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船舶动力定位海浪环境的实时仿真与海浪谱分析

Huadong Chuanbo Gongye Xueyuan Xuebao/Journal of East China Shipbuilding Institute(2001)

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Abstract
提出一种根据随机海浪频谱来实时模拟随机海浪的方法,它可以用于研究动力定位船舶及其 控制系统在不同海况时的性能。该方法可以采用多种海浪谱来进行随机海浪的仿真。仿真结果利用了 快速傅立叶变换FFT(Fast Fourier Transform)进行频谱分析。仿真程序可用于实际的动力定位船舶系 统。
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Key words
Dynamic positioning system,Fast Fourier transform,Frequency spectrum analysis,Sea wave simulation
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