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Ch6.3 - f0 f0 1 3 4 4 7 x I = y I 2 1 m2 f m2 r m2 c = m2 2

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1   f 0  ζ  f 0  ζ  第第第 第第第第第第 第第第 第第第第第第第第第第第第第第第第第第 
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2       3  4  4  7   第第第第第第第第第第第 ( 29 ( 29 I y I x = 第第第 第第第第第第第第第第第第第第第第第第
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3 2 c 2 r 2 f 2 m m m m = + + 0 r 2 f 2 = - b m a m 2 r 2 2 f 2 2 2 b m a m m I y y + = = ρ 1  2  3  - = = = ab m m bL m m aL m m y y y 2 2 2c 2 2 2r 2 2 2f 1 ρ ρ ρ 第第第 第第第第第第第第第第第第第第第第第第    ab y 2 ρ ε =
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4 0 2c 2 2 2r 2 2 2f = = = m bL m m aL m m y y ρ ρ  = 0.8  1.2  1  = 1  第第第 第第第第第第第第第第第第第第第第第第
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5   =1   m 2f  m 2r     第第第 第第第第第第第第第第第第第第第第第第
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6   10~16Hz   5Hz   第第第 第第第第第第第第第第第第第第第第第第
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7 第第第第第第第第第第第第 ( 29 ( 29 0 2 = - + - + q z K q z C z m 2 2 m C n = 2 2 0 m K = ϖ 0 2 2 0 = + + z z n z ϖ K m C n 2 0 2 = = ϖ ζ ω 0  ζ  第第第 第第第第第第第第第第第第第第第第第第
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8  ( 29 α ϖ + - = - t n A z nt 2 2 0 sin e 第第第 第第第第第第第第第第第第第第第第第第   m 2  2 2 0 r n - = ϖ ϖ  e nt - 
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9 ζ  ω r  ζ =1    ζ  0.25  ω r ω 0  3%  1  ω r  2 2 0 r n - = ϖ ϖ 2 0 1 ζ ϖ - = 0 r ϖ ϖ 2 0 m K = ϖ 2 0 0 1 m K f = = ϖ 第第第 第第第第第第第第第第第第第第第第第第  ζ 
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10 2  2 1 A A d = ( 29 1 1 1 e e T t n nt A A + - - = 1 e nT = 2 1 e ζ ζ - = 2 1
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