The Richards equation represents the movement of water in unsaturated soils, and is attributed to Lorenzo A. Richards who published the equation in 1931.

5 сент. 2016 г. · Using the Reynolds Transport Theorem (RTT), we derived the conservation of mass of liquid water in an unsaturated porous media having flow in ...

12 дек. 2017 г. · This paper represents an attempt to understand the challenges and shortcomings of numerical approaches to solving Richards' equations in simplified ...

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Опубликовано: 21 янв. 2021 г.

... Richards' equation (Richards, 1931). Richards' equation was first independently derived by two authors, Lorenzo Richards and Lewis Richardson, in the 1920s ...

30 июл. 2024 г. · Richards equation is the backbone of unsaturated flow modeling. It combines Darcy's law with mass conservation to describe water movement in ...

The corresponding mathematical model is a generalized Richards' equation in which the derivative of water content on time is a fractional one with the order ...

The Richardson–Richards Equation is the most widely-used equation governing the movement of water in unsaturated soils.

Front solutions of the one-dimensional Richards' equation used to describe groundwater flow are studied systematically for the three soil.

19 окт. 2017 г. · Exact one-dimensional solutions of Richards' equation have been derived for a few specialized forms of the constitutive relations describing the ... Abstract · Spatial Discretization · Temporal Discretization