第三十章 开发舰船专用CFD软件(2 / 2)

朱迎福笑道:“好,有胆有识,我就欣赏你这样的年轻人。不过我更看重的是你提出来的用cfd技术,在导弹艇的设计中应用,并且推动数字化造船。”

朱劲东点了点头道:“我是这么想的,cfd技术成本低,精度高,只需要在一台计算机上就可以完成,通过设置不同的变量条件,就可以对多种方案进行选择优化,再经过一些后处理软件加工,就能看见流场的各种细节,得到详细的数据结果。再加上数字化造船技术,这样能够大大缩短咱们二二型导弹艇的设计建造周期!让咱们的海军更快的装备这种先进的导弹艇,早日形成战斗力,对周边的一些势力形成震慑的效应!毕竟现在咱们的052b,039型,054型都还没有开建!离服役也还早!”

朱迎福感慨道:“是啊,咱们必须要加快速度才行啊,我们的海军与世界强国海军差距太大了!即便是与周边某一些小国家的海军相比,除了数量上的优势,在舰艇的性能上还处于劣势!”

朱劲东正色道:“所长,我想这次咱们要突破的技术是前所未有的,我希望得到您的支持,我想我们要开发一款我们自己的,舰船专用cfd软件,这样一来,今后我们就可以大量的采用cfd技术来缩短我们的设计周期了!”

朱迎福面色凝重地道:“好,这是一个非常重要的软件,我当然会全力支持你!要人,要钱,你尽管找我!”

朱劲东道:“谢谢所长。虽然说cfd商业软件,早就有了,但是并不是很适合咱们的舰船设计,另外瑞典开发的shipflow,虽然已经有二十多家船厂和大学购买了,但它的功能还比较有限,另外脚盆国的nice,鹰国的iflow软件,都并不是很完善,而且这些软件的购买使用费,也是相当高昂,所以我们必须要开发我们自己的cfd软件,这是为以后打基础。”

一九八一年,世界上第一个cfd商业软件诞生,phoenics,与cad有良好的接口。

一九九五年,cfx商业软件,被应用在很多领域,采用了基于有限元的有限体积法,对六面体网格插值时采用二十四点。

朱迎福点了点头道:“确实现在cfd技术是一个热点,多年前哥德堡科技大学的larsson、衣阿华大学的patel和冬京大学的miyata教授,他们的科研小组都在研究船舶cfd技术,现在世界造船强国,都成立了研究小组,开始搞船舶粘性流及水动力计算研究。不过在船舶流体动力学中,不可压缩流占主导地位,而对于不可压缩流动,压力没有显式方程,精确求解压力存在很大的难度;船舶在水面航行还引起自由表面问题。这两大问题对船舶水动力学提出了更高的数值技术方面的要求。小朱,你觉得咱们能解决这些问题吗”

朱劲东点了点头道:“所长,我保证能够解决这些问题。现在船舶cfd技术应用,远远落后于航空和航天,咱们国内有一些单位虽然也在搞舰船cfd技术,但是没有形成商品化的软件,同时程序实用化,集成化和通用性方面,问题很大,未能达到用户可以使用的程度,所以我们海狼舰船设计研究所,完全可以在我国船舶cfd实用化技术的发展中做出我们的贡献!我想我们的目标,是率先在全世界实现cfd技术与拖拽水池精度相当程度。”

朱迎福高兴地道:“好,好,朱劲东同志,我全力支持你,咱们一定要实现船舶cfd软件的研发,让它成为提高船舶工程产品的设计质量、缩短研究周期、减少人力物力的投入、有效预估性能和船型优化设计等的强有力工具,为数字化造船,打下基础。”

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