!------------------------------------------------------------------------------ &namthd_zdf ! Ice heat diffusion !------------------------------------------------------------------------------ ln_zdf_BL99 = .true. ! Heat diffusion follows Bitz and Lipscomb 1999 ln_cndi_U64 = .false. ! sea ice thermal conductivity: k = k0 + beta.S/T (Untersteiner, 1964) ln_cndi_P07 = .true. ! sea ice thermal conductivity: k = k0 + beta1.S/T - beta2.T (Pringle et al., 2007) rn_cnd_s = 0.31 ! thermal conductivity of the snow (0.31 W/m/K, Maykut and Untersteiner, 1971) ! Obs: 0.1-0.5 (Lecomte et al, JAMES 2013) rn_kappa_i = 1.0 ! radiation attenuation coefficient in sea ice [1/m] rn_kappa_s = 10.0 ! nn_qtrice = 0: radiation attenuation coefficient in snow [1/m] rn_kappa_smlt = 7.0 ! nn_qtrice = 1: radiation attenuation coefficient in melting snow [1/m] rn_kappa_sdry = 10.0 ! radiation attenuation coefficient in dry snow [1/m] ln_zdf_chkcvg = .false. ! check convergence of heat diffusion scheme (output variable: tice_cvg) /