huygen.in

这是一个 York大学开发的FDTD代码。很好用的工具

CE A Gaussian pulsed Ez Y-directed plane wave in free space
DM 20 20 20
BR 1 1 0 0 -1 -1
# a 20x20x20 Mesh
#With partial Huygens surface using arbitrary boundaries boundaries
#XY-plane
TB 2 19 1 20 1 1 15 0.0
TE -1.0 0.0 0.0 1.0
TB 2 19 1 20 19 19 15 0.0
TE 0.0 1.0 -1.0 0.0
#YZ-plane
TB 1 1 1 20 2 19 16 0.0
TE 1.0 0.0 0.0 1.0
TB 19 19 1 20 2 19 16 0.0
TE 0.0 1.0 1.0 0.0

#A material block of 100S/m conductivty
MB 10 11 10 11 2 19 1.0 1.0 100.0 0.0 0.0
#Excite 1V/m Ez Field with narow Gaussian Excitation
EX 1 20 5 5 1 20 15 1.0 3
#Output across an XY-plane at Z=10
OP 1 20 1 1 20 1 10 10 1
#End of Geometry
GE
#Run for 70 Iterations
NT 70
#Output data for all 70 iterations
OT 1 70
#Mesh size 1m
MS 1
#Post processing routines read output across XY plane
PP 1 20 1 20 10 10 3
#End of input data
EN