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Glide dei refrigeranti e impatto sulla dichiarazione delle prestazioni.

Refrigerant glide and effect on performances declaration.

• Author(s) : ASERCOM
• Publication date: 2015/09
• Languages : Italian
• Keywords : Regulations, Performance, Zeotropic mixture, Glide, Refrigerant, Compressor

IIR document

Experimental investigation of high-glide refrigerant mixture R1233zd(E)/R1234yf in a high-temperature heat pump.

• Author(s) : BRENDEL L. P. M., BERNAL S. N., ARPAGAUS C., WIDMAIER P., ROSKOSCH D., BARDOW A., BERTSCH S. S.
• Publication date: 2023/08/21
• Languages : English
• Keywords : Zeotropic mixture, High temperature, Heat pump, R1233zd(E), R1234yf, Expérimentation, COP, Glide, HFO, Industrial application, Thermodynamic cycle, Modelling
• Source: Proceedings of the 26^th IIR International Congress of Refrigeration: Paris , France, August 21-25, 2023.
• Formats : PDF

High-glide refrigerant blends & system retrofits.

• Author(s) : WITHOUSE J.
• Publication date: 2016/12
• Languages : English
• Keywords : Refrigerating system, Mixture, Glide, Retrofitting, Refrigerant
• Source: ASHRAE Journal - vol. 58 - n. 12

High-Glide refrigerant blends and system retrofits.

• Author(s) : WITHOUSE J.
• Publication date: 2016/11/09
• Languages : English
• Keywords : Superheat, Subcooling, Mixture, Glide, Refrigerant, Substitute
• Source: ASHRAE Journal - vol. 58 - n. 11

Le glissement de températures impacte les performances.

Temperature glide affects performances.

• Author(s) : BACHIR B.
• Publication date: 2016/05
• Languages : French
• Keywords : Refrigerating system, Generality, Dewpoint, Performance, Zeotropic mixture, Glide
• Source: Revue générale du Froid & du Conditionnement d'air - n. 1157

Refrigerant glide and effect on performances declaration.

• Author(s) : ASERCOM
• Publication date: 2015/09
• Languages : English
• Keywords : Regulations, Performance, Zeotropic mixture, Glide, Refrigerant, Compressor

Glissement de la température et impact sur la déclaration de performances.

Refrigerant glide and effect on performances declaration.

• Author(s) : ASERCOM
• Publication date: 2015/09
• Languages : French
• Keywords : Regulations, Performance, Zeotropic mixture, Glide, Refrigerant, Compressor

Kältemittel mit Temperaturgleit und Auswirkungen auf die Leistungsangaben.

Refrigerant glide and effect on performances declaration.

• Author(s) : ASERCOM
• Publication date: 2015/09
• Languages : German
• Keywords : Regulations, Performance, Zeotropic mixture, Glide, Refrigerant, Compressor

High-glide refrigerant blends & system retrofits. Part 3.

• Author(s) : WITHOUSE J.
• Publication date: 2017/01
• Languages : English
• Keywords : Refrigerating system, Recommendation, Substitute, Mixture, HFO, HFC, Glide, Retrofitting, Refrigerant
• Source: ASHRAE Journal - vol. 59 - n. 1

Optimization for CO2 heat pump basing on temperature glide matching.

• Author(s) : ZANG F. Z., JIANG P. X.
• Publication date: 2017/07/20
• Languages : English
• Keywords : Water heater, Gas cooler, R744, Heat pump, Optimization, Glide, Transcritical cycle
• Source: 8th international conference on compressors and refrigeration, 2017.
• Formats : PDF

IIR document

The effect of temperature glide on the performance of refrigeration systems.

• Author(s) : MAKHNATCH P., MOTA BABILONI A., KHODABANDEH R.
• Publication date: 2017/04/23
• Languages : English
• Keywords : HCFC, Low GWP, Supermarket, Substitute, Performance, Zeotropic mixture, HFC, Glide, Expérimentation, Refrigerant
• Source: 5^th IIR Conference on Thermophysical Properties and Transfer Processes of Refrigerants.
• Formats : PDF

IIR document

Direct expansion heat pump using high glide low GWP refrigerant.

• Author(s) : SHEN B., LI Z., WAN H., MOTTA S. Y., GLUESENKAMP K.
• Publication date: 2023/08/21
• Languages : English
• Keywords : Prototype, Seasonal performance, COP, Energy efficiency, Heat pump, Zeotropic mixture, Low GWP, Glide, Optimization,
• Source: Proceedings of the 26^th IIR International Congress of Refrigeration: Paris , France, August 21-25, 2023.
• Formats : PDF

Frost growth investigation and temperature glide refrigerants in a fin-and-tube heat exchanger.

• Author(s) : KERYAKOS E., TOUBASSY J., CLODIC D., et al.
• Publication date: 2016/07/11
• Languages : English
• Keywords : Frosting, Finned tube, Heat transfer, Modelling, Glide, Refrigerant, Heat exchanger
• Source: 2016 Purdue Conferences. 16th International Refrigeration and Air-Conditioning Conference at Purdue.
• Formats : PDF

The performance analysis of a novel absorption refrigeration cycle used for waste heat with large temperature glide.

• Author(s) : SHI Y., CHEN G., HONG D.
• Publication date: 2016/01/25
• Languages : English
• Keywords : Heat recovery, Absorption system, Simulation, Performance, Glide, Waste heat
• Source: Applied Thermal Engineering - vol. 93

IIR document

Potentials of zeotropic mixtures with large temperature glides as working fluids for organic rankine cycles (ORC) and heat pumps.

• Author(s) : MEYER B. G., THOMAS C., HESSE U.
• Publication date: 2020/07/31
• Languages : English
• Keywords : Zeotropic mixture, Glide, Organic Rankine cycle, Heat pump, Heat recovery, Modelling, Heat transformer
• Source: IIR Rankine Conference 2020.
• Formats : PDF

New guidelines for the heat pump sector: EHPA releases F-gas regulation guide

The European Heat Pump Association (EHPA) has published a detailed guide on the new F-Gas regulation, helping the sector navigate key changes. 

• Publication date : 2024/12/09
• Subjects: Regulation

HFC consumption in Bangladesh

According to a UNEP document published in June 2017, the HFC consumption in Bangladesh was of 810.68 metric tonnes, including 94.5% of R134a.

• Publication date : 2017/10/20
• Subjects: HFCs alternatives, Developing country

The frozen food market in Bangladesh

Frozen food i.e. shrimp and fish made up for 22.6% of the agricultural sector in Bangladesh in 2012.

• Publication date : 2015/06/14

New HCFC phase-out guides by UNEP

UNEP has produced two guides to assist developing countries in their phase-out of HCFC.

• Publication date : 2015/04/23
• Subjects: Regulation

Bangladesh: phase-out of CFCs in motion

The national ODS Phase-out Plan (NPP) received a boost in April 2005 in Bangladesh following the procurement of 9000 kits by the government in the launch of a programme by the Department of Environment (DoE) to convert refrigerators running on...

• Publication date : 2005/09/30

New Guide on Natural Solutions for Developing Countries

During the latest Montreal Protocol meeting in Bangkok, Shecco, in collaboration with the United Nations Industrial Development Organization (UNIDO), officially launched their new guide on the Natural Solutions for Developing Countries.

• Publication date : 2014/03/06

For IIR members only

AREA publishes new F-gas guide for contractors

AREA’s new F-Gas GUIDE details crucial updates on leak checks, labeling requirements, and service bans for high-GWP refrigerants. 

• Publication date : 2024/10/25
• Subjects: Regulation

Guide 2013: Natural Refrigerants - Market Growth for North America

The new Guide 2013: Natural Refrigerants - Market Growth for North America gives an overview of the status of ammonia, CO2, hydrocarbons, water and air as refrigerants in various sectors (food chain, city & buildings, transport, and industry...

• Publication date : 2013/05/06

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

A free guide for copper pipework support and routing

The IoR published a bulletin providing guidance on pipework support methods for copper pipework designed to contain refrigerant.

• Publication date : 2017/05/22

Bangladesh Kicks Off Green Cooling Initiative to Phase Out HFCs in Line with Montreal Protocol

Bangladesh initiates efforts towards green cooling solutions with a workshop addressing the transition from HFCs to eco-friendly refrigerants. 

• Publication date : 2024/08/01
• Subjects: Developing country

Trends and markets: IARW Food Industry’s Return on Investment Guidelines

The IARW Food Industry's Return on Investment Guidelines provide valuable information regarding cold storage construction costs and trends in 2010. There are a number of variables that affect the cost of a project, ranging from building size to...

• Publication date : 2011/02/04

France: a guidebook on the best practices for the loading of frozen food (in French)

The French Union of Refrigerated Transport (UNTF) published a best practice guide on frozen food loading in refrigerated trucks.

• Publication date : 2017/07/05

European Commission: a guide to innovative district heating and cooling solutions.

A comprehensive solution booklet on district heating and cooling by the European Commission covers energy-efficient technologies, regulatory frameworks and business...

• Publication date : 2024/08/14
• Subjects: General information, Regulation

Free GUIDE 2012: Natural Refrigerants – North America’s Market Potential coming in 2012

Following its 2011 global industry survey on natural refrigerants, shecco has launched a new industry survey, this time looking for active input from the heating, air-conditioning and refrigeration industry with operations in Canada, Mexico and...

• Publication date : 2012/05/18

World Bank project in Bangladesh

The IIR has just signed an agreement with the World Bank to develop a cold chain, as sustainable as possible of course, in Bangladesh, in partnership with British and Bangladeshi universities. 

• Publication date : 2021/03/29
• Subjects: Developing country

A new technical guide on cold rooms

On the occasion of COP 28, the IIR and Efficiency for Access, with the contribution of ESMAP, have published a new guide. It aims to provide accessible and practical guidance to enable developers, owners,...

• Publication date : 2023/11/28

New IIR publications: Guide to Refrigerated Transport

A completely revised version of the IIR Guide to Refrigerated Transport will be published late 2009. The purpose of this book prepared by Robert Heap and other IIR experts is to provide all necessary basic information on the transport of...

• Publication date : 2009/12/09

New IIR publications: Guide to Refrigerated Transport

This new edition is a greatly extended and fully updated version of the first edition published in 1995 and enables readers to come to grips with the latest technology and trends. This book provides all necessary basic information on the transport...

• Publication date : 2010/05/27

Walk-In Cold Rooms: A Practitioner’s Technical Guide

In many developing countries, agriculture is crucial to livelihoods, and developing the cold chain from field to table can boost incomes and stimulate economic growth. Cold stores are an essential link in the...

• Publication date : 2024/01/24
• Subjects: General information

IIR Working Group publishes Guidelines for Life Cycle Climate Performance

The Guidelines for Life Cycle Climate Performance (LCCP) provide a harmonised method to calculate the LCCP for all types of stationary air conditioning, heat pumping and refrigeration systems.

• Publication date : 2016/01/27

Walk-in cold rooms: webinar replay and slides now available

Thank you for taking part in our second webinar! You can now download the slides and watch the replay on the IIR YouTube channel. Furthermore, the overview guide is also available in...

• Publication date : 2024/06/26
• Subjects: Technology, Developing country, Environment, General information

UNIDO and IIR launch a call for partners to develop cost guidelines for improving energy efficiency in retail refrigeration

As part of the Kigali Cooling Efficiency Programme funded project, UNIDO and the IIR are developing cost guidelines for incremental capital and operating costs in order to improve energy efficiency in retail refrigeration in Article 5 countries of...

• Publication date : 2019/02/25

New IIR Working Group on Solid-State Cooling and Heating

Initiated by Andrej Kitanovski (Slovenia), this working group's first objective is to promote international research collaboration in the areas of solid-state cooling, heat pumps, and energy...

• Publication date : 2022/07/08

Cold off the press: CO2 as a Refrigerant

The new IIR technical guide on the application of “CO2 as a Refrigerant" is now available from our online bookstore.

• Publication date : 2015/01/21

Discover the 32nd IIR Informatory Note on the “Harmonization of Life Cycle Climate Performance Methodology”

This Informatory Note summarises the LCCP guidelines prepared by the Working Group. It provides recommended assumptions and data sources for different types of units, presents the various existing LCCP tools and outlines usages and limitations of...

• Publication date : 2016/11/09

Statement given by Didier Coulomb, Director General of the IIR, during COP 27

Statement Given by the Director General of the International Institute of Refrigeration (IIR) during the 27th Conference of the United Nations Framework Convention on Climate Change (COP 27) in Charm...

• Publication date : 2022/12/12
• Subjects: Technology, Developing country, Environment

Statement given by Didier Coulomb, Director General of the IIR, during MOP 34

Statement Given by the Director General of the International Institute of Refrigeration (IIR) during the 34th Meeting of the Parties to the Montreal Protocol (MOP-34) in Montréal, Canada (octobre 31 –...

• Publication date : 2022/12/12
• Subjects: Technology, Developing country, Environment

IJR editorial: The cop on climate change: a growing presence of refrigeration issues to be consolidated

The Conference of the Parties on climate change was held in Sharm-El-Sheikh (Egypt) from Sunday 6 November to Sunday 20 November 2022. Generally speaking, this COP did not result in the decisions and actions...

• Publication date : 2023/01/23
• Subjects: Environment

Lima : A step towards an international climate agreement in 2015 ?

An outline for future negotiations during the Paris conference in 2015.

• Publication date : 2014/12/23

Cryogenics in the pharmaceutical industry: drug design and bioavailability improvement

Research activities in the pharmaceutical sector focus primarily on developing novel drug formulations which can elicit the desired response upon being administered to the patient...

• Last update : 2023/03/10
• Langues : French, English
• Themes : Freeze-drying in biology and medicine, Cryobiology, cryomedicine: general information

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 : 2023/06/30
• Langues : French, English
• Themes : Ice creams

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 : 2023/06/23
• 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 : 2023/11/07
• Langues : French, English
• Themes : Freezing of foodstuffs