Sensitivity Analysis of Runoff and Wind with Respect to Yellow River Estuary Salinity Plume Based on FVCOM

نویسندگان

چکیده

In 2020, Yellow River runoff was more than twice as much past years, and the proportion of strong winds also higher that in which will inevitably lead to a change salinity plume distribution Estuary Laizhou Bay. Based on FVCOM numerical modelling, this paper presents spatial dispersion Bay during wet dry seasons 2020. We used data from six tidal current stations two verify model, results showed model can simulate local hydrodynamic well. The influence river discharge wind speed diffusion then investigated. simulation under action residual currents, fresh water spread Bay, low area mainly distributed northwest. envelope 27 psu isohaline account for about one-quarter season, while low-salinity only concentrated near estuary season. affects depth water, structure direction. with increase speed, surface decreased gradually, direction changed counterclockwise south north. During northwest along nearshore. early stage increased area, above 10 m/s due turbulence structure. developed study provide valuable information establishing robust resource regulations River. This is particularly important ensure areas not decrease affect reproduction fish species.

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ژورنال

عنوان ژورنال: Water

سال: 2023

ISSN: ['2073-4441']

DOI: https://doi.org/10.3390/w15071378