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IIR document

Comparison between HFCs and HFO/HFC blends in a commercial heat pump.

• Author(s) : LAWTON A. R., RHODES C.
• Publication date: 2018/09
• Languages : English
• Keywords : R410A, Comparison, Commercial application, Drop-in, R32, Heat pump, Performance, Mixture, HFO, HFC, Testing
• Source: 1^st IIR international conference on the application of HFO refrigerants, Birmingham, September 2-5 2018.
• Formats : PDF

IIR document

Comparison between HFCs and HFC/HFO blends in a commercial heat pump.

• Author(s) : LAWTON A. R., RHODES C.
• Publication date: 2018/09
• Languages : English
• Keywords : R410A, Comparison, Commercial application, Drop-in, R32, Heat pump, Performance, Mixture, HFO, HFC, Testing
• Source: 1^st IIR international conference on the application of HFO refrigerants, Birmingham, September 2-5 2018.
• Formats : PDF

IIR document

Field performance of gas-engine driven heat pumps in a commercial building.

• Author(s) : KAMAL R., NARASIMHAN A. K., WICKRAMARATNE C., et al.
• Publication date: 2016/08
• Languages : English
• Keywords : Economy, Commercial building, Heat pump, Performance, Gas engine, Expérimentation
• Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 68
• Formats : PDF

Recommended by the IIR / IIR document

Low GWP refrigerants for commercial or industrial heat pumps.

• Author(s) : KUJAK S., PETERSEN M.
• Publication date: 2023/08/21
• Languages : English
• Keywords : R1336mzz(E), Commercial application, Industrial application, High temperature, Water-source system, R1336mzz(Z), R514A, R1233zd(E), R1224yd(Z), R515B, R1234ze(E), Low GWP, Heat pump, Air-source system
• Source: Proceedings of the 26^th IIR International Congress of Refrigeration: Paris , France, August 21-25, 2023.
• Formats : PDF

Hybrid thermally driven ionic liquid heat pump water heater and dehumidifer for commercial applications.

• Author(s) : BHAGWAT R., SCHMID M., GLANVILLE P., MOGHADDAM S.
• Publication date: 2023/05/15
• Languages : English
• Keywords : Absorption system, Ionic liquid, Heat pump, Water heater, Dehumidification, Hybrid system, Commercial application, COP, Expérimentation, Testing
• Source: 14^th IEA Heat Pump Conference 2023, Chicago, Illinois.
• Formats : PDF

An assessment of gas absorption heat pump integration strategies with combination and commercial space conditioning systems.

• Author(s) : RAVI A., MESINGER M. Jr, GLANVILLE P., LAFLEUR J., ARNOLD S.
• Publication date: 2023/05/15
• Languages : English
• Keywords : Ammonia-water, Absorption system, Heat pump, Reversed cycle, Reversibility, Heating, Air conditioning, Chilled water, Hot water, Thermodynamic cycle, Commercial application, Commercial building
• Source: 14^th IEA Heat Pump Conference 2023, Chicago, Illinois.
• Formats : PDF

Performance evaluation of light commercial air conditioning and heat pump system using low GWP refrigerants.

• Author(s) : JOSHUA H., KIM M.
• Publication date: 2021/08/31
• Languages : English
• Keywords : Low GWP, R454B, Air conditioning, Heat pump, R32, Commercial application, Performance, Testing, R410A
• Source: 13^th IEA Heat Pump Conference 2021: Heat Pumps – Mission for the Green World. Conference proceedings [full papers]
• Formats : PDF

Regional climate zone modeling of a commercial absorption heat pump hot water heater – Part 1: southern and south central climate zones.

• Author(s) : GEOGHEGAN P., SHEN B., KEINATH C., et al.
• Publication date: 2016/07/11
• Languages : English
• Keywords : Water heater, Commercial application, Absorption system, Heat pump, Performance, Modelling, USA, Climate
• Source: 2016 Purdue Conferences. 16th International Refrigeration and Air-Conditioning Conference at Purdue.
• Formats : PDF

A simple approach to affordable GSHPs.

• Author(s) : KAVANAUGH S., GRAY C.
• Publication date: 2016/04
• Languages : English
• Keywords : Generality, Economy, Commercial building, Ground, Pressurization, Heat pump, Chilled water
• Source: ASHRAE Journal - vol. 58 - n. 4

Thermal short circuit on groundwater heat pump.

• Author(s) : GALGARO A., CULTRERA M.
• Publication date: 2013/08
• Languages : English
• Keywords : Thermal analysis, Commercial building, Ground, Heat pump, Model, Air conditioning, Heating, Water
• Source: Applied Thermal Engineering - vol. 57 - n. 1-2

IIR document

Performance evaluation of CO₂ HPWH system.

• Author(s) : NAWAZ K., SHEN B., ELATAR A., BAXTER D. van, ABDELAZIZ O.
• Publication date: 2020/12/07
• Languages : English
• Keywords : CO2, Heat pump, Water heater, Domestic heat pump, Commercial building, Modelling, Performance, R134a, R744
• Source: 14^th IIR-Gustav Lorentzen Conference on Natural Refrigerants (GL2020). Proceedings. Kyoto, Japon, December 7-9^th 2020.
• Formats : PDF

Methodological considerations for the environmental quality in historic commercial buildings: the case study of San Miguel Market.

• Author(s) : PIPERNO E.
• Publication date: 2014/02
• Languages : English
• Keywords : Spain, Commercial building, Heat pump, History, Case study, Retrofitting, Heating
• Source: 49^th AiCARR International Conference. Historical and existing buildings: designing the retrofit. An overview from energy performances to indoor air quality.
• Formats : PDF

Development of an integrated solution for multi scroll compressors with wet vapor injection.

• Author(s) : BERTAGNOLIO S., WINANDY E., VAZQUEZ S.
• Publication date: 2014/07/14
• Languages : English
• Keywords : Technology, Commercial application, Vapour, Heat pump, Performance, Injection, Control (generic), Scroll compressor
• Source: 2014 Purdue Conferences. 22nd International Compressor Engineering Conference at Purdue.
• Formats : PDF

IIR document

Analysis of different control strategies for improved performance at off design operation in a CO2 heat pump water heater.

• Author(s) : TOFFOLETTI G., SICCO E., D'AGARO P., CORTELLA G.
• Publication date: 2023/08/21
• Languages : English
• Keywords : Heat pump, Commercial application, CO2, R744, Water heater, Control (automatic), COP, Transcritical cycle, Modelling
• Source: Proceedings of the 26^th IIR International Congress of Refrigeration: Paris , France, August 21-25, 2023.
• Formats : PDF

Thermal Impact by Open-Loop Geothermal Heat Pump Systems in Two Different Local Underground Conditions on the Alluvial Fan of the Nagara River, Gifu City, Central Japan.

• Author(s) : PERMANDA R., OHTANI T.
• Publication date: 2022/09
• Languages : English
• Keywords : Heat pump, Ground-source system, Simulation, Modelling, Heating, Cooling, Commercial application, Household application, Case study, Japan
• Source: Energies - vol. 15 - 18
• Formats : PDF

Spanish heat pump market situation

The ratio of heat pumps versus mere air conditioning units sold is bigger than 95% in the residential/domestic sector. In the commercial sector, this ratio is 90% approximately.

• Publication date : 2016/02/15
• Subjects: Figures, economy

PCM thermal energy storage for indoor environments

During the IIR PCM 2018 conference which took place on May 21-23 in Orford, Canada, numerous applications of phase-change materials (PCMs) and slurries were presented, including in commercial refrigeration (refrigerated display cabinets), domestic...

• Publication date : 2018/06/22

Market: European heat pump market

- The European Heat Pump Association (EHPA) has published an updated version of its outlook for the European heat pump market. The report shows that after 2 years of very difficult economic times, the market decline has stopped and heat pump...

• Publication date : 2011/02/07

Alternative Cooling Technologies conference, London, 1st February 2005

This conference, which was co-sponsored by the UK Institute of Refrigeration and organised commercially by RAC magazine, was well attended with about 140 people present. It was arranged in five sessions. In the first session, speakers from UK...

• Publication date : 2005/02/11

Market: Japanese heat pump market

A Japanese market research company has analysed the Japanese heat pump market for applications in Eco-Cute water heaters and air-conditioners and published a forecast for market development over the next 10 years. Growth expectations for the...

• Publication date : 2011/02/07

Markets and figures: heat pump market

The heat pump market is growing fast, especially in Europe and in Asia: - In Europe, a recent report from Frost & Sullivan found that the heat pump market - covering commercial, residential, public and industrial applications - earned over €...

• Publication date : 2009/12/09

ASHRAE Technology Awards: winning project features green design

The ASHRAE Technology Awards recognize outstanding achievements by members who have successfully applied innovative building design in the areas of occupant comfort, indoor air quality (IAQ) and energy conservation. The designs incorporate ASHRAE...

• Publication date : 2005/06/14

Growing uptake of natural refrigerants in commercial refrigeration

A recent report estimates the number of commercial refrigeration systems using R744 (CO2) or hydrocarbons in Europe and worldwide. 

• Publication date : 2022/10/17
• Subjects: Figures, economy

Record year for air conditioners and heat pump shipments in the US

In June 2004, manufacturers of central air conditioners and heat pumps set a single month record of 1 081 147 shipments. This puts the industry on a pace to exceed, for the first time, 7 000 000 units in 2004. Shipments for residential and light...

• Publication date : 2004/09/14

Frost mitigation methods for heat pumps and refrigeration systems

Frost growth is an important issue since defrosting can represent up to 30% of the total energy consumption of refrigerated display cabinets. Review of the various frost mitigation technologies and latest...

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

AC Market in Europe

According to Daikin Industries Ltd., the European air-conditioning (AC) market has features that could appear as commercial obstacles, including relatively mild climate, even in Mediterranean areas. Concern for cityscape issues leads to resistance...

• Publication date : 2006/07/26

Canadian government

The Canadian government recently proposed a set of Minimum Energy Performance Standards (MEPS) for homes and industrial products including large air-conditioning systems, commercial air-conditioning systems, room air conditioners, portable air...

• Publication date : 2011/02/11

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

ICR 2019: an overview of current refrigeration research (part I)

Presentation of the main scientific and technical topics covered in the papers of the 25th IIR International Congress of Refrigeration and summary of some of the 14 keynotes.

• Publication date : 2019/09/30
• Subjects: HFCs alternatives

Compressors: key trends

Over the past few years, the design and performance of rotary, reciprocating positive displacement and dynamic compressors have been greatly improved. CO2 compressors have conquered new niches and twin-screw compressors are now increasingly used...

• Publication date : 2005/10/26

ICR 2011 in Prague: a Resounding Success

The 23rd IIR International Congress of Refrigeration held in Prague, on August 21-26, 2011, was highly successful...

• Publication date : 2011/08/30

New IIR publication: Proceedings

The proceedings (CD-ROM) of the IIR Compressors 2004 conference held in Casta Papiernicka, Slovakia, on September 29-October 1, 2004 contains 41 papers. It also contains 27 papers presented at the previous event in the series, Compressors 2001,...

• Publication date : 2005/02/11

Conference reports: Sydney

The 9th IIR-Gustav Lorentzen Conference on Natural Working Fluids was held in Sydney, Australia, on April 12-14, 2010. Almost 200 participants from 28 countries were able to gain an insight into this increasingly mature technology. The proceedings...

• Publication date : 2011/02/04

Conferences

Interested in refrigerated storage, transportation and display of food products? Find out more: http://fetweb.ju.edu.jo/conferences/confiir/confiir.html...

• Publication date : 2005/02/11

IIR Conference report: Ohrid

The 4th IIR Conference on Ammonia Refrigeration Technology took place in Ohrid, Macedonia (FYROM), on April 14-16, 2011. 111 persons from 33 countries attended. Scientific papers were presented, and policy and regulations issues were covered.

• Publication date : 2011/05/13

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

26th IIR International Congress of Refrigeration - Call for abstract

Abstract submission for the 26th International Congress of Refrigeration is extended. ICR 2023 is scheduled from 21st to 25th August 2023 in Paris.

• Publication date : 2022/07/11

Commission E2: at the forefront of heat pumps and energy recovery

Activities of the IIR’s Commission E2 “Heat Pumps, Energy Recovery”

• Publication date : 2015/07/01

See you at the 2nd China Heat Pump Conference in 2024

Join this co-sponsored IIR conference on heat pumps in China set to be bigger than the first!

• Publication date : 2023/06/13
• Subjects: Technology

Hot off the press: Handbook on Indirect Refrigeration and Heat Pump Systems

Be the first to read the newly published IIR Handbook on Indirect Refrigeration and Heat Pump Systems.

• Publication date : 2015/08/05

Now available : 2023 IIR Congress proceedings

Download your copy of the ICR 2023 proceedings. IIR members can download them at reduced rate.

• Publication date : 2023/10/24

World Refrigeration Day 2021 reaches every corner of the globe!

This year, seven organisations partnered with World Refrigeration Day to bring to the limelight the exciting career opportunities in fields relying on refrigeration.

• Publication date : 2021/09/08

Past events: The IIR around the world

Focus on ammonia, cryogenics and heat pumps! Take a look back at the most recent events in which the IIR has participated. 

• Publication date : 2023/05/27

IIR member news: A new BSRIA study on the global compressor market 

A recent study by BSRIA shows that sales of refrigeration compressors in 2022 are expected to reach 502 million units with a value of USD 48.6 billion, up 15% year-on-year. 

• Publication date : 2022/12/13
• Subjects: Figures, economy

Ever-expanding market research resources at your fingertips

The IIR enhances its market research resources

• Publication date : 2015/05/27

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

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 : 2023/06/23
• Langues : French, English
• Themes : LNG and LPG

Environmental impact of the ice cream industry

This summary document describes the environmental impact of ice cream manufacturing, which is mainly due to the energy consumption and refrigerants used.

• Last update : 2022/11/17
• Langues : French, English
• Themes : General information on environment (climate change, ozone depletion…)

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