资源简介
可以用来模拟一维非饱和土壤的水分运动过程
代码片段和文件信息
function richards
% Solution of the Richards equation
% using MATLAB pdepe
%
% $Ekkehard Holzbecher $Date: 2006/07/13 $
%
% Soil data for Guelph Loam (Hornberger and Wiberg 2005)
% m-file based partially on a first version by Janek Greskowiak
%--------------------------------------------------------------------------
L = 60; % length [L]
s1 = 0.5; % infiltration velocity [L/T]
s2 = 0; % bottom suction head [L]
T = 24; % maximum time [T]
qr = 0.218; % residual water content
f = 0.52; % porosity
a = 0.0115; % van Genuchten parameter [1/L]
n = 2.03; % van Genuchten parameter
ks = 31.6; % saturated con
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