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Recommended by the IIR / IIR document
Barocaloric cooling and heating.
Vliv tepelných ztrát rozvodu a ochlazování otopné vody na návrh otopné soustavy.
Effect of heat distribution losses and cooling of heating water on design of heating system.
Heat pumps (heating only). Fact Sheet 11.
IIR document
Experimental research on the heating performance of a flat-heat-pipe heating system integrated with phase change material and thermoelectric unit.
Nuevos requisitos europeos para aparatos de calefacción y calefactores combinados: caso de las bombas de calor aire/agua.
New European requirements for the heating and combined heating devices: air/water heat pumps case.
Radiant heating and cooling systems. 1.
Calibração e testes de um modelo simplificado de baterias de aquecimento com diferentes correlações para a effectividade.
Calibration and tests of a simplified model of heating battery with different efficiency correlations.
Simulation of a magnetocaloric heating network.
Self-powered heating: efficiency analysis.
Modelo dinámico para pequeñas redes urbanas de calefacción en las zonas rurales.
Dynamic model for small district heating networks in rural areas.
Performance modeling and analysis of a thermoelectric building envelope for space heating.
Integration of heating, cooling, and heat pumps in an industrial plant internally or connected to local district heating.
Mogucnosti individualnog iskljucenja sa sistema daljinskog grejanja.
Possibilities of individual disconnection from the district heating system.
Comparison and analysis of combined cooling and heating schemes of an office building.
[In Chinese. / En chinois.]
Heating of a supermarket with the refrigeration system.
Refrigeration sector monitoring
138 results
District heating and cooling in Europe: the share of renewable energy
District heating and cooling networks continue to expand in Europe, further integrating renewables and waste heat sources.
State of play of district heating and cooling in Europe
District heating and cooling can represent an interesting opportunity as part of the decarbonisation of the heating and cooling sector. A study takes stock of existing networks...
Heat pumps : the core technology for sustainable heating
A recent report by the IEA highlights that heat pumps are essential to reducing the use of natural gas for heating, while improving energy security, reducing emissions and ensuring...
Radiative cooling: smart materials to switch from heating to cooling
Researchers have developed a radiative thermal management device, composed of several layers of reflective/absorbent materials, capable of switching between heating and cooling...
5th generation district heating and cooling networks in Europe
A recent generation of district heating and cooling networks is developing in Europe, using low temperature renewable energy heat sources (such as shallow...
Renewable energy consumption for heating and cooling in the EU
Over one fifth of energy used for heating and cooling from renewable sources in the EU.
Renewable energy for heating and cooling in the EU in 2022
The share of renewable energy sources for heating and cooling in the EU increased to 25% in 2022.
Renewable energy for heating and cooling in the EU in 2021
The share of renewable energy sources for heating and cooling in the EU stagnated in 2021, due to the overall increase in gross consumption of all fuels as a result of the post...
Renewable energy for heating and cooling in the EU in 2020
The share of renewable energy sources used for heating and cooling in the EU continues to increase steadily, from 22% in 2019 to 23% in 2020. The share was above 50% in six Member...
Spain: action plans for heating and cooling at local level
In June 2024, la Fundación Renovables issued a guide to promote sustainable cooling in Spanish cities with more than 45,000 inhabitants. Solutions include installing heat pumps,...
Solar heating and cooling: key trends and challenges
In 2020, the solar thermal energy yield amounted to 407 TWh, which correlates to savings of 43.8 million tons of oil and 141.3 million tons of CO2. Although still only a niche market, solar cooling...
The HVACR workforce in the United States
According to the Bureau of Labor Statistics, there were over 800,000 technician and engineer jobs related to heating and refrigeration in the US in 2021.
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...
Reducing the economic costs of a direct-use geothermal heating system
Italian researchers have modelled a polymer heat exchanger to reduce the cost of a direct-use geothermal heating system for a single building in the active volcano district of the...
The heating & air conditioning market in the US
According to a report market published by Ibis World international in October 2013, industry revenue has declined at an annual rate of -1.4% to USD 61 billion for the period 2008-2013.
IIR news
68 results
Invitation to join the IIR working group: Solid-state cooling and heating
Established last year, this latest IIR working group aims to promote international research collaboration to provide energy efficient and environmentally friendly solutions for a variety of solid-state...
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...
Join our training course and officially become a new Ambassador for clean cooling and heating!
Experts and representatives from three sister projects in different regions of the world: ENOUGH in Europe, INDEE+ in India and ACES in Africa are arranging a free one-hour training course on clean cooling and...
New IIR Informatory Note on Air-source heat pumps for space heating and cooling
The IIR has issued a new Informatory Note on Air source heat pumps for space heating and cooling. A summary for policymakers and a Chinese version of this note have also been published.
Register for Free: 51st International HVAC&R Congress and Exhibition
This event brings together representatives from all professions involved in the planning, construction and installation of energy systems in buildings.
Highlights from the 52nd International HVACR Congress and Exhibition
The opening ceremony of the 52nd International HVACR Congress and Exhibition was led by the President of the Association for HVAC and by the Vice President of the Serbian Union of Mechanical and...
Beyond Refrigeration – The IOR annual conference 2021 focuses the industry on steps to net zero
This year’s IOR Annual Conference in April tackled one of the biggest issues facing users of refrigeration, air conditioning and heat pumps – the journey to net zero.
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.
Discover the winners of the prestigious awards presented at the 51st HVAC&R Congress and Exhibition
Despite being organised under particular circumstances this year, the Congress maintained high interest from key refrigeration stakeholders across Europe.
Working Group on the thermal management systems for electric vehicles
The IIR has decided to set up a working group on this subject. Experts from different countries are invited to join. We need you!
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...
Past events: the IIR Worldwide - Mars 2023
The Director General of the IIR was at the 2nd International Symposium on "Refrigeration, Energy and the Environment” in Tunisia and the beginning of 2023 was marked by the active participation of the...
March 2023: An active communication and awareness campaign for INDEE+
March 2023 was marked by a series of communication events for INDEE+, gathering all project partners and key Indian HVAC&R stakeholders in India.
Experience the unforgettable in Japan at ICR2015: It’s not just about refrigeration, it’s also about fun!
ICR2015: Discover the plenary speakers, technical tours, and popular tours and activities
SophiA at ESEF 2024 in Abidjan
SophiA will organise a 3-hour hybrid workshop focused on ongoing solar cooling and heating projects in the ECOWAS region.
Encyclopedia of Refrigeration
3 results
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...
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...
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...
