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     ¿ø½ÉÆßÇÁ´Â ÈíÀÔ¾çÁ¤ÀÌ °ú´ÙÇϸé CAVITATIONÀÇ ¹ß»ýÀ¸·Î À¯·® ¹× ¾Ð·ÂÀÇ ÀúÇÏ ¶Ç´Â Èí»óÀÛ¿ëÀ»
     »ó½ÇÇÏ°Ô µÈ´Ù. ÆßÇÁ°¡ ¼³Ä¡µÉ Á¶°Ç¿¡¼­ÀÇ À¯È¿ NPSH ´Â ÆßÇÁÀÇ ÇÊ¿ä NPSH °ª ÀÌ»óÀÌ µÇ¾î¾ß
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          À¯È¿ÈíÀÔ ¾çÁ¤ÀÇ °è»ê

              hsv = Pa/r ¡¾ Hs - Hl - Pvp/r
              hsv : Net Positive Suction Head[m]
              Pa : ÈíÀÔ¼ö¸éÀÇ ¾Ð·Â(Àý´ë¾Ð·Â) [kg/§³]

              Hs : ÈíÀÔ¾çÁ¤[m] Èí»óÀ϶§(-) ¾ÐÀÔÀ϶§(+)

              Hl : ÈíÀÔ¼Õ½Ç ¾çÁ¤[m]
              Pvp : ¼ö¿Â¿¡ À־ Áõ±â¾Ð[kg/§³]
              r : ¾×ÀÇ ´ÜÀ§ üÀûÀÇ Áß·®[kg/§©]

          1. ¼ö¿Â 25¡É ÈíÀÔ¾çÁ¤ -6m ÈíÀÔ°ü³»ÀÇ ¼Õ½ÇÀ» ¹«½ÃÇÏ¸é ´ÙÀ½°ú °°´Ù.
              Pa = 10,330kg/§³ Pvp : 323kg/§³
              Hl = 0, r = 1000kg/§©
              Hsv = 10.33-6-0.323=4.01m

          2. ¼ö¿Â 60¡ÉÀÎ °æ¿ì´Â ´ÙÀ½°ú °°´Ù.
              r = 983kg/§© Pvp = 2031kg/§³
              hsv = 10.52-6-2.07=2.45m

          3. Hs = 4m ¾ÐÀÔ, ¼ö¿Â 100¡ÉÀÎ °æ¿ì´Â ´ÙÀ½°ú °°´Ù.
              r = 958kg/§© Pcp = 10,330kg/§³
              hsv = 10.78+4-10.78=4m





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