AAF_CPC

Overview:

The condensation particle counter (CPC 3010, TSI) measures the number concentration of aerosols from 10 nm to 3 mm. The condensation particle counter (CPC 3025, TSI) measures the number concentration of aerosols from 3 nm up to 3 mm. In G1, two CPCs were operated using an external pump. The CPC 3010 flow rate was maintained at 1 LPM using a critical orifice and CPC 3025 is maintained at 1.5 LPM. Two CPCs were installed after iso-kinetic inlet and an aerosol flow diluter, which has a dilution factor varied from 1 to 10 with the relative uncertainty of 30%.
Contact Info:
Name: Fan Mei
Email: fan.mei@pnnl.gov Phone: (509) 375-3965
Street: City: Richland
State: WA Postal: 99352
Investigator(s): Fan Mei
Jason Tomlinson
Publication Info:
Publication Date: Publication Place: Publisher:
Data Format: ascii (ICARTT format: http://www-air.larc.nasa.gov/missions/etc/ESDS-RFC-019-v1.1_0.pdf)
Data Update Frequency: none
Abstract: The condensation particle counter (CPC 3010, TSI) measures the number concentration of aerosols from 10 nm to 3 mm. The condensation particle counter (CPC 3025, TSI) measures the number concentration of aerosols from 3 nm up to 3 mm. In G1, two CPCs were operated using an external pump. The CPC 3010 flow rate was maintained at 1 LPM using a critical orifice and CPC 3025 is maintained at 1.5 LPM. Two CPCs were installed after iso-kinetic inlet and an aerosol flow diluter, which has a dilution factor varied from 1 to 10 with the relative uncertainty of 30%.
Purpose: Data were collected in order to provide the aerosol number concentration along the plume.
Site Information:
Sites North West South East
N/A
Content Time Range: Begin: 2013.07.15 End: 2013.10.22
Instrument(s): CPC (condensation particle counter, TSI model 3010 and ultrafine condensation particle counter, TSI model 3025)
Scientific Measurements(s):
Measurement name Variables
Aerosol concentration
Stratum Keyword(s):
atmosphere
Data Quality:
Attribute Accuracy: No formal attribute accuracy tests were conducted
Positional Accuracy: No formal positional accuracy tests were conducted
Consistency and Completeness Report: Data set is considered complete for the information presented, as described in the abstract.Users are advised to read the rest of the metadata record carefully for addtional details. QC flag is included as the last column of the dataset.
Access Restriction: No access constraints are associated with this data.
Use Restrictions: No use constraints are associated with this data.
Tools:
Tool/Model Description:
Tool/Model Contact:
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Distribution Info:
Organization Name: ARM Archive User Services
Email: armarchive[at]ornl.gov Phone: 1-888-ARM-DATA
Street: Oak Ridge National Laboratory City: Oak Ridge
State: Tennessee Postal: 37831-6290