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  Tank Pressure control °ü·Ã Áú¹®
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1. Tank  pressure system ±¸¼ºÀ» ÇϱâÀ§ÇÑ ±â¼úÀûÀÎ Standard°¡ ÀÖ³ª¿ä?
   . ¸¸¾à¿¡ design standard°¡ ¾ø´Ù¸é ´Ü¼øÅÊÅ©°£ ÀÌ¼Û µî thermal breathingÀ» Ä¿¹ö°¡´ÉÇÑ »çÀÌÁî·Î¸¸ controlvalve ¹×
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2. Breather valve design½Ã Standard°¡ ÀÖ³ª¿ä?
   . ÀúÀå¹°Áú ¹× Tank size, design pressure µî¿¡ ÀÇÇÏ¿© breather valve setting pressure°¡ FixµÇ´Â °ÍÀΰ¡¿ä?
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½ºÅ×Æijë Stefano   18-01-05 12:42
(A1) API 650 ÅÊÅ©ÀÇ Vent Duty¿¡ °üÇÑ Ç¥ÁØÀº API 2000¿¡ ±ÔÁ¤ÇÏ°í ÀÖ½À´Ï´Ù. 

´ë±â¾ÐÅÊÅ©¶ó¸é API 650 Ç¥ÁØ¿¡ ÀÇÇÏ¿© -25~1835 mmAq ¹üÀ§ÀÇ ¼³°è¾Ð·ÂÀ¸·Î Á¦ÀÛ µË´Ï´Ù.  ±âŸ Áø°øÁ¶°ÇÀº ¹ßÁÖÀÚ¿Í ¼³°èÁ¦ÀåÀÚ¿Í ÇùÀÇÇ쵂 ¿Ü¾Ð 25mmAq¸¦ ÃÊ°úÇÏ´Â °æ¿ì 703.6 mmAq Áø°ø±îÁö API 650 App. V Ç¥ÁØÀ» ÁؼöÇÏ¿© Á¦ÀÛÇØ¾ß ÇÕ´Ï´Ù.

¾Ð·ÂÀº TankÀÇ À§ ¹üÁÖÀÇ ÇØ´ç ¾ç,À½¾Ð ¼³°è¹üÀ§³»¿¡¼­ ¼³Á¤ÇÏ¿© ¿îÀüÇÏ¸é µÇ´Âµ¥ ¿ë·®Àº Inflow, Outflow À¯·®À» ÃÖ´ëÀ¯·®À¸·Î °è»êÇÏ¸é µÉ °ÍÀÔ´Ï´Ù.    Thermal BreathingÀº (¿Âµµº¯È­ ¼Óµµ°¡ ±×¸® Å©Áö ¾ÊÀ» °ÍÀÌÀ¸·Î) Governing Condition¿¡ ÇØ´çÇÏÁö ¾ÊÀ» °ÍÀÔ´Ï´Ù.

(A2) Breather ValveÀÇ Set Pressure´Â PSV¿Í °°ÀÌ Storage Tank ¼³°è¾Ð·Â ¹üÀ§ À̳»¿¡¼­ ÀÓÀǼ³Á¤ÇÏ¸é µË´Ï´Ù.
     
¹÷ parkyb1101   18-01-05 13:50
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