• Chinese Journal of Ship Research
  • Vol. 19, Issue 5, 141 (2024)
Runze WU1,2, Jianliang SUN1,2, Xu ZHANG1,2, and Mingfang QI1,2
Author Affiliations
  • 1School of Mechanical Engineering, Yanshan University, Qinhuangdao 066004, China
  • 2National Engineering Research Center for Equipment and Technology of Cold Rolled Strip, Yanshan University, Qinhuangdao 066004, China
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    DOI: 10.19693/j.issn.1673-3185.03438 Cite this Article
    Runze WU, Jianliang SUN, Xu ZHANG, Mingfang QI. Optimized CFRP layering design for circumferential internal corrugated compression shell[J]. Chinese Journal of Ship Research, 2024, 19(5): 141 Copy Citation Text show less
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    材料参数T700Al 6061-t6
    密度/(kg·m−3)1 8202 700
    弹性模量/GPaEx = 141E = 71
    Ey = 11.4
    Ez = 11.4
    泊松比υxy = 0.28υ = 0.33
    υxz = 0.28
    υyz = 0.4
    剪切模量/GPaGxy = 7.1
    Gyz = 7.1
    Gxz = 3.8
    抗拉强度/MPaXt = 2 080205
    Yt = 60
    抗压强度/MPaXc = 1 250
    Yc = 290
    剪切强度/MPaS = 110
    屈服强度/MPa170
    Table 1. Material Parameters
    缠绕方案缠绕线型
    2种螺旋缠绕角度(±40° 3/±45° 3/90° 2)
    (±40° 3/±50° 3/90° 2)
    (±40° 3/±55° 3/90° 2)
    (±40° 3/±60° 3/90° 2)
    (±40° 3/±70° 3/90° 2)
    3种螺旋缠绕角度(±40° 2/±45° 2/±70° 2/90° 2)
    (±40° 2/±50° 2/±70° 2/90° 2)
    (±40° 2/±55° 2/±70° 2/90° 2)
    (±40° 2/±60° 2/±70° 2/90° 2)
    Table 2. Multi-angle spiral winding type
    铺层方式首层应力差/MPa中间层应力差/MPa尾层应力差/MPa应力差平均值/MPa应力差均方差值/MPa
    (±40° 3/±60° 3/90° 2)29.6047.1035.4037.377.28
    (±40° 2/±50° 2/±70° 2/90° 2)35.0023.0035.7015.9027.408.34
    (±40° 2/±55° 2/±70° 2/90° 2)38.0030.8023.8014.6026.808.65
    Table 3. The inter-layer stress mutation difference of the three types of paving mode
    失效准则失效系数
    Tsai -Wu0.152
    Tsai -Hill0.217
    Hashin0.046
    Table 4. Failure coefficients under different failure criteria
    Runze WU, Jianliang SUN, Xu ZHANG, Mingfang QI. Optimized CFRP layering design for circumferential internal corrugated compression shell[J]. Chinese Journal of Ship Research, 2024, 19(5): 141
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