Base flow Calculation in MATSIRO

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Base flow Calculation in MATSIRO

• Kei YOSHIMURA

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????(Rb)???
?
?
?

• ??(2004)???Ks0???2m??????f?0.33?Sand/GSWP2??9.9E
  -3m/s9.9mm/s Clayloam/GSWP2??5.8E-4m/s0.
  58mm/s
• ???????????????z0.5m???0.6?z1m???0.13?z2m???0
  .007
• tanß???????(Ls2v3/tanß)grtans-islscp1
  grzsd-gswp2??????0.001???GTOPO30/???/0.1????????
  ?????????????????????0.0003??
• Clayloam?z0.5m?????9mm/day?
• Clayloam?z2m?????0.09mm/day?

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???????(z)??

• ???????????????????????????????(????z?????Zk_u
  p???????????k????????)? ?k(???0.1m0.8m)?????????
  ??????
• ? ?k?????????????????????????????????????????????
  ????
• ??????????????????????????????

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?????(????3?)
In matroi.F (matrof.F in the original MATSIRO)
ltlt mean water table depth gtgt DO
1300 IJ ISTA, IEND IF ( ILSFC( IJ
).GT.1 .AND. ISAT ( IJ ).GE.0
.AND. K.LT.KFTAB( IJ ) ) THEN
WTABDX WLEVM( K ) - GPSI( IJ,K )
IF ( WTABDX .LE. WLEVM( K1 ) ) THEN
WTABD( IJ ) WTABDX
KWTAB( IJ ) K kei ELSEIF (
K.NE.KWMAX ) THEN WTABD( IJ )
WLEVM( K1 ) KWTAB( IJ )
K1 kei ENDIF IF (
GLW(IJ,K) .LT. GWS(IJ,K)-EPSGW ) ISAT( IJ ) -1
ENDIF 1300 CONTINUE
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?????????????ERA15????1979???(????)

• ????????/??????(P962.6mm/y)
• 0.15 ? 31.5 (0.5/343.6 mm/y ? 112.1/355.1
  mm/y)
• ????/???? 182.5/618.6 mm/y ? 181.6/607.3 mm/y

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?????????????????(140.5N,36.5N)
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????????????????????(100.5N,16.5N)
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?????????????GPV-MSM????2004???(Thanks to ???)

• ??????/??????(P1792.0mm/y)
• 0.3 ? 11.2 (3.0/1004.1 mm/y ? 112.9/1009.7
  mm/y)
• ????/???? 222.0/700.1 mm/y ? 222.1/695.4
  mm/y

???
???
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???????????????????(139.65N,36.15N), 8939km2
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MATSIRO-MSM 06/02/06-07