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ÀÛ¼ºÀÚ Uploader : metalheart ÀÛ¼ºÀÏ Upload Date: 2019-11-23º¯°æÀÏ Update Date: 2019-11-23Á¶È¸¼ö View : 4278

±×¸²°ú °°ÀÌ ±æÀÌ°¡ L (m) ÀÎ ´Ü¼øº¸¿¡ ºÐÆ÷ÇÏÁß w (kN/m) °¡ ÀÛ¿ëÇÒ ¶§ º¸ÀÇ Áß¾ÓÁöÁ¡¿¡¼­ÀÇ Ã³Áü·® vmax (mm) À» ±¸ÇÑ´Ù.

ÁöÁ¡ A ¿¡¼­ x ¸¸Å­ ¶³¾îÁø °Å¸®¿¡¼­ÀÇ Ã³Áü·® vx (mm) ´Â ´ÙÀ½°ú °°´Ù.

vx = -(w*x/(24*EI))*(L-x)(L^2+L*x-x^2)

E ÀÇ ´ÜÀ§¸¦ MPa, I ÀÇ ´ÜÀ§¸¦ cm^4 À» Àû¿ëÇÒ °æ¿ì ´ÜÀ§¸¦ È®ÀÎÇØ º¸¸é,

((kN/m)*m/(1000*kN/m^2*(0.01m)^4))*m^3 = 10^5*m

°¡ µÇ¹Ç·Î, vx ÀÇ ´ÜÀ§¸¦ mm ·Î ³ªÅ¸³½´Ù¸é,

vx = -(w*x/(24*EI))*(L-x)*(L^2+L*x-x^2)*10^8

ÀÌ µÈ´Ù.

Áß¾ÓÁöÁ¡¿¡¼­ÀÇ Ã³Áü·®Àº x = L/2 ÀÏ ¶§ À̸ç À̶§ÀÇ Ã³Áü·®ÀÌ ÃÖ´ë°¡ µÈ´Ù.

vmax = -(w*(L/2)/(24*EI))*(L-L/2)*(L^2+L*L/2-(L/2)^2)*10^8

vmax = -(5/(384*EI))*w*L^4*10^8



*** Âü°í¹®Çå[References] ***

vmax = -(5/(384*E*I))*w*L^4*10^8
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