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  • Residential CO2 heat pump system for combined space heating and hot water heating

    This paper was presented at the IIR Gustav Lorentzen Conference in Glasgow (Sep. 2004). A theoretical and experimental study was carried out for a residential brine-to-water CO2 heat pump system for combined space heating and hot water heating - a...

    • Publication date : 2004/11/24
  • Heat pump market in the german new residential buildings

    According to the German Federal Bureau of Statistics, the share of heat pumps used as primary heating device for newly constructed residential buildings was 32,2% in 2013 - a gain of 2% compared to 2012.

    • Publication date : 2014/10/23
    • Subjects: Figures, economy
  • German heat pump market situation

    The market share of heat pumps installed in newly erected residential buildings increased from 13.2% in 2007 to 32.2% in 2013.

    • Publication date : 2016/02/09
    • Subjects: Figures, economy
  • 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
  • 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
  • Japanese households don’t make the most of reversible heat pumps

    Despite a high market penetration, less than half of Japanese households use their reversible heat pumps for heating.

    • Publication date : 2024/02/23
    • Subjects: General information
  • For IIR members only

    Insight into the recent decline in heat pump sales in Europe

    The EHPA reports that heat pump sales in 14 European countries fell by around 5% overall in 2023 compared to 2022. 

    • Publication date : 2024/03/27
    • Subjects: Figures, economy
  • 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
  • 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
  • Markets: Heat Pumps

    - Heat pumps hot in Europe According to the Swedish Heat Pump Association, SVEP, the Swedish market for domestic heat pumps has developed greatly over the last ten years, with over 100 000 heat pumps being sold in 2004. Exhaust air heat...

    • Publication date : 2006/05/05
  • 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
  • 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
  • Briefs: Japanese experts in favour of heat pumps

    According to a recent study "Heat Pumps — Long Awaited Way out of Global Warming," released by the Heat Pump and Thermal Storage Technology Centre of Japan (HPTCJ), released in October 2007, wider use of heat pump technology in Japan would result...

    • Publication date : 2008/02/12
  • 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
  • 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
  • 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 : English, French
    • Themes : Hydrocarbons, Containment, refrigerant charge reduction