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°ÇÃà Architecture


Æ®·¯½º(truss), ºÎÀç 9, ¹Ý·Â(reaction force) °ú ºÎÀç·Â(member force)

ÀÛ¼ºÀÚ Uploader : ¸¶Áß¹° ÀÛ¼ºÀÏ Upload Date: 2023-05-14º¯°æÀÏ Update Date: 2023-05-14Á¶È¸¼ö View : 426

Type1 Type2
±×¸²°ú °°ÀÌ 9 °³ÀÇ ºÎÀç·Î ÀÌ·ç¾îÁø Æ®·¯½º¿¡ Èû P (kN) ÀÌ ÀÛ¿ëÇÒ ¶§, ¹Ý·Â RA, RB (kN) À» ±¸ÇÏ°í, ºÎÀç·Â FCE, FDE, FDF (kN) À» ±¸ÇÑ´Ù. No Image
¡à input data


ÁöÁöÁ¡ A ¸¦ ±âÁØÀ¸·Î ¢²MA = 0 À̹ǷÎ,

-P*2*L + RB*3*L = 0

RB = (2/3)*P

RA = (1/3)*P

°¡ µÈ´Ù.




»¡°£ Á¡¼±À¸·Î ³ª´©¾î ´Ü¸é¹ýÀ» Àû¿ëÇϸé, ÀýÁ¡ D ¸¦ ±âÁØÀ¸·Î, ¢²MD = 0 À̹ǷÎ,

RA*L - FCE*H = 0

FCE = (L/H)*RA (¾ÐÃà)


¼öÁ÷·ÂÀÇ ÇÕ ¢²FV = 0 À̹ǷÎ,

RA - (H/(L^2+H^2)^(1/2))*FDE = 0

FDE = RA*(L^2+H^2)^(1/2)/H (¾ÐÃà)


ÀýÁ¡ E ¿¡¼­ ¢²ME = 0 À̹ǷÎ,

RA*2*L - FDF*H = 0

FDF = (2*L/H)*RA (ÀÎÀå)


°¡ µÈ´Ù.
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