Dependence of HAP Emissions from Idling Aircraft on Ambient Conditions

<span style="FONT-SIZE: 11pt; LINE-HEIGHT: 95%; FONT-FAMILY: Arial; LETTER-SPACING: -0.1pt"><font size="3"><o:p><p class="MsoNormal" style="MARGIN: 0in 0in 0pt; LINE-HEIGHT: 150%; TEXT-ALIGN: justify; mso-hyphenate: none; tab-stops: -.5in"><strong><span style="FONT-SIZE: 11pt; LINE-HEIGHT: 150%; FONT-FAMILY: Arial; LETTER-SPACING: -0.1pt"></span></strong><span style="FONT-SIZE: 11pt; LINE-HEIGHT: 150%; FONT-FAMILY: Arial; LETTER-SPACING: -0.1pt"><o:p></o:p></span></p><p class="MsoNormal" style="MARGIN: 0in 0in 0pt 0.5in; LINE-HEIGHT: 150%; TEXT-ALIGN: justify; mso-hyphenate: none; tab-stops: -.5in"><span style="FONT-SIZE: 11pt; LINE-HEIGHT: 150%; FONT-FAMILY: Arial; LETTER-SPACING: -0.1pt">Frequently, commercial airport operators are asked to estimate the magnitude of toxic emissions from airport-related sources.<span style="mso-spacerun: yes"> </span>These requests may come from government officials, courts or concerned community groups.<span style="mso-spacerun: yes">  </span>One of the key categories of potentially toxic emissions is Hazardous Air Pollutant (HAP) emissions and the most important source of airport related HAPs compounds at most commercial airports is idling jet engines.<span style="mso-spacerun: yes">  </span>This is because the HAPs emissions of modern jet engines are very small at power settings greater than idle.<span style="mso-spacerun: yes">  </span>It is therefore critical to understand the rate of HAPs emissions at low power settings.<span style="mso-spacerun: yes">  </span>These emissions will vary as a function of thrust setting, environmental variables (especially temperature) and engine type. <span style="mso-spacerun: yes"> </span>In order to properly estimate airport HAP emissions it is necessary to better understand the aircraft engine emission factors as a function of these variables. </span></p></o:p></font></span>

Language

  • English

Project

  • Status: Proposed
  • Funding: $500000.00
  • Contract Numbers:

    Project 2-03A

  • Sponsor Organizations:

    Federal Aviation Administration

    800 Independence Avenue, SW
    Washington, DC  United States  20591

    Airport Cooperative Research Program

    Transportation Research Board
    500 Fifth Street, NW
    Washington, DC    20001
  • Project Managers:

    Goldstein, Lawrence

  • Start Date: 20080501
  • Expected Completion Date: 0
  • Actual Completion Date: 0
  • Source Data: RiP Project 17228

Subject/Index Terms

Filing Info

  • Accession Number: 01459980
  • Record Type: Research project
  • Source Agency: Transportation Research Board
  • Contract Numbers: Project 2-03A
  • Files: TRB, RiP, USDOT
  • Created Date: Jan 3 2013 1:16PM