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Çѱ¹¼öÀÚ¿øÇÐȸ / v.27, no.2, 1994³â, pp.63-72
¾îÁ·ÀÇ ¼Ò»óÀ» À§ÇÑ °è´Ü½Ä¾îµµ ¼ö¸®Æ¯¼º¿¡ °üÇÑ ¿¬±¸
( Study on Hydraulic Characteristis for Upstream Migration of Fish in a Pool-and-Weir Fishway )
±èÁøÈ«;±èö; ±¤ÁÖ´ëÇб³ °ø°ú´ëÇÐ Åä¸ñ°øÇаú;È£³²´ëÇб³ °ø°ú´ëÇÐ µµ½Ã°øÇаú;
 
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º» ¿¬±¸¿¡¼­´Â ´Ü°è½Ä¾îµµ ³»ÀÇ °Ýº® Çü»ó, Àá°ø¼³Ä¡, Ãøº® Ȩ¼³Ä¡ µî¿¡ µû¸¥ ¼ö¸®Çö»óÀ» ¼ö¸®½ÃÇèÀ» ÅëÇØ ±Ô¸íÇÏ°í ¾îÁ·ÀÇ ¼Ò»ó¿¡ ÀûÇÕÇÑ ÀûÁ¤ ±¸Á¶¹° Çü»óÀ» Á¦½ÃÇÔÀ¸·Î½á ¾îµµ ±¸Á¶¹° ¼³°è¿¡ ÁöħÀÌ µÇµµ·Ï ÇÏ¿´´Ù. ºÐ¼® °á°ú ¾îÁ·ÀÇ ¼Ò»óÀº Ç¥¸é·ù »óŰ¡ ¹Ù¶÷Á÷Çϸç, Àá°ø¼³Ä¡´Â ¾îÁ· ¼Ò»óÀ» ¹æÇØÇÏ´Â °ÍÀ¸·Î ³ªÅ¸³µ´Ù. ¶ÇÇÑ Ãøº®¿¡ ¼³Ä¡µÈ ȨÀ» µ¹ÃâºÎ·Î ´ëÄ¡ÇÔÀ¸·Î½á °Ýº® ¿ù·ù À¯¼ÓÀ» ÁÙÀÌ°í ¼Ò»óÀ» ¿ëÀÌÇϵµ·Ï ÇßÀ¸¸ç, ÅðÀûµÈ Åä»ç¸¦ Á¦°ÅÇϱâ À§ÇØ °íÁ¤½Ä °Ýº®º¸´Ù´Â »ó¡¤ÇÏ 2´Ü½Ä ¼öÁ÷À̵¿ °Ýº®À» ¼³Ä¡Çϸç, »õµé¿¡ ÀÇÇÑ ¾îÁ·ÀÇ ÇÇÇØ¸¦ °í·ÁÇÏ¿© ±×¹°¸ÁÀ» ¼³Ä¡Çϰí, ¾îµµ ¹Ù´ÚÀÇ »ö±òÀ» Åë°ú ¾îÁ·ÀÇ »ö±ò°ú °°ÀÌ ÇÔÀ¸·Î½á º¸È£»ö ±â´ÉÀ» °®Ãß´Â °ÍÀÌ ¹Ù¶÷Á÷ÇÑ °ÍÀ¸·Î ÆÇ¸íµÇ¾ú´Ù.
In this study, hydraulic characteristics for upstream migration of fish in a pool-and-weir fishway were analyzed through experiment. The results showed that streaming flow was preferable to plunging flow for upstream migration of fish and it was not good to make an orifice beneath the septum since it generates turbulent jet and eddies. Protrusions on the side wall of fishway were preferable to grooves since they decelerate flow velocity and make upstream migration easy. A vertically movable septum was necessary for a flushing of deposited bed material, and net installing over fishway was also needed for birds not to approach the fishway and eat fish.
 
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Çѱ¹¼öÀÚ¿øÇÐȸÁö / v.27, no.2, 1994³â, pp.63-72
Çѱ¹¼öÀÚ¿øÇÐȸ
ISSN : 1738-9488
UCI : G100:I100-KOI(KISTI1.1003/JNL.JAKO199411920094885)
¾ð¾î : Çѱ¹¾î
³í¹® Á¦°ø : KISTI Çѱ¹°úÇбâ¼úÁ¤º¸¿¬±¸¿ø
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