船舶的运动控制受多种因素的影响,比如海浪的作用力大小、风力和海水温度等。而海浪的作用力大小对船舶的运动控制影响巨大,特别是在复杂环境中,精确的海浪作用力常常难以预测。本文针对船舶操纵过程中遇到的难题,采用先进的非线性控制算法建立了船舶的运动模型,然后通过参数控制法对海浪方向谱的实现原理进行了建模分析,建立了精确的波浪运动模型,最后采用Matlab软件,对此模型的时域响应性能进行仿真验证,从而获得良好的性能。
Ship motion control is affected by many factors, such as the force of ocean waves, wind and seawater temperature. The influence of the wave force on the motion control of the ship is very important, especially in the complex environment, the accurate wave force is often difficult to predict. In this paper, the ship motion model is established by using the advanced nonlinear control algorithm for the problems encountered in ship maneuvering. Then the principle of wave direction spectrum is modeled and analyzed by parameter control method, and an accurate wave motion model is established Finally, Matlab software was used to simulate the time-domain response of the model, and good performance was obtained.
2017,39(1A): 10-12 收稿日期:2016-10-11
DOI:10.3404/j.issn.1672-7619.2017.1A.004
分类号:U664.82
作者简介:李丽坤(1982-),女,硕士,讲师,主要从事电子信息及计算机技术研究。
参考文献:
[1] 赵大威, 丁福光, 谢业海, 等. 利用船舶运动数据估计海浪方向谱的研究[J]. 哈尔滨工程大学学报, 2014(10):1219-1223.
[2] 杨惠珍, 康凤举, 褚彦军, 等. 基于海浪谱的随机海浪仿真及验证[J]. 系统仿真学报, 2005(10):17-19.
[3] 胡渊, 潘皎, 刘彦. 船舶遭遇角频率的估算[J]. 自动化与仪器仪表, 2014(11):121-123.
[4] CHARLES MANIÈRE, LISE DURAND, ALICIA WEIBEL, et al. Spark-plasma-sintering and finite element method:From the identification of the sintering parameters of a submicronic α-alumina powder to the development of complex shapes[J]. Acta Materialia, 2016, 102:365-370.
[5] LIU Xin-rong, LIU Yong-quan, QU Wan-bo, et al. Internal force calculation and supporting parameters sensitivity analysis of side piles in the subway station excavated by Pile-Beam-Arch method[J]. Tunnelling and Underground Space Technology incorporating Trenchless Technology Research, 2016, 56:1432-1436.
[6] ALONSO H, MAGALHÃES H, MENDONÇA T, et al. Multiple strategies for parameter estimation via a hybrid method:a comparative study[J]. IFAC Proceedings Volumes, 2006, 3918:760-765.