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Norma de ensayo PREN 17625 “roof top units—testing and rating at standard rating conditions and part load conditions for calculation of seasonal performance”.

• Author(s) : MUNOZ SANCHEZ F., CONDE BLANCO J.
• Publication date: 2022/04
• Languages : Spanish
• Keywords : Air conditioning, Roof, Power, Energy efficiency, Standard
• Source: XI Congreso Ibérico y IX Congreso Iberoamericano de Ciencias y Técnicas del Frío, CYTEF 2022.
• Formats : PDF

Standard testing protocols for CO2 sensors and CO2 based demand control ventilation systems.

• Author(s) : FRASIER A., MEYERS F., ROSS D., PISTOCHINI T., ELLIS M. J.
• Publication date: 2021/05/24
• Languages : English
• Keywords : Standardization, CO2, Sensor, Air quality, Indoor environment, Ventilation, Testing, Test room, Detector
• Source: 2021 Purdue Conferences. 6^th International High Performance Buildings Conference at Purdue.
• Formats : PDF

IIR document

Use and misuse of standards in refrigeration.

• Author(s) : KOSTER G. J.
• Publication date: 2013/05/09
• Languages : English
• Keywords : Standardization, Refrigerating system, Generality, Refrigerant
• Source: 5^th Conference on Ammonia Refrigeration Technology. Proceedings: Ohrid, North Macedonia, May 9-11, 2013.
• Formats : PDF

2017 standard for specifications for refrigerant.

• Author(s) : AHRI
• Publication date: 2017
• Languages : English
• Keywords : Standardization, Zeotropic mixture, Mixture, USA, Refrigerant
• Formats : PDF

IIR document

International standards for refrigeration safety.

• Author(s) : PEARSON A.
• Publication date: 2014/08/02
• Languages : English
• Keywords : Standardization, Refrigerating system, Safety, R744, Ammonia, Review, Hydrocarbon, Refrigerant, CO2
• Source: 11^th IIR Gustav Lorentzen Conference on Natural Refrigerants (GL2014). Proceedings. Hangzhou, China, August 31-September 2, 2014.
• Formats : PDF

Recommended by the IIR

Benefits and reliability of air-to-water heat pumps in residential applications, using R-290 refrigerant and an alternative design solution to guarantee high safety with standard components.

• Author(s) : CAPANELLI S. M.
• Publication date: 2021/08/31
• Languages : English
• Keywords : Residential sector, Air-water, Heat pump, R290, Safety, Standard, Testing, Flammability, Packaged unit, Performance
• Source: 13^th IEA Heat Pump Conference 2021: Heat Pumps – Mission for the Green World. Conference proceedings [full papers]
• Formats : PDF

Introduction to ASHRAE 205 – A New Standard for HVAC&R Performance Maps.

• Author(s) : MUEHLEISEN R. T., BARNABY C. S., KRUIS N., MCDOWELL T. P.
• Publication date: 2022/07/10
• Languages : English
• Keywords : Standard, Performance, Energy efficiency, Model
• Source: 2022 Purdue Conferences. 19^th International Refrigeration and Air-Conditioning Conference at Purdue.
• Formats : PDF

IIR document

Standardization of PCM characterization via DSC.

• Author(s) : GSCHWANDER S., HAUSSMANN T., HAGELSTEIN G., et al.
• Publication date: 2016/05/18
• Languages : English
• Keywords : Standardization, Calorimetry, PCM, Nucleation, Crystallization
• Source: 11^th IIR Conference on Phase-Change Materials and Slurries for Refrigeration and Air Conditioning. Proceedings: Karlsruhe, Germany, May 18-20, 2016.
• Formats : PDF

A stable whole building performance method for standard 90.1, part 1.

• Author(s) : ROSENBERG M., ELEY C.
• Publication date: 2013/05
• Languages : English
• Keywords : Standardization, Energy consumption, Building, Performance, USA
• Source: ASHRAE Journal - vol. 55 - n. 5

A stable whole building performance method for standard 90.1, part 2

• Author(s) : ROSENBERG M., ELEY C.
• Publication date: 2016/06
• Languages : English
• Keywords : Standardization, Energy consumption, Building, Centralized system, Performance, USA
• Source: ASHRAE Journal - vol. 58 - n. 6

An engineer's guide to international fan test standards.

• Author(s) : ROSSI A.
• Publication date: 2017/08
• Languages : English
• Keywords : Standardization, Measurement, Fan, Design, Temperature, Review, Pressure, Testing, Acoustics
• Source: EcoLibrium - vol. 16 - n. 7
• Formats : PDF

International energy efficiency in buildings standards.

• Author(s) : KHALIL E. E.
• Publication date: 2017/07/20
• Languages : English
• Keywords : Standardization, Renewable energy, Green building, Building, CO2 emission, Energy efficiency
• Source: 8th international conference on compressors and refrigeration, 2017.
• Formats : PDF

Normas de seguridad para los refrigerantes de hidrocarburos.

Safety standards for hydrocarbon refrigerants.

• Author(s) : VONSILD A. L.
• Publication date: 2013/07
• Languages : Spanish
• Keywords : Standardization, Safety, Review, World, Hydrocarbon, Europe, Refrigerant, Refrigerant charge, Component
• Source: Frío Calor Aire acondicionado - vol. 41 - n. 460
• Formats : PDF

Cryopreservation in a Standard Freezer: −28 °C as Alternative Storage Temperature for Amniotic Membrane Transplantation.

• Author(s) : WITT J., GRUMM L., SALLA S., GEERLING G., MENZEL-SEVERING J.
• Publication date: 2022/02
• Languages : English
• Source: Journal of Clinical Medicine - 11 - 4
• Formats : PDF

Recommended by the IIR / IIR document

Standard rating conditions based on two-side multi-grade method: summary and analysis on the Chinese standards for air source heat pumps.

• Author(s) : ZHANG M., YANG Z., MA J., ZHANG X., XIAO H., WANG R., SHI W., WANG B.
• Publication date: 2021/11
• Languages : English
• Keywords : China, Standard, Air-source system, Review, Energy saving, Heat pump
• Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 131
• Formats : PDF

2010 ASHRAE Refrigerant Safety Standards

ASHRAE has published its 2010 editions of Refrigerant Safety Standards. In these editions, HFO-1234yf and 14 refrigerant blends have been added. An optional 2L flammability classification subclass has been added to the existing Class 2 category,...

• Publication date : 2011/02/11

Briefs: US: Updating installation standards

It is estimated that over 50% of the air conditioners in US homes are under-efficient, due to improper installation; 62% are improperly charged, 50% are oversized and 70% lack proper airflow input at the coil. The performance of such poorly...

• Publication date : 2009/02/25

China’s new national standard

- China's new national standard for the minimum allowable energy efficiency levels related to room air conditioners officially entered into force on March 1, 2005. This standard classifies household appliances into five grades according to their...

• Publication date : 2005/09/30

Canada: CFIA Standardization of Food Safety Practices

The Canadian Food Inspection Agency (CFIA) recently announced plans to standardize its inspection practices to keep up with the changing food safety landscape.

• Publication date : 2012/08/16
• Subjects: Regulation

ASHRAE publishes Refrigeration Safety Standard

ASHRAE has published its 2004 refrigeration safety standard, which establishes procedures for operating equipment and systems to ensure the safety of the building occupants and technicians. ANSI/ASHRAE 15-2004 Safety Standard for Refrigeration...

• Publication date : 2005/01/12

US: DOE proposes higher efficiency standards for refrigerators

The US Department of Energy (DOE) has proposed a new energy efficiency standard for residential refrigerators, refrigerator-freezers and freezers which could save as much as USD 18.6 billion over 30 years. According to DOE, over the last 40...

• Publication date : 2011/07/01

China: new CO2 heat pump standard

Standard GB/T26181-2010 is for hermetic motor-compressors for household and similar-use heat pump water heaters using CO2 refrigerant, and is expected to accelerate the introduction of new products on the Chinese market.

• Publication date : 2011/12/22

ISO 5149 standard revision: negative vote

Draft revised ISO/FDIS 5149 (Parts 1 to 4) standard “Refrigerating systems and heat pumps -- Safety and environmental requirements” which was submitted for voting on October 3, 2012, has been rejected by ISO countries (except Part 4 on operation,...

• Publication date : 2012/10/10
• Subjects: Regulation

Updated ASHRAE Ventilation standard 62 published

ASHRAE Standard 62.1-2004, Ventilation for Acceptable Indoor Air Quality, contains key changes from the 2001 standard. The standard specifies minimum ventilation rates and indoor air quality requirements for commercial and institutional buildings....

• Publication date : 2005/02/03

ASHRAE Publishes 2004 Residential Energy Standard

By reducing the number of tables needed to apply the envelope provisions and simplifying their application, ASHRAE's residential energy standard now contains only the essential information necessary to design and enforce energy conservation...

• Publication date : 2005/03/15

European Union: Revision of EN378 standard

The European Standard "Refrigerating systems and heat pumps - Safety and environmental requirements" has been republished following comprehensive review. The previous version of the standard, EN378:2000, has been withdrawn and replaced by...

• Publication date : 2009/05/18

Agreement on air conditioner efficiency standards in the US

On November 11, 2004, air conditioner manufacturers and energy efficiency advocates in the US announced a consensus agreement on equipment efficiency standards for air conditioners and heat pumps. The current federal standard, Energy Efficiency...

• Publication date : 2005/02/11

US Environmental Protection Agency raises its Energy Star standards

US Environmental Protection Agency (EPA) has revised its Energy Star requirements for domestic refrigerators and freezers, raising the bar for energy efficiency in these products and for the first time encouraging manufacturers to include optional...

• Publication date : 2013/09/05
• Subjects: Regulation

Huge energy savings thanks to Mexican standards for domestic fridges

A recent article by researchers from the Autonomous University of Mexico City presents an assessment of the savings achieved since the introduction of recent national official standards setting maximum energy use caps. This paper can be downloaded...

• Publication date : 2013/03/07
• Subjects: Regulation

Consensus agreement on air conditioner efficiency standards in the US

On November 11, 2004, air conditioner manufacturers and energy efficiency advocates in the US announced that they had reached a consensus agreement on federal equipment efficiency standards for air conditioners and heat pumps used in many...

• Publication date : 2004/11/25

The IIR is taking part in standardization work for TTIIs in France

Gérald Cavalier, President of Section D of the IIR’s Science and Technology Council was appointed President of the new E18A Commission of AFNOR (Association Française de Normalisation, the French Standardization Agency): “Cold chain control -...

• Publication date : 2012/08/22

New IIR Informatory Note on “Qualification and Certification of Refrigeration Technicians”

The 28th IIR Informatory Note summarizes global, regional and national standards and regulations relative to the qualification and certification of refrigerating systems personnel.

• Publication date : 2015/10/07

REAL Alternatives 4 LIFE comes to a close having achieved a lot for training on low GWP alternative refrigerants!

Over a three-year period this project, funded by the EU the LIFE programme, sought to incorporate the principles of a blended learning programme in an aim to create standardised training on the safety and...

• Publication date : 2020/07/27
• Subjects: HFCs alternatives

REAL Alternatives 4 LIFE comes to a close having achieved a lot for training on low GWP alternative refrigerants!

Over a three-year period this project, funded by the EU the LIFE programme, sought to incorporate the principles of a blended learning programme in an aim to create standardised training on the safety and...

• Publication date : 2020/07/27

Discover the 36th IIR Informatory Note on “Flammable Refrigerants”

The 36th IIR Informatory Note on “Flammable Refrigerants” provides a comprehensive introduction to matters such as flammability characteristics, classifications and governing rules such as safety standards and regulations covering the entire...

• Publication date : 2018/02/07

ICR2015: A stimulating environment for dynamic exchanges

With a focus on improving standards and the quality of life of many worldwide, as well as emphasising the importance of preserving the earth through the advancement of refrigeration applications and technology, ICR2015 is expected to attract a...

• Publication date : 2015/04/08

Conference update: Des Moines

During the conference the Working Party on Magnetic Refrigeration at Room Temperature of the International Institute of Refrigeration held one of its periodical meetings. All conference members were invited to participate and they where...

• Publication date : 2009/06/24

Conference update: Ohrid

The 3rd IIR event in a series, Ammonia Refrigeration Technology was held on May 7-9, 2009, in Ohrid, Macedonia. With 95 participants from 24 countries and 32 papers presented, the event was very successful. A key focus of this series of...

• Publication date : 2009/05/27

Available - New IIR publication: Technological options for retail refrigeration

Written by several experts from the acclaimed London South Bank University (UK), the International Institute of Refrigeration (IIR) is proud to present the “Technological options for retail refrigeration”.

• Publication date : 2018/11/22

News from IIR members: IIAR

The International Institute of Ammonia Refrigeration (IIAR) recently published an updated Introduction to Ammonia Refrigeration encompassing a background section and information on management and responsibilities, chemical safety, protective...

• Publication date : 2009/08/13

New IIR members

The IIR welcomes the following new corporate members: - Borresen Cooltech AS, Stavanger, Norway www.borresen.no - Coca Cola Services, Brussels, Belgium

• Publication date : 2006/05/05

News from IIR members: Cetim

Cetim (Centre technique des industries mécaniques) has published a concise, practical Good Practice Guide for the Detection of Refrigerant Leaks covering definition of leaks, causes and influencing factors, measurement, leak detection and...

• Publication date : 2009/08/13

News from IIR members: ACHPI

The Air Conditioning and Heat Pump Institute (ACHPI), was launched in the UK in September 2009. This new specialist group within the UK institute of Refrigeration (IOR) has been set up to assist all those who install, service or maintain...

• Publication date : 2009/12/09

Upcoming IIR events: Ohrid

Following a very successful initial event held in April 2005, Ammonia Refrigeration Technology for Today and Tomorrow, the second IIR event in this series, will be held on April 19-21, 2007 in Ohrid, Macedonia (FYROM). Main themes include: design...

• Publication date : 2006/07/26

News from IIR members: AFF

2es Journées - Chaîne du froid des produits de santé (2nd Symposium on the cold chain and medicines) is to be held in Lyons, France, on November 24-25, 2010. Organized by the French Refrigeration Association (AFF) and SFSTP (French Society...

• Publication date : 2011/02/04

Thermophysical properties of HFC refrigerants

Thermophysical properties of over 100 HFC refrigerants, including single-component and blends.

• Last update : 2022/06/17
• Langues : English
• Themes : HFCs, Blends, HFO et HCFO

Thermophysical properties of HFO refrigerants

Thermophysical properties of over 50 HFO refrigerants, including single-component and blends.

• Last update : 2022/06/17
• Langues : English
• Themes : Blends, HFO et HCFO

Thermophysical properties of hydrocarbon refrigerants

Thermophysical properties of over 20 hydrocarbon refrigerants, including single-component and blends.

• Last update : 2022/06/17
• Langues : English
• Themes : Hydrocarbons, Blends

Liquefied Natural Gas: production process and cold energy recovery

Liquefied natural gas (LNG) is natural gas that has been cooled to about -160 °C and turned into a liquid to facilitate transportation and storage. A typical LNG supply chain...

• Last update : 2022/06/20
• Langues : French, English
• Themes : LNG and LPG

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 : 2023/06/02
• 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

Additive manufacturing of heat exchangers

In the refrigeration industry, additive manufacturing (colloquially referred to as “3D printing”) makes it possible to fabricate novel, complex and potentially more energy efficient...

• Last update : 2022/09/07
• Langues : French, English
• Themes : Evaporators, condensers and other heat exchangers

Ice cream manufacturing, environmental impact and market data

From a physico-chemical point of view, ice cream is a complex, frozen multiphase mixture. The manufacturing process includes several stages of freezing which are described in this...

• Last update : 2023/05/10
• Langues : French, English
• Themes : Ice creams