Interaction between dense gravity currents and internal waves

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Abstract/Contents

Abstract
Gravity currents are flows driven by horizontal density gradients. A dense gravity current is a specific type of gravity current where the density of the fluid is higher than that of the ambient, making the gravity current negatively buoyant. When the receiving ambient is stratified, the ultimate fate and transport of a dense gravity current becomes more complex. We consider a two-layer stratification, representative of a stratified water column in lakes and in the near-coastal environment. Using laboratory experiments, the interaction between dense gravity currents and internal waves are considered. Internal waves are observed to be generated by the gravity current, and their behavior in at shorter and longer time scales are quantified. Oncoming internal waves were also introduced, which acted to hinder the mass flux of a portion of the split gravity current.

Description

Type of resource text
Form electronic resource; remote; computer; online resource
Extent 1 online resource.
Place California
Place [Stanford, California]
Publisher [Stanford University]
Copyright date 2021; ©2021
Publication date 2021; 2021
Issuance monographic
Language English

Creators/Contributors

Author Tanimoto, Yukinobu
Degree supervisor Koseff, Jeffrey Russell
Thesis advisor Koseff, Jeffrey Russell
Thesis advisor Fringer, Oliver B. (Oliver Bartlett)
Thesis advisor Ouellette, Nicholas (Nicholas Testroet), 1980-
Degree committee member Fringer, Oliver B. (Oliver Bartlett)
Degree committee member Ouellette, Nicholas (Nicholas Testroet), 1980-
Associated with Stanford University, Civil & Environmental Engineering Department

Subjects

Genre Theses
Genre Text

Bibliographic information

Statement of responsibility Yukinobu Tanimoto.
Note Submitted to the Civil & Environmental Engineering Department.
Thesis Thesis Ph.D. Stanford University 2021.
Location https://purl.stanford.edu/dv054mh9668

Access conditions

Copyright
© 2021 by Yukinobu Tanimoto

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