Architecture
°ÇÃà Architecture


´Ü¼øº¸(simple beam), ¹Ý·ÂÀÌ ÃÖ¼Ò°¡ µÇ´Â °æ°£(minimum reaction force)

ÀÛ¼ºÀÚ Uploader : ¸¶Áß¹° ÀÛ¼ºÀÏ Upload Date: 2022-03-20º¯°æÀÏ Update Date: 2022-05-10Á¶È¸¼ö View : 351

±×¸²°ú °°ÀÌ µîºÐÆ÷ÇÏÁß w (kN/m) ¿Í ÁýÁßÇÏÁß P (kN) ÀÌ ÀÛ¿ëÇÒ ¶§, ¹Ý·Â RB (kN) ÀÌ ÃÖ¼Ò°¡ µÇ´Â °æ°£ x (m) ¸¦ ±¸ÇÑ´Ù. P ´Â ÁöÁ¡ A ·Î ºÎÅÍ L (m) ¶³¾îÁø ÁöÁ¡¿¡ ÀÛ¿ëÇÑ´Ù.

A ÁöÁ¡¿¡¼­ ¸ð¸àÆ®ÇÕ ¢²MA = 0 ÀÓÀ» Àû¿ëÇϸé,

P*L+w*x*(1/2)*x = RB*x

RB = P*L/x +(w/2)*x

RB ¸¦ x ¿¡ ´ëÇØ ¹ÌºÐÇÏ¿© 0 ÀÌ µÇ´Â x ¸¦ ±¸Çϸé,

-P*L/x^2 + (w/2) = 0

x^2 = 2*P*L/w

x = sqr(2*P*L/w)

ÀÌ µÈ´Ù.


*** Âü°í¹®Çå[References] ***

x = sqr(2*P*L/w)
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