10-years air pollution research in london
DESCRIPTION
10-Years Air Pollution Research In London. 10-Years Air Pollution Research In London. Sources of particles from a vehicle. exhaust. brake wear. resuspension. tyre wear. road surface wear. Emissions dependent upon vehicle speed (resuspension, tyre and road surface wear) - PowerPoint PPT PresentationTRANSCRIPT
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10-YearsAir Pollution Research In London
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10-YearsAir Pollution Research In London
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Sources of particles from a vehicle
Emissions dependent upon• vehicle speed (resuspension, tyre and road surface wear)• engine revs and load (exhaust)• driving mode (exhaust, brake, tyre, road surface)• materials (brakes, tyres, road surface)• fuel and lubricant (exhaust)• vehicle weight and aerodynamics (resuspension)• road surface silt loading (resuspension)
exhaust
resuspension
tyre wear
road surface wear
brake wear
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6
Road Transport Projections: April 2009 Base
Tim Murrells & Yvonne Li
Air Pollution Research in London – Transport & Noise Group Meeting
Imperial College
6th July 2009
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ACTUAL
“Buildings don’t just withstand climate, they change it”
Aim: to challenge urban engineering practice
by incorporating urban climate knowledge
Funded by EPSRC under the Challenging Engineering programme
Advanced Climate Technology Urban Atmospheric Laboratory(5 years, started March 2009)
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Measurement sites(REPARTEE I & II)
Regent’s Park
BT Tower
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REPARTEE campaign 2007
Regents Park
Lidar Site BT TowerDAPPLE roof site
Aim:Intensive observations of aerosols, trace gases and boundary layer dynamics to quantify variability in urban pollutants due to both chemical and meteorological processes.
Special Issue in Atmospheric Chemistry and Physics!
• Collaborators: Birmingham, York, Manchester, Salford (FGAM), Reading, CEH, Lancaster, Leicester, Cambridge, Environment Agency, Bristol
c. 1.6 km
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REGENTS PARK FROM THE TOWER
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THE REGENTS PARK AND TOWER ENVIRONMENTAL EXPERIMENT
REPARTEE 2006 & 2007
Roy M. HarrisonUniversity of Birmingham
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The use of the BT Tower in Environmental Research in
London
APRIL meeting, 26th Jan 2010
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Site geometry
–Buildings different heights so expect asymmetries.
• Open arc may add to complexity.
• Site 2 further into canyon than site 1.
With Permission of Microsoft Virtual Earth
1 23
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APRIL Members
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10-YearsAir Pollution Research In London
Current Projects
• 2011-2016: Pollution from Outdoor Sources in the Indoor Environment (POSIE) - planned
• 2010-2013: Clean Air for London (ClearfLo)
• 2009-2014: Advanced Climate Technology Urban Atmospheric Laboratory (ACTUAL)
• 2010: PM10 Source Apportionment Study
• 2007-2011: Open Air Laboratories (OPAL)
• 2003-2010?: 3D London Air Quality
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Past Projects
• 2006-2010: Dispersion of Air Pollution and its Penetration into Local Environment (DAPPLE2)
• 2002-2006: Dispersion of Air Pollution and its Penetration into Local Environment (DAPPLE1)
• 2006-2007: Regent’s Park and BT Tower Environmental Experiment (REPARTEE)
• 2006-2007: Air Quality Management in London and Moscow (PECE)
• 2005-2006: 3D Pollution Mapping
• 2004-2006: Epping Forest: Air Pollution Impact Study
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Outputs
http://www.londonair.org.uk/london/asp/virtualmaps.asp?view=maps
http://www.dapple.org.uk/exposure%2003.html
http://www.youtube.com/watch?v=P-pWWj6szNs
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Recent APRIL Meetings
2010• May: POSIE project development meeting• (May: Natural Environment group day-out)• April: PM10 Source Apportionment Workshop• (March: Modelling Workshop – Imperial)• March: DAPPLE Workshop• January: BT Tower Research Meeting• January: Steering Committee Meeting
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2009
• Dec: Climate Change – GHG Measurements sub-group meeting
• Nov: Natural Environment group meeting• Oct: POSIE project development meeting• Sep: POSIE project development meeting• Sep: Steering Committee meeting• Jul: Transport and Noise group meeting• Jun: Health and Exposure group meeting• Mar: Steering Committee meeting• Mar: Climate Change – GHG Measurements
sub-group meeting• Jan: APRIL-NIAM Conference
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10-Years
Collaboration:
• 2009: NIAM/APRIL workshop on Reducing Environmental Impacts of Transport with Behavioural Change
• 2009: Defra/APRIL workshop on Economic Valuation of Ecosystems
• 2008: USEPA/APRIL workshop on Exposure Science
Dissemination:
• 2010 DAPPLE2 end-of-project meeting
• 2010 BT Tower Air Pollution Research meeting
• 2006 DAPPLE1 end-of-project meeting