海流條件下中性纜纜形及張力的理論研究
發(fā)布時(shí)間:2018-03-08 20:24
本文選題:中性纜 切入點(diǎn):纜形 出處:《船舶力學(xué)》2016年08期 論文類型:期刊論文
【摘要】:文章考慮纜繩經(jīng)受的法向與切向流體阻力,在自然坐標(biāo)系下推導(dǎo)了任意海流中纜繩的動(dòng)力學(xué)方程。建立了中性纜在均勻、線性及組合海流作用下纜形與張力的參數(shù)表達(dá)式。參數(shù)表達(dá)式給出了對應(yīng)海流作用下纜形及張力的物理規(guī)律,從而為參數(shù)迭代求解時(shí)迅速收斂指明了數(shù)學(xué)途徑。自行編制程序,算例的定量結(jié)果進(jìn)一步驗(yàn)證了其物理規(guī)律,也表明在長纜繩下,忽略切向阻力在工程上是不合適的。
[Abstract]:Considering the cable subjected to normal and tangential fluid resistance in natural coordinates deduced dynamic equation of arbitrary cable was established. The current neutral cable in uniform, cable tension and parameter expression of linear and combination of ocean currents. The parameters given the laws of physics and corresponding flow under the action of sea cable tension the parameters of Iterative Solutions so as to converge quickly pointed out. Mathematical way of self programming, the quantitative results further verify the laws of physics, but also that in long cable, ignoring tangential resistance in engineering is not suitable.
【作者單位】: 中國船舶科學(xué)研究中心;
【基金】:海洋調(diào)查專項(xiàng)(TRQDC201401)
【分類號】:U661
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本文編號:1585415
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