Search results

Étude de l’effet de la turbulence homogène sur le transfert de masse en écoulement gaz-liquide à bulles.

Analysis of the uniform turbulence impact on mass transfer in a bubbly gas-liquid flow.

• Author(s) : MRABTINI H. A., BELLAKHAL G., CHAHED J.
• Publication date: 2016/03/24
• Languages : French
• Keywords : Gas, Bubble, Mass transfer, Liquid, Simulation, Turbulent flow
• Source: 1st International Refrigeration, Energy and Environment Colloquium. Proceedings: Hammamet, Tunisia, March 24-27, 2016.
• Formats : PDF

Recommended by the IIR / IIR document

Electrochemical mass transfer for dehumidification and gas compression.

• Author(s) : HWANG Y., CAO L., BAKER J., WANG C., RADERMACHER R.
• Publication date: 2023/08/21
• Languages : English
• Keywords : Mass transfer, Dehumidification, Ammonia, Performance, Testing, Expérimentation, Chemical reaction
• Source: Proceedings of the 26^th IIR International Congress of Refrigeration: Paris , France, August 21-25, 2023.
• Formats : PDF

IIR document

The influence of temperature modes during salting and resting stages on the mass transfer in dry-cured ham.

• Author(s) : PETROVA I., TOLSTOREBROV I., EIKEVIK T. M., et al.
• Publication date: 2015/08/16
• Languages : English
• Keywords : Mass transfer, Temperature, Drying, Expérimentation, Ham
• Source: Proceedings of the 24th IIR International Congress of Refrigeration: Yokohama, Japan, August 16-22, 2015.
• Formats : PDF

The particle hydrodynamic effect on the mass transfer in a buoyant CO2-bubble through the experimental and computational studies.

• Author(s) : YOON S., CHUNG J. T., KANG Y. T.
• Publication date: 2014/06
• Languages : English
• Keywords : Suspension, Hydrodynamics, Bubble, Mass transfer, Absorption, Particle, CO2
• Source: International Journal of Heat and Mass Transfer - vol. 73

Simulation of subcooled flow boiling with an SVR based interphase mass transfer model.

• Author(s) : DONG F., HOU L., JIANG L., et al.
• Publication date: 2017/04
• Languages : English
• Keywords : Velocity (fluids, gases), Mass transfer, Relaxation, Subcooling, Simulation, Model, Flow, Boiling
• Source: Applied Thermal Engineering - vol. 116

IIR document

Lumped heat and mass transfer model of the frost formation process.

• Author(s) : MOHS W. F., KULACKI F. A.
• Publication date: 2015/08/16
• Languages : English
• Keywords : Frosting, Calculation, Mass transfer, Heat transfer, Model, Sensible heat, Latent heat
• Source: Proceedings of the 24th IIR International Congress of Refrigeration: Yokohama, Japan, August 16-22, 2015.
• Formats : PDF

IIR document

Analytical solution of the governing equations for heat and mass transfer in evaporative cooling process.

• Author(s) : ORTIZ DEL CASTILLO J. R., HERNANDEZ-CALDERON O., RIOS-IRIBE E., GONZALEZ-LLANES M. D., RUBIO-CASTRO E., CERVANTES-GAXIOLA M. E.
• Publication date: 2020/03
• Languages : English
• Keywords : Evaporative system, Heat transfer, Mass transfer, Enthalpy, Modelling
• Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 111
• Formats : PDF

IIR document

Numerical simulations of heat and mass transfer in a Chinese cabbage cold store.

• Author(s) : KOLODZIEJCZYK M., BUTRYMOWICZ D., SMIERCIEW K., et al.
• Publication date: 2015/08/16
• Languages : English
• Keywords : Heat transfer coefficient, Mass transfer coefficient, Mass transfer, Heat transfer, Simulation, Model, Cold store, Chinese cabbage
• Source: Proceedings of the 24th IIR International Congress of Refrigeration: Yokohama, Japan, August 16-22, 2015.
• Formats : PDF

Mass transfer in thermochemical solid/gas reactor for thermal storage applications.

• Author(s) : MAZET N., MICHEL B., BOULNOIS G., et al.
• Publication date: 2014/03/02
• Languages : English
• Keywords : Gas, Mass transfer, Low temperature, Solid, Permeability, High temperature, Expérimentation, Thermal energy storage
• Source: International sorption heat pump conference (ISHPC2014), College Park, United States, March 31-April 2, 2014.
• Formats : PDF

Theoretical Analysis of Mass Transfer in a Vacuum Membrane Dehumidification System.

• Author(s) : CHO H. J., CHEON S.-Y., LIU S., JEONG J. W.
• Publication date: 2021/08/31
• Languages : English
• Keywords : Vacuum, Membrane, Dehumidification, Simulation, COP, Mass transfer, Modelling
• Source: 13^th IEA Heat Pump Conference 2021: Heat Pumps – Mission for the Green World. Conference proceedings [full papers]
• Formats : PDF

IIR document

Liquid-side mass transfer characteristics in mesoscale slug flow absorbers.

• Author(s) : KIM D. S.
• Publication date: 2015/09
• Languages : English
• Keywords : Bubble, Mass transfer, Liquid, Absorption system, Flow, Water, CO2, Absorber
• Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 57
• Formats : PDF

IIR document

Efficiency of heat and mass transfer in fully wet porous fins: exponential fins versus straight fins.

• Author(s) : TURKYILMAZOGLU M.
• Publication date: 2014/10
• Languages : English
• Keywords : Porosity, Fin, Comparison, Mass transfer, Heat transfer, Performance
• Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 46
• Formats : PDF

Condensation of a hydrocarbon in the presence of a non-condensable gas: heat and mass transfer.

• Author(s) : GU H. F., CHEN Q., WANG H. J., et al.
• Publication date: 2015/12/05
• Languages : English
• Keywords : Mass transfer, Heat transfer, Hydrocarbon, Non condensable gas, Expérimentation, Condensation
• Source: Applied Thermal Engineering - vol. 91

Experimental investigation on the performance of heat and mass transfer of cross-flow dehumidifier.

[In Chinese. / En chinois.]

• Author(s) : QIAN J., YIN Y., ZHANG X.
• Publication date: 2014/02
• Languages : Chinese
• Keywords : Mass transfer, Lithium chloride, Heat transfer, Performance, Expérimentation, Crossflow, Dehumidifier
• Source: Journal of Refrigeration - vol. 35 - n. 155
• Formats : PDF

IIR document

Improvement of the exact analytical solutions for combined heat and mass transfer problems obtained with the Fourier method.

• Author(s) : MEYER T.
• Publication date: 2014/07
• Languages : English
• Keywords : Fourier, Enhancement, Mass transfer, Heat transfer, Absorption, Solution
• Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 43
• Formats : PDF

France: An ice rink on the roof of the Montparnasse Tower in Paris.

From 10 February to 5 March 2017, the Panoramic Observation deck of the Montparnasse Tower turns into an ice rink.

• Publication date : 2017/02/20

Reducing the environmental impact of ultra-low temperature refrigeration systems

Ultra-low temperature (ULT) refrigeration systems often use very high-GWP HFCs. Yet, ULT systems are excluded from the scope of the regulations aimed at phasing-down HFCs. An IJR paper reviews the most promising...

• Publication date : 2020/04/05
• Subjects: Environment, HFCs alternatives

Heat pump efficiency at low temperatures

A study based on field data shows that heat pumps had significantly higher energy efficiency than oil or gas heating systems, particularly for outdoor temperatures above -10°C. 

• Publication date : 2023/09/22

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...

• Publication date : 2022/05/30
• Subjects: Technology

Low-temperature CO2 capture technologies potential

In a review paper in the International Journal of Refrigeration, D. Berstad et al. give an overview of CO2 capture conditions for a broad range of different power cycles and industrial processes.

• Publication date : 2014/01/27

Ultra-low temperature systems ready for COVID-19 vaccine storage

Mirai Intex, corporate member of the IIR, is positioning its ultra-low-temperature (ULT) systems to serve as the refrigeration technology for the storage of COVID-19 vaccines and the freeze-drying of the...

• Publication date : 2020/11/26

Cool bedrooms are healthier

A recent study published in Diabetes, June 2014 issue, shows that cooler bedrooms could enhance the production of « brown fat »

• Publication date : 2014/12/19

Low temperature transport and storage solutions for COVID-19 vaccines

Presentation of two options suitable for mRNA vaccines: one using a traditional refrigerated container adapted to storage at -35°C extending the shelf life of dry ice by 2.5 times, the other based on PCM...

• Publication date : 2022/01/28

Rapid low-temperature process adds weeks to milk's shelf life

A rapid heating and cooling of milk significantly reduces the amount of harmful bacteria present, extending by several weeks the shelf life of milk, according to a Purdue University study.

• Publication date : 2016/09/06

Air conditioning in every NYC classroom by 2022

The city officially announced a USD 28.75 million initiative to install air conditioners in every NYC classroom over the next five years.

• Publication date : 2017/11/10

A study ranks the investment of the European Union countries to implement the Paris Agreement

An independent study states that only three countries in Europe push in the right direction to comply with the Paris climate agreement.

• Publication date : 2017/04/03
• Subjects: Regulation, HFCs alternatives

District heating and cooling in Europe: the share of renewable energy

District heating and cooling networks continue to expand in Europe, further integrating renewables and waste heat sources. 

• Publication date : 2024/06/26
• Subjects: Figures, economy

Is this the final run in the quest for the Higgs Boson?

In March 2012, physicists from Fermilab’s Tevatron collider near Chicago announced that data collected could suggest the existence of the Higgs boson. Furthermore, the results coincide with the Large Hadron Collider (LHC) results released by CERN...

• Publication date : 2012/05/23

Appointments: Prof. Don Cleland

Prof. Don Cleland, New Zealand's Delegate to the IIR, was recently appointed Head of the Institute of Technology & Engineering at Massey University, New Zealand.

• Publication date : 2007/05/04

Out of the ordinary: Fed up with warm beer?

Warm beer at a barbecue got young Kent Hodgson thinking about ways of cooling drinks without lugging around a chilly bin. The 22-year old New Zealand inventor has invented Huski, a device that turns a tepid beverage into a cold drink within...

• Publication date : 2008/05/13

Obituary: Prof. A. H. C. van Paassen

Prof. A. H. C. van Paassen, Emeritus Professor in the section Energy Technology at the Faculty Design, Construction and Production of the Delft University of Technology (The Netherlands), died on June 30, 2009, at the age of 68. He taught courses...

• Publication date : 2009/12/09

A new Master’s for food security

In September 2013, the Polytechnic Institute of LaSalle in Beauvais, France launched a Master degree in the “Management of Food Safety in Cities”, certified by the French Ministry of Higher Education and Research, and partnered with the IIR.

• Publication date : 2014/02/05

News from IIR members: Masterflux from Tecumseh

Tecumseh has unveiled a new line of direct-current (DC) Masterflux compressors in India. The compressor manufacturer has designed the compressors for battery cooling applications for the growing telecommunications market and also for beverage...

• Publication date : 2012/03/05

Member news: Mirai Intex releases new high capacity ultra-low temperature refrigeration system

Mirai Intex, corporate member of the IIR, has released a new ultra-low temperature (ULT) system based on air-cycle technology, offering high cooling capacity.

• Publication date : 2021/03/09
• Subjects: HFCs alternatives, Technology

Member news: Mirai Intex ultra-low temperature refrigeration system at the ACHEMA trade show in Germany

Mirai Intex, corporate member of the IIR, will present its MC 15 C/W/T closed-cycle refrigeration machine at the ACHEMA trade show in August 2022 in Germany.

• Publication date : 2022/08/16
• Subjects: Technology

Member news: Ultra-low temperatures. NIST creates a more efficient pulse-tube refrigerator prototype

American researchers have created a prototype pulse-tube refrigerator that significantly reduces the time and energy required to reach temperatures close to absolute zero: an exciting advance for the quantum...

• Publication date : 2024/06/27

New report ranks the IJR as a highly recognisable publication in the technical industry

Following a recent analysis released by Clarivate Analytics, the Impact Factor for the International Journal of Refrigeration (IJR) is now reported to be 3.177 for the year 2018. These results confirm that the IJR is still highly recognised within...

• Publication date : 2019/07/16

IJR among 10 most influential publications in Thermal Sciences

According to the 2024 Google Scholar Metrics ranking, the International Journal of Refrigeration ranks among the top 10 most cited publications in the thermal sciences...

• Publication date : 2024/10/01
• Subjects: General information

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

Book your spot! Training session on food refrigeration systems

From July 1 to 5 2024, Professor Don Cleland will be leading a training  workshop in London entitled “Cost-Effective Refrigeration”. 

• Publication date : 2024/05/28

Technical visit to the Tokyo fish market

At the ICCC conference last June, attendees had the opportunity to participate in technical visits, including a tour of the Tokyo fish market. Alain Le Bail, President of IIR Commission C2, joined the visit and...

• Publication date : 2024/11/15

Activities of IIR’s Commission B1 on “Thermodynamics and Transfer Processes”

Thermodynamics is essential for all topics covered by the IIR.

• Publication date : 2017/02/23

Briefs: Don Cleland

This year's winner of the UK Institute of Refrigeration’s J&E Hall Gold Medal is Prof. Donald Cleland, Massey University, New Zealand, and Head of the IIR’s Section C. Don has been involved in refrigeration-related research and its application...

• Publication date : 2011/05/20

CEEE Hosts International Conference THERMAG - IX 2021

More than 200 people from around the world attended the THERMAG - IX June 7-11, 2021 hosted by The Center for Environmental Energy Engineering at University of Maryland, College Park (US).

• Publication date : 2021/07/20
• Subjects: Technology

ICCC 2022: Global experts moving forward on Sustainability and the Cold Chain

With over 50 presentations and over 100 delegates from across the globe, the online conference was a welcomed event in the industry agenda.

• Publication date : 2022/10/24
• Subjects: Developing country, Technology

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

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)

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

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

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...

• Last update : 2023/09/15
• Langues : French, English
• Themes : HFCs

Nanorefrigerants

Nanorefrigerants are created by adding nanoparticles in suspension to a base refrigerant. They have a thermal conductivity that is 15% to 104% higher than that of the corresponding...

• Last update : 2022/06/17
• Langues : English, French
• Themes : Nanofluids

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

Cryogenics in the pharmaceutical industry: drug design and bioavailability improvement

Research activities in the pharmaceutical sector focus primarily on developing novel drug formulations which can elicit the desired response upon being administered to the patient...

• Last update : 2023/03/10
• Langues : French, English
• Themes : Freeze-drying in biology and medicine, Cryobiology, cryomedicine: general information