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Assessing the potential of air-source heat pumps in the Canadian residential sector.

• Author(s) : TAMASAUSKAS J., ROUSSEAU L., LACHANCE A., KEGEL M.
• Publication date: 2023/05
• Languages :
• Source: 14^th IEA Heat Pump Conference 2023, Chicago, Illinois.
• Formats : PDF

Recommended by the IIR

Energy Efficiency 2022.

• Author(s) : IEA
• Publication date: 2022/12
• Languages : English
• Keywords : Energy efficiency, Energy, Heat pump, Air conditioning, Regulations, Asia, Standard, World
• Formats : PDF

Energy modeling and energy efficiency opportunities for a public library building in the upper peninsula of Michigan.

• Author(s) : WARTY A., MEHENDALE S. S.
• Publication date: 2021/05/24
• Languages : English
• Keywords : Energy consumption, Building, Library, Performance, Energy efficiency, Electricity, Modelling
• Source: 2021 Purdue Conferences. 6^th International High Performance Buildings Conference at Purdue.
• Formats : PDF

District energy in cities: unlocking the potential of energy efficiency and renewable energy.

• Author(s) : ONU Environnement (ex-PNUE), Copenhagen Centre on Energy Efficiency, ICLEI, UN-Habitat
• Publication date: 2015
• Languages : English
• Keywords : Renewable energy, Energy consumption, District cooling, Energy efficiency, Greenhouse effect, Energy saving, Climate

Energy efficiency improvement approaches in ice related processes.

• Author(s) : CHEEKATAMARLA P., SUN H.
• Publication date: 2024/07/17
• Languages : English
• Keywords : Ice, Energy efficiency, Building, Vibration, Adhesion, Expérimentation
• Source: 2024 Purdue Conferences. 19^th International Refrigeration and Air-Conditioning Conference at Purdue.
• Formats : PDF

Building energy efficiency assessment of renewable and cogeneration energy efficiency technologies for the Canadian high arctic.

• Author(s) : MCDONALD E., KEGEL M., TAMASAUSKAS J.
• Publication date: 2016/07/11
• Languages : English
• Keywords : Renewable energy, Global warming, Canada, Building, Arctic, Pressurization, Heat pump, Solar energy, Wind energy, Energy efficiency, Cogeneration
• Source: 2016 Purdue Conferences. 4^th International High Performance Buildings Conference at Purdue.
• Formats : PDF

IIR document

Intelligent capacity control potential for system efficiency improvements & energy savings.

• Author(s) : PFEIL H. V.
• Publication date: 2015/08/16
• Languages : English
• Keywords : Refrigerating system, Generality, Energy consumption, Efficiency, Energy saving, Control (generic), Compressor
• Source: Proceedings of the 24th IIR International Congress of Refrigeration: Yokohama, Japan, August 16-22, 2015.
• 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

IIR document

Algorithm-based optimization for energy-efficient operation of refrigeration systems.

• Author(s) : BENTZ J., LOISTL F., SCHWEIGLER C.
• Publication date: 2021/01/13
• Languages : English
• Keywords : Modelling, Simulation, Chiller, Energy efficiency, Optimization, Performance, Refrigerating system, Energy consumption
• Source: 10^th IIR Conference on Compressors and Refrigerants.
• Formats : PDF

IIR document

Improving cold chain energy efficiency: EU H2020 project for facilitating energy efficiency improvements in SMEs of the food and beverage cold chains.

• Author(s) : ZANONI S., MARCHI B., PUENTE F., NEUSEL L., HIRZEL S., KRAUSE H., SAYGIN D., OIKONOMOU V.
• Publication date: 2020/08/26
• Languages : English
• Keywords : Economy, Regulations, Generality, Life cycle, Energy saving, Cold chain, Europe, Food industry, Training, Energy efficiency
• Source: 6^th IIR International Conference on Sustainability and the Cold Chain. Proceedings: Nantes, France, August 26-28 2020
• Formats : PDF

Game-theoretic design for energy-efficient behaviors in residential communities.

• Author(s) : KWARTENG V.
• Publication date: 2023
• Languages : English
• Keywords : Energy efficiency, Energy saving, Residential sector, Heating, Air conditioning, Expérimentation, Thermostat
• Formats : PDF

The Evolution of Knowledge and Trends within the Building Energy Efficiency Field of Knowledge.

• Author(s) : CRISTINO T. M., NETO A. F. , WURTZ F., DELINCHANT B.
• Publication date: 2022/02
• Languages : English
• Keywords : Building, Energy efficiency, Energy saving, Generality, Review, History
• Source: Energies - vol. 15 - n. 3
• Formats : PDF

Good practice in energy efficiency: for a sustainable, safer and more competitive Europe.

• Author(s) : European Commission
• Publication date: 2016/11
• Languages : English
• Keywords : European Union, Energy consumption, Building, Performance, Industry, Energy efficiency
• Formats : PDF

IIR document

Monitoring energy efficiency of refrigerating systems under real operating conditions – methods and recommendations.

• Author(s) : HUDJETZ S., KOHLER P., BECKER M.
• Publication date: 2019/08/24
• Languages : English
• Keywords : Standardization, Refrigerating equipment, Laboratory, Monitoring, Supermarket, Performance, Testing, Energy efficiency
• Source: Proceedings of the 25^th IIR International Congress of Refrigeration: Montréal , Canada, August 24-30, 2019.
• Formats : PDF

Recommended by the IIR / IIR document

Can we further improve the energy efficiency of air conditioning system significantly ?

• Author(s) : LI X., LIANG C.
• Publication date: 2023/08/21
• Languages : English
• Keywords : Air conditioning, Energy efficiency, Energy saving, Air treatment, Optimization, Loss
• Source: Proceedings of the 26^th IIR International Congress of Refrigeration: Paris , France, August 21-25, 2023.
• Formats : PDF

Energy savings: Japan: significant improvement of the energy efficiency of refrigerators

According to JARN, the energy efficiency of refrigerators in Japan has been continuously improved: their power consumption has been reduced to 1/5th of that 10 years ago. This is in part due to the development of vacuum heat insulators, which are...

• Publication date : 2005/07/19

ASERCOM Energy Efficiency Award 2004

The ASERCOM Energy Efficiency Award is designed to recognize the most valuable concept of innovation in the improvement of energy efficiency in a vapour-compression cycle applied to a refrigeration/air-conditioning/heat pump system. This award is...

• Publication date : 2004/07/15

EU Directive 2012/27 on energy efficiency.

On October 25, 2012, the European Union adopted the Directive 2012/27/EU on energy efficiency. This Directive establishes a common framework of measures for the promotion of energy efficiency within the EU.

• Publication date : 2013/04/05
• Subjects: Regulation

Energy efficiency and labelling systems in Asia

During a recent symposium on energy efficiency and labelling systems in Asia held in Tokyo, valuable information was given on the status of some projects: - In China, household appliance energy-efficiency labelling was first implemented with...

• Publication date : 2009/08/13

Briefs: ASERCOM Energy Efficiency Award 2008

Win 10 000 € for the top concept. The Association of European Refrigeration Component Manufacturers, ASERCOM, is to award its annual prize to the most innovative energy saving concept in refrigeration or air conditioning, including heat pumps. For...

• Publication date : 2008/05/13

California approves new energy efficiency rules for appliances

The California Energy Commission has approved new energy efficiency regulations for selected appliances sold in the State. They regulate appliances including: evaporative coolers, refrigerators, freezers and commercial icemakers, ceiling fans,...

• Publication date : 2005/02/10

The first 20 SEER (Seasonal Energy Efficiency Rating)

What is claimed to be the first 20 SEER (Seasonal Energy Efficiency Rating) residential air conditioner has been introduced by Lennox Industries, USA. The XC21 air conditioner has a two-stage scroll compressor and operates on two levels: a high...

• Publication date : 2005/07/19

Briefs: New online energy-efficiency benchmarking tool

The ICE-E (Improving Cold Storage Equipment in Europe) project is launching a new online benchmarking tool making it possible for users to compare the performance of their cold store against statistical data, identify potential energy savings and...

• Publication date : 2011/02/07

Mexico: new energy efficiency standard regarding air conditioners

 Mexico’s Ministry of Energy has issued a mandatory standard (NOM-023-ENER-2010) that establishes minimum energy efficiency limits, test procedures and labelling requirements for mini-split and multi-split air conditioners. The standard...

• Publication date : 2011/08/11
• Subjects: Regulation

Briefs: Energy efficiency rise in the US residential sector

According to statistics compiled by the Air-Conditioning and Refrigeration Institute (ARI), energy-efficient products are gaining ground in the US residential sector. Following the rise of the mandatory energy efficiency standard to 13 SEER...

• Publication date : 2007/11/20

Argentina: new regulation on energy efficiency for refrigerators and freezers

The Government of Argentina recently published the No. 98/2011 regulation specifying stricter energy efficiency standards for all freezers, refrigerators and other refrigeration appliances imported to or sold in Argentina. Under this...

• Publication date : 2012/01/20
• Subjects: Regulation

Energy efficiency of the cooling systems used in data centres is a key issue

The number of data centres has grown to around 45 million worldwide, global energy consumption of data centres has doubled over the last 5 years and currently reaches 123 TWh/year, i.e. 1% of global electricity consumption.

• Publication date : 2012/03/15

Top world energy efficiency rankings.

Germany continues to lead the world in energy efficiency, Italy and Japan follow.

• Publication date : 2017/01/25
• Subjects: Figures, economy

Defining energy efficiency indicators for refrigerated shipping vessels

A working group from the International Maritime Organisation (IMO) has proposed new energy efficiency indicators for ships. Shipping companies challenge their...

• Publication date : 2021/07/26
• Subjects: Environment

Road to COP28. Energy efficiency and recovery of refrigerants

“Sustainability must refer to energy efficiency and circularity”, says Dr Laura Fedele, IIR expert. 

• Publication date : 2023/04/26
• Subjects: Technology, General information

News from IIR members: Alfa Laval wins € 6 million energy efficiency order in Kazakhstan

Alfa Laval – a world leader in heat transfer, centrifugal separation and fluid handling – recently won an order to supply Alfa Laval Packinox heat exchangers to a refinery in Kazakhstan.

• Publication date : 2011/12/14

Energy efficiency on the agenda for discussion during Montreal Protocol meetings in Vienna

Focus on the fruitful workshop on "the energy efficiency opportunities while phasing down hydrofluorocarbons (HFCs)", which preceded the 40th meeting of the Open-ended Working Group (OEWG40) of the Parties to the Montreal Protocol on Substances...

• Publication date : 2018/08/08

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

IIR member news: Angelantoni Group

“COLD ENERGY” is an innovative solution to improve energy efficiency both for old and new compression refrigeration systems by transferring a highly efficient automotive technology to enhance energy recovery of heat exchangers.

• Publication date : 2017/01/20

IIR actively involved in the French-speaking African edition of the Twinning Workshops for Montreal Protocol officers, energy policymakers and finance officials

Officials from 21 French-speaking African countries gathered in Tunis for the third Twinning Workshops, focusing on sustainable refrigeration and energy efficiency. Souhir Hammami and Marco Duran from the...

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

International Institute of Refrigeration (IIR) releases new technical brief: “The role of refrigeration in the global economy (3rd edition)”

This comprehensive report highlights the critical importance of refrigeration in addressing global challenges related to food security, healthcare, energy efficiency, and climate change.

• Publication date : 2025/04/15
• Subjects: Figures, economy

Enhancing dairy sector efficiency through BETTED training

In December 2024, the IIR, Cemafroid, and other partners participated in the pilot training webinar hosted by BETTED, a key milestone in the project’s mission to promote energy...

• Publication date : 2025/01/28
• Subjects: General information

The IIR takes part in a UNIDO project

The IIR has been successful to a UNIDO call for proposals to assess the incremental and operating cost for improved Energy Efficiency in retail refrigeration in Jordan and Tunisia.

• Publication date : 2018/10/18
• Subjects: Developing country, Environment, General information

IIR at COP29 in Baku: Week 1 in review

The first week of COP29 in Baku, Azerbaijan, brought together global leaders, scientists, and industry stakeholders to tackle pressing climate issues. Among the key participants, the...

• Publication date : 2024/11/17

BETTED: a new IIR EU funded project

This project aims to promote the energy transition of the dairy value chain. The kick-off meeting is scheduled for March 11-12 in Brussels (Belgium).

• Publication date : 2024/01/26

Member news: Daikin equips the cooling system of Norway’s largest data centre

Daikin enhances the energy efficiency of Norway’s largest data centre with a full range of cooling equipment. 

• Publication date : 2025/03/19

COOL-SAVE project distributes 1st newsletter

News about cost effective strategies to improve energy efficiency in cooling systems for the food and drink sector...

• Publication date : 2013/08/14

New IIR Informatory Note on automotive air conditioning

The latest IIR Informatory Note presents recent technological trends in automotive air conditioning, in particular for electric cars, and outlines the challenges in terms of energy efficiency and CO2...

• Publication date : 2022/10/27

Member news: Daikin introduces EWYS-4Z: High-Efficiency Cooling and Heating Solution for Industrial and Commercial Needs

The polyvalent EWYS-4Z cooling and heating unit, which runs on R513A, is designed for superior energy efficiency and reduced noise for industrial and commercial applications. 

• Publication date : 2024/08/01

COOL-SAVE project news

This European project – which aims at development and dissemination of cost-effective strategies designed to improve energy efficiency in cooling systems in the food and drink sector – involves 9 partners including the IIR, which is a member of...

• Publication date : 2013/02/22

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

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

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

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

Additive manufacturing of regenerators for caloric cooling

In many areas of engineering, additive manufacturing allows the production of complex and multifunctional products that could not be manufactured using traditional methods. In the...

• Last update : 2022/09/16
• Langues : French, English
• Themes : Caloric cooling (magnetocaloric, electrocaloric, elastocaloric and barocaloric cooling)