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Journal Articles
Article Type: Research Papers
J. Vib. Acoust. April 2022, 144(2): 021004.
Paper No: VIB-20-1583
Published Online: July 22, 2021
Journal Articles
Article Type: Research Papers
J. Vib. Acoust. April 2022, 144(2): 021005.
Paper No: VIB-21-1108
Published Online: July 22, 2021
Journal Articles
Article Type: Research Papers
J. Vib. Acoust. April 2022, 144(2): 021006.
Paper No: VIB-21-1055
Published Online: July 22, 2021
Journal Articles
Accepted Manuscript
Article Type: Research Papers
J. Vib. Acoust.
Paper No: VIB-21-1123
Published Online: July 22, 2021
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Coordinate system and deformation of the pretwisted beam   Coordinate syste...
Published Online: July 22, 2021
Fig. 1 Coordinate system and deformation of the pretwisted beam Coordinate system and deformation of the pretwisted beam More
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Variation of natural frequency with rotational speed Ω under different slen...
Published Online: July 22, 2021
Fig. 3 Variation of natural frequency with rotational speed Ω under different slenderness d ¯ : ( a ) d ¯ = 10 and ( b ) d ¯ = 20 Variation of natural frequency with rotational speed Ω under different slenderness d¯: (a) d¯=10 and (b) d¯=20 More
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The first ninth-order mode shapes at different rotational speeds (     β   ...
Published Online: July 22, 2021
Fig. 4 The first ninth-order mode shapes at different rotational speeds ( β r = 30 d e g , β R = 30 d e g ): ( a ) Ω = 20 rad/s, ( b ) Ω = 250 rad/s, ( c ) Ω = 500 rad/s, ( d ) Ω = 750 rad/s, and ( e ) Ω = 1000 rad/s The first ninth-order mode shapes at dif... More
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The 4th mode shape at Ω = 20 rad/s (      β    r    =  30    deg    ,      ...
Published Online: July 22, 2021
Fig. 5 The 4th mode shape at Ω = 20 rad/s ( β r = 30 deg , β R = 30 deg ) The 4th mode shape at Ω = 20 rad/s (βr=30deg, βR=30deg) More
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Variation of the first-9 mode shapes with the setting angle  β   r   (Ω = 1...
Published Online: July 22, 2021
Fig. 6 Variation of the first-9 mode shapes with the setting angle β r (Ω = 1000 rad/s): ( a ) β r = 0 deg , β R = 0 deg , ( b ) β r = 15 deg , β R = 15 deg , ( c ) β r = 30 deg , β R = 30 ... More
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Variation of the mode components in first 2 mode shapes with the setting an...
Published Online: July 22, 2021
Fig. 7 Variation of the mode components in first 2 mode shapes with the setting angle at different rotational speeds: ( a ) Ω = 500 rad/s, ( b ) Ω = 750 rad/s, and ( c ) Ω = 1000 rad/s Variation of the mode components in first 2 mode shapes with the setting angle at different rotational speeds: ... More
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Variation of mode components in the third mode shape with the setting angle...
Published Online: July 22, 2021
Fig. 8 Variation of mode components in the third mode shape with the setting angle at different rotational speeds: ( a ) Ω = 500 rad/s, ( b ) Ω = 750 rad/s, and ( c ) Ω = 1000 rad/s Variation of mode components in the third mode shape with the setting angle at different rotational speeds: (a) Ω ... More
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The first ninth-order mode shapes at different rotational speeds for      β...
Published Online: July 22, 2021
Fig. 9 The first ninth-order mode shapes at different rotational speeds for β r = 45 d e g , β R = 30 d e g : ( a ) Ω = 20 rad/s, ( b ) Ω = 250 rad/s, ( c ) Ω = 500 rad/s, ( d ) Ω = 750 rad/s, and ( e ) Ω = 1000 rad/s The first ninth-order mode shape... More
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Variations of mode components in different mode shapes with the total pre-t...
Published Online: July 22, 2021
Fig. 10 Variations of mode components in different mode shapes with the total pre-twist angle for Ω = 1000 rad/s Variations of mode components in different mode shapes with the total pre-twist angle for Ω = 1000 rad/s More
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An acoustic room with a rectangular obstacle inside: ( a ) top view and ( b...
Published Online: July 22, 2021
Fig. 1 An acoustic room with a rectangular obstacle inside: ( a ) top view and ( b ) view in the xz plane An acoustic room with a rectangular obstacle inside: (a) top view and (b) view in the xz plane More
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( a ) and ( b ) The sound pressure amplitude | p |, ( c ) the truncation er...
Published Online: July 22, 2021
Fig. 2 ( a ) and ( b ) The sound pressure amplitude | p |, ( c ) the truncation error E , and ( d ) the quantity R F defined by Eq. (28) as the functions of the coordinate x for z = H /2, the obstacle of the following parameters: d x = 0.7 m, d y = 2 m, s → = [ 3 ... More
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( a ) The acoustic pressure amplitude | p | and ( b ) the quantity  R  from...
Published Online: July 22, 2021
Fig. 3 ( a ) The acoustic pressure amplitude | p | and ( b ) the quantity R from Eq. (29) as the functions of the coordinate y for the obstacle of the following parameters: d x = d y = 1 mm, s → = [ 3 , 1 ] m, ξ = 5 − i , and z = H /2 and the truncation const... More
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The sound pressure amplitude | p | as a function of the coordinate  y  for ...
Published Online: July 22, 2021
Fig. 4 The sound pressure amplitude | p | as a function of the coordinate y for z = H /2, f = 100 Hz, the obstacle of the following parameters: d x = 0.7 m, d y = 2 m, s → = [ 3 , 1 ] m, and ξ = 5 − i , the point source locations r → 0 = [ 1.5 , ... More
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The acoustic pressure amplitude | p   e  | as a function of the coordinate ...
Published Online: July 22, 2021
Fig. 5 The acoustic pressure amplitude | p e | as a function of the coordinate y for f = 100 Hz, the sound source location r → 0 = [ 1 , 1 , 1 ] m, x = 5 m, and z = H /2. The line keys: black: N = 80 (reference curve), red: N = 7 , green: ... More
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The acoustic field distribution: ( a ) sound pressure amplitude | p | (    ...
Published Online: July 22, 2021
Fig. 6 The acoustic field distribution: ( a ) sound pressure amplitude | p | ( E m e a n = 1.27 % , min = 2.25 × 10 −3 mPa, max = 3.67 mPa), ( b ) active sound intensity I → r , and ( c ) reactive sound intensity I → i for z = H /2, the obstacle ... More