[EN]A mass consistent wind model is improved by introducing three items: the new 3-D mesh generator MECCANO applied to complex terrains, the current atmospheric stability definition by Zilitinkevich including new wind profiles, and a specific preconditioner for the linear systems arising in a wind model.Secretaría de Estado de Investigación, Desarrollo e Innovación del Ministerio de Economía y Competitividad del Gobierno de España; Fondos FEDE
