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Development of air quality models in Chile. by Rainer Schmitz Department of Geophysics University of Chile Research Center Karlsruhe IMK-IFU, Germany. First Air Quality Workshop for the GURME Latin America project, Santiago de Chile, 2003 . Use of air quality models in Chile.

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Development of air quality models in chile l.jpg
Development of air quality models in Chile

by

Rainer Schmitz

Department of Geophysics

University of Chile

Research Center Karlsruhe IMK-IFU, Germany

First Air Quality Workshop for the GURME Latin America project, Santiago de Chile, 2003


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Use of air quality models in Chile

Institutions and their respective models:

  • CENMA (Casmassi)

  • University of Santiago (Neural Networks)

  • Chilean Weather Office (MM5)

  • CONAMA/CENMA (AIRVIRO, HIRLAM/MATCH)

  • Catholic University (UAM, CAMx, CALMET)

  • University of Chile

    Department of Geophysics

    (CADM, MM5, MM5/Chemistry (MCCM), WRF)

    Center for Mathematical Modelling (HIRLAM/MATCH)

  • Others (KAMM/DRAIS)

First Air Quality Workshop for the GURME Latin America project, Santiago de Chile, 2003


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Santiago de Chile

40km

First Air Quality Workshop for the GURME Latin America project, Santiago de Chile, 2003


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Santiago de ChileTypical synoptic situations

Winter

Summer

20 S

50 S

Garreaud et al., 2002

First Air Quality Workshop for the GURME Latin America project, Santiago de Chile, 2003


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Problems for winter air quality forecast

PM10 concentrations between June 20-22, 2000

Emissions

Surface winds at 21 hrs (LT)

First Air Quality Workshop for the GURME Latin America project, Santiago de Chile, 2003


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Actual Forecast

Diagnostic air

quality data

Multiple regression

analysis

Forecast

Diagnostic meteo-

rology data

Neural network

Forecast

Subjective meteo-

rological forecast

First Air Quality Workshop for the GURME Latin America project, Santiago de Chile, 2003


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Model developmentPM10

Mixing layer height according to MM5 forecast

Concentrations in Pudahuel and Parque O'Higgins

First Air Quality Workshop for the GURME Latin America project, Santiago de Chile, 2003


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Model developmentPM10

Diagnostic air

quality data

Multiple regression

analysis

Forecast

Diagnostic meteo-

rology data

Neural network

Forecast

Prognostic meteoro-

logical data from NWP

First Air Quality Workshop for the GURME Latin America project, Santiago de Chile, 2003


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Dynamical models with forecasting potential

CADM (Chilean Air pollution Dispersion Model)

Off-line

Meterology: MM5

Gas phase: RADM2

Aerosols: MADE/SORGAM

MM5/Chemistry (MCCM)

On-line

Meteorology: MM5

Gas Phase: RADM2

Aerosols: MADE/SORGAM

WRF/Chemistry

On-line

Meteorology: WRF

Gas Phase: RADM2

Aerosols: MADE/SORGAM

First Air Quality Workshop for the GURME Latin America project, Santiago de Chile, 2003


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CADM (CO)

First Air Quality Workshop for the GURME Latin America project, Santiago de Chile, 2003


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CADM (Ozone)

Las Condes

mg/m3

Seminario

mg/m3

Observation

Simulation

First Air Quality Workshop for the GURME Latin America project, Santiago de Chile, 2003


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Problems for summer air quality forecast

  • Emission inventories

  • Model validation

First Air Quality Workshop for the GURME Latin America project, Santiago de Chile, 2003


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WRF/Chemistry

PM10

PM2.5

(from NOAA/FSL)

First Air Quality Workshop for the GURME Latin America project, Santiago de Chile, 2003


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MM5/Chemistry

Aerosols

Ozone

First Air Quality Workshop for the GURME Latin America project, Santiago de Chile, 2003


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Computational infrastructure

  • Linux Cluster

    • 10 nodes with dual Pentium 4 processors

    • SCALI interconnect

  • Digital alpha 4100

First Air Quality Workshop for the GURME Latin America project, Santiago de Chile, 2003


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Resources

  • Economic resources

    • Present: Funding from CONAMA

    • Future: Research projects, private sources

  • Human resources

    • Master students

First Air Quality Workshop for the GURME Latin America project, Santiago de Chile, 2003


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