Analytical diffusion model for flood routing with downstream effect

Manandhar, Shyam K.

Analytical diffusion model for flood routing with downstream effect - Bangkok : Asian Institute of Technology, 1982 - vii, 70 p. - Thesis ; no. WA-82-11 . - Asian Institute of Technology. Thesis ; no. WA-82-11 .

A thesis submitted in partial fulfilment of the requirements for the degree of Master of Engineering, School of Engineering and Technology

Thesis (M.Eng.) - Asian Institute of Technology, 1982

An analytical diffusion model for flood routing which can take into account, the backwater effect, has been developed. The results obtained by applying the model to a hypothetical rectangular channel checked very well with those obtained by using finite difference model with implicit scheme based on the complete Saint-Venant equations for unsteady flow in open channels. The computation time for this model is comparatively less and the model can be used even without computer facility. The model was extended to include the lateral inflow also and the results obtained were found also to be quite satisfactory.


Diffusion in hydrology
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