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Çѱ¹¼öÀÚ¿øÇÐȸ / v.38, no.5, 2005³â, pp.391-399
Landsat¿µ»ó°ú ¼ö¹®¸ðÇüÀ» ÀÌ¿ëÇÑ ÅÂdz RUSA¿¡ ÀÇÇÑ ¼ö¹®¿µÇ⠺м®
( Analysis of Hydrological Impact by Typhoon RUSA using Landsat Images and Hydrological Model )
À̹̼±;¹Ú±Ù¾Ö;±è¼ºÁØ; °Ç±¹´ëÇб³ ´ëÇпø Áö¿ª°Ç¼³È¯°æ°øÇаú;°Ç±¹´ëÇб³ ´ëÇпø Áö¿ª°Ç¼³È¯°æ°øÇаú;°Ç±¹´ëÇб³ »ý¸íȯ°æ°úÇдëÇÐ »çȸȯ°æ½Ã½ºÅÛ°øÇÐÀü°ø;
 
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º» ¿¬±¸ÀÇ ¸ñÀûÀº ÅÂdz ÇÇÇØ·Î ÀÎÇÑ ÅäÁöÇǺ¹º¯È­°¡ ¼ö¹®º¯È­¿¡ ¹ÌÄ¡´Â ¿µÇâÀ» Æò°¡ÇÏ´Â °ÍÀÌ´Ù. 2002³â 8¿ù 31ÀϺÎÅÍ 9¿ù 1ÀϱîÁö ¹ß»ýÇÑ ÅÂdz ·ç»ç(1,402mm)°¡ °­¸ª ³²´ëõ À¯¿ª¿¡ ¹ÌÄ£ ¿µÇâÀ» ÆÄ¾ÇÇϱâ À§ÇÏ¿© 2000³â 9¿ù 29ÀÏ Landsat 7 ETM+ ¿µ»ó(ÅÂdz Àü)°ú 2002³â 9¿ù 11ÀÏ Landsat 5 TM¿µ»ó(ÅÂdz ÈÄ)À» ¼±Á¤ÇÏ¿© °¢°¢ ÅäÁöÇǺ¹µµ¸¦ ÀÛ¼ºÇÏ¿´´Ù. À¯¿ªÀ¯Ãâ°ú ÇϵµÃßÀû¿¡ ´ëÇØ WMS HEC-1ÀÇ SCS ¹«Â÷¿ø ´ÜÀ§µµ¹ý°ú Muskingum ¹ýÀ» °¢°¢ Àû¿ëÇÏ¿´°í, 30m ÇØ»óµµÀÇ DEM°ú ¼ö¹®ÇÐÀû Åä¾ç±º 1:50,000 Åä¾çµµ¸¦ »ç¿ëÇÏ¿´´Ù. 1985³âÀÇ ÅäÁöÇǺ¹À» ¹ÙÅÁÀ¸·Î 1985³âºÎÅÍ 1988³âÀÇ ±â°£ Áß »ç¿ë°¡´ÉÇÑ 3°³ÀÇ °­¿ì»ç»óÀ» ¼±Á¤ÇÏ¿© ¸ðÇüÀ» º¸Á¤ÇÏ¿´´Ù. ÇÇÇØÁö¿ª¿¡ ´ëÇÑ ºóµµº° À¯Ãâ·® º¯È­¸¦ ºÐ¼®Çϱâ À§ÇÏ¿© 50³â¿¡¼­ 500³â±îÁö ºóµµº°·Î Huff 2ºÐÀ§ 24½Ã°£Áö¼Ó È®·ü°­¿ì·®À» »ý¼ºÇÏ¿© Àû¿ëÇÏ¿´´Ù. ÅÂdzÈÄÀÇ ÅäÁöÇǺ¹»óÅ¿¡¼­ ÇÇÇØÁö¿ªÀÇ ÁöÇ¥ÇǺ¹ÀÌ ³ªÁö·Î º¯ÇÔ¿¡ µû¶ó AMC-I¿¡¼­ 50³â ºóµµ °­¿ì¿¡ ´ëÇØ $50.1;m^3/sec$ÀÇ À¯Ãâ·®ÀÌ Áõ°¡ÇÏ¿´°í, 500³â ºóµµ °­¿ì¿¡ ´ëÇØ¼­ $67.6;m^3/sec$°¡ Áõ°¡ÇÏ¿´´Ù. ÇâÈÄ ÅÂdzÇÇÇØ ¹ß»ý½Ã Á¤ºÎÀÇ ½Å¼ÓÇÑ ´ëó¸¦ °¡´ÉÇÏ°Ô ÇÒ °ÍÀ¸·Î ÆÇ´ÜµÈ´Ù.
The purpose of this study is to evaluate hydrological impact by the land cover change of typhoon damage. For the typhoon RUSA (rainfall 1,402 mm) occurred in 2002 (August $31;{sim}$ September 1), satellite images of Landsat 7 ETM+ of September 29, 2000 and Landsat 5 TM of September 11, 2002 were selected, and each land cover was classified for Namdae-cheon watershed $192.7km^2$ located in the middle-eastern part of Korea Peninsula. SCS unit hydrograph for watershed runoff and Muskingum for streamflow routing of WMS HEC-1 was adopted. 30m resolution DEM & hydrological soil group using 1:50,000 soil map were prepared. The model was calibrated using three available data of storm events of 1985 to 1988 based on 1985 land cover condition. To predict the streamflow change by damaged land cover condition, rainfall of 50 years to 500 years frequency were generated using 2nd quantile of Huff method. The damaged land cover condition treated as bare soil surface increased streamflow of $50.1;m^3/sec$ for 50 years rainfall frequency and $67.6;m^3/sec$ for 500 years rainfall frequency based on AMC-I condition. There may be some speedy treatment by the government for the next coming typhoon damage.
 
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ÇǺ¹º¯È­;ÇÇÇØÁö¿ª;Huff 4ºÐÀ§¹ý;Land cover;Damaged area;Huff's 4th quantiles method;Curve Number;WMS(Watershed Modeling System) HEC-1 model;
 
Çѱ¹¼öÀÚ¿øÇÐȸ³í¹®Áý / v.38, no.5, 2005³â, pp.391-399
Çѱ¹¼öÀÚ¿øÇÐȸ
ISSN : 1226-6280
UCI : G100:I100-KOI(KISTI1.1003/JNL.JAKO200531234553678)
¾ð¾î : Çѱ¹¾î
³í¹® Á¦°ø : KISTI Çѱ¹°úÇбâ¼úÁ¤º¸¿¬±¸¿ø
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