NUMERICAL MODELLING OF SUSPENDED SEDIMENT.

Brian A. O'Connor, Samir Zein

Résultat de recherche: Paperexamen par les pairs

2 Citations (Scopus)

Résumé

The model is based upon an implicit finite-difference solution to a two-dimensional (longitudinal and vertical) diffusion-advection equation for suspended sediment transport. Horizontal eddy diffusion is neglected in comparison with vertical diffusion and vertical water motion is assumed negligible in comparison with the sediment fall velocity. The various applications indicate that the greatest errors in the model are due to large spatial concentration gradients and that errors can be controlled by a suitable choice of space and time step. In addition, it is considered that the model has great flexibility and seems to have an acceptable level of accuracy, at least in the field situations tested, provided the physical parameters of the model can also be determined accurately. Data are presented in tabular form; graphs are appended.

Langue d'origineEnglish
Pages1109-1128
Nombre de pages20
Statut de publicationPublished - 1975
Publié à l'externeOui
ÉvénementCoastal Eng Conf, 14th Int, Proc - Copenhagen, Den
Durée: juin 24 1974juin 28 1974

Conference

ConferenceCoastal Eng Conf, 14th Int, Proc
VilleCopenhagen, Den
Période6/24/746/28/74

ASJC Scopus Subject Areas

  • General Engineering

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