The measurement site in Central Amazonia

36 Pages·2013·4.2 MB·English

by  Joel Brito

The measurement
Aerodyne Users Meeting
site in Central Amazonia
Prague, September 7, 2013
Rbio Cuieiras
Manaus
Joel F. Brito and Paulo Artaxo
Dry aerosol (RH<40%)
Institute of Physics
Site continuously operational since Feb 2008.
University of São Paulo - USP
[email protected],br
The ZF2 measurement
site in Central Amazonia
Rbio Cuieiras
Manaus
Dry aerosol (RH<40%)
Site continuously operational since Feb 2008.
Manaus ZF2 site: Instruments, dryer and ACSM
-80 -70 -60 -50 Porto Velho
The measurement site in
Porto Velho, Rondonia
-10
5
-11
-12
-64 -63 -62 -61
-5
-15 -15
-25 -25
-80 -70 -60 -50 -40 -30
Porto Velho site
Sampling site
in Porto Velho
Manacapuru: The GoAmazon 2014 site
Manacapurú
Four years continuous aerosol sampling in two sites: Pristine: Central Amazonia
at ZF2 LBA and ATTO towers. Perturbed: Porto Velho, Rondonia.
Absorption: MAAP (637 nm) and Aethalometer (7λ)
Scattering: TSI (450, 550, 700 nm) and Aurora 3000 Nephelometers
DRY aerosol (RH<40%) , PM inlet
2.5
AERONET (7 Sites), MODIS+CERES aerosol radiative forcing
Instruments Analysis
PM PM Nuclepore Filters Fine and coarse mode particulate matter & trace elements
10 2.5
PM Quartz Filters EC/OC analysis using a Sunset and EUSAR protocol
2.5
MAAP (Thermo@637 nm) Aerosol light absorption and Black Carbon concentration
Aethalometer (Magee Sci. 7λ) Spectral aerosol light absorption and BC concentration
Nephelometer (TSI 3563) Aerosol light scattering at 3 wavelengths
TEOM (Thermo Dual Channel) Fine and coarse mode particulate matter
SMPS (TSI+3772) Aerosol Number Size Distribution (10 to 450 nm)
OPC (GRIMM) Aerosol Number Size Distribution (0.25-10 µm)
CPC (TSI 3772) Particle number concentration
ACSM (Aerodyne) Non-refractory aerosol composition for d<1.0µm.
O , CO, CO (Picarro+Thermo) Trace gas concentrations
3 2
ACSM measurements in Amazonia- Overview
Parameter TT34 TT34 Manacapuru Porto Velho
Wet Season Dry Season Dry Season Dry Season
Org mass (µg/m³) 0.49 2.79 5.93 11.34
Org contribution 81.1 % 87.6 % 89.3 % 92.0 %
SO4 mass (µg/m³) 0.05 0.11 0.27 0.34
SO4 contribution 8.6 % 3.7 % 4.1 % 2.8 %
NO3 mass (µg/m³) 0.02 0.09 0.16 0.18
NO3 contribution 3.9 % 3.0 % 2.5 % 1.5 %
NH4 mass (µg/m³) 0.03 0.17 0.27 0.44
NH4 contribution 5.6 % 5.5 % 4.1 % 3.6 %
Total mass (µg/m³) 0.61 3.19 6.64 12.33
Manaus ACSM 2013 wet season measurements
PM1~0.61 µg/m³