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ST¿¡¼ ÃßÃâÇÑ Steam°ú Water¸¦ Shell and tube ¿±³È¯±â¸¦ ÅëÇØ ¿±³È¯À» ÇÕ´Ï´Ù.
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1. ST¿¡¼ ÀϺΠSteam ÃßÃâÇÏ¿© Áö¿ª³¹æ¿ë Water¸¦ Heating ½ÃÅ°´Â ConceptÀÓ.
- ST Load 50~100%¿¡ °ü°è¾øÀÌ SteamÀ» ÃßÃâÇÏ¿© 7400kW(¿©¸§Ã¶)~37MW(°Ü¿ïö)¸¸Å Áö¿ª³¹æ¿¡ Heat Duty °ø±Þ. Áï, ST Load¿¡ µû¶ó ÃßÃâ SteamÀÌ ControlÀÌ ºÒ°¡ÇÑ »óȲ. ÃßÃâ Steam line¿¡ FCV ? PCVµîÀ» ´Þ¾Æ¼ ¿±³È¯±â·Î µé¾î°¡´Â Steam¾çÀ» ControlÇؾßÇÔ.
2. Heating ½ÃÄѾßÇÏ´Â Water À¯·®°ú inlet tempº¯µ¿. (Water out temp 110'C ÀÏÁ¤)
À§¿Í °°Àº »óȲÀ̸ç, ´ÙÀ½°ú °°Àº Á¦¾î°¡ Çö½ÇÀûÀ¸·Î °¡´ÉÇÑÁö Á¶¾ð ºÎŹµå¸³´Ï´Ù.
1. ¿±³È¯±â·Î µé¾î°¡´Â Water Flow¿Í Temp¸¦ ÃøÁ¤ÇÏ¿© ¿±³È¯±â·Î µé¾î°¡´Â ÃßÃâ Steam·® Á¦¾î°¡ °¡´ÉÇÑÁö¿ä? (Water Out temp 110'C À¯ÁöÇϱâ À§ÇØ)
- Water inlet flow ³ª Temp µÑÁß¿¡ ÇÑ°³°¡ °íÁ¤µÇ¾î ÀÖÀ¸¸é ¿·® °è»êÇÏ¿© Steam·® °è»êÇÏ¿© ControlÀÌ ´Ü¼øÇØÁú°ÍÀ¸·Î º¸À̴µ¥.. µÎ°¡Áö º¯¼ö¶ó Control ¹æ¹ýÀÌ ÀÖ´ÂÁö Àǹ®ÀÔ´Ï´Ù.
(ex) Water 50'C 100m3/h µé¾î¿Ã¶§¿Í 30'C 200m3/h µé¾î¿Ã¶§ÀÇ ÇÊ¿ä Steam·®ÀÌ ´Ù¸¥µ¥ ÀÌ°É ¸ÂÃçÁÙ¼öÀÖ´Â Á¦¾î¹æ¹ý..)
2. ¸¸ÀÏ Inlet Temp°¡ °íÁ¤µÇ¾îÀÖ´Ù¸é, Flow¸¦ ÃøÁ¤ÇÏ¿© ÃßÃâ Steam·® Á¦¾î°¡ °¡´ÉÇÑ°¡¿ä?
- Inlet Temp(60'C / °Ü¿ïöÀÌµç ¿©¸§Ã¶ÀÌµç »ó°ü¾øÀÌ) ¶ó¸é Water inlet line¿¡ FIT¸¦ ¼³Ä¡ÇÏ¿© ÃßÃâ Steam¿¡ FCVµÎ¾î Á¤±³ÇÑ ControlÀÌ °¡´ÉÇÑÁö Àǹ®ÀÔ´Ï´Ù.
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