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ID:12774334
大小:1.89 MB
页数:31页
时间:2018-07-19
《绘制母型船横剖面面积曲线图毕业设计》由会员上传分享,免费在线阅读,更多相关内容在教育资源-天天文库。
1、第三章型线设计3.1绘制母型船横剖面面积曲线图图3-1母型船水线下横剖面图用软件AUTOCAD计算出水线以下各站的横剖面面积。表3-1母型船横剖面面积站号横剖面面积(mm^2)站号横剖面面积(mm^2)0站205692711站1312444261站2155826112站1312444262站5067749613站1308942013站7721267514站129279457314站9927286115站1256167915站11597370116站1168404756站12537747817站1004244927站12920170218站770625828站1
2、3086090719站446204389站13149204120站010站131615691 绘制母型船横剖面面积曲线:图3-2母型船横剖面面积曲线3.2横剖面面积曲线修改母型船:XBo=1.5%船中前,Cpo=0.79,Lppo=115.8m设计船:XB=1.7%船中前,Cp=0.77,Lpp=120.51m用(1-Cp)法求各站移动距离:31表3-2各站移动距离前体Cpfo=Cpo+2.25XBo0.823Cpf=Cp+2.25XB0.828δCpf=Cpfo-Cpf0.005δCpf/(1-Cpf)0.03119站δX19=(1-0.9)×δCpf/(
3、1-Cpf)×Lpp/20.187m18站δX18=(1-0.8)×δCpf/(1-Cpf)×Lpp/20.374m17站δX17=(1-0.7)×δCpf/(1-Cpf)×Lpp/20.560m16站δX16=(1-0.6)×δCpf/(1-Cpf)×Lpp/20.747m15站δX15=(1-0.5)×δCpf/(1-Cpf)×Lpp/20.934m14站δX14=(1-0.4)×δCpf/(1-Cpf)×Lpp/21.121m13站δX13=(1-0.3)×δCpf/(1-Cpf)×Lpp/21.308m12站δX12=(1-0.2)×δCpf/(1-C
4、pf)×Lpp/21.494m11站δX11=(1-0.1)×δCpf/(1-Cpf)×Lpp/21.681m后体Cpao=Cpo-2.25XBo0.756Cpa=Cp-2.25XB0.752δCpa=Cpao-Cpa0.0045δCpa/(1-Cpa)0.01819站δX9=(1-0.1)×δCpa/(1-Cpa)×Lpp/20.982m8站δX8=(1-0.2)×δCpa/(1-Cpa)×Lpp/20.872m7站δX7=(1-0.3)×δCpa/(1-Cpa)×Lpp/20.763m6站δX6=(1-0.4)×δCpa/(1-Cpa)×Lpp/20.65
5、4m5站δX5=(1-0.5)×δCpa/(1-Cpa)×Lpp/20.545m4站δX4=(1-0.6)×δCpa/(1-Cpa)×Lpp/20.436m3站δX3=(1-0.7)×δCpa/(1-Cpa)×Lpp/20.327m2站δX2=(1-0.8)×δCpa/(1-Cpa)×Lpp/20.218m1站δX1=(1-0.9)×δCpa/(1-Cpa)×Lpp/20.109m313.3用母型改造法型值产生在横剖面面积曲线图上,量出各站处设计船与母型船横剖面面积百分数相同的距离δxi,然后在母型船的水线图上距对应站δxi处量取各水线半宽yij,再乘上B/B
6、o,即可得到新船各站半宽型值。表3-3各站半宽值站号500WL1000WL1500WL2500WL3500WL4500WL5500WL6500WL7200WL065938601434.863781.2832.1491935.04975.181024.12097.84896.66384.122120.722511.72815.7683156.63480.34123.95353.07075.77782.033707.024160.54615.8585323.35928.16593.27520.38497.18779.945293.315958.46556.6377
7、347.77882.98357.48909.29406.19626.856868.167698.18290.8728890.09201.29457.69693.19887.39987.268065.698835.09321.3119733.69877.09960.010017.100501005078838.589435.19779.81810013.100501005010050100501005089279.609727.59960.33010050100501005010050100501005099449.229824.910005.991005010
8、0501005010050100501
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