نتایج جستجو برای: COAWST
تعداد نتایج: 23 فیلتر نتایج به سال:
Physical processes driving barrier island change during storms are important to understand mitigate coastal hazards and evaluate conceptual models for evolution. Spatial variations in topography, landcover characteristics, nearshore back-barrier hydrodynamics can yield complex morphological that requires of increasing resolution physical complexity predict. Using the Coupled Ocean-Atmosphere-Wa...
Hurricane Sandy in late October 2012 drove before it a storm surge that rose to 4.28 meters above mean lower low water at The Battery in lower Manhattan, and flooded the Hugh L. Carey automobile tunnel between Brooklyn and The Battery. This study examines the surge event in New York Harbor using the Weather Research and Forecasting (WRF) atmospheric model and the Coupled-Ocean-Atmosphere-Wave- ...
The air-sea drag coefficient controls the transfer of momentum from wind to water. In modeling storm surge, this coefficient is a crucial parameter for estimating the surge height. This study uses two strong wind events on Lake Erie to calibrate the drag coefficient using the Coupled Ocean Atmosphere Wave Sediment Transport (COAWST) modeling system and the the Regional Ocean Modeling System (RO...
امواج ناشی از باد، پیچیدهترین نوع امواج در طیف امواج دریایی هستند و برآورد و پیشبینی آنها در شرایط خاص مانند بادهای شدید و طوفانها اهمیت بسیاری دارد. در این تحقیق ارتفاع و دورۀ تناوب امواج در دورة وزش باد شمال زمستانی در ژانویه 2015 درشمالغرب خلیجفارس با توجه به برآورد امواج به روش SPM و شبیهسازی عددی بهوسیلۀ مدل همزمان جو و موج COAWST از نظر طیفی و آماری بررسی شد. شروع پدیدۀ باد شم...
The formation and intensification of typhoons is a complex process where energy mass exchanges happen between the ocean atmosphere. In most typhoon numerical studies, static dynamic atmosphere are used to reduce complexity modeling. Using COAWST model, we studied air-sea interactions Typhoon Mujigae in 2015, Merbok 2017, Hato 2017 over South China Sea. With different translation speeds, track s...
A model coupling waves and currents is set up for Galway Bay, Ireland, using COAWST. The impact of the on accuracy shown to be marginal overall statistics. in good agreement with available in-situ observations that are used validation. However a closer look at data during storms shows deterioration agreement, which barely improved by coupling. special analysis different processes ruling ocean c...
When oil spills occur in turbid waters, the droplets and mineral grains can combine to form oil-particle aggregates (OPAs). The formation of OPAs impacts vertical transport both grains; especially increasing deposition seabed. Though coastal oceans be very turbid, date, few numerical ocean models have accounted for aggregation processes that OPAs. However, interactions between may represented u...
Emergent and submerged vegetation can significantly affect coastal hydrodynamics. However, most deterministic numerical models do not take into account their influence on currents, waves, and turbulence. In this paper, we describe the implementation of a wave-flow-vegetation module into a Coupled-Ocean-AtmosphereWave-Sediment Transport (COAWST) modeling system that includes a flow model (ROMS) ...
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