Search results

IIR document

Vitrification of biological materials by slush nitrogen.

• Author(s) : SILVA A., COPETTI J., SCHROER I., SOUZA W., CHANAN M., CUIECA M., MACAGNAN M., OLIVEIRA J., CARDOSO E., OGLIARI K.
• Publication date: 2023/04/25
• Languages : English
• Keywords : Cryopreservation, Vitrification, Biological material, Liquid nitrogen, Nitrogen, Expérimentation, Simulation
• Source: Cryogenics 2023. Proceedings of the 17^th IIR International Conference, Dresden, Germany, april 25-28 2023
• Formats : PDF

Research on the Mixing Mechanism and Parameter Optimization of Liquid Nitrogen Foam Generator.

• Author(s) : LIU Y., WANG D., XIE M., XU H., REN X.
• Publication date: 2022/11
• Languages : English
• Keywords : Flow, Heat transfer, Foam, Nitrogen, Liquid nitrogen, Modelling, CFD
• Source: Energies - vol. 15 - n. 22
• Formats : PDF

IIR document

Low capacity nitrogen liquefier.

• Author(s) : SAMOKHVALOV Y., KROTOV A., BYCHKOV E., MASLIKOVA S., KRIKUNOVA M.
• Publication date: 2023/08/21
• Languages : English
• Keywords : Liquid nitrogen, Energy efficiency, Liquefaction, Liquefied gas, Optimization, Thermodynamic cycle, Expérimentation, Small scale
• Source: Proceedings of the 26^th IIR International Congress of Refrigeration: Paris , France, August 21-25, 2023.
• Formats : PDF

IIR document

Using liquid nitrogen for conifer plant seed conservation.

• Author(s) : ARAPETIAN E., USATENKO Y., SCHERBINA M.
• Publication date: 2017/05/15
• Languages : English
• Keywords : Tree (plant), Germination, Liquid nitrogen, Seed, Expérimentation, Cryopreservation
• Source: Cryogenics 2017. Proceedings of the 14^th IIR International Conference: Dresden, Germany, Mai 15-19, 2017.
• Formats : PDF

IIR document

Nitrogen refrigerators for the ITER cryogenic system.

• Author(s) : SAULQUIN S., SIMON M., KOUZMENKO G., et al.
• Publication date: 2016/06/22
• Languages : English
• Keywords : Helium, Liquid nitrogen, Tokamak, Design, Refrigerator, Process, Optimization, Cryogenics
• Source: 1^st IIR International Conference of Cryogenics and Refrigeration Technology (ICCRT 2016). Proceedings: Bucharest, Romania, June 22-25, 2016.
• Formats : PDF

IIR document

Numerical simulation of nitrogen condensation flow in a cryogenic nozzle.

• Author(s) : SUN W., LIU G., NIU L., et al.
• Publication date: 2015/08/16
• Languages : English
• Keywords : Nitrogen, Equilibrium, Nozzle, Supercooling, Simulation, Nucleation, Condensation
• Source: Proceedings of the 24th IIR International Congress of Refrigeration: Yokohama, Japan, August 16-22, 2015.
• Formats : PDF

IIR document

Experimental study on liquid nitrogen spray in atmospheric environment.

• Author(s) : XUE R., LIU X., CAO F., et al.
• Publication date: 2015/08/16
• Languages : English
• Keywords : Spray cooling, Spray, Nitrogen, Liquid, Pressure, Droplet, Expérimentation, Distribution
• Source: Proceedings of the 24th IIR International Congress of Refrigeration: Yokohama, Japan, August 16-22, 2015.
• Formats : PDF

IIR document

A pressure swing adsorption-Cryogenerator hybrid system for liquefaction of nitrogen.

• Author(s) : CHOWDHURY D. R., CHAKRABORTY N. R., SARKAR S. C.
• Publication date: 2015/08/16
• Languages : English
• Keywords : Nitrogen, Cryogenerator, Liquefaction, Adsorption, Stirling, Expérimentation, Distillation
• Source: Proceedings of the 24th IIR International Congress of Refrigeration: Yokohama, Japan, August 16-22, 2015.
• Formats : PDF

IIR document

Numerical simulation on nitrogen condensation in high aspect ratio mini-channels.

• Author(s) : SUN D., QIN S., SHEN Q., SU S., LEI S.
• Publication date: 2020/09
• Languages : English
• Keywords : Cryogenics, Nitrogen, Condensation, Fin, Performance, Minichannel, Simulation
• Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 117
• Formats : PDF

Short-time heat impulse intensification of heat transfer in liquid nitrogen.

• Author(s) : BALAKIN B. V., DELOV M. I., KUTSENKO K. V., et al.
• Publication date: 2015/04
• Languages : English
• Keywords : Liquid nitrogen, Heat transfer, Expérimentation, Cryogenics, Boiling
• Source: Cryogenics - vol. 67

IIR document

Development of new non-metallic cryostats for liquid helium and nitrogen.

• Author(s) : KADE A., KARL C., KLUPSCH M., et al.
• Publication date: 2014/04/07
• Languages : English
• Keywords : Cryostat, Liquid nitrogen, Liquid helium, Design, Development
• Source: Cryogenics 2014. Proceedings of the 13^th IIR International Conference: Prague, Czech Republic, April 7-11, 2014.
• Formats : PDF

IIR document

Nitrogen cryogenic system for the future NICA accelerator complex at JINR.

• Author(s) : MITROFANOVA Y., AGAPOV N., EMELIANOV N., et al.
• Publication date: 2014/04/07
• Languages : English
• Keywords : Superconduction, Liquid nitrogen, Liquid helium, Russia, Cryogenics, Accelerator
• Source: Cryogenics 2014. Proceedings of the 13^th IIR International Conference: Prague, Czech Republic, April 7-11, 2014.
• Formats : PDF

Recommended by the IIR / IIR document

Cooling of long superconducting cables with liquid nitrogen.

• Author(s) : HERZOG F., KUTZ T., REISER W.
• Publication date: 2021/10/05
• Languages : English
• Keywords : Superconducting cable, Liquid nitrogen, High temperature, Subcooling, Cryostat, Cooling capacity, Design, Modelling
• Source: Cryogenics 2021 online. Proceedings of the 16^th IIR International Conference, October 5-7, 2021.
• Formats : PDF

Experimental study of cryogenic liquid turbine expander with closed-loop liquefied nitrogen system.

• Author(s) : WANG K., SUN J., SONG P.
• Publication date: 2015/04
• Languages : English
• Keywords : Turbine, Liquid nitrogen, Expander, Testing, Cryogenics
• Source: Cryogenics - vol. 67

Heat transfer research on food frozen by cryogenic liquid nitrogen.

[In Chinese. / En chinois.]

• Author(s) : FANG J., LIU J., LIANG Y., et al.
• Publication date: 2017/12
• Languages : Chinese
• Keywords : Potato, Liquid nitrogen, Heat transfer, Frozen food, Expérimentation, Cryofreezing
• Source: Journal of Refrigeration - vol. 38 - n. 6
• Formats : PDF

Nitrogen for transport refrigeration systems

Today the refrigerated transport sector above all uses a diesel-fuelled refrigeration units. Several refrigeration companies such as Casino, Safeway, Woolworth, Nisa, ASDA are proactively trying to reduce their carbon footprints.

• Publication date : 2013/04/18

Briefs: Nitrogen blasting designed for beer shelf life boost

Vacuum Barrier Corp. has developed Nitrojetter technology, which reduces oxygen levels within carbonated beverages in order to extend shelf life without affecting taste or colour. Nitrojetter uses liquid nitrogen steam that is fired into the...

• Publication date : 2009/02/25

A design for a liquid-nitrogen-powered vehicle engine could provide an alternative to batteries and fuel cells

The engine developed by Dearman Engine Company (DEC), which is driven by the pressure created as liquid nitrogen (LN2) returns to its gas form could provide a way of powering a vehicle without producing CO2 tailpipe emissions but with a longer...

• Publication date : 2012/03/26

Liquid nitrogen for French cuisine

The system uses the natural pressure of nitrogen during evaporation according to a vertical discharge principle.

• Publication date : 2015/03/12

Liquid nitrogen spray to clean spacesuits

Researchers from Washington State University developed a liquid nitrogen spray to remove moon dust from a space suit, potentially solving what is a significant challenge for future...

• Publication date : 2023/03/27
• Subjects: Technology

Cryogenics 2021 highlights: applications of liquid nitrogen

Cryopreservation of biological materials to favour biodiversity and cooling of superconducting cables to allow transmission of electrical energy with zero resistance are key applications of liquid...

• Publication date : 2022/01/28

Sainsbury’s testing truck cooled by liquid nitrogen engine.

UK supermarket chain Sainsbury’s is currently testing a refrigerated delivery truck cooled by a liquid nitrogen powered engine.

• Publication date : 2017/02/13

Testing a prototype outdoor air conditioner using liquid nitrogen

In September 2022, a start-up is testing a prototype outdoor air conditioning system using liquid nitrogen in a few restaurants.

• Publication date : 2022/09/19
• Subjects: Technology

“Soft chill” technology improves temperature control for food processors

A new way of using liquid nitrogen to control the temperature of foods while they are being processed will improve quality, even when used with the most heat-sensitive or reactive foods, according to Air Products.

• Publication date : 2014/02/17

Extracting cannabinoids using cryogenics

Several companies specialising in liquefied gases are developing systems operating with liquid nitrogen for cannabidiol (CBD) producers. 

• Publication date : 2022/05/27

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. 

• Publication date : 2021/04/28
• Subjects: Technology

Cryogenic tyre grinding

Liquid nitrogen or other cryogenic fluids can be used in order to process used tyres, as temperatures under -80°C render the rubber brittle and easy to shatter.

• Publication date : 2012/03/22

New developments in cryogenic storage

An innovating solution for cryogenic storage of products has been patented and marketed. This system makes it possible to store products at -190°C in a totally dry environment without using liquid nitrogen in the storage space. The risks inherent...

• Publication date : 2005/02/14

Briefs: Africa's first bio-bank

South Africa's first bio-bank, a cold storage facility where samples from HIV clinical trials and other diseases can be stored for years to support future medical research, was launched recently. The state-of-the-art facility in Johannesburg is...

• Publication date : 2010/03/07

Cryogenic applications: Major cryogenic storage project

Thames Cryogenics is setting up one of the most ambitious cryogenic storage projects in Europe. The UK Biobank, based in Stockport, Oxfordshire, aims to recruit around 500 000 people across the UK between the ages of 40 to 69 and to track their...

• Publication date : 2008/08/12

New in our Encyclopedia. Cryogenic nitrogen in the food and beverage industry 

This summary document presents the applications of cryogenic nitrogen in the food and beverage industry .

• Publication date : 2023/06/27
• Subjects: Technology

IIR member news: Linde

BOC, subsidiary company of the Linde Group, launches its innovative technology in refrigerated transport.

• Publication date : 2015/06/17

News from IIR members: Air Liquide

The world's longest and most powerful superconductor power transmission cable has been connected to the commercial power grid in Holbrook, New York, United States, by the Long Island Power Authority (LIPA) and American Superconductor. The 600-m...

• Publication date : 2008/08/12

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

IIR member news: Engie

Engie (formerly GDF SUEZ) LNG Solutions has opened the first Liquefied Natural Gas filling station for trucks at Leeuwarden in the north of the Netherlands.

• Publication date : 2015/06/18

IIR member news: Linde

Linde uses cryogenic freezing to improve cuts.

• Publication date : 2014/10/21

New in our Encyclopedia: cryogenics in the pharmaceutical industry

This summary document presents the potential applications of liquid cryogens in the pharmaceutical sector. 

• Publication date : 2022/12/15
• Subjects: Technology

IIR Working Group on whole-body cryotherapy or cryostimulation

A presentation of this IIR Working Group took place during the French Association of Refrigeration (AFF) Orientation Committee in January.

• Publication date : 2018/03/22

News from IIR members: Air Liquide: fast expansion in Turkey

Turkey has a dynamic economy with a growth rate of 9% in 2010. Its industries are developing and diversifying, and the petrochemical sector is expanding.Air Liquide recently signed a long-term contract with the Turkish petrochemical Group...

• Publication date : 2012/02/28

IIR member news: Linde

Linde claims cryogenic freezing allows cookie manufacturers to produce a more consistent product.

• Publication date : 2015/12/08

Activities of the IIR’s Commission A2 on Liquefaction and Separation of Gases

The problems related to thermodynamic optimization and new technologies in liquefaction and separation of gases are actual and critical for many branches of modern industry, power generation and medicine.

• Publication date : 2014/03/07

Cryogenics and Low-Temperature Physics: New Horizons and Challenges

This Focus written by Ralf Herzog*, President of the IIR’s Cryophysics, Cryoengineering commission (Commission A1) for the Newsletter of the IIR is the third in a series of presentations of the activities and hot research topics handled by the...

• Publication date : 2012/09/21

The Cold Chain: A logistical challenge at the heart of the distribution of the COVID-19 vaccine 

Gérald Cavalier - President of the Science and Technology Council of the International Institute of Refrigeration, President of the French Association of Refrigeration, President of the Cemafroid...

• Publication date : 2020/11/23
• Subjects: General information, Technology

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

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