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Heat Transfer Characteristics of Cold Water Phase-Change Heat Exchangers under Active Icing Conditions.
Recommended by the IIR / IIR document
Experimental study on the performance of R290 air-water heat pump with vapor injection for cold regions.
The potential of photovoltaic green cooling with natural refrigerants.
IIR document
Test results of solar thermal refrigerators for cooling vaccines in hot climates with a double-lift adsorption cycle.
Liquefied Natural Gas Cold Energy Utilization for Land-Based Cold Water Fish Aquaculture in South Korea.
On the development of a technological solution for long-term preservation of the commercial qualities in live oysters.
Supermarket refrigeration: propane refrigerant R290, air-to-water heat pumps, water-to-water chiller, self-contained display cabinets and self-contained mono-block refrigeration units in the same location.
Controlling the cold-water temperature at the outlet of an adsorption refrigerator driven by exhaust heat.
From lumped to full scale modeling approach: on the use of computational fluid dynamics to model heat and mass transfer processes in water cooled evaporator.
Stirling cycle for hot and cold drinking water dispenser.
Thermoelectric multi-utility water heater cum air-conditioner.
Intermittent whole-body cold immersion induces similar thermal stress but different motor and cognitive responses between males and females.
Solar cooling with water–ammonia absorption chillers and concentrating solar collector: operational experience.
Thermodynamic analysis of ammonia-water power/chilling cogeneration cycle with low-grade waste heat.
Modelling and simulation of a thermoelectric heat pump with micro-channel heat transfer.
Refrigeration sector monitoring
91 results
Report reveals chilled beams potential
Results show that for both the passive (17%) and active (22%) beams, energy consumption was lower than that of the VAV fan coil system.
An air conditioning system using cold ocean water in Mauritius
The Indian Ocean island of Mauritius has obtained a grant to install an air conditioning system for the inhabitants of its capital, Port Louis, which will use cold ocean water.
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...
Chilled water cooling pads to reduce heat stress in pigs
A team of scientists at Purdue university in the USA has developed cooling pads to keep pigs cool and reduce the impact of heat stress on milk output and piglet...
World chiller market.
The world demand declined in 2015.
The Bank of England overhauls chillers
A new cooling system at the Bank of England building, in the City of London, has saved an estimated 48% on cooling energy, which translates to €190,000 a year.
2014 world chiller market
Impacted by the economic slowdown in China – the world’s largest chiller market – the global chiller market started to slow and posted a continuous drop in its growth rate.
Some advice for prolonging water chiller life.
Brent Hall, a temperature control specialist, gives six water treatment tips for lasting chillers performances.
A seawater district cooling system in the Caribbean.
A study by Makai Ocean Engineering analyzed the feasibility of using cold deep seawater for a district cooling system in the Caribbean.
The water chillers market within the EMEA (Europe Middle East & Africa) zone
Like in 2013, the largest market is the Middle East (2.57 millions of kW ) followed by Germany (2.48 millions of kW ), France (2.36 millions of kW ) and Italy (2.29 millions of kW ).
New Monaco Yacht Club House to be cooled thanks to ocean water
Monaco’s new yacht club sticks to the sea-water cooling tradition.
Data centre uses river water for cooling
The American company Nautilus commissioned its first data centre naturally cooled by water from a river in April.
US: R134a, R410A and R407C could be banned in chillers from 2025
AHRI and NRDC issue joint letter supporting EPA SNAP proposal to prohibit R134a, R410A and R407C in new chillers from 2025.
ICR2015:Trane exhibits chiller with new DR-55 refrigerant
At ICR2015, Trane, a brand of Ingersoll Rand, is presenting an air-cooled demonstration chiller using the new DR-55 refrigerant (HFO-HFC mixture).
New in cooling tower technology.
This process offers greater safety and efficiencies combining the best of wet and dry cooling tower technologies.
IIR news
33 results
A new technical guide on cold rooms
On the occasion of COP 28, the IIR and Efficiency for Access, with the contribution of ESMAP, have published a new guide. It aims to provide accessible and practical guidance to enable developers, owners,...
New IIR Working Group on Solid-State Cooling and Heating
Initiated by Andrej Kitanovski (Slovenia), this working group's first objective is to promote international research collaboration in the areas of solid-state cooling, heat pumps, and energy...
Walk-In Cold Rooms: A Practitioner’s Technical Guide
In many developing countries, agriculture is crucial to livelihoods, and developing the cold chain from field to table can boost incomes and stimulate economic growth. Cold stores are an essential link in the...
IIR website: most downloaded publications in 2023
Discover the three most popular IIR publications of 2023. The focus is on the carbon footprint of the cold chain and cold rooms!
Member news : Danfoss launches thermostatic expansion valve for CO2
Danfoss has recently launched a thermostatic expansion valve for CO2, based on its TE2 valve. It is suitable for small to medium size remote refrigeration systems such as cold rooms and display...
How to adapt in a world at 50°C? Learn more at the IMechE conference this September
On September 6-8, 2023, the Institution of Mechanical Engineers (IMechE) will host its 1st International Conference and Workshop on Climate Adaptation and Resilience in London.
Proposal for technical and financial collaboration: Census of cold production equipment in the industrial and tertiary sectors in France (in French)
As part of its activities in industrial and commercial refrigeration, the EDF R&D TREE department is planning to carry out a study on the French stock of installed refrigeration equipment.
UN Environment OzonAction and the IIR collaborate on the cold chain
On January 16, 2018, the IIR organised a side event dedicated to the cold chain at the First Inter-Regional Thematic Technical Workshops and Regional Network Meetings for National Ozone Officers, during which IIR experts presented five Cold Chain...
Press release: The International Institute of Refrigeration produces five Cold Chain Technology Briefs in partnership with UN Environment OzonAction
The IIR commissioned several of its experts in their capacity as presidents of an IIR section, an IIR commission and as an IIR member to produce five Cold Chain Technology Briefs in partnership with UN Environment OzonAction.
Press release: IIR launches new Working Group on “Whole-body cryotherapy or cryostimulation”
During the International Institute of Refrigeration (IIR) Science and Technology Council meeting on June 15, 2017, a new IIR Working Group on “Whole-body cryotherapy or cryostimulation” was officially created.
New IIR Working Group: whole-body cryotherapy or cryostimulation
During the IIR Science and Technology Council meeting on June 15, 2017, a new IIR Working Group (WG) on “Whole-body cryotherapy or cryostimulation” was officially created.
Member news: latest innovations from Mirai Intex
The company Mirai Intex has just marketed a refrigeration machine using air cycle for low temperatures. Mirai Intex also markets a mobile storage solution.
SophiA project: HKA Lab test progress
SophiA HKA (Karlsruhe University of Applied Sciences) Lab test is intended to provide a better understanding of the cooling system in in different climate zones.
World Refrigeration Day 2020
The annual World Refrigeration Day aims to raise awareness among the wider public about the importance of refrigeration technologies in everyday life. Organised under...
COP 28: the annual conference on climate change puts refrigeration in the spotlight!
Refrigeration will be one of the priorities at the next United Nations Conference of the Parties on climate change. It will be held in Dubai from 30 November to 12 December 2023.
Encyclopedia of Refrigeration
3 results
Cold storage conditions for fruits and vegetables
Practical recommendations for the cold storage of over 200 cultivars of fruits, vegetables and herbs (storage temperatures, relative humidity, storage time, controlled atmosphere...
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...
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...