DYNAMIC STRUCTURE OF CASCADING IN THE PETER THE GREAT BAY (SEA OF JAPAN)

Authors

  • V. V. Navrotsky Il’ichev Pacific Oceanological Institute FEB RAS
  • V. B. Lobanov Il’ichev Pacific Oceanological Institute FEB RAS
  • A. F. Sergeev Il’ichev Pacific Oceanological Institute FEB RAS
  • A. A. Voronin Il’ichev Pacific Oceanological Institute FEB RAS
  • I. I. Gorin Il’ichev Pacific Oceanological Institute FEB RAS
  • E. P. Pavlova Il’ichev Pacific Oceanological Institute FEB RAS

DOI:

https://doi.org/10.29006/1564-2291.JOR-2020.48(3).9

Keywords:

cascading, water temperature, currents, heat, momentum, fluxes, Hilbert-Huang spectrum, Peter the Great Bay

Abstract

Analysis of cascading dynamic structure is carried out using measurements at three bottom autonomous stations installed on the continental slope of the Peter the Great Bay in the Sea of Japan. It is shown that in the course of immersion of surface waters disturbances of current velocity are generated. Interaction of temperature and current velocity fluctuations leads to fluxes of heat and momentum whose time-space and spectral structures is defined by duration and value of the immersed waters density anomalies. In the time of considerable anomalies the immersion process has turbulent-vortical character.

Published

2020-11-29

Issue

Section

Ocean physics and climate

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