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Design considerations in cold climates.
Cold climate HVAC solution.
Improving cold climate air-source heat pump performance with refrigerant mixtures.
Experimental investigation of vapor injected compression for cold climate heat pumps.
IIR document
Development of a cold climate heat pump using two-stage compression.
Cold climate integrated heat pump.
Performance analysis of liquid flooded compression with regeneration for cold climate heat pumps
Dry indoor climate – Why and how to prepare for the next cold season?
Energy consumption of cold climate heat pumps in different climates. Comparison of single-stage and two-stage systems.
Isentropic mixtures and their application in heat pumps in cold climate region.
A review of recent residential heat pump systems and applications in cold climates.
Performance evaluation of propane heat pump system for electric vehicle in cold climate.
Recommended by the IIR / IIR document
Performance evaluation of R1234yf heat pump system for an electric vehicle in cold climate.
Electric vehicle range extension strategies based on improved AC system in cold climate – A review
Membrane energy exchangers, evaluation of a frost-free design and its performance for ventilation in cold climates.
Refrigeration sector monitoring
100 results
Cold storage: sustainable solutions for developing countries with hot climates
Two papers from the recent IIR Congress illustrate the importance of developing the cold chain in developing countries with warm climates. In particular, in India, environmentally-friendly technical solutions...
Cryochemistry: chemical reactions accelerated by freezing
Surprisingly, some chemical reactions can be accelerated by freezing. The possible applications of studying such cryoreactions include the food and pharmaceutical cold chain, as well...
COP 27 at Sharm Al Sheikh
The IIR at the COP 27: side event was organised by the IIR with the European Heat Pump Association (EHPA). Didier Coulomb gave a statement at the high-level session.
Mini containers, an energy-efficient solution for small farmers?
To benefit small growers, a team of researchers investigated the concept of mini containers that would consume less energy and produce fewer GHG emissions than conventional full-size...
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.
Evaporative cooling: continuation of the Cold-Snap project at Harvard University
Tests show that Cold-Snap evaporative cooling technology would be effective in humid climates, while limiting water consumption.
GL2012 highlights: latent cold thermal storage: the energetic benefits
In response to German climate protection goals, requiring 80-95 % cuts in CO2 emissions before 2050, Michael Kauffeld presented a paper on “The Energetic Benefit of Latent Cold Thermal Energy Storage” at the 10th IIR Gustav Lorentzen Conference on...
Green roofs can reduce cooling demand in warm climate zones
The impact of green roofs on building energy performance was assessed in 15 climate zones. In most regions, the reduction in energy demand for cooling was greater than for...
Heat pumps a promising way to extend electric vehicles' range
Two articles recently published in the International Journal of Refrigeration highlight heat pumps – especially with integrated desiccant – as a promising way to extend the range of electric vehicles.
The Cold Hard Facts 2022 report presents the main figures for refrigeration in Australia
According to the latest Cold Hard Facts 2022 report published earlier this year, transition to low GWP refrigerants slowed down in Australia in 2021, and equipment sales increased...
R&D
The US Department of Energy's National Renewable Energy Laboratory (NREL) has developed a new air-conditioning system combining membranes, evaporative coolers and desiccants into a single device with the objective to suit to all climates,...
Towards a sustainable seafood cold chain
Several FAO (UN’s Food and Agriculture Organisation) reports present the figures and challenges of the seafood cold chain.
Briefs: Largest climatic laboratory
The McKinley Climatic Laboratory, located in the US Air Force Eglin Base in Florida, USA, which began testing in 1947, is the largest climate testing facility in the world. The temperature inside the 77 x 61 x 21 m hangar, with a 4700 m² base...
Climate control for your desk
We are used to taking command of our personal climate in planes and cars by using simple controls. Why not in buildings too? A study of the effect of installing individual air-conditioning vents at office desks, and putting controls at each...
Temperature-sensitive products: Continental Airlines
Cold chain first for Continental Airlines: the airline has obtained accreditation under the Qualified Envirotainer Provider Training and Quality programme (QEP) for its management of shipments using temperature-controlled air cargo containers....
IIR news
68 results
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.
Event update: 1st IIR-UNEP Joint Experts’ Round-Table on Cold Chain Management in Hot Climates
The IIR and UNEP organise a Joint Experts’ Round-Table on Cold Chain Management in Hot Climates.
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 “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...
Save the Date – The 7th IIR Conference on Sustainability and the Cold Chain will take place in April 2022
This international event will focus on sharing expertise on the cold chain with developing countries to address key UN sustainable development goals related to hunger, health, energy, education,...
World Bank project in Bangladesh
The IIR has just signed an agreement with the World Bank to develop a cold chain, as sustainable as possible of course, in Bangladesh, in partnership with British and Bangladeshi universities.
Statement given by Didier Coulomb, Director General of the IIR, during COP 26
Statement Given by the Director General of the International Institute of Refrigeration (IIR) during the 26th Conference of the United Nations Framework Convention on Climate Change (COP 26) in...
Statement given by Didier Coulomb, Director General of the IIR, during MOP 34
Statement Given by the Director General of the International Institute of Refrigeration (IIR) during the 34th Meeting of the Parties to the Montreal Protocol (MOP-34) in Montréal, Canada (octobre 31 –...
Statement given by Didier Coulomb, Director General of the IIR, during COP 27
Statement Given by the Director General of the International Institute of Refrigeration (IIR) during the 27th Conference of the United Nations Framework Convention on Climate Change (COP 27) in Charm...
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.
See what's in our events calendar for 2015 !
The IIR’s calendar in 2015 shows a promising choice of events covering cutting-edge refrigeration themes from refrigerants to energy issues; from cold chain sustainability to new refrigeration technologies.
IIR member news: Star Refrigeration
Star Refrigeration soon to hit US food firms with eco-friendly low-ammonia chillers and freezers
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.
Statement given by Didier Coulomb, Director General of the IIR, during COP 25
Statement Given by the Director General of the International Institute of Refrigeration (IIR) during the 25th United Nations Climate Change Conference (COP 25), in Madrid (December 2-13, 2019).
Sign-up to workshop at ICCC 2022: Clean and efficient refrigeration solutions for food and healthcare
Join the free online workshop on April 13 which will present the ongoing projects in developing countries that will help promote the adoption of climate-friendly refrigeration technologies.
Encyclopedia of Refrigeration
3 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...
Events
1 result
Other event
Cool Insights Webinar: Intro to Design and Operation of Walk-In Cold Rooms (1/2)
May 21, 2024
Register today! Tuesday, May 21, 2024 | 2:00pm - 3:30pm GMT+1 Off the back of the release of a Guide advising on...
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