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µ¿·ÂÀ» Àü´ÞÇÏ´Â ¿øÇü´Ü¸é ÃàÀÇ Á÷°æ(Áö¸§)

ÀÛ¼ºÀÚ Uploader : ¹°¾ÆÀÏü ÀÛ¼ºÀÏ Upload Date: 2019-11-03º¯°æÀÏ Update Date: 2019-11-03Á¶È¸¼ö View : 723

P (MW) ¸¦ Àü´ÞÇÏ´Â ¿øÇü´Ü¸é ÃàÀÇ ÇÊ¿äÇÑ Á÷°æÀ» ±¸ÇÑ´Ù.
ÃàÀº f (Hz)·Î ȸÀüÇϸç, Àç·áÀÇ Ç׺¹ÀÀ·ÂÀº ¥ó (MN/m^2) ÀÌ´Ù.

ÃàÀÇ °¢¼Óµµ°¡ ¥ø (rad/s) ÀÏ ¶§, Àü´ÞµÇ´Â µ¿·Â P (W) ´Â ÅäÅ© T (N¡¤m)¿Í °¢¼ÓµµÀÇ °öÀ̹ǷÎ,

¥ø = 2*¥ð*f

P = T*¥ø = T*2*¥ð*f

T = P/(2*¥ð*f)

ÃÖ´ë ÅäÅ© Tmax = ¥ó*Jz/r ÀÌ°í, ¿øÇü´Ü¸éÀÇ ±Ø°ü¼º¸ð¸àÆ® Jz = (¥ð/2)*r^4 À̹ǷÎ,

Tmax = ¥ó*(¥ð/2)*r^3

r = (2*Tmax/(¥ð*¥ó))^(1/3)

r = (P/(¥ð^2*f*¥ó))^(1/3)

ÀÌ µÈ´Ù. µû¶ó¼­ ±¸ÇÏ´Â Á÷°æ D ´Â ´ÙÀ½°ú °°´Ù.

D = 2*(P/(¥ð^2*f*¥ó))^(1/3)

¾ÈÀüÀ² fs ¸¦ Àû¿ëÇÑ´Ù¸é,

D = 2*(fs*P/(¥ð^2*f*¥ó))^(1/3)

°¡ µÈ´Ù.

*** Âü°í¹®Çå[References] ***

https://en.wikipedia.org/wiki/Polar_moment_of_inertia
D = 2*(fs*P/(¥ð^2*f*¥ó))^(1/3)
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