Search results

Bioactive amines in fresh beef liver and influence of refrigerated storage and pan-roasting.

• Author(s) : CUSTODIO F. B., THEODORO K. H., GLORIA M. B. A.
• Publication date: 2016/02
• Languages : English
• Keywords : Beef, Amine, Quality, Physico-chemical property, Cold storage, Liver
• Source: Food Control The International Journal of HACCP and Food Safety - vol. 60

Inhibition of corrosion in amine air cooled heat exchanger: experimental and numerical study.

• Author(s) : VALEH-E-SHEYDA P., RASHIDI H.
• Publication date: 2016/04/05
• Languages : English
• Keywords : CFD, Amine, Air, Simulation, Weight loss, Expérimentation, Corrosion, Heat exchanger
• Source: Applied Thermal Engineering - vol. 98

IIR document

Experimental validation of a mini-channel multi-tube ammonia/water absorption/desorption model.

• Author(s) : NEFS C. W. M., BOR D. M. van de, INFANTE FERREIRA C. A.
• Publication date: 2014/08/02
• Languages : English
• Source: 11^th IIR Gustav Lorentzen Conference on Natural Refrigerants (GL2014). Proceedings. Hangzhou, China, August 31-September 2, 2014.
• Formats : PDF

R32 heat transfer coefficient during condensation in a mini channel multiport tube.

• Author(s) : LÓPEZ BELCHÍ A., ILLÁN GÓMEZ F., GARCÍA-CASCALES J. R., et al.
• Publication date: 2014/07/14
• Languages : English
• Source: 2014 Purdue Conferences. 15th International Refrigeration and Air-Conditioning Conference at Purdue.
• 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

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

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

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

Integration of a mini-channel condenser into a household refrigerator with regard to accurate capillary tube length and refrigerant amount.

• Author(s) : TOSUN M., DOGAN B., ÖZTÜRK M., et al.
• Publication date: 2019/02
• Languages : English
• Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 98
• Formats : PDF

IIR document

R1224yd(Z) flow boiling inside a mini microfin tube.

• Author(s) : LONGO G., MANCIN S., RIGHETTI G., 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

IIR document

Experimental investigations of propane minichannel condenser.

• Author(s) : GAGAN J., BUTRYMOWICZ D., DUDAR A., et al.
• Publication date: 2015/08/16
• Languages : English
• Source: Proceedings of the 24th IIR International Congress of Refrigeration: Yokohama, Japan, August 16-22, 2015.
• Formats : PDF

Recommended by the IIR

Hybrid Indirect Evaporative Cooling-Mechanical Vapor Compression System: A Mini-Review.

• Author(s) : CHEN Q., BURHAN M., JA M. K., SHAHZAD M. W., YBYRAIYMKUL D., ZHENG H., CUI X., NG K. C.
• Publication date: 2022/10
• Languages : English
• Source: Energies - vol. 15 - n. 20
• Formats : PDF

IIR document

Experimental investigations of propane minichannel condenser and evaporator.

• Author(s) : GAGAN J., BUTRYMOWICZ D., DUDAR A., et al.
• Publication date: 2017/09/06
• Languages : English
• Source: Compressors 2017: 9^th International Conference on Compressors and Coolants.
• Formats : PDF

Experimental investigations of propane minichannel condenser and evaporator.

• Author(s) : BUTRYMOWICZ D., GAGAN J., SKIEPKO T., et al.
• Publication date: 2016/07/11
• Languages : English
• Source: 2016 Purdue Conferences. 16th International Refrigeration and Air-Conditioning Conference at Purdue.
• Formats : PDF

Experimental performance investigation of minichannel water cooled-thermoelectric refrigerator.

• Author(s) : GÖKÇEK M., SAHIN F.
• Publication date: 2017/09
• Languages : English
• Source: Case Studies in Thermal Engineering - vol. 10
• Formats : PDF

A possible major step in the quest of room-temperature superconductivity

Two researcher teams have just reported experiments indicating that a hydride of lanthanum compressed to 1.7 to 1.85 million bar has a critical temperature of 250–260 K (-23 – -13°C).

• Publication date : 2019/01/31

R410A/R22 alternatives for AC in high-ambient temperature environments: R32 and R290

The final US Oak Ridge National Laboratory report – presented during MOP27 in Dubaï – compares the performance of low-GWP alternative refrigerants to HFC R410A in mini-split air conditioners (ACs) under high-ambient-temperature conditions.

• Publication date : 2016/05/11

Refrigerant contamination

In its "White Paper: Reports of R134a Contaminated with R40 and Other Refrigerants”, AHRI suggests that in addition to R40 and R22, R142b, R152a, and R12 have also been found mixed with R134a in newly filled refrigerant cylinders marked as...

• Publication date : 2013/06/18

Recycling greenhouse gases thanks to cryogenics

A new technology, developed and patented by ABB, enables comprehensive recycling of contaminated sulphur hexafluoride (SF6) gas by using an energy-efficient cryogenic process.

• Publication date : 2012/10/01

Radiative cooling: smart materials to switch from heating to cooling

Researchers have developed a radiative thermal management device, composed of several layers of reflective/absorbent materials, capable of switching between heating and cooling...

• Publication date : 2022/09/28
• Subjects: Technology

Direct CO2 emissions generated by the refrigeration sector in Chile

As part of its national inventory submitted to the UNFCCC, Chile reported greenhouse gas emission values for the refrigeration and air conditioning sector.

• Publication date : 2021/08/16
• Subjects: Figures, economy, Developing country, Environment

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...

• Publication date : 2022/02/28
• Subjects: Environment, Technology

Cold temperatures, a potential ally against cancer

Exposure to cold temperatures can reduce tumour growth by slowing down the glucose metabolism of cancer cells. 

• Publication date : 2022/09/28
• Subjects: Technology

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

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

Legionnaires’ disease

Two outbreaks of Legionnaires' disease are in the news: - Thirteen deaths have occurred among 85 patients who contracted Legionnaires' disease in the northern French prefecture of Pas-de-Calais. The main cause of the outbreak is a cooling tower at...

• Publication date : 2004/04/28

Carbon dioxide snow to clean spatial telescope

An interesting method to keep the Webb Space Telescope mirror, seven times larger than Hubble, spotless.

• Publication date : 2015/11/02

New in cooling tower technology.

This process offers greater safety and efficiencies combining the best of wet and dry cooling tower technologies.

• Publication date : 2016/01/19
• Subjects: Technology

Green light for VIP project

The EU's sustainable development project aiming to reduce energy consumption has led to the recently concluded Vacuum Insulating Panels (VIP) project, initiated in 2001. According to the designers, these panels provide 5-7 times more insulating...

• Publication date : 2005/07/19

Energy savings: Japan: significant improvement of the energy efficiency of refrigerators

According to JARN, the energy efficiency of refrigerators in Japan has been continuously improved: their power consumption has been reduced to 1/5th of that 10 years ago. This is in part due to the development of vacuum heat insulators, which are...

• Publication date : 2005/07/19

Activities of the IIR’s Commission D2 on Refrigerated Transport

The role of the IIR is well recognized worldwide, and in particular the expertise of the members of Commission D2 makes an important contribution to refrigerated transport issues: avoiding the wastage of food and the minimizing of emissions.

• Publication date : 2013/07/01

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...

• Publication date : 2021/12/15

Paris Agreement signed and the OEWG37 makes headway

Find out how the Paris Agreement, adopted during the Conference of Parties (COP21) and signed on 22 April 2016, and advancements at the 37th Meeting of the Open-ended Working Group of the Parties to the Montreal Protocol (OEWG37) will impact the...

• Publication date : 2016/04/26

Upcoming cutting-edge IIR events for 2016

IIR conference activities in 2016 show a promising choice of events covering cutting-edge refrigeration themes from refrigerants to energy issues.

• Publication date : 2016/05/25

Highlights from the 46th Montreal Protocol OEWG: Addressing Ozone Depletion and Climate Change Challenges

The 46th meeting of the Open-ended Working Group (OEWG) of the Parties to the Montreal Protocol took place in Montreal from 8 to 12 July 2024. The IIR took part of the event.  

• Publication date : 2024/08/01

IIR conference activities in 2016 show a promising choice of events

IIR conference activities in 2016 show a promising choice of events covering cutting edge refrigeration themes from refrigerants to energy issues; from cold chain sustainability to new refrigeration technologies.

• Publication date : 2016/03/02

Check out the upcoming cutting edge IIR events for 2016

IIR conference activities in 2016 show a promising choice of events.

• Publication date : 2015/12/16

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...

• Publication date : 2021/05/31
• Subjects: Developing country

New IIR Informatory Note on Air-source heat pumps for space heating and cooling

The IIR has issued a new Informatory Note on Air source heat pumps for space heating and cooling. A summary for policymakers and a Chinese version of this note have also been published.

• Publication date : 2021/02/23

The IIR launches a call to action to adopt 5 internationally established refrigeration terms!

All professionals in the field of low-temperature technologies are called and are strongly encouraged to strictly adhere to the internationally established and approved definitions, by the International...

• Publication date : 2020/10/02
• Subjects: General information

Call to action to adopt 5 internationally established refrigeration terms!

All professionals in the field of low-temperature technologies are called and are strongly encouraged to strictly adhere to the internationally established and approved definitions, by the International...

• Publication date : 2020/09/28
• Subjects: General information

New IIR Informatory Note on thermal energy storage systems

IIR’s latest Informatory Note demonstrates that a well-designed TES system can reduce energy consumption through more efficient equipment operation and lower investment costs, thus reducing the equipment...

• Publication date : 2022/01/28

New IIR Informatory Note on passive cooling

The IIR’s latest Informatory Note demonstrates that passive cooling technologies can contribute significantly to reducing energy demand for air conditioning. 

• Publication date : 2022/04/29
• Subjects: Technology

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...

• Publication date : 2022/10/27

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.

• Publication date : 2023/09/05
• Subjects: Technology, Environment

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

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

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...

• Last update : 2023/01/16
• Langues : French, English
• Themes : Fruit, Vegetables

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

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...

• Last update : 2022/09/16
• Langues : French, English
• Themes : Caloric cooling (magnetocaloric, electrocaloric, elastocaloric and barocaloric cooling)