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IIR document
Charge reduction in pump circulating ammonia systems.
The advantages and disadvantages of charge reduction in industrial systems.
Rational approach to refrigerant charge reduction.
Riduzione della carica di refrigerante nei sistemi frigoriferi.
Refrigerant charge reduction in refrigerating systems. 25th Informatory Note on refrigerating technologies.
Reducción de la carga refrigerante en los sistemas de refrigeración.
Refrigerant charge reduction in refrigerating systems, 25th Informatory Note on refrigeration technologies.
Refrigerant charge reduction in low-temperature transport refrigerator with the eutectic plate evaporator.
Working fluid charge reduction. 2. Supercritical CO2 gas cooler designed for light commercial appliances.
Refrigerant charge reduction in vapor compression refrigeration cycles via liquid-to-suction heat exchange.
Environmentally-friendly heat exchangers: LU-VE proposals for the reduction of energy consumption and refrigerant charge.
Working fluid charge reduction. 1. CO2 fin-tube evaporator designed for light commercial appliances utilizing flow pattern based phenomenological prediction models.
Refrigerant Circuitry Optimization of Heat Exchangers for Charge Reduction and Robust Performance in Reversible Heat Pump Application.
Carbon reduction opportunities for supermarkets.
Application of NOPD Technique to Vibration Reduction of Rotor Compressors.
Reduction of liquid pumping power by nanoscale surface coating.
Refrigeration sector monitoring
432 results
Noise reduction strategies for screw compressors
The operating noise of twin-screw compressors is an important issue that may limit their scope of application. Two recent IJR papers suggest several noise reduction methods and analyse their...
Retail stores : CO2 emissions reduction commitments in UK and France
In the UK, a BRC report reveals that in their commitment to reduce greenhouse gas emissions by 50% in 2013 (relative to floor space) compared to 2005, retailers have so far achieved reductions of 37% per m2 (25% in absolute terms).
A 20% reduction in CO2 emissions from mobile air conditioning by 2050 is possible
A recent report from the International Energy Agency “Cooling on the Move - The future of air conditioning in vehicles” explores the current and future global energy consumption from mobile air conditioning systems, along with the resulting...
International milestone agreement on the phase-down of HFC production and consumption in Kigali
The 28th Meeting of the Parties (MOP28) to the Montreal Protocol which was held in Kigali, Rwanda, from October 10 to 14, 2016, led to an international agreement on the phase-down of the production and consumption of HFCs.
Australia announces HFC phase-down.
Australia goes further than the Kigali deal and announces a 85% phase-down target before 2036.
The EU is on track for meeting its HFC phase-down obligation
Latest official figures show that in 2018, EU-wide placing on the market of HFCs was 1% below the 2018 maximum limit set by the quota system, despite a 41% reduction of this limit compared with 2017.
HFC phase down in New Zealand
The government of New Zealand recently published a consultation document listing the steps required to ratify the Kigali Amendment.
For IIR members only
Emissions Gap Report 2024: the role of refrigeration in reducing emissions
In its latest report, UNEP outlines the potential for emissions reduction in various sectors, including energy efficiency measured in the buildings sector.
HCFC phase-down in Morocco
Under the Montreal Protocol, Morocco is reducing its consumption and imports of R22.
Canada proposes HFC phase-down plan.
The Canadian government has published on November 2016 a proposal to phase-down its production and imports of HFCs.
HFC phase-down in the USA, in China and in Europe
Prospects for the ratification of the Kigali Amendment by China and the US, and new bans on HFCs under the F-Gas Regulation in Europe
HCFC phase-out and HFC phase-down discussed by African Ozone Officers (en anglais)
At the end of March 2017, fifty National Ozone Officers met in Abidjan, Côte d'Ivoire, to review challenges related to the phase-out of HCFCs and the phase-down of HFCs.
US HFC phase-down: alternative refrigerants for commercial refrigeration
2022 marks the start of new HFC regulatory requirements in the US. An online tool is available that presents alternative refrigerants for commercial refrigeration.
US senators introduce bill to phase down HFCs
Thirty-two US Senators — 16 from each party — have cosponsored a bill to phase down HFCs and authorize EPA to facilitate transitions to next generation refrigerant technologies.
China sets ambitious emission cuts for HFCs
China announced a short-term target for reducing emissions of hydrofluorocarbons (HFCs) by the equivalent of 0.28 billion tonnes of CO2 by 2015 – similar to the annual CO2 emissions of Spain.
IIR news
174 results
ENOUGH Project: Joint Statement on Food Waste Reduction
The ENOUGH project has joined efforts to call for rigorous food waste reduction measures in Europe.
1st IIR Workshop on Refrigerant Charge Reduction
1st IIR Workshop on Refrigerant Charge Reduction in Refrigerating Systems will be held in Antony, France, on April 6-7, 2009. Contact helene.macchi@cemagref.fr to register and present a paper
New IIR Informatory Note on Refrigerant Charge Reduction
Now available for IIR members! The 25th IIR Informatory Note, the latest in the series on Refrigeration Technologies.
IIR Working Party on Refrigerant Charge Reduction in Refrigerating Systems: Join Us!
Suitable design of refrigerating systems has several benefits in terms of limitation of the environmental impact thanks to a reduction in the energy consumption and the limitation of refrigerant emissions. The direct greenhouse effect accounts for...
The “Carbon reduction opportunities for the food chain” workshop at ICCC 2022
The workshop was focused on the solutions brought by the EU project ENOUGH to reduce emissions from the food sector as set by the EU farm to fork strategy. A panel discussion was also held during the event...
The proceedings CD-ROM of the 3rd IIR Workshop on Refrigerant Charge Reduction in Valencia are on sale!
The proceedings CD-ROM comprising 8 plenary presentations, 13 papers, and 2 industrial PowerPoint presentations are on sale on the IIR's Web site (Publications/Bookshop section)
Continued IIR commitment to reduce refrigerant emissions
This week at UNESCO headquarter in Paris, the IIR is attending the Joint 10th Meeting of the Conference of the Parties to the Vienna Convention and the 26th Meeting of the Parties to the Montreal Protocol.
Up to 20% discount on refrigeration market research!
Being part of the IIR gives you even more benefits with discounts of up to 20% on refrigeration market research studies.
Call for industrial partners for joint industry cryogenics project linked to LNG production
Become a project partner: Join the Joint Industry Project of MINES ParisTech – ARMINES “Evaluation of the crystallization risk in LNG production”.
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.
IIR member news: Star Refrigeration
Star Refrigeration soon to hit US food firms with eco-friendly low-ammonia chillers and freezers
New IIR Informatory Note on Containment of Refrigerants
Currently available for IIR members only, the 24th IIR Informatory Note “Containment of Refrigerants within Refrigeration, Air Conditioning and Heat Pump Systems” is out.
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.
Participation of the IIR in the 31st Meeting of the Parties (MOP 31)
The 31st Meeting of the Parties (MOP 31) took place on November 4-8, 2019 in Italy at FAO headquarters. The Rome declaration on the reduction of food losses was signed.
New IIR Informatory Note on automotive air conditioning
The latest IIR Informatory Note presents recent technological trends in automotive air conditioning, in particular for electric cars, and outlines the challenges in terms of energy efficiency and CO2...
Encyclopedia of Refrigeration
6 results
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...
Cryogenic nitrogen in the food and beverage industry
The adoption of cryogenic processes in the food and beverage industry is predominantly driven by liquid nitrogen (LIN), and it is the preferred candidate for food chilling and...
Additive manufacturing of heat exchangers
In the refrigeration industry, additive manufacturing (colloquially referred to as “3D printing”) makes it possible to fabricate novel, complex and potentially more energy efficient...
Additive manufacturing of regenerators for caloric cooling
In many areas of engineering, additive manufacturing allows the production of complex and multifunctional products that could not be manufactured using traditional methods. In the...
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...
