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IIR document

Design and analysis of multi-scale annular fins attached to a pin fin.

• Author(s) : HAJMOHAMMADI M. R.
• Publication date: 2018/04
• Languages : English
• Keywords : Pinning, Fin, Design, Performance, Optimization, Model, Cost
• Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 88
• Formats : PDF

Interrelation between pin length and heat exchanger performance.

• Author(s) : SAHITI N.
• Publication date: 2015/12/05
• Languages : English
• Source: Applied Thermal Engineering - vol. 91

Thermal performance of phase change material (PCM) based pin-finned heat sinks for electronics devices: Effect of pin thickness and PCM volume fraction.

• Author(s) : ARSHAD A., ALI H. M., ALI M., et al.
• Publication date: 2017/02/05
• Languages : English
• Source: Applied Thermal Engineering - vol. 112

IIR document

Direct numerical analysis of pin geometries for magnetocaloric regenerators.

• Author(s) : MUGICA GUERRERO I., PONCET S., BOUCHARD J.
• 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

Electronic transport properties of NBTI in copper matrix superconducting wires.

• Author(s) : NICULESCU A. E., PICIOREA I., RIZOIU A., et al.
• Publication date: 2016/06/22
• Languages : English
• Keywords : Pinning, Electronics, Measurement, Temperature, Electrical resistance, Superconducting wire, Current density
• Source: 1^st IIR International Conference of Cryogenics and Refrigeration Technology (ICCRT 2016). Proceedings: Bucharest, Romania, June 22-25, 2016.
• Formats : PDF

IIR document

An analytical design tool for pin fin sorber bed heat/mass exchanger.

• Author(s) : DARVISH M., BAHREHMAND H., BAHRAMI M.
• Publication date: 2021/11
• Languages : English
• Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 131
• Formats : PDF

Analysis and optimization of fan-shaped pin–fin in a rectangular cooling channel.

• Author(s) : MOON M. A., KIM K. J.
• Publication date: 2014/05
• Languages : English
• Source: International Journal of Heat and Mass Transfer - vol. 72

Analysis of nanofluid effects on thermoelectric cooling by micro-pin-fin heat exchangers.

• Author(s) : MOHAMMADIAN S. K., ZHANG Y.
• Publication date: 2014/09
• Languages : English
• Source: Applied Thermal Engineering - vol. 70 - n. 1

Numerical study and optimizing on micro square pin-fin heat sink for electronic cooling.

• Author(s) : ZHAO J., HUANG S., GONG L., et al.
• Publication date: 2016/01/25
• Languages : English
• Source: Applied Thermal Engineering - vol. 93

IIR document

Investigation of a serpentine micro-pin fin heat and mass exchanger for absorption systems.

• Author(s) : HOYSALL D. C., GARIMELLA S.
• Publication date: 2018/09
• Languages : English
• Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 93
• Formats : PDF

IIR document

Thermal and flow behavior of coolant through 19-pin fuel bundle with special emphasis on eccentricity.

• Author(s) : KUMAR R., MISHRA M., SAHOO P. K., 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

Effect of sidewall slots and pin fins on the performance of latticework cooling channel for turbine blades.

• Author(s) : BU S., YANG L., QIU H., et al.
• Publication date: 2017/05/05
• Languages : English
• Source: Applied Thermal Engineering - vol. 117

Numerical and experimental analysis of cooling performance of single-phase array microchannel heat sinks with different pin-fin configurations.

• Author(s) : YANG D., WANG Y., DING G., et al.
• Publication date: 2017/02/05
• Languages : English
• Source: Applied Thermal Engineering - vol. 112

IIR document

Heat transfer optimization through new form of pin type of finned tube heat exchangers using the exergy and energy analysis.

• Author(s) : ABU-HAMDEH N. H., BANTAN R. A. R., ALIMORADI A.
• Publication date: 2020/09
• Languages : English
• Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 117
• Formats : PDF

Conjugate heat transfer analysis for the effect of the eccentricity of hydrophobic dot arrays on pool boiling.

• Author(s) : LEE J. S.
• Publication date: 2017/01/05
• Languages : English
• Source: Applied Thermal Engineering - vol. 110

ASHRAE Technology Awards: winning project features green design

The ASHRAE Technology Awards recognize outstanding achievements by members who have successfully applied innovative building design in the areas of occupant comfort, indoor air quality (IAQ) and energy conservation. The designs incorporate ASHRAE...

• Publication date : 2005/06/14

An award-winning industrial dairy using an integrated heat pump system

A recent case study examined the energy consumption and system performance of an innovative integrated heat pump system of a dairy located in Norway. This dairy was among the winning projects of the 2019 “Heat...

• Publication date : 2021/03/29
• Subjects: Environment, Technology

Heating and air conditioning no longer the major part of US home energy use

Estimates from RECS, recently published by the US Energy Information Administration, show that 48% of energy consumption in US homes in 2009 was for heating and air conditioning, down from 58% in 1993.

• Publication date : 2013/09/10
• Subjects: Figures, economy

A low charge direct expansion evaporator system configured to use less ammonia

A US-based meat processor operates a cold storage facility that uses just 1 kg approx ammonia per kW.

• Publication date : 2018/05/17

UK supermarkets commit to 80% refrigerant emission cut

At the beginning of 2014, the British Retail Consortium (BRC) set new targets on reducing emissions from refrigerant leakage by 80% - expressed in tones of CO2 equivalent - by 2020, relative to floor space.

• Publication date : 2014/05/19

Heat pump markets growing in China and Japan

While China’s air source heat pump market has been growing rapidly since the beginning of 2017, the usage of heat pumps us promoted in Japan in an attempt to reduce greenhouse gas emissions.

• Publication date : 2018/03/06
• Subjects: Figures, economy

Latest news on LNG and bio-LNG infrastructure projects in the pipeline

At the beginning of 2022, several LNG or bio-LNG projects are underway. 

• Publication date : 2022/01/28
• Subjects: Developing country, Technology

Food invention: frozen tea cubes

Iceland Food has expressed interest in a student prize-winning invention: frozen fruit tea cubes.

• Publication date : 2013/09/12

Two-stage indirect glycol and CO2 commercial system drastically cuts refrigerant use

An award-winning store, that reduces refrigerant use by 98%, and eliminates HFCs, was recently opened in Folsom, CA, USA.

• Publication date : 2012/06/05

Europe: the proposal to review the F-Gas Regulation has been published, and the proposal to ban PFAS has been delayed.

At the beginning of April, the European Commission published  a proposal to update the F-Gas Regulation . In addition, the proposed PFAS ban has been delayed for six months. 

• Publication date : 2022/04/29

Juice mission: discovering the icy moons of Jupiter

ESA's Jupiter Icy Moons Explorer (Juice) lifted off on an Ariane 5 rocket on 14 April 2023. This successful launch marks the beginning of an ambitious journey to discover the secrets...

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

HFC regulation in Europe and the United States

At the beginning of October, a provisional agreement was reached to update the F-Gas regulation in Europe, and the United States announced measures limiting the GWP of refrigerants used in several types of air...

• Publication date : 2023/10/24
• Subjects: Regulation

Briefs: Hot 2009

According to data published by the World Meteorological Organization (WMO) in December 2009, the year 2009 is likely to rank in the top 10 warmest on record since the beginning of instrumental climate records in 1850. The global combined sea...

• Publication date : 2010/03/07

Antarctic glaciers are melting faster

According to several new studies, Antarctic glaciers are thinning and slipping at twice the rate they had in the 1990s. These changes are expected to cause an appreciable rise in sea levels as the glaciers are losing about 250 cubic kilometres to...

• Publication date : 2004/11/19

UN Climate Change Conference in Bali

- The 13th United Nations Conference of the Parties on Climate Change, which was also the 3rd meeting of the Parties to the Kyoto Protocol, took place in Bali, Indonesia, on December 3-14, 2007. More than 10 000 persons attended this event which...

• Publication date : 2008/02/12

World Bank project in Bangladesh

The IIR has just signed an agreement with the World Bank to develop a cold chain, as sustainable as possible of course, in Bangladesh, in partnership with British and Bangladeshi universities. 

• Publication date : 2021/03/29
• Subjects: Developing country

Past events: the IIR Worldwide - Mars 2023

The Director General of the IIR was at the 2nd International Symposium on "Refrigeration, Energy and the Environment” in Tunisia and the beginning of 2023 was marked by the active participation of the...

• Publication date : 2023/03/27

IIR takes part in RACHP European Conference

The 20th European RACHP Conference of Centro Studi Galileo was held in Milan at the beginning of June. The IIR presented the women in cooling brochure and held a booth to promote the projects ENOUGH...

• Publication date : 2023/06/28

UN Climate Change Conference in Bali

- The 13th United Nations Conference of the Parties on Climate Change, which was also the 3rd meeting of the Parties to the Kyoto Protocol, took place in Bali, Indonesia, on December 3-14, 2007. More than 10 000 persons attended this event which...

• Publication date : 2008/02/15

International events: Belgrade

The 39th International Congress and Exhibition on heating, refrigeration and air conditioning in Belgrade, Serbia, an IIR-co-sponsored event, took place on December 3-5, 2008. It celebrated the IIR's centenary and the role of Serbia from the very...

• Publication date : 2009/02/24

Briefs: NVvK

NVvK's journal is celebrating its centenary! In its special centenary issue issue, RCC Koude & Luchtbehandeling, the official journal of NVvK, presents an article on the worldwide links of NVkV, particularly with the IIR. The first...

• Publication date : 2007/05/04

Briefs: Frisbee

The launch meeting of the European Union-funded Frisbee (Food Refrigeration Innovations for Safety, consumers Benefit, Environmental impact and Energy optimization along the cold chain in Europe) project was held on September 8-10, 2010, in the...

• Publication date : 2011/02/07

Editorial by Didier Coulomb

The IIR's mission is to disseminate the outcomes of research on refrigeration technologies and applications. Through its Framework Programmes for Research and Technological Development (FPRD) the European Union regularly funds major research...

• Publication date : 2011/02/04

Editorial by Didier Coulomb

A new year is beginning. Perhaps it will be a difficult year because the economic crisis is far from over. A lot of challenges and maybe opportunities lie ahead, because the refrigeration and air-conditioning sector, which needs to address...

• Publication date : 2011/02/07

International Dictionary of Refrigeration

A new International Dictionary of Refrigeration has just been published! The first volume off the press is the English-French version in the IIR's official languages, English and French, comprising about 4400 terms with their definitions. This...

• Publication date : 2007/11/20

New IIR publication

The CD-ROM proceedings of Ammonia Refrigerating Systems, Renewal and Improvement, an IIR conference held in Ohrid, Macedonia (FYROM), on May 6-8, 2005, comprise 29 papers spanning a wide range of ammonia applications. Key topics: past, present and...

• Publication date : 2005/07/19

Member news: Mexichem Fluor changes name to Koura

The Mexichem branch specialized in the development and manufacturing of fluorinated products changes its name to become Koura.

• Publication date : 2019/09/30

CLIM’ECO in Guadeloupe

Focus on the CLIM’ECO workshop that took place in Guadeloupe in January 2022. 

• Publication date : 2022/01/28

Cryogenics 2023: only a few days left to submit your abstract!

The IIR Cryogenics 2023 conference will be held in Dresden, Germany from 24 to 28 April. The call for abstracts is open until September 30!

• Publication date : 2022/09/08

Have your say! Complete the survey on the IIR website

10 questions, 3 minutes! Whether you are a frequent visitor or new to our website, participate in the survey!

• Publication date : 2023/02/02

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 : English, French
• Themes : Fruit, Vegetables