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IIR document
Experimental investigation of CO2 systems for Indian supermarkets with parallel configuration of multiejectors (INDEE).
Upcoming natural refrigerant-driven heating and cooling systems in India.
Modelling of an onboard R290 refrigerated sea water (RSW) system for ice production on small fishing vessels in India.
Performance analysis of an active on-board refrigeration system using propane for improved fish preservation in small fishing boats.
R744 heat pump driven liquid desiccant air conditioning system for hot and humid climates.
Numerical simulation of an integrated CO2/chiller and thermal storage system for a hotel in tropical weather conditions.
Advanced R744 solution for supermarkets, hotel chillers and maritime applications in India.
Recommended by the IIR / IIR document
Study on retaining natural refrigerant in seafood processing industries in India.
Integrated R744 heat pump/chiller for hotel: state-of-the-art implementation.
Advantage of CO2 heat pump chiller for the application in Indian hotels.
Proceedings of the 26th IIR International Congress of Refrigeration: Paris , France, August 21-25, 2023.
From a caloric effect to a cryocooler.
Design and modelling of a study platform for solid desiccant- vapour kinetics.
El envasado ultralimpio y la descontaminación con nanoemulsión de orégano alarga la vida útil de la carne picada almacenada a 4°C.
Ultraclean packaging and surface decontamination with oregano essential oil nanoemulsion increases the shelf-life of minced meat stored at 4°C.
Liquid hydrogen trailers: state of the art, latest developments and related performance.
Refrigeration sector monitoring
448 results
Regulations Reminder
The EC Directorate General of Fair Trading, Consumer Affairs and Fraud Control (DGCCRF) has put out information on Decree No. 2005-944 of August 2, 2005. The latter modifies Decree No. 64-949 of September 9, 1964 in order to bring it into line...
300 cylinders of counterfeit R134a seized in Hangzhou
US refrigerant manufacturer DuPont has announced the seizure of 300 cylinders of counterfeit R134a in Hangzhou province, China.
Novel energy-saving cryogenic equipment for walnut kernel peeling
In a recent study, a prototype cryogenic equipment was designed to peel walnut kernel more efficiently than by immersion in liquid nitrogen.
Kigali amendment : US industry expresses its concerns in a letter to vice-president Mike Pence.
According to The Heating Ventilation Air Conditioning and Refrigeration (HVACR) Alliance Industry, the Senate ratification of the Kigali Amendment should be one of 2017 legislative priorities for the Donald Trump administration.
Some advice for prolonging water chiller life.
Brent Hall, a temperature control specialist, gives six water treatment tips for lasting chillers performances.
Ionocaloric cooling: a new technology under development in the US
A cooling technique using liquid-to-solid phase change fcould be an alternative to vapour compression systems, according to researchers at the University of Berkeley.
Alternative mixtures for R134a
A NIST study identifies 23 non-flammable or slightly flammable mixtures as R134a alternatives in air conditioning.
Reducing food waste: can we keep open canned sardines in the refrigerator?
Researchers from the University of Porto studied the shelf life at 4°C of open canned sardines, depending on the type of seasoning (sardines in brine, vegetable oil, tomato...
Simplifying the preservation at very low temperature of tissues used in ophthalmology
Researchers have compared the effects of −28 °C (standard freezer) and −80 °C preservation on human amniotic membrane, which is commonly used in ophthalmic...
Midea launches R290 split ACs on the European market
In autumn 2021, Midea, corporate member of the IIR, began marketing R290 split air-conditioning units in Europe. Further imports are planned for early 2022.
R1234yf as a working fluid in Organic Rankine Cycle systems
A recent review article presented the use of HFO R1234yf and its mixtures in Organic Rankine Cycle (ORC) systems, namely in applications for waste heat recovery from internal...
India: solar-powered micro cold rooms
Solar-powered micro cold rooms using phase-change materials could be a solution for small farmers in India.
LNG remains the main driver of global gas demand in 2021-2025
In a recent report, the International Energy Agency (IEA) analyses the massive decline in gas demand in 2020. The covid-19 crisis has affected gas consumption mostly due to lower electricity demand in the...
ISO 5149 standard revision: negative vote
Draft revised ISO/FDIS 5149 (Parts 1 to 4) standard “Refrigerating systems and heat pumps -- Safety and environmental requirements” which was submitted for voting on October 3, 2012, has been rejected by ISO countries (except Part 4 on operation,...
India bans imports of air conditioners
The Indian government has banned the import of air conditioners in order to boost domestic production.
IIR news
226 results
INDEE3 project kick-off meeting in India
In September 2025, an IIR representative attended the official kick-off meeting of a project, INDEE3 - Indo-Norwegian collaboration on sustainable cooling and heating in India. This was the start of a...
IIR partner in INDEE+
The IIR takes part of the project INDEE+ which aims to support the Indian refrigeration and Air Conditioning sector in the transition towards more sustainable and environmentally friendly...
Sustainable cooling and heating in India: IIR partners in new INDEE3 project
The INDEE3 project aims to support India’s transition to low-carbon heating and cooling technologies. It promotes the use of natural refrigerants, improves refrigerant lifecycle management, and develops more...
INDEE+ in ACREX
Last month, INDEE+ participated in the 23rd edition of ACREX India in Delhi, focused on the theme “Powering Global HVAC Supply Chain”.
INDEE+ Seminar at REFCOLD 2022
The first INDEE+ seminar gathering all the project partners and key Indian stakeholders took place at REFCOLD 2022 in Ahmedabad (Gandhinagar, Gujarat, India).
Newsletter INDEE+ | September 2023
The latest news on the INDEE+ project.
INDEE+ at 23rd India International Seafood Show (2023), Kolkata, India
In February 2023, INDEE+ successfully participated to the 23rd India International Seafood Show (2023) in Kolkata. The project was jointly promoted in a technical session and at a dedicated booth.
March 2023: An active communication and awareness campaign for INDEE+
March 2023 was marked by a series of communication events for INDEE+, gathering all project partners and key Indian HVAC&R stakeholders in India.
Three educational and awareness-raising events within the framework of INDEE+ project in 2021
For the INDEE+ project, the end of the year 2021 was marked by several educational events aiming to raise awareness of the application of clean cooling systems offered by the CO2/R744 refrigeration...
ICR2023: ENOUGH, INDEE+ and SophiA conference papers are now online!
Download papers presented at ICR2023.
The Norwegian Royal Ambassy visit to INDEE+ educational unit in IIT Madras
To acknowledge the efforts of INDEE+, the Norwegian Ambassador Hans Jacob Frydenlund, Arvind Gopinath (Honorary Consul), Ms. Marit Marie Strand (Advisor), Mr. Vivek (Senior Advisor) and other team members...
INDEE+: Focus on the two-day workshop “Hotel Decarbonisation using R744 Heat Pump/chiller” organised in April
A two-day workshop titled “Hotel Decarbonisation using R744 Heat Pump/chiller” was organised on 26-27 April 2024 at Antarim Resorts, Goa. The technical session was followed by a demonstration of the R744 HP/C...
INDEE+ Project: Norwegian R744 condensing units arrived in India for educational purposes
Three R744 condensing units were sent to India by Prof. Armin Hafner (NTNU, Norway) to educate Indian institutions, end-users and vendors on clean cooling technologies, with the aim of helping India meet...
Highlights from REFCOLD India 2024
The International Institute of Refrigeration recently participated in REFCOLD India 2024, held from October 3-5 in Kolkata, India. Organised by ISHRAE and Informa Markets, this
The IIR website gets a makeover
After three years of existence, the home page of the IIR website has been modernised and its content made more visible. IIR projects are given a special place of honour, with detailed pages dedicated to each of...
Encyclopedia of Refrigeration
9 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...
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...
Global warming potential (GWP) of HFC refrigerants
Using the latest updated data from UNEP’s RTOC 2022 report, we have compiled the 100-year GWP and 20-year GWP values of hydrofluorocarbon-based (HFC) refrigerants. Our table includes...
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...
Thermophysical properties of hydrocarbon refrigerants
Thermophysical properties of over 20 hydrocarbon refrigerants, including single-component and blends.
Thermophysical properties of HFC refrigerants
Thermophysical properties of over 100 HFC refrigerants, including single-component and blends.
Thermophysical properties of HFO refrigerants
Thermophysical properties of over 50 HFO refrigerants, including single-component and blends.
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...
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...
Events
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Other event
21st International Conference & Exhibition on Liquefied Natural Gas (LNG2026)
February 02, 2026 - February 05, 2026
Doha, Qatar
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