experiment design
DESCRIPTION
Experiment design. Terrain height. WRF NUMBER OF TILES = 1 d01 2010-05-12_20:09:00 2 points exceeded cfl =2 in domain d01 at tim e 2010-05-12_20:09:00 hours d01 2010-05-12_20:09:00 MAX AT i,j,k : 188 3 3 ver - PowerPoint PPT PresentationTRANSCRIPT
Experiment designcasename Bc method Control
variableStart time Crashed time
gsi227 GFS 0800 1521
gsiupbc227 GFS upbc 0800 complete
enkfst0800ppert227 GFS pertbc P,U,V,T,Q 0800 1218
enkfst0803ppert227 GFS pertbc P,U,V,T,Q 0803 1218
enkfst0803pspert227 GFS pertbc Ps,U,V,T,Q 0803 1218
enkfst0803psup227 GFS upbc Ps,U,V,T,Q 0803 1218
enkfst0815psup227 GFS upbc Ps,U,V,T,Q 0815 1218
enkfst1200psup227 GFS upbc Ps,U,V,T,Q 1200 1215
enkfst0800psup207 GFS upbc Ps,U,V,T,Q 0800 complete
wrf GFS/without data assimilation
1200 1220
Terrain height
WRF NUMBER OF TILES = 1 d01 2010-05-12_20:09:00 2 points exceeded cfl=2 in domain d01 at tim e 2010-05-12_20:09:00 hours d01 2010-05-12_20:09:00 MAX AT i,j,k: 188 3 3 ver t_cfl,w,d(eta)= 2.464560 1.330656 7.0000291E-03 d01 2010-05-12_20:09:00 1 points exceeded cfl=2 in domain d01 at tim e 2010-05-12_20:09:00 hours d01 2010-05-12_20:09:00 MAX AT i,j,k: 188 3 2 ver t_cfl,w,d(eta)= 2.685481 -0.9787120 4.0000081E-03
2 2 2 2
2 2
2 2
; -1 , 1 1
( 2.0*ln( ) / );
2.0*ln( )*
r x y where x y x y
coeff sqrt r r
x yz coeff x x
x y
,且
00;lim
xy z
The innovation vector
Q Sprd randomcv (up) / EnKF final analysis(down)
T Sprd randomcv (up) / EnKF final analysis(down)
U Sprd randomcv (up) / EnKF final analysis(down)
V Sprd randomcv (up) / EnKF final analysis(down)