Search results

Binary mixtures of fatty acid methyl esters as phase change materials for low temperature applications.

• Author(s) : LISTON L. C., FARNAM Y., KRAFCIK M., et al.
• Publication date: 2016/03/05
• Languages : English
• Keywords : Thermal property, Mixture, Material, Ester, Change of phase, Fatty acid
• Source: Applied Thermal Engineering - vol. 96

Impact of a 12-volt lead acid battery state-of-charge on the performance of an automotive air conditioning system.

• Author(s) : DATTA S. P., DAS P. K., MUKHOPADHYAY S.
• Publication date: 2016/07/11
• Languages : English
• Keywords : Battery, Cooling capacity, Performance, Expérimentation, Mobile air conditioning, Acid
• Source: 2016 Purdue Conferences. 16th International Refrigeration and Air-Conditioning Conference at Purdue.
• Formats : PDF

IIR document

Performance analyzes of an integrated phosphoric acid fuel cell and thermoelectric device system for power and cooling cogeneration.

• Author(s) : WU M., ZHANG H., ZHAO J.
• Publication date: 2018/05
• Languages : English
• Keywords : Thermoelectric cooling, Phosphorus, Generator, Fuel cell, Performance, Modelling, Waste heat, Cogeneration, Acid
• Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 89
• Formats : PDF

IIR document

Effect of freezing conditions on the extractive component in oyster Crassostrea gigas.

• Author(s) : MURATA Y., TOUHATA K.
• Publication date: 2015/08/16
• Languages : English
• Keywords : Nitrogen, Brine, Oyster, Expérimentation, Ethanol, Freezing, Organic acid, Amino acid
• Source: Proceedings of the 24th IIR International Congress of Refrigeration: Yokohama, Japan, August 16-22, 2015.
• Formats : PDF

IIR document

Interstitial modification of La(Fe,Si)13 phase by acid solutions.

• Author(s) : EGGERT B. G. F., SOUZA P., BEZ H. N., et al.
• Publication date: 2018/09/16
• Languages : English
• Source: 8^th International Conference on Caloric Cooling (Thermag VIII). Proceedings: Darmstadt, Germany, September 16-20, 2018.
• Formats : PDF

Effects of the anti-microbial peptide pardaxin plus sodium erythorbate dissolved in different gels on the quality of Pacific white shrimp under refrigerated storage.

• Author(s) : HSU W. H., LAI Y. J., WU S. C.
• Publication date: 2017/03
• Languages : English
• Keywords : Shrimp, Enhancement, Expérimentation, Storage condition, Amino acid
• Source: Food Control The International Journal of HACCP and Food Safety - vol. 73

A simple method to evaluate the shelf life of refrigerated rabbit meat.

• Author(s) : PEREIRA M., MALFEITO-FERREIRA M.
• Publication date: 2015/03
• Languages : English
• Keywords : Bacteria, Pseudomonas, Rabbit, Storage life, Lactic acid
• Source: Food Control The International Journal of HACCP and Food Safety - vol. 49

IIR document

The effects of high intensity interval training combined with the whole body cryostimulation on brain-derived neurotrophic factor and tryptophan metabolism.

• Author(s) : ZIEMANN E., RODZIEWICZ-FLIS E., JAWORSKA J., FLIS M., ANTOSIEWICZ J., KORTAS J. A., LOMBARDI G.
• Publication date: 2023/08/21
• Languages : English
• Keywords : Cryotherapy, Medical application, Health, Biology, Amino acid, Medicine
• Source: Proceedings of the 26^th IIR International Congress of Refrigeration: Paris , France, August 21-25, 2023.
• Formats : PDF

IIR document

Development and thermal characteristics of a novel composite oleic acid for cold storage.

• Author(s) : JIANG L., WANG R. Z., ROSKILLY A. P.
• Publication date: 2019/04
• Languages : English
• Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 100
• Formats : PDF

Atmospheric transformation of refrigerants: current research developments and knowledge gaps.

• Author(s) : SALVADOR C. M., SINCHE CHELE F., STEVENSON L., DOLISLAGER F., ARMSTRONG A., MATHEWS T., YANA MOTTA S. F.
• Publication date: 2024/07/17
• Languages : English
• Keywords : Fluid, Refrigerant, Global warming, HFC, CFC, HFO, Acid, Pollutant
• Source: 2024 Purdue Conferences. 19^th International Refrigeration and Air-Conditioning Conference at Purdue.
• Formats : PDF

Efecto de la fermentación controlada y la aplicación de frio en la obtención de col ácida de alta calidad.

Effect of controlled fermentation and cooling on the processing of high quality acid cabbage.

• Author(s) : JÁCOME SILVA L. G., SÁNCHEZ-RUBIO M., TABOADA-RODRÍGUEZ A., et al.
• Publication date: 2018/06/19
• Languages : Spanish
• Source: CYTEF 2018. IX Congreso Ibérico y VII Congreso Iberoamericano de Ciencias y Técnicas del Frío, Valencia, España, 19-21 junio 2018.
• Formats : PDF

Optimisation of lactobacillus rhamnosus viability during freeze-drying by box-behnken design.

• Author(s) : ZHAO Y., HUO X., ZHANG Y., et al.
• Publication date: 2016/08
• Languages : English
• Keywords : Freeze-drying, Cryoprotectant, Cell, Lactobacillus, Bacteria, Expérimentation, Amino acid
• Source: Annals of the University "Dunarea de Jos" of Galati (The), Fascicle VI. Food Technology - vol. 40 - n. 1

IIR document

Loss of mitochondrial function and accumulation of acidic vesicular organelles under low-temperature incubation in HaCaT cells.

• Author(s) : NAGAHARA Y., UCHIDA N., MIDORIKAWA M., et al.
• Publication date: 2019/08/24
• Languages : English
• Source: Proceedings of the 25^th IIR International Congress of Refrigeration: Montréal , Canada, August 24-30, 2019.
• Formats : PDF

Recommended by the IIR / IIR document

Expanded graphite addition to enhance the thermal conductivity of PCMs for heat storage applications.

• Author(s) : BISON P., FERRARINI G., BOBBO S., FEDELE L., ROSSI S., GLORIEUX C.
• Publication date: 2021/09/01
• Languages : English
• Keywords : Graphite, PCM, Fatty acid, Building, Thermal energy storage, Expérimentation, Thermal conductivity, Heating
• Source: 13^rd IIR Conference on Phase-Change Materials and Slurries for Refrigeration and Air Conditioning. Proceedings: (online) Vicenza, Italy, September 1-3, 2021.
• Formats : PDF

Fouling of the flue gas cooler in a large-scale coal-fired power plant.

• Author(s) : CHEN H., PAN P., CHEN X., et al.
• Publication date: 2017/05/05
• Languages : English
• Keywords : Power plant, Gas cooler, Recovery, Expérimentation, Fouling, Sampling, Condensation, Coal, Waste heat, Acid
• Source: Applied Thermal Engineering - vol. 117

Carrier Commercial Refrigeration has opened its CO2OLacademy field training facility

Carrier Commercial Refrigeration has opened its CO2OLacademy field training facility in Germany. It aims to increase the technical knowledge and practical competencies of field technicians in Europe.

• Publication date : 2015/04/16

Probe into fatal cryotherapy accident at a gym in Paris

After a woman died in a cryosauna in Paris, the IIR provides technical insights. 

• Publication date : 2025/05/02

Solar-powered modular facade capable of cooling and heating a building

In Germany, researchers are testing a modular solar-powered facade that includes a mini heat pump for heating and cooling, and a decentralised ventilation unit with heat...

• Publication date : 2022/02/07
• Subjects: Technology

Will the facades of the future be able to supply heat pumps?

A German organisation is developing a material that could use solar energy to power a heat pump. 

• Publication date : 2023/05/27

Irregularities found in deadly ammonia leak accident in China

Investigators found that the company illegally built the workshop after completing construction of the plant's main body, blocking the fire exits, according to a statement from the Shanghai work safety supervision bureau.

• Publication date : 2013/12/09

Optimising cold storage to boost antioxidants and anthocyanins in blood oranges

A study by the University of Florida found that storage temperatures ranging from 6 to 12 °C significantly enhance anthocyanin, phenolic content, and antioxidants content in in ‘Budd...

• Publication date : 2024/11/06
• Subjects: Technology

Brief: Coated chicken

Raw chicken often harbours the pathogen Campylobacter jejuni, which is a leading source of bacterial diarrhoea. Chicken contaminated during raw processing can contaminate other products in refrigerators, even at 2-4°C. Researchers at the Louisiana...

• Publication date : 2004/11/10

Out of ordinary: Chilled Medieval Book

A 1000-year-old Book of Psalms has been discovered by a construction worker in Ireland and is now stored in refrigeration at the National Museum of Ireland in Dublin. The book was found in a bog and the tannic acid content of the bog is thought to...

• Publication date : 2007/02/12

Briefs: biodegradable packaging

The use of biodegradable packaging (such as starch and polylactic acid) in Eastern Europe is taking off: in 2006, 821 tonnes of such packaging were consumed in Eastern Europe, compared with 19 350 tonnes in Western Europe and 16 047 tonnes in...

• Publication date : 2007/05/04

BOC’s refrigerants team

According to BOC's refrigerants team, one in three plants runs on contaminatedrefrigerant. BOC's team tested over 50 industrial installations and found that 36% of refrigerant blends tested did not meet specifications and required complete...

• Publication date : 2005/10/26

Refrigerant news: HFO-1234yf

The US EPA has proposed to list HFO-1234yf as an acceptable alternative refrigerant in mobile air-conditioning (MAC) systems. The proposed decision only applies to new MAC systems in passenger cars and trucks since EPA had previously determined...

• Publication date : 2010/03/07

New technology to reduce emissions and save energy

In November 2004, Eddie Woods, founder of Meeko2004, an organization working in coordination with Oklahoma State University to bring new technology to the air-conditioning industry, announced that a new patent-pending technology aimed at reducing...

• Publication date : 2004/12/22

ICR2019: focus on innovative refrigeration technologies for developing countries

Several papers presented during the IIR International Congress of Refrigeration in August 2019 addressed advances in the refrigeration technologies that are particularly adapted to hot countries with limited electricity supply: solar...

• Publication date : 2019/11/29
• Subjects: Developing country

Packaging innovations

Plant-based food packaging Biodegradable packaging looks set to be the way of the future. A sharp rise in demand for natural products and healthier food added to the stability of maize prices versus those of petroleum-based polymers have...

• Publication date : 2006/05/05

Update on the global regulation on refrigerants

Global regulations on fluorinated gases are evolving, with new ratifications of the Kigali Amendment (including China), the updating of the GWP of certain refrigerants by the IPCC, and five European countries...

• Publication date : 2021/09/07
• Subjects: Regulation, HFCs alternatives

SophiA at ESEF 2024 in Abidjan

SophiA will organise a 3-hour hybrid workshop focused on ongoing solar cooling and heating projects in the ECOWAS region.

• Publication date : 2024/10/25
• Subjects: Developing country

IIR wins ECREEE Award for solar cooling and heating efforts in Africa with SophiA

The ECOWAS Sustainable Energy Forum took place in Abidjan, Côte d’Ivoire on November 28-29. The IIR organised a SophiA workshop and was honoured with an ECREEE Award for its outstanding contribution to...

• Publication date : 2024/12/13

Shecco Virtual Trade Show Concludes 24-Hour Global Exhibit with over 4,000 Registrations

VTS attendees came from across the global cooling marketplace, including end users, manufacturers, contractors, associations, government officials, consultants, academics, students, media, and NGOs.

• Publication date : 2020/09/04
• Subjects: HFCs alternatives, Environment

The programme of the IIR conference on Ammonia and CO2 Refrigeration Technologies is now available

The conference is a leading event in the refrigeration industry and brings together academic and industry experts to discuss the latest advances in refrigeration technology. 

• Publication date : 2023/04/19

Call for nominations now open for Scientific Prizes at IIR Congress 2023

Don’t miss out on your chance to apply for the prestigious academic and scientific awards to be presented at the upcoming 26th IIR International Congress of Refrigeration.

• Publication date : 2022/02/11
• Subjects: General information

Call for abstracts launched for Thermag Conference 2020

Hosted by the University of Maryland (US), Thermag IX 2020 will offer key opportunities for academics and industry to develop research collaborations fostered by a dynamic technical conference programme.

• Publication date : 2019/10/08

Focus on Commission B1 : Leading the way in thermodynamics and transfer processes

The objectives of Commission B1 on Thermodynamics and Transfer Processes are to provide academic and industrial information and data, and to propose any solutions on thermodynamics and transfer processes.

• Publication date : 2016/04/20

Deadline extended: Call for nominations for Scientific Prizes at IIR Congress 2023 ends May 27

Don’t miss out on your chance to apply for the prestigious academic and scientific awards to be presented at the upcoming 26th IIR International Congress of Refrigeration. The deadline for...

• Publication date : 2022/04/29

Call for nominations: Scientific Prizes at ICR 2019

The call for nominations for the ICR 2019 Scientific Prizes has now been launched. The series of prestigious academic and scientific awards recognise those who have made outstanding contributions to the field of refrigeration or have completed...

• Publication date : 2018/03/28

We are hiring a techical project manager

The IIR is involved in diverse projects supporting academia and countries. The candidate will support the IIR projects department, and will develop and secure new projects for the IIR and ensure that they are...

• Publication date : 2024/04/08

Take part in the survey: women in RACHP

Are you a woman working in the Refrigeration, Air-Conditioning and Heat Pumps sector? We would like to understand the motivation, challenges and opportunities faced...

• Publication date : 2021/12/21

26th International Congress of Refrigeration: A Remarkable Success

The 26th International Congress of Refrigeration (ICR), held on August 21-25, 2023, left an indelible mark on the world of refrigeration, serving as a resounding success with the active participation...

• Publication date : 2023/09/04
• Subjects: Technology, Environment, General information

IIR member news: Angelantoni Group

“COLD ENERGY” is an innovative solution to improve energy efficiency both for old and new compression refrigeration systems by transferring a highly efficient automotive technology to enhance energy recovery of heat exchangers.

• Publication date : 2017/01/20

A look back at the IIR's presence at the Interclima trade fair

A big thank you to everyone who visited our stand at Interclima 2024! 

• Publication date : 2024/10/25

New IIR Informatory Note on Renewable Energy

The latest IIR Informatory Note stresses that renewable energy sources can be considered practically inexhaustible and are currently the only solution for an ecological transition to clean...

• Publication date : 2023/04/26
• Subjects: Environment

For IIR members only

Global cold storage capacity

This table presents the cold storage capacity in about 50 countries, based on data from the Global Cold Chain Alliance (GCCA).

• Last update : 2021/12/06
• Langues : English
• Themes : Refrigerated storage: economics and statistics

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...

• Last update : 2022/09/07
• Langues : French, English
• Themes : Evaporators, condensers and other heat exchangers

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...

• Last update : 2023/06/23
• Langues : French, English
• Themes : LNG and LPG

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...

• Last update : 2023/11/07
• Langues : French, English
• Themes : Freezing of foodstuffs

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...

• Last update : 2022/06/22
• Langues : French, English
• Themes : Hydrocarbons, Containment, refrigerant charge reduction

Ice cream manufacturing, environmental impact and market data

From a physico-chemical point of view, ice cream is a complex, frozen multiphase mixture. The manufacturing process includes several stages of freezing which are described in this...

• Last update : 2023/06/30
• Langues : French, English
• Themes : Ice creams