1 / 26

Shoichi Taguchi/AIST Acknowledgements Hartmut Srtorius/Bundesamt fur Strahlenschutz, Germany

Evaluation of transport models using radon concentrations at Freiburg, Schaunisland and Mauna Loa 25,April, 2007, TransCom Purdue Meeting. Shoichi Taguchi/AIST Acknowledgements Hartmut Srtorius/Bundesamt fur Strahlenschutz, Germany

nani
Télécharger la présentation

Shoichi Taguchi/AIST Acknowledgements Hartmut Srtorius/Bundesamt fur Strahlenschutz, Germany

An Image/Link below is provided (as is) to download presentation Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author. Content is provided to you AS IS for your information and personal use only. Download presentation by click this link. While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server. During download, if you can't get a presentation, the file might be deleted by the publisher.

E N D

Presentation Transcript

  1. Evaluation of transport models using radon concentrations at Freiburg, Schaunisland and Mauna Loa25,April, 2007, TransCom Purdue Meeting Shoichi Taguchi/AIST Acknowledgements Hartmut Srtorius/Bundesamt fur Strahlenschutz, Germany Wlodek Zahorowski/Austraian Nuclear Science and Technology Organization

  2. Contents • TransCom/Models • Freiburg(FRB) and Schauinsland(SCH) • Planetary boundary layer/Diurnal variations • Mauna Loa (MLO) • Long range transport • Events

  3. Models

  4. Emissions0.005atom/cm2/sec 60N-70N Land/Ocean1atom/cm2/sec 60N-60S Land

  5. SCH/FRB 1.AM2 2.AM2t 3.CCAM 4.CCSR 5.NICAM 6.NIES05 7.PCTM.CSU 8.PCTM.GSFC 9.STAG 10.STAGN 11.TM5_eur1x1 12.TM5_glb3x2

  6. Freiburg • Protocol 276m • All.xx.nc file is a mixture of surface and upper layer concentrations • --> Lowest model level from radon.xx file • O=coefficient of correlation • +=standard deviations

  7. FRB_r 1.AM2 2.AM2t 3.CCAM 4.CCSR 5.NICAM 6.NIES05 7.PCTM.CSU 8.PCTM.GSFC 9.STAG 10.STAGN 11.TM5_eur1x1 12.TM5_glb3x2

  8. FRB_jan

  9. Pbl_jan

  10. FRB_jan_diff

  11. FRB_p_jan

  12. Schauinsland • Protocol 1205m • 1205m in SCH-B in Chevillard et al., Transport of 222Rn using the regional model REMO: a detailed comparison with measuremnts over Europe, Tellus, 2002. • 900m in Oliveie, D.J.L. et al., Evaluations oarchived and off-line diagnosed vertical diffusion coefficients from ERA-40 with 222Rn simualtions.Atmos. Chem . Phys. 4. 2313-2336, 2004 • All.xx.file is a mixture of surface and upper level --> interpolation to 1000m from radon.xx file + Z in Model_info file

  13. SCH_r1000m 1.AM2 2.AM2t 3.CCAM 4.CCSR 5.NICAM 6.NIES05 7.PCTM.CSU 8.PCTM.GSFC 9.STAG 10.STAGN 11.TM5_eur1x1 12.TM5_glb3x2

  14. SCH_oct_all

  15. Pbl_oct

  16. Sch_oct

  17. MLOmap

  18. MLO • Protocol 3397m • daily minimum of observed data Zahorowski, et al., Radon-222 in boundary layer and free tropospheric continental outflow events at three ACE-Asia sites,Tellus, 57B, 124-140, 2005 • Simulations at levels nearest to 3397m

  19. MLO_r 1.AM2 2.AM2t 3.CCAM 4.CCSR 5.NICAM 6.NIES05 7.PCTM.CSU 8.PCTM.GSFC 9.STAG 10.STAGN 11.TM5_eur1x1 12.TM5_glb3x2

  20. MLO_q 1.AM2 2.AM2t 3.CCAM 4.CCSR 5.NICAM 6.NIES05 7.PCTM.CSU 8.PCTM.GSFC 9.STAG 10.STAGN 11.TM5_eur1x1 12.TM5_glb3x2

  21. MLO_Mar

  22. Tag_area

  23. Tag_2002_mar

  24. NICAM2002March Z=ModelInfo file

  25. TM5ESRL2002March

  26. Conclusion FRB ? SCH TM5_ESRL MLO NICAM

More Related