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Recommended by the IIR
Energy Efficiency 2022.
District energy in cities: unlocking the potential of energy efficiency and renewable energy.
Energy modeling and energy efficiency opportunities for a public library building in the upper peninsula of Michigan.
IIR document
Improving energy efficiency of built-in refrigerators.
Building energy efficiency assessment of renewable and cogeneration energy efficiency technologies for the Canadian high arctic.
Intelligent capacity control potential for system efficiency improvements & energy savings.
International energy efficiency in buildings standards.
Algorithm-based optimization for energy-efficient operation of refrigeration systems.
A purchaser network for increased energy efficiency in supermarkets.
Improving cold chain energy efficiency: EU H2020 project for facilitating energy efficiency improvements in SMEs of the food and beverage cold chains.
The Evolution of Knowledge and Trends within the Building Energy Efficiency Field of Knowledge.
Good practice in energy efficiency: for a sustainable, safer and more competitive Europe.
Efficient and integrated energy systems for supermarkets.
Monitoring energy efficiency of refrigerating systems under real operating conditions – methods and recommendations.
Recommended by the IIR / IIR document
Can we further improve the energy efficiency of air conditioning system significantly ?
Refrigeration sector monitoring
454 results
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...
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...
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.
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...
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...
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,...
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...
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...
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...
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...
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...
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.
Top world energy efficiency rankings.
Germany continues to lead the world in energy efficiency, Italy and Japan follow.
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...
Road to COP28. Energy efficiency and recovery of refrigerants
“Sustainability must refer to energy efficiency and circularity”, says Dr Laura Fedele, IIR expert.
IIR news
172 results
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.
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...
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...
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.
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.
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).
COOL-SAVE project distributes 1st newsletter
News about cost effective strategies to improve energy efficiency in cooling systems for the food and drink sector...
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...
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...
The IIR is involved in a new project called Cool-Save
The IIR is involved in a new project called Cool-Save. This 30-month European project comprises the development and dissemination of cost-effective strategies designed to improve energy efficiency in cooling systems in the food and drink sector.
Join the IIR to stay up-to-date!
The world of refrigeration is changing rapidly and must continue to accelerate its adaptation to the challenges of climate change: very low greenhouse effect refrigerants, greatly increased energy efficiency,...
Heat pumps, the central theme of the recent IIR Congress
An overview of the research carried out in the field of heat pumps, with the aim of achieving greater flexibility and increased energy efficiency, in particular through to the use of thermal energy...
Workshop on Supermarkets during the 5th IIR Conference on Sustainability and the Cold Chain
The workshop had the aim of presenting recent findings by the UK EUED joint project on supermarkets, the SuperSmart project and the HPT Annex44 project.
IIR Research Priorities
The IIR decided, within the framework of its Strategic Plan, to draw up a list of research priorities for the future. It hopes that these priorities will be a valuable guiding force for decision-makers in the public and private research sectors,...
Conference reports
Several IIR-co-sponsored events took place at the end of 2010: - The Pôle Cristal Symposium held in Dinan, France, on October 7-8, 2010 attracted 220 attendees. Sixteen papers were presented. - The International Congress...
Encyclopedia of Refrigeration
7 results
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...
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...
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.
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...
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...
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...
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...
