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Çѱ¹¼öÀÚ¿øÇÐȸ / v.34, no.5, 2001³â, pp.459-472
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( Characteristics of Depth Filtration for Various Filter-Bed Configurations ) |
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| ¸ðÇü½ÇÇèÀåÄ¡¸¦ ÀÌ¿ëÇÏ¿© ½ÉÃþ¿©°úÁö¿¡ ´ëÇÑ ¿©Ãþ±¸¼ºº° ¿©°úÈ¿À² Æò°¡¸¦ ÅëÇØ ¿©°úÁö ¼³°è½ÃÀÇ ¿©Ãþ±¸¼º¿¡ ´ëÇÑ ±âÃÊÀڷḦ Á¦°øÇÏ´Â °ÍÀÌ º» ¿¬±¸ÀÇ ¸ñÀûÀÌ´Ù. ¿©°úÁö¼Ó½Ã°£¿¡ µû¸¥ ¼Õ½Ç¼öµÎ ¹ß´ÞƯ¼ºÀ» º¸¸é ¿©°úÃʱâÀÇ ¼öµÎ¼Õ½ÇÀº ÀÌÁß¿©Àç ¿©°úÁö°¡ ³ôÁö¸¸ ŹÁú ¾ï·ù¿¡ ÀÇÇÑ ¼öµÎ¼Õ½ÇÀÇ Áõ°¡´Â ¿Ï¸¸ÇÏ¿© ¿©°ú¼Óµµ 180 m/dayÀÇ µ¿ÀÏÇÑ ¿©°ú¼Óµµ¸¦ Àû¿ëÇÏ¿´À» °æ¿ì, Á¶¸²½ÉÃþ ¸ð·¡¿©°úÁö¿¡ ºñÇØ ´ÜÀ§Á¤¼ö»ý»ê·®ÀÌ 30-40% Á¤µµ Áõ´ëµÇ´Â °ÍÀ¸·Î ³ªÅ¸³µ´Ù. ¿©°ú¼öÁúÀº °¢°¢ ¿©°ú¼Óµµ 180 m/day, 240 m/day·Î ¿îÀüÇÑ °á°ú ¿©°ú¼Óµµ¿¡ °ü°è¾øÀÌ ¸ðµÎ 0.1 NTU ÀÌÇϸ¦ ³ªÅ¸³»¾î ¸¸Á·ÇÏ´Â ¿©°ú¼öÁúÀ» º¸¿´´Ù. ±×·¯³ª ¿©°úÃʱâ ŹÁú ´©Ãâ Æ¯¼ºÀ» º¸¸é »ó´ëÀûÀ¸·Î Á¶¸³½ÉÃþ ¸ð·¡¿©°úÁöÀÇ ´©Ãâ °æÇâÀÌ Å©°Ô ³ªÅ¸³µ°í, ¿©°ú¼Óµµ 240 m/day·Î Áõ´ëµÊ¿¡ µû¶ó ±× °æÇâÀº º¸´Ù ¶Ñ·ÇÇÏ°Ô ³ªÅ¸³µ´Ù. |
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| The objective of this study is to evaluate the filtration efficiency of deep-bed filters by comparing to single and dual media filters. Pilot-plant tests using four-filter columns were conducted for the comparison of head loss development and filtered water quality. The dual-media filter showed greater initial head loss, but less rate of head-loss development than those of the coarse-sand-0deep-bed filters. For 180 m/day of filtration rate, the dual-media filter produces larger unit production rate by 30-40%, and the turbidities of filtered water were below 0.1 NTU. The initial breakthrough could be effectively controlled by the dual-media filter rather than coarse-sand-deep-bed filters. |
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| Ű¿öµå |
| ½ÉÃþ¿©°ú;ÀÌÁß¿©Àç;Á¶¸³½ÉÃþ¿©Àç;¿©°úÈ¿À²;Depth filtration;Dual-media filter;Coarse media deep bed filtration; |
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Çѱ¹¼öÀÚ¿øÇÐȸ³í¹®Áý / v.34, no.5, 2001³â, pp.459-472
Çѱ¹¼öÀÚ¿øÇÐȸ
ISSN : 1226-6280
UCI : G100:I100-KOI(KISTI1.1003/JNL.JAKO200111920841043)
¾ð¾î : Çѱ¹¾î |
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| ³í¹® Á¦°ø : KISTI Çѱ¹°úÇбâ¼úÁ¤º¸¿¬±¸¿ø |
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