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Sea life facing major shock
Sea life facing shock
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2014/7/15
Life in the world’s oceans faces far greater change and risk of large-scale extinctions than at any previous time in human history, a team of the world’s leading marine scientists has warned.
Shock Waves in Currents and Outflows
Shock Waves Currents Outflows
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2009/1/21
Shock waves are discontinuities (in the physical properties of a fluid) which behave in an organized manner. The possibility that such waves may occur in oceanic boundary currents is examined with a n...
Geostrophic Shock Waves
Geostrophic Shock Waves surface gravity wave
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2009/1/12
Organized depth discontinuities involving a balance between steepening and dissipation are usually referred to as shock waves. An analytical “educed gravity” model is used to examine a special kind of...
Planetary Shock Waves
Planetary Geostrophic Wave Equation Planetary Shock Waves
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2009/1/7
A number of general circulation models have recently been proposed that compute the steady-state structure of the general circulation. Observation of 18°C water formation, on the other hand, suggest t...
Stationary Shock Fronts in a Continuously Stratified Thermocline Model
Stationary Shock Fronts Thermocline Model
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2008/12/12
Fronts are ubiquitous in the ocean. Recent work by Dewar has considered the formation of oceanic fronts in a simple layered model.
In this contribution, the position and structure of similar fronts...
Underwater hydraulic shock shovel control system
hydraulic shock shovel control system PID BP network
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2011/9/14
The control system determines the effectiveness of an underwater hydraulic shock shovel.This paper begins by analyzing the working principles of these shovels and explains the importance of their cont...