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Map of measurement polygon in Vistula Lagoon and the Baltic sea coastal zone

International conference “ Fluxes and Structures in Fluids ” St.Petersburg, 22-27 June 2003. Gritsenko V.A., Chubarenko I.P. On a fine structure of fronral zone of sea water inflow into a lagoon.

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Map of measurement polygon in Vistula Lagoon and the Baltic sea coastal zone

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  1. International conference “Fluxes and Structures in Fluids” St.Petersburg, 22-27 June 2003 Gritsenko V.A., Chubarenko I.P. On a fine structure of fronral zone of sea water inflow into a lagoon

  2. International conference “Fluxes and Structures in Fluids” St.Petersburg, 22-27 June 2003 Map of measurement polygon in Vistula Lagoon and the Baltic sea coastal zone Gritsenko V.A., Chubarenko I.P. On a fine structure of fronral zone of sea water inflow into a lagoon

  3. International conference “Fluxes and Structures in Fluids” St.Petersburg, 22-27 June 2003 Gritsenko V.A., Chubarenko I.P. On a fine structure of fronral zone of sea water inflow into a lagoon

  4. International conference “Fluxes and Structures in Fluids” St.Petersburg, 22-27 June 2003 Salinity, Vistula Lagoon. Stations 318 – v36. 09.07.1997 Distance along tow line, km Temperature, Vistula Lagoon. Stations 318 – v36. 09.07.1997 Distance along tow line, km Gritsenko V.A., Chubarenko I.P. On a fine structure of fronral zone of sea water inflow into a lagoon

  5. International conference “Fluxes and Structures in Fluids” St.Petersburg, 22-27 June 2003 Typical view of a head of gravity current in laboratory flume (Anuchin&Gritsenko, 1985) Current head structure, after Benjamin (1968) and Simpson (1982, 1986) Gritsenko V.A., Chubarenko I.P. On a fine structure of fronral zone of sea water inflow into a lagoon

  6. International conference “Fluxes and Structures in Fluids” St.Petersburg, 22-27 June 2003 • Simulated (XZ) current: • streamlines and • density distribution • b) vorticity and density Gritsenko V.A., Chubarenko I.P. On a fine structure of fronral zone of sea water inflow into a lagoon

  7. International conference “Fluxes and Structures in Fluids” St.Petersburg, 22-27 June 2003 Simulated current U0 H0 0 grid = 701 x 121 x=0.05  Gritsenko V.A., Chubarenko I.P. On a fine structure of fronral zone of sea water inflow into a lagoon

  8. International conference “Fluxes and Structures in Fluids” St.Petersburg, 22-27 June 2003 U0 = 3.0 сm/s H0 = 3.0 сm 0 = 0.001 g/сm3  = 10 0 Evolution of density field Gritsenko V.A., Chubarenko I.P. On a fine structure of fronral zone of sea water inflow into a lagoon

  9. International conference “Fluxes and Structures in Fluids” St.Petersburg, 22-27 June 2003 U0 = 3.0 сm/s H0 = 3.0 сm 0 = 0.001 g/сm3  = 10 0 Evolution of density field and stream function Gritsenko V.A., Chubarenko I.P. On a fine structure of fronral zone of sea water inflow into a lagoon

  10. International conference “Fluxes and Structures in Fluids” St.Petersburg, 22-27 June 2003 U0 = 3.0 сm/s H0 = 3.0 сm 0 = 0.001 g/сm3  = 10 0 Evolution of density field Slipping condition at the bottom Gritsenko V.A., Chubarenko I.P. On a fine structure of fronral zone of sea water inflow into a lagoon

  11. International conference “Fluxes and Structures in Fluids” St.Petersburg, 22-27 June 2003 U0 = 3.0 сm/s H0 = 3.0 сm 0 = 0.001 g/сm3  = 10 0 Evolution of density field and stream function Gritsenko V.A., Chubarenko I.P. On a fine structure of fronral zone of sea water inflow into a lagoon

  12. International conference “Fluxes and Structures in Fluids” St.Petersburg, 22-27 June 2003 Fine structure of frontal zone • Simulated (XZ) current: • horizontal density • gradient (green region) • and streamlines (blue) • b) Vertical density • gradient (green region) • and streamlines (blue) Blue background of streamlines is visible through transparent area of density gradient distribution where the last is negligibly small Gritsenko V.A., Chubarenko I.P. On a fine structure of fronral zone of sea water inflow into a lagoon

  13. International conference “Fluxes and Structures in Fluids” St.Petersburg, 22-27 June 2003 • Simulated (XZ) current: • density gradient module • (green region) • and streamlines (blue) • density gradient • along streamline • (negative - green region, • positive – pink) Blue background of streamlines is visible through transparent area of density gradient distribution where the last is negligibly small Gritsenko V.A., Chubarenko I.P. On a fine structure of fronral zone of sea water inflow into a lagoon

  14. International conference “Fluxes and Structures in Fluids” St.Petersburg, 22-27 June 2003 Density distribution, stream lines and density gradient along streamline Density distribution, stream lines and density gradient along streamline (green- negative, pink –positive) Gritsenko V.A., Chubarenko I.P. On a fine structure of fronral zone of sea water inflow into a lagoon

  15. International conference “Fluxes and Structures in Fluids” St.Petersburg, 22-27 June 2003 Density distribution, stream lines and velocity module (red lines) Density distribution, and velocity module (red lines) Gritsenko V.A., Chubarenko I.P. On a fine structure of fronral zone of sea water inflow into a lagoon

  16. International conference “Fluxes and Structures in Fluids” St.Petersburg, 22-27 June 2003 Vertical profile of density, horizontal and vertical components in head part of gravity current Gritsenko V.A., Chubarenko I.P. On a fine structure of fronral zone of sea water inflow into a lagoon

  17. International conference “Fluxes and Structures in Fluids” St.Petersburg, 22-27 June 2003 Motion of front of gravity current along the slope Xfront (t) Gritsenko V.A., Chubarenko I.P. On a fine structure of fronral zone of sea water inflow into a lagoon

  18. International conference “Fluxes and Structures in Fluids” St.Petersburg, 22-27 June 2003 Gritsenko V.A., Chubarenko I.P. On a fine structure of fronral zone of sea water inflow into a lagoon

  19. International conference “Fluxes and Structures in Fluids” St.Petersburg, 22-27 June 2003 Si = area{ i }, Si = Si (time) An increase in time of the square between iso-picnes (вовлечение) Gritsenko V.A., Chubarenko I.P. On a fine structure of fronral zone of sea water inflow into a lagoon

  20. International conference “Fluxes and Structures in Fluids” St.Petersburg, 22-27 June 2003 Ratio of areas under iso-pycns at following and at previous time steps Rate of increase of areas under corresponding iso-pycns at following and at previous time steps Gritsenko V.A., Chubarenko I.P. On a fine structure of fronral zone of sea water inflow into a lagoon

  21. International conference “Fluxes and Structures in Fluids” St.Petersburg, 22-27 June 2003 Y U0 L0 0 X Gritsenko V.A., Chubarenko I.P. On a fine structure of fronral zone of sea water inflow into a lagoon

  22. International conference “Fluxes and Structures in Fluids” St.Petersburg, 22-27 June 2003 Density and vorticity distributions on the blue background of streamlines Gritsenko V.A., Chubarenko I.P. On a fine structure of fronral zone of sea water inflow into a lagoon

  23. International conference “Fluxes and Structures in Fluids” St.Petersburg, 22-27 June 2003 Temperature, salinity and density profiles measured across the front of marine water intrusion into the fresh-water lagoon Gritsenko V.A., Chubarenko I.P. On a fine structure of fronral zone of sea water inflow into a lagoon

  24. International conference “Fluxes and Structures in Fluids” St.Petersburg, 22-27 June 2003 Temperature, salinity and density profiles measured across the front of marine water intrusion into the fresh-water lagoon Gritsenko V.A., Chubarenko I.P. On a fine structure of fronral zone of sea water inflow into a lagoon

  25. International conference “Fluxes and Structures in Fluids” St.Petersburg, 22-27 June 2003 Lower panel: derivative of density along streamline (blue – streamlines, red – iso-pycns) Upper panel: Velocity module distribution versus density iso-lines (blue – fresh water, gray – saline water) Gritsenko V.A., Chubarenko I.P. On a fine structure of fronral zone of sea water inflow into a lagoon

  26. International conference “Fluxes and Structures in Fluids” St.Petersburg, 22-27 June 2003 This work has been supported by INTAS project № 460 Mass transfer through submarine canyons Gritsenko V.A., Chubarenko I.P. On a fine structure of fronral zone of sea water inflow into a lagoon

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