Architecture
°ÇÃà Architecture


Æ®·¯½º(truss), ºÎÀç 7, ºÎÀç·Â(member force)

ÀÛ¼ºÀÚ Uploader : ¸¶Áß¹° ÀÛ¼ºÀÏ Upload Date: 2022-05-12º¯°æÀÏ Update Date: 2022-05-12Á¶È¸¼ö View : 879

Type1 Type2
±×¸²°ú °°ÀÌ ±æÀÌ 2L (m), ³ôÀÌ H (m) ÀÎ Æ®·¯½º¿¡ Èû P1, P2, P3 (kN) ÀÌ ÀÛ¿ëÇÒ ¶§, °¢ ºÎÀç¿¡ ÀÛ¿ëÇÏ´Â ºÎÀç·ÂÀ» ±¸ÇÑ´Ù.

ÁöÁ¡¿¡¼­ÀÇ ¹Ý·Â RA, RB ´Â Âü°í¹®Çå¿¡ ¸µÅ©ÇÑ °è»ê±â¸¦ ÀÌ¿ëÇÑ´Ù.
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RA+D1 ºÎÀç·ÂÀÇ ¼öÁ÷¼ººÐ = 0 À̹ǷÎ, RA+D1*H/sqr(H^2+(L/2)^2)=0


A ÁöÁ¡¿¡¼­ ¼öÆò·ÂÀÇ ÇÕÀº 0 À̹ǷÎ, L1+D1*(L/2)/sqr(H^2+(L/2)^2) = 0


ÁÂÃø Á¡¼±ÀÇ ÁÂÃø ºÎºÐ¿¡ ÀÛ¿ëÇÏ´Â ÈûÀº P3 ÀÛ¿ëÁ¡À» ±âÁØÀ¸·Î ¸ð¸àÆ® ÇÕÀÌ 0 À̹ǷÎ,

RA*L-P1*(L/2)+U1*H = 0


RA-P1-D2 ºÎÀç·ÂÀÇ ¼öÁ÷¼ººÐ = 0 À̹ǷÎ, D2*H/sqr(H^2+(L/2)^2) = RA-P1


RB-P2-D3 ºÎÀç·ÂÀÇ ¼öÁ÷¼ººÐ = 0 À̹ǷÎ,


RB+D4 ºÎÀç·ÂÀÇ ¼öÁ÷¼ººÐ = 0 À̹ǷÎ,


B ÁöÁ¡¿¡¼­ ¼öÆò·ÂÀÇ ÇÕÀº 0 À̹ǷÎ,


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¡à chk : P3 ÀÛ¿ëÁ¡¿¡¼­ ¼öÆò·ÂÀÇ ÇÕÀÌ 0 °¡ µÈ´Ù.


¡Ø ÀÌ »çÀÌÆ®´Â ±¤°í¼öÀÍÀ¸·Î ¿î¿µµË´Ï´Ù.

¡Ø »¡°£»ö ¹ØÁٺκп¡ ÀڷḦ ÀÔ·ÂÇϼ¼¿ä.
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