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  • Efficiency of ground source heat pump systems

    Ground source heat pumps (GHSP) have been reported to be more efficient than more widespread air source heat pumps despite higher installation costs. A recent article has reviewed parameters impacting the energy...

    • Publication date : 2021/03/29
    • Subjects: Technology
  • The high potential of ground-source heat pumps to decarbonise the European building sector

    A potential reduction of 20-40% and 30-50% of energy demand in buildings, for heating and cooling respectively, could be achieved through increased use of geothermal heat pumps. 

    • Publication date : 2022/05/27
  • For IIR members only

    China heat pump market in 2023

    Although the country still relies heavily on coal for heating, China is currently the only major market where heat pumps sales grew in 2023, when global sales declined by 3%...

    • Publication date : 2024/04/26
    • Subjects: Figures, economy
  • Martinique: a geothermal cooling network project

    Storengy and TLS Geothermics have been granted a research permit to explore the subsoil of Martinique and the potential of geothermal energy. Engie Solutions will bring its expertise in heating and cooling...

    • Publication date : 2021/09/03
    • Subjects: Environment
  • Recent geothermal energy-based district cooling projects

    In December 2023, district cooling projects using geothermal energy were launched in France and the United Arab Emirates.

    • Publication date : 2024/01/25
    • Subjects: Technology
  • Geothermal energy to power a cold storage facility

    Two remote off-grid villages on a Fijian island are looking forward to their first reliable source of refrigeration thanks to their local hot spring.

    • Publication date : 2017/10/17
    • Subjects: Developing country
  • 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: General information, Technology
  • Brief: Protrait of an optimal system

    With looming commitments under the Kyoto Protocol, energy efficiency in buildings, including in art galleries, is essential. Paintings not only require an aesthetic environment, but one in which the air temperature and humidity is controlled. The...

    • Publication date : 2006/05/05
  • Heat pumps

    - Analysis of sales of heat pumps in Austria over 2003 and 2004 has shown good growth in the heating and controlled dwelling ventilation segments. The figures were compiled with the National Ministry for Transportation, Innovation and Technology,...

    • Publication date : 2005/07/19
  • 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
  • Earth-to-air heat exchanger for air conditioning in a Colombian tropical weather

    In a recent theoretical study, a passive cooling system using an earth-to-air heat exchanger (EAHE) was modelled for the Colombian tropical weather.

    • Publication date : 2021/08/02
    • Subjects: Developing country, Technology
  • IIR conference report: Padua

     Two IIR events organized by Prof. Renato Lazzarin have just been held in Padua, Italy: - Sources/Sinks alternative to the outside Air for Heat Pump and Air-Conditioning Techniques took place on April 5-7, 2011. Heat sources and heat sinks of...

    • Publication date : 2011/05/19
  • Phare Tower

    Morphosis's Phare (Lighthouse) Tower is to go up in La Défense, France. Thom Mayne, the Design Director, describes the future landmark building as follows: "Moving around the tower, it appears to shift continually, distinct from different vantage...

    • Publication date : 2007/05/04
  • 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
  • European heat pump market by energy source

    Air remains the dominant energy source. Nearly all air source heat pumps are now reversible, being able to provide heating and cooling.

    • Publication date : 2016/11/26
    • Subjects: Figures, economy