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  • Recent developments in automobile air conditioning

    Valeo has developed an environmentally-friendly air-conditioning system which meets future EU regulations. The Valeo R-744 system, based on CO2, represents a significant technological breakthrough due to the significantly higher pressure...

    • Publication date : 2004/11/19
  • 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
  • Brief: Green towers: big can be green

    The Bank of America's new 1 billion USD national headquarters in New York will be the first skyscraper to apply for a LEED (Leadership in Energy and Environmental Design) platinum rating. It will feature underfloor displacement air ventilation...

    • Publication date : 2005/06/14
  • Compressors: key trends

    Over the past few years, the design and performance of rotary, reciprocating positive displacement and dynamic compressors have been greatly improved. CO2 compressors have conquered new niches and twin-screw compressors are now increasingly used...

    • Publication date : 2005/10/26
  • US: new proposals for HFC alternatives

    On May 23, 2016, under the Significant New Alternatives Policy (SNAP) program, the US Environmental Protection Agency (EPA) listed two new R123 alternatives and expanded the acceptable uses of R513A and CO2 in air conditioning and refrigeration.

    • Publication date : 2016/07/01
    • Subjects: Regulation, HFCs alternatives
  • Thermal comfort in commercial buildings

    An article published by Consulting Specifying Engineer focuses on the factors to consider when providing thermal comfort in commercial buildings.

    • Publication date : 2017/07/05
  • US: EPA confirms two rules to reduce HFC emissions.

    HFC phase-down: The US Environmental Protection Agency (EPA) announces a ban on a number of HFC refrigerants in certain applications and tightens leak rate rules.

    • Publication date : 2017/01/17
    • Subjects: Regulation, HFCs alternatives
  • World chiller market

    According to BSRIA, world chiller demand was at USD 7.47 billion in 2016.

    • Publication date : 2018/03/09
    • Subjects: Figures, economy
  • Report reveals chilled beams potential

    Results show that for both the passive (17%) and active (22%) beams, energy consumption was lower than that of the VAV fan coil system.

    • Publication date : 2014/02/21