voc gas dilution Articles

  • Minimizing Operating Costs in VOC Abatement Equipment

    Untitled Document As governmental regulations of environmental emissions become more restrictive, the average concentration of Volatile Organic Compounds (VOC's) has decreased as more ...

  • The NILU tracer gas technique

    A tracer gas technique has been developed by the Norwegian Institute for Air Research (NILU) to study emission rates, dilution and diffusion of gases. The technique has been applied in several countries to quantify diffuse VOC leakages from refineries, petrochemical plants and oil production platforms.  The tracer gas techniqueThe dual tracer gas system developed by NILU has been applied in ...

  • Vertical and Diurnal characterization of volatile organic compounds in ambient air in Urban areas

    More than half of the world’s population lives in cities, and their populations are rapidly increasing. Information on vertical and diurnal characterizations of volatile organic compounds (VOCs) in urban areas with heavy ambient air pollution can help further understand the impact of ambient VOCs on the local urban environment. This study characterized vertical and diurnal variations in ...

  • US EPA airmOzone TESTS

    The US EPA leads Photochemical Assessment Monitoring Stations programs (PAMS) for more than 15 years and many equipments used at PAMS sites are old and need to be replaced. That is why US EPA has conducted a material review of fully automatic GC units able to by analyze the 56 VOC ozone precursors of the PAMS list. They planned to perform an evaluation in two steps : - Laboratory evaluation of ...


    By Chromatotec Group

  • EPA - China case study

    The first online air quality monitoring network for a 27 km2 industrial area The monitored area Situated south of Shanghai, in Zhejiang province Heavily industrialized area Main activity: fine chemicals 10 plants under surveillance, under the authority of the Chinese governmental agency for environmental protection (EPA) ...


    By Alpha MOS Environment

  • TVOC measurement for LEED/green building evaluation

    Total Volatile Organic Compounds (TVOC) may be evaluated when building designers/managers are pursuing the Leadership in Energy and Environmental Design Green Building Rating System for New Construction (LEED-NC) EQ Credit 3.2. The latest LEED-NC guidance document specifies that the maximum allowed concentration of TVOC measured in a building (post construction, pre-occupancy) is 500 µg/m3; the ...


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