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IIR document
Data driven assessment of a small scale evaporative condenser based on a combined artificial neural network with design of experiment approach.
A new hybrid liquid desiccant system with improved wettability plastic tubes.
Investigations of low pressure two-phase steam-water injector.
Automated optimization of air conditioning systems using geometry based simulation models.
Experimental analysis of novel wetting structures for evaporative cooling.
Evaporative cooling in Europe. When and how much is it worth?
Experimental investigation of a hybrid liquid desiccant air-conditioning system for energy-efficient cooling of buildings.
Analysis of a hybrid system of liquid desiccant and CO2 transcritical cycles.
Hybrid liquid desiccant system design and operation under high latent load conditions in Taiwan.
Practical application of sorption rotors in the air drying technology of objects for different purposes.
Removal effect of bio-contaminants in a packaged liquid desiccant-assisted air conditioning unit.
Feasibility of controlling heat and enthalpy wheel effectiveness to achieve optimal closed DOAS operation.
Experimental study on a finned-tube internally cooled contactor for liquid desiccant air conditioning systems with ionic liquid.
Separate sensible and latent cooling systems: a critical review of the state-of-the-art and future prospects.
Impact of surface treatment and geometrical characteristics on the condensate retention and frost formation on metal foams.
Refrigeration sector monitoring
18 results
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...
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...
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...
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...
World desiccant wheel market.
A few figures to illustrate the desiccant wheel market.
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.
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.
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...
Techniques of humidification in data centres
An interesting overview of the recent improvement in data centres humidification techniques.
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.
Geothermal heat-pump under supermarket car park
Walmart’s new 12,540 m² prototype store in Burlington, ON, Canada is equipped with a geo-heat exchange heating and cooling system using 15 km of pipes under the store’s parking lot.
Solar perspectives for cooling in the Gulf
Air conditioning is claimed to account for 60% of the energy consumption in Gulf Cooperation Council (GCC) countries, and various options for lowering the air-conditioning energy demand are being considered.
IIR news
5 results
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.
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.
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...
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.
