³ÆʪÍýÎ̤λþ´Ö¶õ´ÖʬÉÛ (Ãæ°ÞÅÙ¾ì, ¼¾ÅÙ: Q14, É÷¤Î¥·¥¢¡¼: 2.5 - 0 km¡¦U_s = 20 m/s)

³µÍ×

• Takemi, 2007 ¤Ç¤ÎÀѱÀÂÐή¤Î¿ôÃÍ¥·¥ß¥å¥ì¡¼¥·¥ç¥ó¤ËÍѤ¤¤é¤ì¤¿, ²¹ÅÙ¡¦¼¾ÅÙ¡¦É÷¤òÍѤ¤¤Æ·×»»¤ò¤·¤¿.

ÍѤ¤¤¿´ðËܾì

´ðËܾì¤Î²¹ÅÙ

• ¿Þ (ÇËÀþ)

• ²¹Å٤ϰʲ¼¤Î¼°¤ÇÍ¿¤¨¤ë

  ¦È(z) = ¦È_0 + (¦È_tr + ¦È_0)(z/z_tr)^(5/4), z ¡å z_tr ¡¦¡¦¡¦¡¦¡¦¡¦ (1)

  ¦È(z) = ¦È_tr * exp[g(z - z_tr) / (C_p T_tr)], z ¡ä z_tr ¡¦¡¦¡¦¡¦¡¦ (2)

  • ¦È(z): ´ðËܾì¤Î²¹°Ì
  • ¦È_0 = 300 K: ÃÏɽÌ̤β¹°Ì
  • ¦È_tr = 343 K: ÂÐή·÷³¦Ì̤Ǥβ¹°Ì
  • T_tr : ÂÐή·÷³¦Ì̤Ǥβ¹ÅÙ
  • z : ¹âÅÙ
  • z_tr = 12 ­Ò : ÂÐή·÷³¦Ì̤ιâÅÙ
  • C_p : Äê°µÈæÇ®
  • g : ½ÅÎϲîÅÙ

´ðËܾì¤Î¼¾ÅÙ

• ¿Þ (¼ÂÀþ)

• ¹âÅÙ 1.5 ­Ò ¤«¤éÂÐή·÷³¦Ì̤ޤǤÎÁêÂм¾Å٤ϰʲ¼¤Î¼°¤ÇÍ¿¤¨¤ë

  RH(z) = 1 - 0.75(z/z_tr)^(5/4), 1.5 [km] ¡ã z ¡å z_tr¡¦¡¦(3)

  RH(z) = 0.25, z ¡ä z_tr ¡¦¡¦ (4)

  • RH(z): ´ðËܾì¤ÎÁêÂм¾ÅÙ
• ÃÏɽÌ̤«¤é¹âÅÙ 1.5 ­Ò ¤Þ¤Ç¤Î¼¾ÅÙ (¾ò·ï¤´¤È¤Ë̾Á°¤¬¤¢¤ê, Takemi, 2007 ¤Ë½¾¤¦)
  • Q14
    • ¹âÅÙ 0 - 1.5 km ¤Î¿å¾øµ¤¤Îº®¹çÈæ¤ò 14 g/kg ¤Ç¸ÇÄꤹ¤ë

´ðËܾì¤ÎÉ÷¤Î¥·¥¢¡¼

• ¿Þ (ÁƤ¤ÇËÀþ)
• É÷¤Î¥·¥¢¡¼¤òÍ¿¤¨¤ë¹âÅÙ
  • 2.5 - 5.0 km
• É÷¤Î¥·¥¢¡¼Ãæ¤ÎºÇÂçÉ÷® (U_s)
  • U_s = 20 m/s

¼Â¸³ÀßÄê (Takemi, 2007. ¤Î·×»»Îΰ衦³Ê»Ò´Ö³Ö¤Ë¹ç¤ï¤»¤¿)

• ¿åÊ¿³Ê»Ò´Ö³Ö : 1 km
• ±ôľ³Ê»Ò´Ö³Ö : 500 m
• Ť¤»þ´Ö¥¹¥Æ¥Ã¥× : 1 s
• û¤¤»þ´Ö¥¹¥Æ¥Ã¥× : 0.2 s
• ¿åÊ¿Îΰè : 450 km
• ±ôľÎΰè : 18 km
• ÀÑʬ»þ´Ö : 6 h
• ÂÐή·÷³¦Ì̹âÅÙ : 12 ­Ò

·×»»·ë²Ì(Ãæ°ÞÅÙ¾ì, ¼¾ÅÙ: Q14, É÷¤Î¥·¥¢¡¼: 2.5 - 5.0 km¡¦U_s = 20 m/s)

²¹°Ì -->	PotTempAdv	PotTempTurb
PotTempDisp	PotTempDiff	PotTempDisp
PotTempRad	PotTempCond
¿å¾øµ¤ -->	H2O-g_Adv	H2O-g_Turb
H2O-g_Diff	H2O-g_Flux	H2O-g_Rain
H2O-g_Fill1	H2O-g_Fill2	H2O-g_Cond
±À -->	H2O-l-Cloud_Adv	H2O-l-Cloud_Turb
H2O-l-Cloud_Diff	H2O-l-Cloud_Flux	H2O-l-Cloud_Rain
H2O-l-Cloud_Fill1	H2O-l-Cloud_Fill2	H2O-l-Cloud_Cond
±« -->	H2O-l-Rain_Adv	H2O-l-Rain_Turb
H2O-l-Rain_Diff	H2O-l-Rain_Flux	H2O-l-Rain_Rain
H2O-l-Rain_Fill1	H2O-l-Rain_Fill2	H2O-l-Rain_Cond

»²¹Í»ñÎÁ

• ÃϵåήÂÎÅÅǾ¶æ³ÚÉô dcmodel ¥×¥í¥¸¥§¥¯¥È. <URL:http://www.gfd-dennou.org/library/dcmodel>,

  ÃϵåήÂÎÅÅǾ¶æ³ÚÉô.

• ÃϵåήÂÎÅÅǾ¶æ³ÚÉô deepconv ¥×¥í¥¸¥§¥¯¥È. <URL:http://www.gfd-dennou.org/library/deepconv>,

  ÃϵåήÂÎÅÅǾ¶æ³ÚÉô

• Takemi, T., 2007: A sensitivity of squall-line intensity to environmental static stability under various shear and moisture conditions Atmospheric Research Volume 84, Issue 4, June 2007, Pages 374-389
• Takemi, T., 2006: Impacts of moisture profiles on the evolution and organization of midlatitde squall lines under various shear conditions, Atmos. Res., Vol.82.
• Weisman, M.L., Klemp, J.B., 1982. The dependence of numerically simulated convective storms on vertical wind shear and buoyancy. Mon. Weather Rev. 110, 504-520.