Search results

Simulation of transient heat transfer during cooling and heating of whole sweet potato (Ipomoea batatas (L.) Lam.) roots under forced-air conditions.

• Author(s) : KORESE J. K., FRANZ R., STURM B., et al.
• Publication date: 2017/01/25
• Languages : English
• Source: Applied Thermal Engineering - vol. 111

Effect of Freezing Wheat Dough Enriched with Calcium Salts with/without Inulin on Bread Quality.

• Author(s) : CARBONI A. D., GÓMEZ-ZAVAGLIA A., PUPPO M. C., SALINAS M. V.
• Publication date: 2022/07
• Languages : English
• Source: Foods - vol. 11 - n. 13
• Formats : PDF

Patch-based thermodynamic property models for the subcritical region.

• Author(s) : LAUGHMAN C., QIAO H.
• Publication date: 2021/05
• Languages : English
• Source: 2021 Purdue Conferences. 18^th International Refrigeration and Air-Conditioning Conference at Purdue.
• Formats : PDF

IIR document

Effects of CO₂ snow addition during kneading on thermoregulation, dough rheological properties, and bread characteristics: A focus on ancient and modern wheat cultivars.

• Author(s) : CAPPELLI A., CANESSA J., CINI E.
• Publication date: 2020/09
• Languages : English
• Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 117
• Formats : PDF

IIR document

Modeling investigation on the viscosity of pure refrigerants and their liquid mixtures by using the Patel–Teja viscosity equation of state.

• Author(s) : KHOSHARAY S., PIERANTOZZI M., DI NICOLA G.
• Publication date: 2018/01
• Languages : English
• Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 85
• Formats : PDF

IIR document

Investigation on the feasibility of using wood pulp fiber paper as substrate of rotary desiccant wheel for dehumidification.

• Author(s) : WU X., GE T., DAI Y., 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

Modelling methodology of temperature and energy consumption in food plant: Application to puff pastry.

• Author(s) : DURET S., HAMON E., HOANG H. M., STAHL V., DERENS-BERTHEAU E., DELAHAYE A., LAGUERRE O.
• Publication date: 2020/07
• Languages : English
• Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 115
• Formats : PDF

IIR document

Thermodynamic properties of cis-1-chloro-2,3,3,3-tetrafluoro-1-propene [R-1224yd(Z)]: Experimental measurements of the density and speed of sound and modeling with the Patel–Teja equation of state.

• Author(s) : LAGO S., GIULIANO ALBO P. A., AKASAKA R., ROMEO R.
• Publication date: 2023/11
• Languages : English
• Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 155
• Formats : PDF

Katowice package : Path to the agreement.

• Author(s) : BOLESTA K., TOMASZEWSKI R., SIPINSKI D., et al.
• Publication date: 2018/11
• Languages : English

IIR document

Numerical investigation on spray cooling of skid-mounted CNG air cooler under the influence of crosswind.

• Author(s) : LIU L., ZHANG W., LI J., XIE J., LIU X.
• Publication date: 2024/11
• Languages : English
• Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 167
• Formats : PDF

IIR document

Influence of trehalose and alginate oligosaccharides on ice crystal growth and recrystallization in whiteleg shrimp (Litopenaeus vannamei) during frozen storage with temperature fluctuations.

• Author(s) : ZHANG B., ZHAO J. L., CHEN S. J., et al.
• Publication date: 2019/03
• Languages : English
• Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 99
• Formats : PDF

Design and validation of an adjustable dynamic vibration absorber for piping vibration suppression in skid mounted compressor unit.

• Author(s) : LIU C., NI J., WEN J., et al.
• Publication date: 2018/07/09
• Languages : English
• Source: 2018 Purdue Conferences. 24^th International Compressor Engineering Conference at Purdue.
• Formats : PDF

Analysis on energy consumption of drying process for dried Chinese noodles.

• Author(s) : WANG Z., ZHANG Y., ZHANG B., et al.
• Publication date: 2017/01/05
• Languages : English
• Source: Applied Thermal Engineering - vol. 110

Observation and measurement of ice morphology in foods: a review.

• Author(s) : PÉREZ-BERMÚDEZ I., CASTILLO-SUERO A., CORTÉS-INOSTROZA A., JELDREZ C., DANTAS A., HERNÁNDEZ E., ORELLANA-PALMA P., PETZOLD G.
• Publication date: 2023/11
• Languages : English
• Source: Foods - vol. 12 - n. 21
• Formats : PDF

IIR document

Development of multi-criteria analysis approach considering food quality and energy consumption: application to production process of puff pastry.

• Author(s) : DURET S., HOANG H. M., DERENS-BERTHEAU E., 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

Installation of a refrigerant separator in Bristol (UK)

After one year of planning, the refrigerant supplier A-Gas has completed the installation of a new refrigerant separator in Bristol.

• Publication date : 2017/09/28

Positive impact of recent MEPS on the air conditioner market in China

In June 2023, CLASP published a report highlighting how a recent, more stringent MEPS precipitated the rise of more efficient air conditioners in just two years.

• Publication date : 2023/07/24
• Subjects: Figures, economy, Regulation

8 countries may exceed US in air-conditioning use

If the rest of the world adopts the same AC usage patterns found in the US, 8 developing countries have the potential to surpass the American yardstick of high air-conditioning use.

• Publication date : 2014/04/01

Briefs: Energy-efficient district cooling in Paris

The chilled-water urban cooling network in Paris, run by Climespace is made up of 6 plants and chilled water storage systems, with a 250 MW total refrigerating capacity and distribution temperatures from 0.5°C-4°C. Two different technical...

• Publication date : 2011/02/07

Chill factorE

Chill factorE, the UK's longest and the world's widest indoor ski slope (180 m long and 100 m wide), also featuring a separate luge slope, has opened in Manchester. In the GBP 31 million facility, snow is produced at night: the air is lowered to...

• Publication date : 2008/01/23

Out of the ordinary: Electrolux Bio Robot Refrigerator on biopolymer gel

Electrolux has finally unveiled its avant-garde Bio Robot Refrigerator concept within the context of its 2010 Electrolux Design Lab final. Designed by Yuriy Dmitriev, the refrigerator works on the principle of biopolymer, so there is no air that...

• Publication date : 2011/02/11

Differentiated chilling for meat

A new intelligent-pad-chilling method for meat carcasses developed by DMRI Consult for the Danish Meat Research Institute, is claimed to be able to reduce meat weight loss by 90% and reduce energy costs by approximately 50%. Each carcass is...

• Publication date : 2008/02/12

Briefs: MAC news

Following a request of the European Automobile Manufacturer's Association for a 2-year delay, European Industry Commissioner G. Verheugen has confirmed that from January 1, 2011, no new EU type approvals for passenger cars and light-commercial...

• Publication date : 2009/12/09

News from Korea

The Korean refrigeration and air-conditioning industry is the 4th largest in the world after the United States, China and Japan with USD 14.5 billion annual production in 2006, a figure equivalent to 10.7% of global production. The refrigeration...

• Publication date : 2007/11/20

Mine cooling

Cooling the world's deepest single-shaft mine: cooling Anglogold Mponeng gold mine in Gauteng, South Africa, is a challenge - the mine is 3.68 km deep and without cooling, temperatures can reach 60°C at the mine face. Six 3.5 MW Eco-Vim...

• Publication date : 2006/01/28

Supermarket news

Tesco ( Thailand ) has almost completed a 5-year £18-million programme to replace all CFCs and HCFCs used in its stores and is replacing refrigerating equipment with highly energy-efficient systems. Energy consumption has dropped 30%, this being...

• Publication date : 2005/06/14

Briefs: A CO2 secondary refrigerant system to test icebreakers

Travelling through the North Pole's ice-capped seas could reduce sea transport distances between Hamburg and Osaka, Japan, or Shanghai, China, for instance, by more than 4000 nautical miles, thus allowing for great time and financial savings. The...

• Publication date : 2009/02/25

Report on "Cryogen-Expo" 2004, Moscow

The 3rd International Specialized Trade Fair "Cryogen-Expo", was held in Moscow on November 16-19, 2004. The main purpose of this successful event was to demonstrate and promote the achievements of cryogenic engineering and applied technologies in...

• Publication date : 2004/12/22

Briefs: Sustainable fishery in Namibia

Since November 2009, Hangana Seafood has a new pre-sorting facility in Walvis Bay harbour, Namibia, which uses ammonia as a refrigerant. The 2800 m² sorting facility has a 0°C chill room for holding unsorted fish, two 16°C temperature-controlled...

• Publication date : 2011/02/04

R&D

The US Department of Energy's National Renewable Energy Laboratory (NREL) has developed a new air-conditioning system combining membranes, evaporative coolers and desiccants into a single device with the objective to suit to all climates,...

• Publication date : 2011/02/07

Conference report: An important event in Saint Petersburg

The IIR-co-sponsored International Conference on the "Conservation of Genetic Resources", was held in Saint Petersburg at the prestigious Institute of Cytology (Russian Academy of Sciences), on October 19-22, 2004. There were 120 participants from...

• Publication date : 2005/02/11

IIR Working Party on “Energy Labelling in the Cold Chain”

The Terms of Reference of the new IIR Working Party (WP) "Energy labelling in the cold chain" have been approved. The main objective of this WP - chaired by Prof. Giovanni Cortella, Italy, and involving Commissions D1 and D2 - is to investigate...

• Publication date : 2008/05/16

Conferences: Prague

CryoPrague brought together Cryogenics (one of a series of IIR conferences), ICEC 21 (International Cryogenic Engineering Conference 21) and the International Cryogenic Material Conference (ICMC 2006) for the first time in July 2006. CryoPrague...

• Publication date : 2006/11/14

IIR Research Priorities

The IIR decided, within the framework of its Strategic Plan, to draw up a list of research priorities for the future. It hopes that these priorities will be a valuable guiding force for decision-makers in the public and private research sectors,...

• Publication date : 2005/07/19

PCM Conference

A look back at the PCM conference held in Paris, France, from May 29 to 31, 2024. 

• Publication date : 2024/06/27

First meeting of the IIR Working Group on Dehumidification in Air Conditioning

The IIR Commission E1 Working Group (WG) on “Dehumidification in Air Conditioning”, chaired by Baolong Wang and Xu Zhang, held its first meeting during the IIR-co-sponsored Purdue conferences on July 9, 2018.

• Publication date : 2018/09/20

News from IIR members: Star Refrigeration

Star Refrigeration has installed a highly efficient Azanechiller at a Scottish meat processing facility. The central pumped glycol system has a total cooling capacity of 365kW and includes pumps with variable speed drives, six ceiling...

• Publication date : 2011/08/04

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: Technology, HFCs alternatives

New IIR Informatory Note: Advancements in Supermarket Refrigeration

Download your copy of the latest IIR Informatory Note on “Advancements in Supermarket Refrigeration”

• Publication date : 2018/04/04

IIR member news: Daikin launches new VRV solution

Daikin has launched a new VRV solution to meet the specific demands of city and urban locations where space is limited and customers want an invisible air conditioning solution.

• Publication date : 2015/09/20

The “Carbon reduction opportunities for the food chain” workshop at ICCC 2022

The workshop was focused on the solutions brought by the EU project ENOUGH to reduce emissions from the food sector as set by the EU farm to fork strategy. A panel discussion was also held during the event...

• Publication date : 2022/04/29

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

WGC PARIS 2015: “Growing together towards a friendly planet”

The 26th World Gas Conference (WGC), held in Paris last week, offered attendees an ideal opportunity for networking, learning and sharing information on the latest developments

• Publication date : 2015/06/09

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

Global HFC emissions from the refrigeration sector

This table shows HFC emissions from the refrigeration sector – including air conditioning – in million tonnes of CO2 equivalent for about 40 countries that are signatories...

• Last update : 2022/01/20
• Langues : English
• Themes : General information on environment (climate change, ozone depletion…)

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

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