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Çѱ¹¼öÀÚ¿øÇÐȸ / v.43, no.2, 2010³â, pp.211-220
°Ç¹° ÀúÇ×°è¼ö¿¡ µû¸¥ GIS±â¹ÝÀÇ ¹ÐÁý ½Ã°¡Áö ħ¼ö¸ðÀÇ -»ïô½Ã°¡Áö¸¦ Áß½ÉÀ¸·Î-
( Urban Flood Simulation Considering Buildings Resistance Coefficient Based on GIS: Focused on Samcheok City )
ÁöÁ¤È¯;°­»óÇõ; °æ¿ø´ëÇб³ Åä¸ñȯ°æ°øÇаú;°­¿ø´ëÇб³ °Ç¼³°øÇкÎ;
 
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º» ¿¬±¸ÀÇ ¸ñÀûÀº 2002³â°ú 2003³â¿¡ ½É°¢ÇÑ µµ½Ãħ¼ö ÇÇÇØ¸¦ ¹ÞÀº »ïôÁö¿ªÀ» ´ë»óÀ¸·Î À¯¿ªÀ¯Ãâ¸ðÇü, Á¦³»Áö ¸ðÇü ±×¸®°í Çϼöµµ ½Ã½ºÅÛÀ» ÅëÇÕÇÑ µµ½Ã¹ü¶÷¸ðÇüÀÇ °³¹ß ¹× Àû¿ëÇÑ °ÍÀÌ´Ù. À̸¦ À§ÇØ ÇϵµÀÇ 1Â÷¿ø ¸ðÇü, ½Ã°¡ÁöÀÇ Ç¥¸é·ùÀÇ 2Â÷¿ø ¸ðÇü, ±×¸®°í Çϼöµµ ½Ã½ºÅÛÀ» »óÈ£ ¿¬°áÇÏ´Â ¹æ¾ÈÀ» Á¦½ÃÇÏ¿´´Ù. ħ¼ö¸ðÇüÀÇ ÀÔ·ÂÀÚ·á ±¸Ãà¿¡ ÇÊ¿äÇÑ Ç¥°í ¹× °Ç¹°ÀÇ Á¡À¯À²°ú °°Àº ÁöÇüÁ¤º¸´Â ÀÔ·ÂÀÚ·áÀÇ º¯È¯°úÁ¤¿¡¼­ ¹ß»ýÇÒ ¼ö ÀÖ´Â ºÒÈ®½ÇÇÑ ¿ÀÂ÷¸¦ ÁÙÀ̱â À§ÇØ ¼öÄ¡ ÁöÇüÀÚ·á·ÎºÎÅÍ µ¥ÀÌÅÍÀÇ º¯È¯ °úÁ¤¾øÀÌ ÃßÃâÇÏ¿´´Ù. ´õ ³ª¾Æ°¡ ½Ã°¡ÁöÀÇ °Ç¹°Á¡À¯À²À» 10 %¿¡¼­ 30 %±îÁö º¯È­¸¦ ÁÜÀ¸·Î½á ±×¿¡ µû¸¥ Á¶µµ°è¼ö ¹× °Ç¹°Á¡À¯À² Àû¿ë¹ýÀÌ Ä§¼ö½É¿¡ ¹ÌÄ¡´Â ¿µÇâÀ» Æò°¡ÇÏ´Â °ÍÀÌ´Ù. ±× °á°ú °Ç¹° Á¡À¯À²ÀÌ Áõ°¡ÇÔ¿¡ µû¶ó Á¶µµ°è¼ö¹ýÀº ħ¼ö½ÉÀÌ °¨¼ÒÇÏ¸ç °Ç¹° Á¡À¯À²À» °í·ÁÇÑ ¹æ¹ýÀº ħ¼ö½ÉÀÌ Áõ°¡ÇÏ´Â °æÇâÀ» ³ªÅ¸³»¾ú´Ù. °Ç¹° Á¡À¯À²À» °í·ÁÇÑ 2002³â°ú 2003³âÀÇ Ä§¼ö ¸ðÀǰè»ê °ªÀº °üÃø °ª°ú À¯»çÇÑ °ªÀ» ¾òÀ» ¼ö ÀÖ¾úÀ¸¸ç 2002³â Á¦¹æÀÌ ÆÄÁ¦µÇÁö ¾ÊÀº °æ¿ì¿¡µµ ¿©ÀüÈ÷ ħ¼öµÇ´Â °ÍÀ¸·Î ³ªÅ¸³µ´Ù.
The objective of this paper presents the application of an "integrated urban flood modeling-runoff model, urban flood model and sewer system model-" in a highly urbanized area of Samcheok where is seriously inundated in 2002 and 2003. For this, we demonstrate how couple a 1-D hydrodynamic model of the river, a 2-D hydrodynamic model of the overland (surface) flow, and a sewer network model including each boundary conditions. In order to make data file for the model, topographic information like elevation and share rate of buildings are directly extracted from DEM or topographical source data without data exchange to avoid uncertainty errors. Furthermore, the research is to assess the impacts of Manning n and buildings influences to inundated depth by changing its share ratio from 10 % to 30 % in low-land urban area. As a results, we found out that the urban inundated depth was decreased by Manning n but increased by buildings ratio. The calculated results of inundation was similar with observed one in 2002 and 2003 flooding. Furthermore, the area was also inundated under not riverbank break case in 2002 flooding.
 
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µµ½Ãħ¼ö;Á¶µµ°è¼ö;ÀúÇ×°è¼ö;ÅëÇÕħ¼ö¸ðÇü;GIS;urban inundation;Manning n;resistance coefficient;integrated urban flood model;
 
Çѱ¹¼öÀÚ¿øÇÐȸ³í¹®Áý / v.43, no.2, 2010³â, pp.211-220
Çѱ¹¼öÀÚ¿øÇÐȸ
ISSN : 1226-6280
UCI : G100:I100-KOI(KISTI1.1003/JNL.JAKO201007633730112)
¾ð¾î : Çѱ¹¾î
³í¹® Á¦°ø : KISTI Çѱ¹°úÇбâ¼úÁ¤º¸¿¬±¸¿ø
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