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Equatorial Dynamics and Oceanic Phenomena

Explore the intricate interactions between semi-diurnal tides, Kelvin waves, El Niño/Southern Oscillation (ENSO), and the InterTropical Convergence Zone (ITCZ). Learn about the Equatorial Undercurrent, Cromwell Current, and their impacts on telecommunication systems.

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Equatorial Dynamics and Oceanic Phenomena

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  1. Coastal Kelvin Wave

  2. Kelvin wave h=50 meters—f=10-4 1/s

  3. Kelvin wave h=500 meters—f=10-4 1/s

  4. Kelvin wave h=50 meters—f=2x10-5 1/s

  5. Semi-diurnal Tides In North Sea. Classic Kelvin Wave Problem (complicated by Corner!) Blue– Tidal Range Red Time of High water

  6. El Nino/ Southern Oscillation (ENSO) And Equatorial Dynamics

  7. Precipitation mm/month InterTropical Convergence Zone – where the trade winds meet. Drives Upwards motion in atmosphere– and precipitation Moves Seasonally (locacted at maximum solar radiation– sort of) ON averaged displaced north of equator,

  8. Divergent Convergent Divergent Ekman Transport South America Indonesia ITCZ Equator

  9. v fv fv Px Px Px Px v v v fv fv Px Px fv fv fv fv Px Px E High Low South America Divergent Low in sea level Indonesia ITCZ High in sea level Convergent Divergent Low in sea level Equator

  10. NEC NECC SEC

  11. Equatorial Under Current (also the Cromwell Current) Discovered by Fisherman and named in 1952

  12. El Nino Impacts Tele-communications

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