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IIR document
Thermodynamic investigation of solar-powered integrated humidification-dehumidification and vapor compression refrigeration system.
Design and off-design analysis of a heat pump assisted humidification-dehumidification (HDHHP) desalination system for a wide range of salinities.
Key considerations when planning humidification systems.
Experimental investigation of the effect of atomizing electrospray nozzles on the cooling and reduced humidification of air.
Experimental investigation on a compact fresh air humidification/dehumidification system based on desiccant coated heat pump.
Effect of compressor speeds on performance of industrial waste water treatment system driven by heat pump based on humidification-dehumidification principle.
Recommended by the IIR / IIR document
Fresh air humidification in winter using desiccant wheels for cold and dry climate regions: Optimization study of humidification processes.
Humidity of indoor air needs attention.
Operation and maintenance of evaporative coolers.
Augmented desalination with cooling integration
Feasibility of a mist-atomization liquid desiccant dehumidifier.
Fluid flow and heat transfer in hexagonal parallel-plate membrane channels (HPMC): Effects of the channel heights and fluid parameters.
A simplified experimentally tested theoretical model to reduce water consumption of a direct evaporative cooler for dry climates.
Theoretical performance analysis of a new hybrid air conditioning system in hot-dry climate.
Performance analysis of desiccant wheels assisted fresh air humidifiers in winter using natural gas boilers: Applied in cold and dry climate regions.
Refrigeration sector monitoring
41 results
Focus on the role of humidification and dehumidification in HVAC&R
An article recently published on the website HVAC&R online clarifies the differences between those two industries and develops their respective applications.
Techniques of humidification in data centres
An interesting overview of the recent improvement in data centres humidification techniques.
Briefs: Dehumidification and cooling system cuts energy consumption by 43% in meat processing plant
Cooling and dehumidification costs in a meat plant in Germany have been reduced by a system using hot and cold water from other processes. According to DuCool, TönniesFleisch plant in Rheda-Wiedenbrück is saving annually 165 000 € in electricity...
Humidity greatly impacts emissions from air conditioning
The environmental impact of controlling humidity in air conditioning may be larger than the impact of reducing temperatures, according to research from the National Renewable Energy...
Novel desiccant materials for more energy-efficient AC systems
Teams of researchers at MIT and at Texas A&M University have developed novel desiccant materials that could lead to more energy-efficient and economical room air conditioners and...
New framework aims to standardise research on evaporative cooling technologies
Evaporative cooling is gaining increasing attention as an energy-efficient alternative to conventional air conditioning. A new scientific study by an international team of researchers, including Anna Pacak,...
US research projects to cut AC energy consumption
The 15 projects selected by Advanced Research Projects Agency-Energy (ARPA-E) – within the Building Energy Efficiency Through Innovative Thermodevices (BEETIT) are developing new approaches and technologies for building cooling equipment and air...
World desiccant wheel market.
A few figures to illustrate the desiccant wheel market.
Research & Development: A cooling curtain made of a porous triple-layer membrane
A doctoral student at ETH Zurich's Functional Materials Laboratory has developed a cooling curtain made of a porous triple-layer membrane.
United Kingdom: evaporative cooling for Tesco superstores
Thanks to evaporative cooling, Tesco expects to lower the energy consumtpion in its supermarkets and to reduce significantly its maintenance costs.
The global evaporative condensing unit market.
A projection for the ten next years.
The economic advantages of evaporative cooling
ACHR News recently published an article focusing on the advantages of evaporative cooling in commercial buildings.
Refrigeration continued to drive sales of large household appliances in France in 2021
According to Gifam, a grouping of home appliance brands, sales of refrigerators, freezers and wine coolers increased in France in 2021.
Heat pump systems for HVAC in electric vehicles
Heat pump systems offer an energy efficient option for HVAC in electric vehicles. Recent studies present innovative technologies to further improve the heating and cooling performance of heat pump systems as...
The Air conditioning and Refrigeration Institute (ARI) issued a white paper on Energy Recovery Ventilation (ERV).
The white paper, entitled "Characterizing the efficiency of energy recovery ventilation and informing the design of HVAC systems", supplements the ARI guideline V: "Calculating the Efficiency of Energy Recovery Ventilation and its Effect on...
IIR news
7 results
First meeting of the IIR Working Group on Dehumidification in Air Conditioning
The IIR Commission E1 Working Group (WG) on “Dehumidification in Air Conditioning”, chaired by Baolong Wang and Xu Zhang, held its first meeting during the IIR-co-sponsored Purdue conferences on July 9, 2018.
Member News: Daikin partners with Fujifilm to reduce noise from some of its ventilation/humidification units
The Japanese company Daikin will soon use a new technology to reduce noise in some of its ventilation and humidification units.
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.
New IIR Working Groups focus on core matters in refrigeration
IIR Working Groups (WGs) operate on a temporary basis and bring together specialists to work on projects concerning current technological, social or economic issues linked to refrigeration. Their aim is to promote development, provide knowledge...
Refrigeration Safety Working Group Congress meeting
Refrigeration Safety Working Group Congress meeting ICR 2019 offers opportunities for industry experts to meet and discuss improvements in refrigeration safety. With the upcoming...
World Refrigeration Day 2021 reaches every corner of the globe!
This year, seven organisations partnered with World Refrigeration Day to bring to the limelight the exciting career opportunities in fields relying on refrigeration.
OEWG-47 Side Event Highlights Urgent Need for Sustainable Cooling in Data Centres
The Climate and Clean Air Coalition (CCAC) and the International Institute of Refrigeration (IIR), with support from UNEP United for Efficiency (U4E), brought together experts, policymakers, and industry leaders...
