you know everything there is to know about the refrigeration sector and its impact on climate change? Test your knowledge on refrigeration and the environment.
Discover the 35th IIR Informatory Note on “The Impact of the Refrigeration Sector on Climate Change”
The 35th IIR Informatory Note on “The Impact of the Refrigeration Sector on Climate Change” reviews existing data to estimate past greenhouse gas emissions generated by refrigeration systems and make projections for the future.
Press release: The International Institute of Refrigeration Publishes an Informatory Note on The Impact of the Refrigeration Sector on Climate Change
In line with its corporate objective to promote knowledge of refrigeration and associated technologies and applications on a global scale, the International Institute of Refrigeration (IIR) has published a new Informatory Note on “The Impact of...
Interview: Director General of the IIR gives an overview of the trends of the refrigeration sector
In the 2018-2019 international special issue of the Industria & Formazione magazine, Director General of the International Institute of Refrigeration, Didier Coulomb, gives an overview of the impact of the refrigeration sector on climate...
Press release: The IIR Launches Quiz on The Impact of Refrigeration on the Climate Change
In conjunction with the newly released 35th IIR Informatory Note on The Impact of the Refrigeration Sector on Climate Change, the International Institute of Refrigeration (IIR) has launched a quiz on “Refrigeration and the environment”, which...
Best wishes for 2015!
2015 will focus on two major issues: the International Conference on Climate Change taking place in Paris in December 2015 and the overall slowdown of global economic growth. The refrigeration sector will be affected by both events.
The “Projects on clean and efficient refrigeration solutions for food and healthcare sectors in developing countries” workshop at ICCC 2022
An IIR workshop which has gathered the current projects in developing countries that will help to raise awareness among the industry, farmers, policymakers, and consumers… on the importance of adopting a...
Second meeting of the IIR Working Party on LCCP Evaluation in Gaithersburg
The second meeting of the IIR Working Party on Life Cycle Climate Performance (LCCP) Evaluation took place at NIST in Gaithersburg, MD, USA.. The minutes of the meeting and other documents can be consulted on the Web page of the working party. The...
New IIR Informatory Note on evaporative cooling
The latest IIR Informatory Note highlights that evaporative cooling is an energy-efficient technology that has many applications in air conditioning but also in short-term food storage.
The 27th IIR Informatory Note on evaporative cooling.
This 27th IIR Informatory Note provides a state of the art of the simple and practical technology that is Evaporative Cooling.
1st IIR-UNEP Joint Experts’ Round-Table on Cold Chain Management in Hot Climates
In collaboration with the United Nations Environment Programme (UNEP), the IIR is proud to announce the 1st IIR-UNEP Joint Experts’ Round-Table on Cold Chain Management in Hot Climates.
HARFKO 2015: More successful than ever welcomes UNEP Ozone2Climate Roundtable & Roadshow
Last week the IIR was delighted to participate in the 13th Heating, Air-conditioning, Refrigeration & Fluid Exhibition – KOREA (HARFKO 2015).
CRH 2015 - China Refrigeration 2015
Continued focus on providing persistent improvement and innovation in the HVAC&R industry. Highlights included a Demonstration Pavilion for cold chain solutions, Ozone2Climate Roadshow & Roundtable, and a side-event covering EU F-gas...
The IIR at COP-11/MOP-1 in Montreal
The IIR, as an intergovernmental organization, participated in this "historic" event which gathered 10 000 people for the largest United Nations Framework Conference on Climate Change (UNFCCC) ever held. The conference held...
COP23 and MOP29 highlight the impact of refrigeration on the environment
As an independent intergovernmental organisation, the International Institute of Refrigeration (IIR) is actively involved in international events related to the climate.
Encyclopedia of Refrigeration
4 results
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...
Hydrocarbon refrigerants
Hydrocarbons such as R290 (propane), R600a (isobutane) or R1270 (propene/propylene) are low GWP non-toxic natural refrigerants with excellent thermodynamic properties. They offer an...
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...
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...
Events
1 result
IIR event
Cool Insights Webinar: Estimating Cooling Demand and Electrical Power Demand of Walk-In Cold Rooms (2/2)
June 11, 2024
Register today! Tuesday, June 11, 2024 | 3:00pm - 4:30pm CET Off the back of the...
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