Search results

IIR document

Evaluation method of operation performance of HVAC system based on concordance ratio analysis.

Méthode d'évaluation de la performance de fonctionnement d'un système de CVC basée sur une analyse de concordance de ratios.

• Author(s) : WANG Y., JIN X., FANG X., et al.
• Publication date: 2015/08/16
• Languages : English
• Source: Proceedings of the 24th IIR International Congress of Refrigeration: Yokohama, Japan, August 16-22, 2015.
• Formats : PDF

Mathematical aspects of fruit and vegetable storehouse refrigerating unit thermoeconomic analysis.

[In Ukrainian. / En ukrainien.]

• Author(s) : ZHIKHAREVA N. V.
• Publication date: 2014
• Languages : Ukrainian
• Source: Holodil'na Tehnika i Tehnologiâ - vol.50 - n.2

Operation and maintenance of evaporative coolers.

• Author(s) : BROWN W. K.
• Publication date: 2016/05
• Languages : English
• Source: Air Conditioning and Refrigeration Journal, SIM - vol. 4 - n. 2
• Formats : PDF

Amonia forced circulation air cooler manual. Part 1 of 3.

• Author(s) : PARANJPEY R.
• Publication date: 2015/11
• Languages : English
• Source: Air Conditioning and Refrigeration Journal, Cold Chain - vol. 6 - n. 3
• Formats : PDF

Updated performance and operating characteristics of a novel rotating spool compressor.

• Author(s) : OROSZ J., BRADSHAW C. R., KEMP G., et al.
• Publication date: 2016/07/11
• Languages : English
• Source: 2016 Purdue Conferences. 23^rd International Compressor Engineering Conference at Purdue.
• Formats : PDF

Adsorption chillers: hot water driven solid state cooling machines.

• Author(s) : LIVINGSTON W.
• Publication date: 2016/07
• Languages : English
• Source: Air Conditioning and Refrigeration Journal - vol. 19 - n. 4
• Formats : PDF

Problemi di ritorno dell'olio nei compressori funzionanti in parallelo. 191e lezione di base.

Problem with the oil return in parallel compressors. 191st basic lesson.

• Author(s) : FANTONI P.
• Publication date: 2016/03
• Languages : Italian
• Source: Industria & Formazione - vol. 40 - n.397
• Formats : PDF

IIR document

Design and operational experience of the superconducting third-harmonic cavity at SLS and ELETTRA.

• Author(s) : ANGHEL A., GEISELHART C., PORTMANN W., et al.
• Publication date: 2014/04/07
• Languages : English
• Source: Cryogenics 2014. Proceedings of the 13^th IIR International Conference: Prague, Czech Republic, April 7-11, 2014.
• Formats : PDF

IIR document

On the operating temperature of superconducting magnets cooled by superfluid helium.

• Author(s) : LEBRUN P., TAVIAN L., WEELDEREN R. van
• Publication date: 2014/04/07
• Languages : English
• Source: Cryogenics 2014. Proceedings of the 13^th IIR International Conference: Prague, Czech Republic, April 7-11, 2014.
• Formats : PDF

IIR document

An improved approach to model compressors, condenser/gas cooler and their control system in refrigeration systems with R404A and R744 based on physical principles.

• Author(s) : SACASAS D., VEGA J., CUEVAS C., BORRAJO R.
• Publication date: 2023/09
• Languages :
• Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 153
• Formats : PDF

IIR document

Experimental evaluation of a cascade refrigeration system operating with R744/R134a.

• Author(s) : SOUZA L., ANTUNES A., MENDOZA O., et al.
• Publication date: 2015/08/16
• Languages : English
• Source: Proceedings of the 24th IIR International Congress of Refrigeration: Yokohama, Japan, August 16-22, 2015.
• Formats : PDF

Investigations of Chinese cabbage cold storage chamber operation.

• Author(s) : KOLODZIEJCZYK M., BUTRYMOWICZ D., GAGAN J., et al.
• Publication date: 2016/07/11
• Languages : English
• Source: 2016 Purdue Conferences. 16th International Refrigeration and Air-Conditioning Conference at Purdue.
• Formats : PDF

IIR document

The ICARUS T600 liquid argon detector operation in the underground Gran Sasso Laboratory.

• Author(s) : VIGNOLI C.
• Publication date: 2014/04/07
• Languages : English
• Source: Cryogenics 2014. Proceedings of the 13^th IIR International Conference: Prague, Czech Republic, April 7-11, 2014.
• Formats : PDF

IIR document

An analytical method for ensuring the optimal circulating composition of the multicomponent refrigerant mixture in a steady-state operation mode of the Joule-Thomson refrigerator operating with mixtures.

• Author(s) : BYCHKOV E. G.
• Publication date: 2021/10
• Languages : English
• Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 130
• Formats : PDF

Development of operating envelope limits for equipment tested in a wind tunnel.

• Author(s) : SARFRAZ O., BACH C. K.
• Publication date: 2016/07/11
• Languages : English
• Source: 2016 Purdue Conferences. 16th International Refrigeration and Air-Conditioning Conference at Purdue.
• Formats : PDF

Evaluating lubricants for lower GWP refrigerant compressor operation.

Summary of an interesting paper from the recent Purdue conference.

• Publication date : 2017/03/06

Energy savings in a milk plant through permanent magnet speed motors (en français)

A Belgian milk plant reduces by 18 to 21% the necessary energy for cooling through permanent magnet speed motors. (en français)

• Publication date : 2016/09/09

Improving cooling towers' efficiency

An article published in Water Technology provides information on cooling towers and their operation.

• Publication date : 2018/01/19

Improving the energy performance of cold stores

During ICCC2013, J. Evans presented results of surveys and audits which aimed at collecting data on the energy use in various types of cold stores.

• Publication date : 2013/09/27

Welcome to the automated warehouse of the future

When fully up and running, Ocado’s warehouse in Andover, UK, will process 3.5 million items or around 65,000 orders every week thanks to a thousand robots.

• Publication date : 2018/11/22

Dalian builds China’s first CO2/NH3 cascade cold storage logistics base

China is building the largest cold storage logistics base for aquatic products in Dalian, Northeast China. The 200 000-tonne, RMB 1 billion (roughly 128 million €) cold store is said to be the first large-scale cold storage logistics base adopting...

• Publication date : 2012/12/19

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

Australia: cutting edge compressor technology drives results

The installation of computer-controlled variable speed drives on refrigerating plant compressors at a warehouse in Sydney, Australia, has enabled Swire Cold Storage to reduce its energy consumption by over 15% during the cooler months.

• Publication date : 2012/10/26

Solar energy and solar cooling in India

The International Solar Alliance summit held in New Delhi on March 11, 2018 provided an opportunity to highlight a few figures on solar energy in India.

• Publication date : 2018/04/19
• Subjects: Developing country

Example of automation in a frozen French fry warehouse in the USA

In Washington state, one of the biggest frozen storage warehouses in the world is also one of the most automated.

• Publication date : 2018/03/22

Cold stores safety and energy consumption

During the IIR International Congress of Refrigeration, held in Yokohama in August 2015, two valuable papers focused on cold store energy consumption and safety issues.

• Publication date : 2016/03/11

Find out how efficient your cold store is!

Find out how efficient your cold store is!Perhaps you know how much energy your cold store uses each year, but have you ever wondered how your cold store ranks against other similar cold stores? Maybe you are throwing away money and wasting...

• Publication date : 2011/12/08

New Zealand: lessons learnt from cold store explosion

A recent coronial inquest into the explosion in April 2008 of a cold store in Tamahere, New Zealand, following a hydrocarbon refrigerant leak, has revealed a number of deficiencies.

• Publication date : 2011/12/30
• Subjects: Regulation

ICCC2020 highlights: Benefits of IoT technologies for cold chain management

Internet of Things and cloud services are promising solutions for smart management and maintenance of the multiple cold rooms of supermarket chains.

• Publication date : 2020/10/22

Solar ejector refrigeration systems: benefits and latest developments

Two IJR articles present the latest advancements in this technology and in particular the advantages of variable geometry ejectors and low-GWP refrigerants in terms of performance.

• Publication date : 2020/06/26
• Subjects: Developing country

STEF-TFE opens largest cold store in Madrid

New site cuts energy consumption by 15% with innovative energy storage system during off-peak hours

• Publication date : 2011/12/08

The 27th IIR Informatory Note on evaporative cooling.

This 27th IIR Informatory Note provides a state of the art of the simple and practical technology that is Evaporative Cooling.

• Publication date : 2015/02/04

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

The essential role of refrigeration in the combat against COVID-19

Statement of the International Institute of Refrigeration calling governments to consider refrigeration-related services as “essential services” in the context of the current health crisis due to COVID-19.

• Publication date : 2020/04/14
• Subjects: Regulation, Developing country, General information, Technology, Figures, economy, Environment

Cooling data centres: A major economic challenge

Larger data centres can use a staggering amount of energy just to ensure the day-to-day running of electronic equipment. As a result, these data centres can produce a great deal of heat, which require large-scale cooling systems in order to...

• Publication date : 2017/03/29

Heat pumps, the central theme of the recent IIR Congress

An overview of the research carried out in the field of heat pumps, with the aim of achieving greater flexibility and increased energy efficiency, in particular through to the use of thermal energy...

• Publication date : 2023/10/24

New IIR Informatory Note (IN) on chillers and Russian version of the IN on nutrition

The IIR has just published a new Informatory Note on chillers as well as the Russian version of the IN on the Role of Refrigeration in Worldwide Nutrition already published in four other...

• Publication date : 2021/03/29

Member news: Daikin introduces EWYS-4Z: High-Efficiency Cooling and Heating Solution for Industrial and Commercial Needs

The polyvalent EWYS-4Z cooling and heating unit, which runs on R513A, is designed for superior energy efficiency and reduced noise for industrial and commercial applications. 

• Publication date : 2024/08/01

IIR Informatory Note highlights global air conditioning's CO2 emissions and energy impact

The IIR has modelled current and future CO2 emissions attributable to air conditioning in different regions of the world.

• Publication date : 2024/08/01
• Subjects: Figures, economy, Environment

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

New IIR Informatory Note on thermal energy storage systems

IIR’s latest Informatory Note demonstrates that a well-designed TES system can reduce energy consumption through more efficient equipment operation and lower investment costs, thus reducing the equipment...

• Publication date : 2022/01/28

New IIR Informatory Note on The Role of Refrigeration in the Global Economy

Discover the 29th Informatory Note on Refrigeration Technologies

• Publication date : 2015/12/02
• Subjects: General information

New IIR Informatory Note on The Role of Refrigeration in the Global Economy

In its latest Informatory Note, the IIR highlights the major and growing role of the refrigeration industry in the global economy, particularly in the areas of food, health, energy and the environment. It calls on policy makers to consider this...

• Publication date : 2019/08/29
• Subjects: Figures, economy

Two new IIR Informatory Notes on Energy Recovery!

The IIR has just published two new Informatory Notes on energy recovery: one on Energy Recovery in Mechanical Ventilation Systems and the other one on Air-to-Air Energy Recovery Equipment. 

• Publication date : 2021/06/29

The IIR publishes two new IIR Informatory Notes on Energy Recovery!

The International Institute of Refrigeration (IIR) has just published two new Informatory Notes on energy recovery: one on Energy Recovery in Mechanical Ventilation Systems and the other one on Air-to-Air Energy...

• Publication date : 2021/07/13
• Subjects: Technology, Environment

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

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