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ÀÛ¼ºÀÚ Uploader : ¿ì°øÀÌ»ê ÀÛ¼ºÀÏ Upload Date: 2018-12-15º¯°æÀÏ Update Date: 2018-12-15Á¶È¸¼ö View : 11298

ÄÜÅ©¸®Æ®ÀÇ ÇÒ¼± ź¼º°è¼ö Ec ´Â, ´ÜÀ§Ã¼Àû´ç Áú·® mc ÀÇ °ªÀÌ mc = 1450 - 2500 kg/m^3 ÀÎ °æ¿ì¿¡´Â ´ÙÀ½ ½ÄÀ¸·Î Á¤ÀǵȴÙ.

  Ec = 0.77*mc^1.5*fcu^(1/3)

º¸Åë Áß·® ÄÜÅ©¸®Æ®¸¦ »ç¿ëÇÏ´Â °æ¿ì´Â mc = 2300 kg/m^3 À̸ç À̶§´Â ´ÙÀ½ ½ÄÀ» ¾´´Ù.

  Ec = 8500*fcu^(1/3)

¿©±â¼­, fcu = fck + ¥Äf ·Î Á¤ÀÇ Çϸç, fck ¡Â 40 MPa ÀÎ °æ¿ì¿¡´Â ¥Äf = 4, fck > 60 Mpa ÀÎ °æ¿ì¿¡´Â ¥Äf = 6 À¸·Î Á¤ÇÑ´Ù. 40 MPa < fck ¡Â 60 MPa ÀÏ ¶§´Â Á÷¼± º¸°£ÇÏ¿© ¥Äf ¸¦ ±¸ÇÑ´Ù.

  Ec = 8500*(fck+¥Äf)^(1/3)


*** Âü°í¹®Çå[References] ***

https://ko.wikipedia.org/wiki/%EC%BD%98%ED%81%AC%EB%A6%AC%ED%8A%B8
Ec = 8500*(fck+¥Äf)^(1/3)
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