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Çѱ¹Áö¹Ý°øÇÐȸ / v.27, no.1, 2011³â, pp.35-40
¾Ð¹ÐÀÌ ¿À¿°¹°Áú À̵¿¿¡ ¹ÌÄ¡´Â Àå±âÀû ¿µÇâ
( Long-Term Effect of Consolidation on Contaminant Transport )
ÀÌÀå±Ù;±èµµÀ±;¹ÚÀç¿ì; Çѱ¹°Ç¼³±â¼ú¿¬±¸¿ø;ÇѾç´ëÇб³ °ø°ú´ëÇÐ °Ç¼³È¯°æ°øÇаú;ÇѾç´ëÇб³ °ø°ú´ëÇÐ °Ç¼³È¯°æ°øÇаú;
 
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ÇÏÀú ¶Ç´Â ÇØÀú ÅðÀû¿À¿°¹°Áú ó¸® ¹× Á¦°Å´Â Áؼ³°ú ¸Å¸³¿¡ ÀÇÇØ Ȱ¹ßÈ÷ ÁøÇàµÇ¾ú´Ù. ±×·¯³ª Áؼ³°ú ¸Å¸³Àº Áؼ³°úÁ¤¿¡¼­ ¹ß»ýÇÏ´Â ÅðÀû¿À¿°¹°ÁúÀÇ ±³¶õ, ¸Å¸³Áö ¼±Á¤¹®Á¦, °íºñ¿ë °ø»çºñ µîÀ¸·Î ÀÎÇÑ ¸¹Àº Á¦¾àÀÌ µû¸£°í ÀÖ´Ù. ÀÌ·¯ÇÑ ¹®Á¦·Î ÀÎÇØ Çù¼ÒÇÑ Áö¿ªÀÇ ÅðÀû¿À¿°¹°Áú¿¡ ´ëÇØ¼­´Â ¿À¿°¹°ÁúÀÇ ¿ëÃâ Àú°¨À» À§ÇÑ ÇöÀå ĸÇÎÀÌ ±Ù·¡ µé¾î ¸¹ÀÌ »ç¿ëµÇ°í ÀÖ´Ù. ÇöÀå ĸÇο¡ µû¸¥ ¿À¿°¹°Áú À̵¿¿¡ °üÇØ¼­´Â ºÐÀÚÈ®»ê¿¡ ÀÇÇÑ ¿µÇâÀÌ Áö¹èÀûÀ¸·Î ÇØ¼®µÇ¾î ¿ÔÀ¸³ª, ±Ù·¡ µé¾î º¸´Ù Á¤È®ÇÑ ¸ð»ç¸¦ Çϱâ À§ÇÏ¿© ÀÌ·ù-È®»êÀ» º¹ÇÕÀûÀ¸·Î ÇØ¼®ÇÒ Çʿ伺ÀÌ Á¦±âµÇ¾ú´Ù. ÅðÀû¹°Àº Ãʱâ ÇÔ¼öÀ²ÀÌ ³ôÀº ½½·¯Áö(sludge)»óÅ·Πºñ±³Àû ÀûÀº »óÀçÇÏÁß°ú ÀÚÁß¿¡ ÀÇÇÑ ¾Ð¹ÐÀÌ ¹ß»ýÇϰí, ¾Ð¹Ð °úÁ¤¿¡¼­ ¹ß»ýÇÑ °£±Ø¼ö È帧ÀÇ º¯È­´Â ¿À¿°¹°ÁúÀÇ ÀÌ·ù¿¡ ÀÇÇÑ À̵¿¿¡µµ ¿µÇâÀÌ ¹ÌÄ£´Ù. º» ¿¬±¸¿¡¼­´Â ±âÁ¸ÀÇ ¿¬±¸¿¡¼­ ¼öÇàµÈ ¾Ð¹Ð °úÁ¤¿¡¼­ ¿À¿°¹°ÁúÀÇ À̵¿»Ó¸¸ ¾Æ´Ï¶ó ¾Ð¹Ð ÈÄ °£±ØºñÀÇ °¨¼Ò¿¡ µû¸¥ ¿À¿°¹°Áú À̵¿ÀÇ º¯È­¿¡ ´ëÇÏ¿© ºÐ¼®ÇϰíÀÚ ÇÑ´Ù.
Dredging and disposal is a conventional method to remove contaminated sediments. However, there are some problems in dredging and disposal, such as disturbance of contaminated sediments, disposal site determination, and high construction cost. Recently, in-situ capping which overcomes the problems of dredging and disposal is widely applied to isolate local contaminated sites. Numerical studies, which have been conducted to simulate contaminant transport during in-situ capping, have been concerned mainly with diffusive transport. However, contaminated sediments experience large strain consolidation induced by self-weight because of initially high moisture content of sediments, and contaminant transport results from advection and diffusion. Previous studies focus on contaminant transport during consolidation, but have neglected consolidation effect on long-term contaminant transport in sediments. This study presents numerical simulation results of consolidation effect on long-term contaminant transport in sediments.
 
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In-situ capping;Consolidation;Contaminant Transport;Advection;Diffusion;
 
Çѱ¹Áö¹Ý°øÇÐȸ³í¹®Áý / v.27, no.1, 2011³â, pp.35-40
Çѱ¹Áö¹Ý°øÇÐȸ
ISSN : 1229-2427
UCI : G100:I100-KOI(KISTI1.1003/JNL.JAKO201115537946593)
¾ð¾î : Çѱ¹¾î
³í¹® Á¦°ø : KISTI Çѱ¹°úÇбâ¼úÁ¤º¸¿¬±¸¿ø
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