Search results

  • Assessing indoor air quality: Air cleaners

    The quality of indoor air and how to assess it are increasingly raising concern, whether this is related to the efficiency of air-conditioning systems or of air cleaners. Air-cleaner market is doing fine. According to the Environmental Protection...

    • Publication date : 2008/02/12
  • Assessing indoor air quality: Air conditioning

    The quality of indoor air and how to assess it are increasingly raising concern, whether this is related to the efficiency of air-conditioning systems or of air cleaners. Air conditioning against high CO2 levels. According to a recent KPMG study...

    • Publication date : 2008/02/12
  • Air conditioning

    - Domestic and export sales of Chinese air conditioners set new records in the 2004 refrigeration year (September 2003-August 2004). Sales on the domestic market reached 26 million units and exports reached 25 million units. Export sales were up...

    • Publication date : 2005/07/19
  • Solar Air conditioning

    With high summer temperatures, air-conditioning and thermal comfort are increasingly important issues, but raise the challenges of high energy consumption and of environmental consequences. Three recent projects use solar energy to operate...

    • Publication date : 2007/08/05
  • Markets: Air Conditioning

    - World market trendIn 2000 the world air conditioner market stood at about 41 million units, reaching 58 million units in 2004, and with predictions for 2005 at 60 million. In China, the world market leader, the 2005 market figure...

    • Publication date : 2006/05/05
  • Automobile air conditioning

    Toyota has developed a super lightweight external variable displacement compressor for automobile air conditioning, which helps conserve energy and resources and reduces CO 2 emissions. Conventionally, fixed displacement compressors were installed...

    • Publication date : 2005/02/11
  • 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: Technology, Developing country
  • Briefs: Electronic air conditioning

    David Sattler, from Sattler Consulting, a Melbourne-based firm (Australia) was awarded an AUD 80000 federal government grant to further his work on a new type of air conditioner, allowing for large cooling effects (and a heating potential) with...

    • Publication date : 2011/02/11
  • Figures: China: Air conditioning

    According to recent figures issued by the China Commodity Marketplace, China produces 70% of air conditioners worldwide. Production reached 63 million units between August 1, 2006 and July 31, 2007. The main cause of such high figures is the rapid...

    • Publication date : 2008/02/12
  • Solar absorption air conditioning

    When do you need air conditioning? When it is hot and sunny. This is why Broad Air Conditioning, China, one of the world's largest manufacturers of direct-fired absorption chillers, has been focusing on solar absorption air-conditioning systems...

    • Publication date : 2006/11/15
  • Trends: air conditioning: US

    According to the Air Conditioning and Refrigeration Institute (ARI), there was a sharp rise of 73% in US factory shipments of central air-conditioners and air-source heat pumps, totalling 7 387 173 units shipped between October 2004 and the same...

    • Publication date : 2006/01/28
  • Trends: air conditioning: India

    The Indian air-conditioning industry shows a healthy growth rate of 25-30% for 2005 according to data collected by the Refrigeration and Air-conditioning Manufacturer's Association (RAMA). Worth approximately EUR 1 billion, excluding the consumer...

    • Publication date : 2006/01/28
  • Mobile air conditioning: VDA

    VDA officially opts for CO2 mobile air conditioning The German Association of the Automotive Industry (VDA) recently confirmed that the German car industry has chosen the natural refrigerant CO2 (R-744) for future mobile air conditioning. VDA...

    • Publication date : 2007/11/20
  • H2 update: Air Liquide

    The European Commission is providing€ 67.6 million in funding for Air Liquide's Horizon Hydrogen Energy (H2E) Innovation Program. The 7-year overall programme aims at building sustainable and competitive hydrogen-energy solutions and will require...

    • Publication date : 2009/02/25
  • Trends: air conditioning: China

    According to a report by the Market Economy Research Institute of the State Council Development and Research Centre, China may be facing the risk of stockpiling almost 30 million air-conditioning units next year. The total output of air...

    • Publication date : 2006/01/28
  • For IIR members only

    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 : 2022/10/12
    • Langues : French, English
    • Themes : Ice creams
  • Cryogenics in the pharmaceutical industry: drug design and bioavailability improvement

    Research activities in the pharmaceutical sector focus primarily on developing novel drug formulations which can elicit the desired response upon being administered to the patient...

    • Last update : 2022/11/21
    • Langues : French, English
    • Themes : Freeze-drying in biology and medicine, Cryobiology, cryomedicine: general information
  • 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…)
  • 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
  • Global HFC emissions from the refrigeration sector

    This table shows HFC emissions from the refrigeration sector – including air conditioning – in million tonnes of CO2 equivalent for about 40 countries that are signatories...

    • Last update : 2022/01/20
    • Langues : English
    • Themes : General information on environment (climate change, ozone depletion…)
  • 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
  • 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)
  • Thermophysical properties of hydrocarbon refrigerants

    Thermophysical properties of over 20 hydrocarbon refrigerants, including single-component and blends.

    • Last update : 2022/06/17
    • Langues : English
    • Themes : Hydrocarbons, Blends
  • For IIR members only

    Heat pump stock in Europe

    This table presents the stock of installed heat pumps, the CO2 emissions avoided and the number of jobs in the heat pump sector in Europe.

    • Last update : 2021/12/14
    • Langues : English
    • Themes : Heat pumps, energy recovery: economics and statistics
  • 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 : 2022/06/20
    • Langues : French, English
    • Themes : LNG and LPG
  • Thermophysical properties of HFC refrigerants

    Thermophysical properties of over 100 HFC refrigerants, including single-component and blends.

    • Last update : 2022/06/17
    • Langues : English
    • Themes : HFCs, HFO et HCFO, Blends
  • Thermophysical properties of HFO refrigerants

    Thermophysical properties of over 50 HFO refrigerants, including single-component and blends.

    • Last update : 2022/06/17
    • Langues : English
    • Themes : HFO et HCFO, Blends
  • Nanorefrigerants

    Nanorefrigerants are created by adding nanoparticles in suspension to a base refrigerant. They have a thermal conductivity that is 15% to 104% higher than that of the corresponding...

    • Last update : 2022/06/17
    • Langues : English, French
    • Themes : Nanofluids