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1,1-difluoroethylene thermal stability, material compatibility and refrigerant/lubricant interactions study.

• Author(s) : AL-RUBAAY R., SEETON C. J., LOW R. E.
• Publication date: 2022
• Languages : English
• Keywords : R1132a, Lubricant, Compatibility, HFO, Stability, Testing, Standard
• Source: 2022 Purdue Conferences. 19^th International Refrigeration and Air-Conditioning Conference at Purdue.
• Formats : PDF

ASHRAE Guideline 38 methodology material compatibility testing of R-473A

• Author(s) : AL-RUBAAY R., SEETON C., LOW R., SAXENA I.
• Publication date: 2022
• Languages : English
• Keywords : Standard, Testing, R473A, Low GWP, Mixture, Compatibility, Lubricant
• Source: 2022 Purdue Conferences. 19^th International Refrigeration and Air-Conditioning Conference at Purdue.
• Formats : PDF

Emerging technologies in metal working fluids and compatibility with refrigeration systems.

• Author(s) : BUTLER R., TURNER N., BUJOUVES N.
• Publication date: 2016/07/11
• Languages : English
• Keywords : Working fluid, Metal, Lubricant, Performance, Compressor, Compatibility
• Source: 2016 Purdue Conferences. 16th International Refrigeration and Air-Conditioning Conference at Purdue.
• Formats : PDF

Compatibility of filler and base metals in heat exchanger manufacturing process.

• Author(s) : ZHAO H., ELBEL S., HRNJAK P.
• Publication date: 2018/07/09
• Languages : English
• Keywords : Manufacture, Brazing, Aluminium, Zinc, Expérimentation, Heat exchanger, Compatibility
• Source: 2018 Purdue Conferences. 17^th International Refrigeration and Air-Conditioning Conference at Purdue.
• Formats : PDF

A rapid sample-exchange mechanism for cryogen-free dilution refrigerators compatible with multiple high-frequency signal connections.

• Author(s) : BATEY G., CHAPPELL S., CUTHBERT M. N., et al.
• Publication date: 2014/03
• Languages : English
• Source: Cryogenics - vol. 60

Chemical compatibility of high performance engineering thermoplastics in compressor environments.

• Author(s) : PAI-PARANJAPE V., ZIEGLER C.
• Publication date: 2014/07/14
• Languages : English
• Keywords : R410A, R134a, Plastic, Mechanical property, Lubricant, Temperature, Simulation, Chemical, Refrigerant, Compressor, Compatibility
• Source: 2014 Purdue Conferences. 15th International Refrigeration and Air-Conditioning Conference at Purdue.
• Formats : PDF

Recommended by the IIR / IIR document

Material compatibility of new low GWP refrigerants for electric vehicle air conditioning.

• Author(s) : WANG T., DAI X., SHI L.
• Publication date: 2023/04/05
• Languages : English
• Keywords : Electric vehicle, Low GWP, Mobile air conditioning, Mixture, Compatibility, Expérimentation
• Source: 3^rd IIR conference on HFO Refrigerants and low GWP Blends. Shanghai, China.
• Formats : PDF

Material compatibility of HVAC&R system materials with low GWP refrigerants.

• Author(s) : MAJURIN J. A., STAATS S. J., GILLES W.
• Publication date: 2014/07/14
• Languages : English
• Keywords : Refrigerating system, R1234yf, Lubricant, R32, R1234ze, Mixture, Material, HFO, Expérimentation, Refrigerant, Compatibility
• Source: 2014 Purdue Conferences. 15th International Refrigeration and Air-Conditioning Conference at Purdue.
• Formats : PDF

Use of blends in commercial refrigeration systems: fractionation characteristics and material compatibility of R-448A.

• Author(s) : PETERSEN M., POTTKER G., SMITH G. L., et al.
• Publication date: 2016/07/11
• Languages : English
• Keywords : Solubility, Commercial application, Low GWP, Miscibility, Mixture, Refrigerant, Compatibility
• Source: 2016 Purdue Conferences. 16th International Refrigeration and Air-Conditioning Conference at Purdue.
• Formats : PDF

Compatibility of R1234yf and R134a and lubricants used in automotive compressors.

• Author(s) : CAMPO C., SOLANO C., KENT S., et al.
• Publication date: 2018/07/09
• Languages : English
• Keywords : R134a, R1234yf, Polyalkylene glycol, Metal, Lubricant, Polymer, HFO, Testing, Mobile air conditioning, Compressor, Compatibility
• Source: 2018 Purdue Conferences. 17^th International Refrigeration and Air-Conditioning Conference at Purdue.
• Formats : PDF

Recent advances in solubility, miscibility and material compatibility studies for R134a and R404A non-flammable low GWP alternative.

• Author(s) : TANGRI H., GAO K., PUROHIT N., BECERRA E. V., SETHI A., HULSE R.
• Publication date: 2022
• Languages : English
• Keywords : R404A, R134a, R471A, Solubility, Miscibility, Compatibility, Low GWP, Expérimentation, Lubricant
• Source: 2022 Purdue Conferences. 19^th International Refrigeration and Air-Conditioning Conference at Purdue.
• Formats : PDF

IIR document

Compatibility of plastics and metals with latent heat storage media: methodologies for evaluation.

• Author(s) : OSTRÝ M., BANTOVÁ S., STRUHALA K.
• Publication date: 2021/09/01
• Languages : English
• Keywords : PCM, Thermal energy storage, Compatibility, Plastic, Metal, Copper, Brass, Polypropylene, Polyethylene, Testing, Corrosion, Latent heat
• Source: 13^rd IIR Conference on Phase-Change Materials and Slurries for Refrigeration and Air Conditioning. Proceedings: (online) Vicenza, Italy, September 1-3, 2021.
• Formats : PDF

Material compatibility of 3D printed polymer composites with low GWP refrigerants.

• Author(s) : LI K., SMITH T., MOTTA S. Y., ZHANG M., NASKAR A., NAWAZ K.
• Publication date: 2022
• Languages : English
• Keywords : 3D printing, Polymer, Heat exchanger, Compatibility, Lubricant, Low GWP, additive manufacturaring, Calorimetry, R1234yf, R1234ze, R1233zd(E), Thermal property
• Source: 2022 Purdue Conferences. 19^th International Refrigeration and Air-Conditioning Conference at Purdue.
• Formats : PDF

IIR document

Solubility, miscibility and compatibility studies of low GWP non-flammable refrigerants and lubricants for refrigeration and air conditioning applications.

• Author(s) : TANGRI H., PUROHIT N., SETHI A., HULSE R.
• Publication date: 2023/04
• Languages : English
• Keywords : Low GWP, Solubility, Miscibility, Compatibility, R515B, R471A, Polyolester, Thermodynamic property, Expérimentation
• Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 148
• Formats : PDF

IIR document

An inquiry into new ammonia resistant potting materials.

• Author(s) : MÖHL C., HESSE U.
• Publication date: 2015/04/16
• Languages : English
• Keywords : Ammonia, Material, Expérimentation, Refrigerant, Compatibility
• Source: 6^th Conference on Ammonia and CO2 Refrigeration Technology. Proceedings: Ohrid, North Macedonia, April 16-18, 2015.
• Formats : PDF

Brief: e-fruitrace project

The European Commission decided in 2001 to fund the e-fruitrace project, aimed at achieving food security in the EU through an integrated traceability system based on Internet technologies. The 200 000 € project has successfully tested a...

• Publication date : 2005/06/14

An integrated traceability system: the e-fruit system

In preparation for the General Food Law, the European Commission decided in 2001 to fund the e-fruitrace project, aimed at achieving food security in the EU through an efficient traceability system based on Internet technologies. With 200,000 euro...

• Publication date : 2005/06/14

Briefs: Cool job

Cooling Burj Dubai, the world's tallest building is not without its challenges. The huge cooling plant designed by ETA M&E's district cooling division supplies chilled water for the Burj Dubai, Dubai Mall and two 5-star hotels. Inside the Burj...

• Publication date : 2010/05/27

Briefs: AC on board ships

Oasis of the Seas, the world¡¯s largest cruise liner, recently left Florida on its first public voyage. It can carry over 6000 passengers and 2300 staff. The Oasis of the Seas was built in Finland at a cost of GBP 800 million, making it the most...

• Publication date : 2010/03/07

Commercial refrigeration: marketing of R471A, a new alternative to R404A

Honeywell recently announced the marketing of R471A, a non-flammable refrigerant with a GWP under 150. It is expected to replace R404A in medium temperature commercial refrigeration...

• Publication date : 2022/02/28
• Subjects: HFCs alternatives

Flammable refrigerants: the IEC approves the charge increase in commercial refrigeration

The International Electrotechnical Commission rejected in April a proposal to increase the charge limit of flammable refrigerants in the commercial refrigeration. But a recount has just reversed the decision.

• Publication date : 2019/05/29

How to increase market uptake of innovative renewable heating and cooling systems ?

The results of two years of EU-funded research highlight several recommended incentives to motivate the uptake of innovative renewable heating and cooling systems.

• Publication date : 2022/01/06
• Subjects: General information, Technology

How to cool the nuclear reactors of the future?

Researchers at the Tokyo Institute of Technology are paving the way for cooling fusion reactors, following a historic breakthrough in nuclear fusion.

• Publication date : 2023/01/26
• Subjects: Technology

Best practice guide for flammable refrigerant use

AREA, ASERCOM, EFCTC and EPEE have joined together to prepare a leaflet urging contractors to prepare for a future with flammable refrigerants.

• Publication date : 2018/12/04
• Subjects: HFCs alternatives

High temperature heat pumps to increase energy efficiency of industrial processes

Summary of an article published in the International Journal of Refrigeration.

• Publication date : 2018/01/25

Ionic liquids in combination with CO2: promising technology?

A group of scientists at the University of Notre Dame, Indiana, USA, are now working on utilizing novel ionic liquids – pure salts that are liquid at ambient temperatures – in tandem with CO2.

• Publication date : 2013/12/03

Challenges for post-pandemic food cold chain

The COVID-19 pandemic has revealed several shortcomings in the global food cold chain. In the aftermath of the pandemic, investment in the cold chain is necessary to maximise access to food and reduce waste....

• Publication date : 2020/09/06

Inefficient R22 air conditioners dumped in Africa

According to a recent report, 35% of room air conditioners (RAC) sold in ten African countries are low efficiency RACs. RACs containing R22 account for 47% of the market, while 49% contain R410A.Setting minimum...

• Publication date : 2020/09/04
• Subjects: Developing country, Environment

R452A performance and environmental impact in refrigerated transport

A paper presented at the IIR ICCC conference in China provides a review of R452A properties, system performance and LCCP impact as an alternative refrigerant in refrigerated transport.

• Publication date : 2018/05/17

Compressors2013 highlights: technical advancements related to refrigeration compressors

During the successful IIR International Conference on Compressors and Coolants held in Casta Papiernicka in June 2013, several papers were dedicated to technological advancements related to refrigeration compressors.

• Publication date : 2014/01/03

Past events: CIAR in Portugal and REHVA triennal conférence

Focus on the  16th Ibero-American Congress on air conditioning and refrigeration (CIAR) and on the triennial conference of REHVA.

• Publication date : 2022/05/27

New IIR Informatory Note. Low-GWP Refrigerants: Status and Outlook

The latest IIR Informatory Note outlines the options available for low-GWP refrigerants and their respective performance. It provides a series of recommendations on refrigerant...

• Publication date : 2022/07/08
• Subjects: HFCs alternatives

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

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 : English, French
• Themes : Hydrocarbons, Containment, refrigerant charge reduction