作者: Gerard J. M. Uffink
DOI: 10.1007/978-94-009-2889-3_16
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摘要: Flow models for convective flow may be easily extended with a dispersive component by the random-walk method. The process is described Fokker-Planck equation. Comparison convection-dispersion equation shows an additional term in that depends on spatial derivative of dispersion coefficient. This usually small but dominates when groundwater itself approaches zero, as occurs e.g. near stagnation points. In situations rotational this significant transversal direction.