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Vane slot deformation research of rotary compressor in accumulator welding process.

• Author(s) : ZHENG L., CAO H., ZHU B., et al.
• Publication date: 2018/07/09
• Languages : English
• Keywords : Welding, Temperature difference, Deformation, CFD, Heat transfer, Thermocouple, Testing, Rotary compressor
• Source: 2018 Purdue Conferences. 24^th International Compressor Engineering Conference at Purdue.
• Formats : PDF

IIR document

Pillow plate heat exchanger weld shape optimization using approximation and parallel parameterized CFD and non-uniform rational B-splines.

• Author(s) : ELDEEB R., AUTE V., RADERMACHER R.
• Publication date: 2020/02
• Languages : English
• Keywords : Welding, Heat transfer coefficient, Simulation, Modelling, Heat exchanger, Plate exchanger, Pressure drop
• Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 110
• Formats : PDF

Weld shape optimization for pillow plate heat exchangers.

• Author(s) : ELDEEB R., LING J., AUTE V., et al.
• Publication date: 2018/07/09
• Languages : English
• Source: 2018 Purdue Conferences. 17^th International Refrigeration and Air-Conditioning Conference at Purdue.
• Formats : PDF

Development of diffusion welded compact heat exchanger technology.

• Author(s) : MORTEAN M. V. V., CISTERNA L. R. H., PAIVA K. V., et al.
• Publication date: 2016/01/25
• Languages : English
• Source: Applied Thermal Engineering - vol. 93

IIR document

Ultratight cryovials – steps to improve sample integrity.

• Author(s) : MIKSCHE R., KRETSCHMER R., KRESS F., KADE A.
• Publication date: 2023/04/25
• Languages : English
• Keywords : Cryogenics, Tube, Welding, Polypropylene, Cryobank, Testing, Tightness
• Source: Proceedings of the 17^th IIR International Conference on Cryogenics, Dresden, Germany, april 25-28 2023
• Formats : PDF

Brazing to make an R-410A system leak-free.

• Author(s) : HENSON R.
• Publication date: 2014/01
• Languages : English
• Keywords : Welding, Refrigerating system, R410A, Lubricant, Recommendation, Humidity, Leakage
• Source: Air Conditioning and Refrigeration Journal - vol. 2 - n. 1
• Formats : PDF

IIR document

Newly designed Tissue/cell storage bag for cryopreserved homograft by application of CO2 laser welding technique.

• Author(s) : MOTOMURA N., SAITO A., KUROSAKI Y., et al.
• Publication date: 2016/09/08
• Languages : English
• Source: 2^nd IIR Workshop on cold applications in life sciences.
• Formats : PDF

Design of accelerated fatigue tests for flame free refrigeration fittings.

• Author(s) : WILSON M., BOWERS C.
• Publication date: 2014/07/14
• Languages : English
• Keywords : Welding, Thermal shock, R410A, R134a, Mechanical property, Vibration, R404A, Fatigue, Freezing-thawing, Refrigerant
• Source: 2014 Purdue Conferences. 15th International Refrigeration and Air-Conditioning Conference at Purdue.
• Formats : PDF

Performance analysis of small refrigerating regenerators.

[In Chinese. / En chinois.]

• Author(s) : SHENG W., LIU G., LI F., et al.
• Publication date: 2015/10
• Languages : Chinese
• Source: Journal of Refrigeration - vol. 36 - n. 165
• Formats : PDF

Heat transfer enhancement using approximation assisted optimization for pillow plate heat exchangers.

• Author(s) : ELDEEB R., LING J., AUTE V., et al.
• Publication date: 2018/07/09
• Languages : English
• Source: 2018 Purdue Conferences. 17^th International Refrigeration and Air-Conditioning Conference at Purdue.
• Formats : PDF

The advantages and suitability of mechanical piping systems for refurbishment and maintenance of existing and historic buildings.

• Author(s) : SANTORO S.
• Publication date: 2014/02
• Languages : English
• Source: 49^th AiCARR International Conference. Historical and existing buildings: designing the retrofit. An overview from energy performances to indoor air quality.
• Formats : PDF

Investigation of thermal-hydraulic characteristics of pillow plate heat exchangers using CFD.

• Author(s) : ELDEEB R., AUTE V., RADERMACHER R.
• Publication date: 2016/07/11
• Languages : English
• Source: 2016 Purdue Conferences. 16th International Refrigeration and Air-Conditioning Conference at Purdue.
• Formats : PDF

Controls automation benefits in addressing efficiency and safety in marine segment.

• Author(s) : VENKATESWARAN M.
• Publication date: 2017/04/06
• Languages : English
• Source: Sustainable management of refrigeration technologies in marine and off-shore fisheries sectors.
• Formats : PDF

Optimization of low frequency noise of compressor based on modal sensitivity analysis.

• Author(s) : XIE L., WANG Y., TIAN L., et al.
• Publication date: 2017/07/20
• Languages : English
• Source: 8th international conference on compressors and refrigeration, 2017.
• Formats : PDF

Determination of the geometric design parameters of pillow-plate heat exchangers.

• Author(s) : PIPER M., OLENBERG A., TRAN J. M., et al.
• Publication date: 2015/12/05
• Languages : English
• Source: Applied Thermal Engineering - vol. 91

Current status and future trends of natural refrigerants in North and South America

Two papers presented at the IIR Gustav Lorentzen Conference perfectly illustrate the interest in natural refrigerants and the obstacles they face in the Americas. 

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

Out of the ordinary: Cool stays

Looking for a refreshingly cool place to stay? Ice hotels in Swedish Lapland and Quebec , Canada make a refreshing change. The Ice Hotel inJukkasjärvi, Sweden, is built (and rebuilt each year) from 10 000 tons of ice and 30 000 tons of snow; it...

• Publication date : 2005/02/11

Briefs: ozone hole

The Earth's ozone hole is slowly mending: this is considered a big victory for environmental policy makers. But in a new report, scientists say there is a downside: its repair may contribute to global warming. As it happens, the hole led to the...

• Publication date : 2010/05/27

IIR Member news: CIAT is 70!

CIAT (Compagnie Industrielle d'Applications Thermiques), a corporate member of the IIR, has just celebrated its 70th birthday. Famous for having ventilated the Cheops Pyramid, CIAT manufactures a broad range of air-conditioning and air-handling...

• Publication date : 2004/07/27

New nature-mimicking freeze-casting technique

US DOE L. Berkeley Lab researchers have developed a nature-mimicking bidirectional freeze-casting technique that enables them to design and create strong, tough, porous and lightweight materials with applications in the medical sector

• Publication date : 2016/08/23
• Subjects: Technology

World’s first temperature controlled city to be built in Dubai

United Arab Emirates’ vice president and prime minister, Sheikh Mohammed bin Rashid has announced the world’s first temperature controlled city to be constructed in Dubai.

• Publication date : 2014/09/26

Experimentation of a film rejecting 70% of solar heat

A team of researchers explored the ability of a phase-change material film set on windows to reject incoming solar heat.

• Publication date : 2018/12/27
• Subjects: Environment

The challenges of thermal management of next-generation electronic equipment

With the increasing integration and miniaturization of electronic devices, the heat flows they generate are constantly increasing. Spray cooling has many advantages in this regard. 

• Publication date : 2023/03/27

International events: Wellington

A 1-day celebration of the IIR's centenary took place in Wellington, New Zealand, on October 14, 2008. Papers on the past, present and future of refrigeration technology and industry were presented. Don Cleland, Head of Section C of the IIR's...

• Publication date : 2009/02/24

Discover the new IIR Science and Technology Council

With 8 newly elected presidents and vice-presidents, 3 reassignments and 5 reappointments, this new Science and Technology Council (STC), mandated from 2015 to 2019, is set to bring forth fresh ideas and novel change.

• Publication date : 2016/02/10

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)

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