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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.
Study on air conditioner with dense membrane.
Augmented desalination with cooling integration
Air humidification: humidifier maintenance. 1.
Air humidification: humidifier maintenance. 2.
Fluid flow modulation in a domestic refrigerative dehumidifier with air-side gearing.
A new configuration of the desiccant dehumidifier with cut-segmental silica-gel baffles and water cooling for air conditioning coupled with HDH desalination system.
Development of a steady-state physical-based mathematical model for a direct expansion based enhanced dehumidification air conditioning system.
The performance of a proposed hyper-gravity dehumidifier.
Semi-theoretical model of the wetting characteristics of aqueous ionic liquid on an aluminium finned-tube desiccant contactor.
Investigation of falling-film plate wettability characteristics under dehumidification and regeneration conditions using LiCl-H2O.
Effect of surface properties of corrugated packing of dehumidification tower on surface liquid phase distribution.
Investigation on the feasibility of using wood pulp fiber paper as substrate of rotary desiccant wheel for dehumidification.
Experimental investigation of precooling desiccant-wheel air-conditioning system in a high-temperature and high-humidity environment.
Validation of multitask artificial neural networks to model desiccant wheels activated at low temperature.
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.
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.
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.
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
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.
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...
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.
