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Çѱ¹¼öÀÚ¿øÇÐȸ / v.32, no.6, 1999³â, pp.637-647
TOPMODEL Åõ¼ö·®°è¼ö °¨¼ÒÇÔ¼ö ÀϹÝÈ­°úÁ¤ÀÇ Àû¿ë¿¡ °üÇÑ ¿¬±¸
( Application of Generalized Transmissivity Decreasing Function in TOPMODEL Operation )
Á¤¼±Èñ;±è»óÇö; ºÎ»ê´ëÇб³ ȯ°æ°øÇаú;ºÎ»ê´ëÇб³ ȯ°æ°øÇаú;
 
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º» ¿¬±¸´Â Åä¾ç³»¿¡¼­ Åõ¼ö·® °è¼ö°¡ ¿¬Á÷¹æÇâÀ¸·Î Áö¼öÇÔ¼öÀûÀ¸·Î °¨¼ÒÇÑ´Ù´Â TOPMODELÀÇ ±âÁ¸ °¡Á¤À» ÀϹÝÈ­½ÃŲ Åõ¼ö·®°è¼öÀÇ ¸è±Þ¼öÇü °¨¼Ò¸ðÇüÀÇ ±¹³»ÁöÇü¿¡ ´ëÇÑ Àû¿ë¼ºÀ» °ËÅäÇÏ¿´´Ù. À¯Ãâ¸ðÀÇ´Â À§Ãµ ´ëÇ¥ ½ÃÇè À¯¿ªÀÇ µ¿°î ¼ÒÀ¯¿ª(33.6km2)À» ´ë»óÀ¸·Î 50m ¼öÄ¡ÁöÇüµµ(Digital Elevation Model : DEM)À» »ç¿ëÇÏ¿´´Ù. ÀÓÀÇÀÇ ¸Å°³º¯¼ö °áÁ¤ÀÇ ½Å·Ú¼ºÀ» È®º¸ÇϱâÀ§ÇØ TOPMODEL ¿î¿µ½Ã »êÁ¤°úÁ¤¿¡ ³­¼ö¹ß»ý ¾Ë°í¸®ÁòÀ» Ãß°¡ÇÏ¿© º¯ÇüµÈ ¸ðÇüÀÇ È¿À²¼ºÀ» °ËÅäÇÏ¿´´Ù. TOPMODEL Åõ¼ö·®°è¼ö ¸è±Þ¼ö °¨¼Ò¸ðÇüÀÇ ¸è±Þ¼ö 2¿Í 3ÀÇ °æ¿ì°¡ ´Ù¸§ ¸è±Þ¼öµéÀÇ °æ¿ì³ª Åõ¼ö·®°è¼ö Áö¼öÇü °¨¼Ò¸ðÇü¿¡ ºñÇØ¼­ »ó´ëÀûÀ¸·Î ³ôÀº ¸ðÀÇ È¿À²À» º¸¿´´Ù. ÀÌ·¯ÇÑ °á°ú´Â À¯Ãâ¼ö¹®°î¼±ÀÇ °¨¼è°î¼± ºÎºÐ ÃßÁ¤¿¡ ÀÖ¾î ¸è±Þ¼ö 2¿Í 3ÀÎ °¨¼Ò¸ðÇüÀÇ ¸ðÀÇ´É·ÂÀÌ ´Ù¸¥ ¸ðÇüµé¿¡ ºñÇØ¼­ ´ë»óÀ¯¿ªÀÇ Åä¾çƯ¼ºÀ» Àß ¹Ý¿µÇϴµ¥ ±âÀÎÇÑ´Ù°í ÆÇ´ÜµÈ´Ù.
This study investigated the applicability of generalized TOPMODEL approach which introduces the power law of decreasing transimissivity with depth instead of the traditional exponential decreasing function. The 50m digital elevation model(DEM) of Dongkog subwatershed at Wichon Test Watershed was used to perform runoff simulation. Random number generation algorithm was integrated into the calibration process for the reliable of model performance. General power law version of TOPMODEL with exponent 2 and 3 showed higher simulation efficiency than other the approaches. This results from the fact that the power law models with exponent 2 and 3 can represent the soil characteristics of study area better than other models.
 
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Åõ¼ö·®°è¼ö;°­¿ì-À¯Ãâ ¸ðÇü;TOPMODEL;transmissivity;rainfall-runoff modeling;
 
Çѱ¹¼öÀÚ¿øÇÐȸ³í¹®Áý / v.32, no.6, 1999³â, pp.637-647
Çѱ¹¼öÀÚ¿øÇÐȸ
ISSN : 1226-6280
UCI : G100:I100-KOI(KISTI1.1003/JNL.JAKO199911920063359)
¾ð¾î : Çѱ¹¾î
³í¹® Á¦°ø : KISTI Çѱ¹°úÇбâ¼úÁ¤º¸¿¬±¸¿ø
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ȸ»ç¼Ò°³ ±¤°í¾È³» ÀÌ¿ë¾à°ü °³ÀÎÁ¤º¸Ãë±Þ¹æÄ§ Ã¥ÀÓÀÇ ÇѰè¿Í ¹ýÀû°íÁö À̸ÞÀÏÁÖ¼Ò ¹«´Ü¼öÁý °ÅºÎ °í°´¼¾ÅÍ
   

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