WebMay 9, 2024 · The super-exponential variation of the passage times is linked to the Reynolds number dependence of the parameters of the extreme value distribution. Finally, motivated by instantons from Large Deviation theory, we show that decay or splitting events approach a most-probable pathway. WebOct 1, 2015 · The proposed functions are tested using several cases of dynamical systems exhibiting extreme events and shown to significantly improve accuracy in predictions …
Predicting extreme events for passive scalar turbulence in two …
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Extreme events in computational turbulence - NASA/ADS
WebOct 10, 2015 · In the turbulence literature (e.g., ref. 15), the phrase “extreme events” has referred to fluctuations that are a few times [typically O(10)] the mean or standard … WebNov 17, 2024 · Extreme events in computational turbulence. Proc. Nat. Acad. Sci. 112 (Oct. 2015), 12633--12638. Google Scholar; Index Terms. GPU acceleration of extreme scale pseudo-spectral simulations of turbulence using asynchronism. Applied computing. Physical sciences and engineering. Physics. Computing methodologies. … WebIn this contribution, different 3D numerical approaches are applied in order to simulate the behaviour of turbulent flow through a rectangular channel with broad-crested weirs. In addition, water flow velocities, using Acoustic Doppler Velocimetry (ADV) instrumentation, were recorded. Two turbulence quantities are estimated using the laboratory records … kevin mccarthy legislative director