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双体船粘性阻力数值计算方法
Numerical Calculation on Viscous Resistance of the Catamaran
【摘要】 将兰德韦伯回转体速度分布所满足的第 1类弗雷德和姆积分方程由来流速度为 1推广到一任意值 ,并由此提出了速度因子的概念 ;在数值计算过程中 ,结合实际情况 ,考虑到多次迭代会带来舍入误差的积累 ,采用最小偏差法结束迭代 ;程序用C+ + 语言编制 ,在VISUALC ++Ver5 .0环境下调试成功
【Abstract】 In this report the speed U in Fredholm equation is generalized from one to a random number,and then a conception named speed factor is raised.In consideration of accumulation of unavoidable error during the period of numerical calculation,the method named minimal error is applied.The program is compiled and debugged in VISUAL C ++ 5.0 successfully.
【关键词】 双体船;
粘性阻力;
速度因子;
等价回转体;
数值计算;
【Key words】 Catamaran; Viscous resistance; Speed factor; Equivalent gyrator; Numerical calculation;
【Key words】 Catamaran; Viscous resistance; Speed factor; Equivalent gyrator; Numerical calculation;
- 【文献出处】 武汉造船 ,WUHAN SHIPBULLDING , 编辑部邮箱 ,2000年03期
- 【分类号】U674.951
- 【被引频次】5
- 【下载频次】79