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ÀåÄ¡ : Revamping Steam Turbine
Áú¹® : Steam Turbine º¯°æ¿¡ µû¶ó¼ ±âÁ¸¿¡ ¹ß»ýµÇ´Â (Outlet) HS LineÀÌ ¾Æ·¡¿Í °°ÀÌ º¯°æµÇ¾ú½À´Ï´Ù.
Steam Turbine Inlet Condition : 525 µµ¾¾ Steam
(Outlet) HS Temp (Nor) : (Exsiting) 390 µµ¾¾ -> (New) 375 µµ¾¾
(Outlet) HS Press (Nor) : 41 kg/cm2g -> 41 kg/cm2g (º¯µ¿»çÇ×¾øÀ½)
(Exsiting) Spray Type Desuperheater (SND) : 390 µµ¾¾¸¦ Water¸¦ ÅëÇؼ 375 µµ¾¾·Î Down
(Âü°í, HS Condition BEDD : Nor. 375 µµ¾¾)
-> ¿©±â¿¡¼ Steam Turbine Type¿¡ º¯°æ¿¡ µû¶ó¼ ¿øÇÏ´Â ¿îÀüÁ¶°ÇÀÎ 375 µµ¾¾·Î ¸ÂÃç¼ °ø±ÞµË´Ï´Ù.
±×·¡¼ µû·Î Desuperheater¸¦ Reused ÇؾßÇÒ ÇÊ¿ä´Â ¾ø¾îº¸À̴µ¥¿ä.
´Ù¸¸ ±Ã±ÝÇÑ °ÍÀÌ Steam Turbine Trip µÇ¾î¼ Steam Turbine Inlet Steam(525 µµ¾¾)°¡ °ø±ÞµÇ´Â °æ¿ìµµ °í·ÁÇؼ Desuperheater¸¦ ¼³Ä¡ÇؾßÇÏ´ÂÁö ±Ã±ÝÇÕ´Ï´Ù.
(Âü°í·Î HS Line¿¡ Temp. High Alarm, On-off valve, Pressue High Alarm, PSV µî ¼³Ä¡µÇ¾îÀÖÀ½)