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MEASUREMENTS, EMISSIONS and DISPERSION of NOx, HC, PM10

MEASUREMENTS, EMISSIONS and DISPERSION of NOx, HC, PM10. VÄSTRA GÖTALAND. µg/m. 3. Maximum permitted values. 75. 70. 60. Environmental quiality norm. 50. Checked by measurements. 40. Upper check-level. 30. Checked by. measurements in. combination with model s.

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MEASUREMENTS, EMISSIONS and DISPERSION of NOx, HC, PM10

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  1. MEASUREMENTS, EMISSIONS andDISPERSION ofNOx, HC, PM10

  2. VÄSTRA GÖTALAND

  3. µg/m 3 Maximum permitted values 75 70 60 Environmental quiality norm 50 Checked bymeasurements 40 Upper check-level 30 Checked by measurements in combination with models Lower check-level 20 Checked by models 10 0 2001 2002 2003 2004 2005 Year Exemple for PM10 as daily mean

  4. Measurements • Emission calculations • Dispersion calculations

  5. MEASURING SITES for PM10 Gothenburg Mariestad Aspvreten Råö Borås Färgelanda

  6. Råö

  7. Aspvreten BALTIC SEA

  8. METEOROLOGICALMEASUREMENTS INBORÅS1/1 –30/6 2003

  9. MEASUREMENTSOFPM10

  10. Month mean of

  11. (all coexistent) Month mean of

  12. (no precipitation) Background thu wed thu thu fri sat sun mon tue

  13. (no precipitation) Background sat wed sun tue mon thu fri

  14. (no precipitation) Background sat wed sun mon thu fri tue

  15. (no precipitation) Street - Background sat mon fri sun wed thu tue

  16. (with precipitation) Street - Background mon fri sat wed sun tue thu

  17. Gothenburg Roof; city center mon wed sun tue sat thu fri

  18. Gothenburg Roof; city center wed fri sun sat mon thu tue

  19. Gothenburg Ratio Roof; city center sat mon thu sun tue fri wed

  20. Wind direction

  21. Wind direction

  22. Wind direction

  23. Wind direction

  24. Wind direction

  25. Wind direction

  26. How much is sea salt?

  27. Emissions from

  28. NOx (ton/Year) VOC (ton/year) 267.7 70.5 421.8 2398.8 928.4 442.4 3964.3 1206.4 707.2 803.4 Particles (ton/year) 41.0 235.5 Agriculture Forestry Housholding 302.2 Industry Other 92.1 72.7

  29. Emissions from roads

  30. Type of cars:

  31. A Cars are split up by age: B C D E F

  32. Type of road:

  33. Traffic intensity on different parts of the roads: • Year of calculation: • Traffic intensity is a function of year • Number of cars of different ages is a function of year

  34. Emissions (g/km) are functions of: • Type of car • Age of car • Type of road • Speed limit on road

  35. Cold start Hot soak

  36. Emissions from ships

  37. Emissions in cities

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