Changes between Version 35 and Version 36 of user/ctlod/NewSurfaceModule
- Timestamp:
- 2008-02-14T16:30:54+01:00 (16 years ago)
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user/ctlod/NewSurfaceModule
v35 v36 77 77 In doing that we are closer to what is done in limdyn.F90 of the NEW SBC.[[BR]] 78 78 It results in a sea-ice surface temperature colder O(-1/2°C) than in SDP Ref mainly in the limit sea-ice extent.[[BR]] 79 And a systematic decrease of the icet thickness by O(-2/4 cm) over all the Arctic reaching in some area O(-10 cm) Hudson bay or near80 the Bering strait.[[BR]]81 So its impact is significant and must be take into account in the rewritten of this part in the NEW _SBC. 79 And a systematic decrease of the icet thickness by O(-2/4 cm) over all the Arctic reaching in some area O(-10 cm) 80 Hudson bay or near the Bering strait.[[BR]] 81 So its impact is significant and must be take into account in the rewritten of this part in the NEW _SBC.[[BR]] 82 82 [[Color(white,red,'''BUT''')]] it remains a bug in the comptutation of zt11, zt12 ..etc see SDP6 experience below[[BR]] 83 83 … … 111 111 }}} 112 112 The impact of this modification is weak as seen on plots below change in ice thickness are O(±1/2 cm)) 113 in Arctic during winter (March). Same behaviour in summer (Sept). 113 in Arctic during winter (March). Same behaviour in summer (Sept).[[BR]] 114 114 '''Ice thickness diffs. between REF_CORE SDP4 - REF_CORE SDP / Year 10 / Winter March''':[[BR]] 115 115 [[Image(SDP4_Ref_SDP_Ref_icethic_March.png, 90%)]] … … 135 135 '''Ice thickness differences between New SDP3 - New SDP experience / Year 10 / Winter March''':[[BR]] 136 136 ''In SDP3 the sea-ice velocity [uv]i_ice() is removed from the computation of sea-ice wind-stress and 137 & scalar wind-stress in sbc_blk_ice() whereas it is used in SDP experience, it is the only thing which changes 138 between the 2''[[BR]] 137 & scalar wind-stress in sbc_blk_ice() whereas it is used in SDP experience, it is the only thing which changes between the 2''[[BR]] 139 138 This modification implies a weaker extension off the east Greenland coast and north to the Spitzberg.[[BR]] 140 139 A lightly increasing of the ice thickness close to the Greenland and North to the Bering strait area O(+2cm)