Search results

IIR document

Simulator failures of refrigeration systems: innovative teaching tool.

• Author(s) : BOUZRARA A., KAIRAOUANI L., NEHDI E.
• Publication date: 2015/08/16
• Languages : English
• Keywords : Training, Refrigerating system, Simulation, Failure
• Source: Proceedings of the 24th IIR International Congress of Refrigeration: Yokohama, Japan, August 16-22, 2015.
• Formats : PDF

Preventing scroll compressor failures. 1.

• Author(s) : THOLPADY C.
• Publication date: 2015/01
• Languages : English
• Keywords : Contamination, Recommendation, Superheat, Failure, Oil, Slugging, Refrigerant, Scroll compressor
• Source: Air Conditioning and Refrigeration Journal - vol. 3 - n. 1
• Formats : PDF

Force failure dielectric test design for stators of inverter compressors.

• Author(s) : CETINTURK T.
• Publication date: 2021/05
• Languages : English
• Keywords : Variable speed, Failure, Safety, Electric insulation, Electric motor, Household application, Testing, Compressor
• Source: 2021 Purdue Conferences. 25^th International Compressor Engineering Conference at Purdue.
• Formats : PDF

IIR document

The characteristics of cargo temperature rising in reefer container under refrigeration-failure condition.

• Author(s) : KAN A., WANG T., ZHU W., CAO D.
• Publication date: 2021/03
• Languages : English
• Keywords : Simulation, CFD, Container, Sea transport, Failure, Temperature variation, Expérimentation, Modelling
• Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 123
• Formats : PDF

Recommended by the IIR / IIR document

Experimental investigation on the thermal performance of a water-cooled loop thermosyphon system under fan failure conditions.

• Author(s) : ZOU S., ZHANG Q., LING L., WANG J., MA X., DU S., YUE C.
• Publication date: 2021/04
• Languages : English
• Keywords : Data centre, Fan, Failure, Thermosyphon, Loop, Performance, Expérimentation
• Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 124
• Formats : PDF

Simulateur de pannes dans les montages à contacteurs couplés aux appareils de régulation d'une installation frigorifique.

Failure simulator in fittings where contactors are paired with control devices in a refrigerating plant.

• Author(s) : BOUZRARA A., NEHDI E.
• Publication date: 2016/03/24
• Languages : French
• Keywords : Control (automatic), Simulation, Failure, Engine, Refrigerating plant, Information technology
• Source: 1st International Refrigeration, Energy and Environment Colloquium. Proceedings: Hammamet, Tunisia, March 24-27, 2016.
• Formats : PDF

Terminal Arcing Forced Failure Test Design in Refrigerator Compressors.

• Author(s) : CETINTURK T., KIRDAR O., KOK M. S.
• Publication date: 2022/07/15
• Languages : English
• Source: 2022 Purdue Conferences. 26^th International Compressor Engineering Conference at Purdue.
• Formats : PDF

IIR document

Failure analysis of condensing units for refrigerators with refrigerant R134a, R404A.

• Author(s) : BOGDANOVSKA G., MOLNAR V., FEDORKO G.
• Publication date: 2019/04
• Languages : English
• Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 100
• Formats : PDF

Numerical simulation and experimental validation of a fan failure caused by vibration.

• Author(s) : ZHOU Q., HANG Y., FENG J., et al.
• Publication date: 2017/07/20
• Languages : English
• Source: 8th international conference on compressors and refrigeration, 2017.
• Formats : PDF

Numerical analysis on performance and contaminated failures of the miniature split Stirling cryocooler.

• Author(s) : HE Y. L., ZHANG D. W., YANG W. W., et al.
• Publication date: 2014/01
• Languages : English
• Source: Cryogenics - vol. 59

Application of Failure Mode and Effect Analysis (FMEA) for audit of HACCP system.

• Author(s) : TRAFIALEK J., KOLANOWSKI W.
• Publication date: 2014/10
• Languages : English
• Source: Food Control The International Journal of HACCP and Food Safety - vol. 44

Investigation on premature failure of the self lubricated piston rings in oil free compressor.

• Author(s) : CHEN J., ZHAO B., FENG J., et al.
• Publication date: 2014/07/14
• Languages : English
• Source: 2014 Purdue Conferences. 22nd International Compressor Engineering Conference at Purdue.
• Formats : PDF

IIR document

Investigating fatigue failure of core motion mechanism for a small oil-free wobble-plate compressor.

• Author(s) : WANG S., SUN J., CAO F.
• Publication date: 2020/09
• Languages : English
• Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 117
• Formats : PDF

IIR document

Experimental study on the failure of electronic expansion valve of a R290 split room air conditioner.

• Author(s) : LI J., DU Y., WU J., LIN J., WANG C.
• Publication date: 2020/04
• Languages : English
• Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 112
• Formats : PDF

IIR document

Study on the support vector data description (SVDD)-based chiller sensor fault detection efficiencies.

• Author(s) : LI G., HU Y., CHEN H., et al.
• Publication date: 2015/08/16
• Languages : English
• Keywords : Sensor, Efficiency, Chiller, Failure, Detection
• Source: Proceedings of the 24th IIR International Congress of Refrigeration: Yokohama, Japan, August 16-22, 2015.
• Formats : PDF

A ship sinks due to refrigeration failure

Three years ago, in April 2001, a factory freezer trawler, the Fame, sank off the coast of Labrador, Canada. According to a recent report by a provincial Transportation Safety Board, the ship sank due to a chain of events, eventually flooding the...

• Publication date : 2004/05/25

Impact of failures on the performance of refrigeration systems 

An Australian study assesses the impact of failures of different refrigeration systems on their performance. Various air conditioning systems, refrigerated display cabinets and walk-in cold rooms were put to the...

• Publication date : 2022/12/12

Artemis I mission: cryogenic system failure delays launch

Due to a liquid hydrogen leak in the rocket's core stage, NASA is postponing the launch of the Artemis I mission until late September or October 2022. 

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

An infographic shows what would happen if all technologies suddenly vanished

The Refrigeration School recently published The Refrigeration Apocalypse, an infographic showing the consequences of a failure of all cooling systems after different periods of time.

• Publication date : 2018/10/18

Faults and energy consumption of CO2 refrigeration systems in supermarkets

Food products refrigeration accounts for the largest share of energy consumption in supermarkets. In a recent study, the most common faults in supermarket CO2 refrigeration systems were investigated,...

• Publication date : 2021/06/29
• Subjects: Figures, economy, Technology

NZ Building Act to battle Legionella

Following the recent outbreak of legionellosis in Christchurch, New Zealand, the Department of Building and Housing has reminded building owners and managers of their health and safety responsibilities under the Building Act. Published in the New...

• Publication date : 2006/01/28

CO2 supermarkets: Tesco

Designed as Tesco's first zero-carbon store, the new store at Ramsey, Cambridgeshire, UK, is completely HFC-free. The supermarket is hence using natural refrigerants CO2 and hydrocarbons throughout its refrigerators, freezers, heating, ventilation...

• Publication date : 2010/05/27

Briefs: Doubt on the air quality in airplanes

The Committee on Toxicity, an independent group of experts consulted by the British government estimated that 1% of all daily passenger air flights were affected by smoke incidents in the cabin, and airlines acknowledge 0.05%. in the United States...

• Publication date : 2009/12/09

Must read in IJR: a comprehensive review on fault detection in HVAC systems

The latest research and developments in the fault detection and diagnostics of HVAC systems are presented in several articles recently published in the IJR.

• Publication date : 2023/02/13
• Subjects: Technology

Applications of artificial intelligence to refrigeration plants

A paper from the IIR TPTPR conference presents the energy performance and maintenance benefits of 19 refrigeration plants using artificial intelligence techniques.

• Publication date : 2021/12/15
• Subjects: Technology

New design for CO2 cascade system

Researchers from two Spanish universities are looking for commercial licensees for a CO2 cascade refrigeration system that is said to overcome many of the current drawbacks of the technology.

• Publication date : 2014/06/20

Reduce refrigerant leaks in supermarkets

Refrigerant leaks are a recurring problem, particularly in the commercial refrigeration sector. An American initiative aims to identify the main causes of leaks and to propose solutions to reduce...

• Publication date : 2021/12/15

Applications of Artificial Intelligence to refrigeration systems

AI techniques, which are currently very topical, are the subject of intense research and development. Overview of their applications and benefits in the refrigeration sector, based on the latest articles...

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

Japan scientists launch freeze-dry animal sperm bank

Japanese scientists have launched a sperm bank for endangered animals that uses freeze-drying technology.

• Publication date : 2013/12/12

ASHRAE publishes the Energy Standard 90.4 for Data Centers

Data centers consume significant amounts of electricity. ASHRAE publishes a standard to help builders focus on energy efficiency.

• Publication date : 2017/02/09

News from IIR members: Freezcube

FreezCube, developed by Playcube, corporate member of the IIR based in France, has been awarded the Gold Medal at Concours Lépine 2010. FreezCube is a simple monitoring device which provides useful information related to the safety of frozen foods...

• Publication date : 2011/02/07

Corporate members: news

Founded in 2003, Playcube SARL, a new IIR corporate member based in France, has developed FreezCube, a simple monitoring device which provides useful information related to the safety of frozen foods stored in freezers: FreezCube confirms that the...

• Publication date : 2008/06/05

Editorial by Didier Coulomb

The UN climate change conference in Copenhagen was a failure. The initial stances and the interests of the stakeholders were too divergent to enable an agreement to be reached rapidly. It is possible that no agreement will ever be reached....

• Publication date : 2010/03/07

New EU funded project began on October 1st, 2021: “SophiA - Sustainable off-grid solutions for pharmacies and hospitals in Africa”

With a budget of 8 million euros over four years, SophiA will develop containerized solutions for hospitals using natural refrigerants, solar thermal and photovoltaics to enable more and more African people to...

• Publication date : 2021/10/21
• Subjects: Technology, Developing country, Environment, HFCs alternatives