period of pitch

Prediction of coupled pitch-heave based on grey dynamic MGM(1,n) model;

基于灰色动态MGM(1,n)模型的舰船纵摇—升沉运动预报

Calculation of pitching and heaving of a catamaran;

双体船纵摇和垂荡运动的理论计算

The experimental methods and process are introduced in this paper for a catamaran rolling and pitching in regular waves, as well as the determination of some parameters of motion.

介绍双体船在规则波中的横摇和纵摇运动的试验方法和试验过程及运动参数的确定 ,主要研究了有无舭龙骨和重心高度变化对船舶运动性能的影响 ,并根据试验结果计算了在不规则波中的摇摆运动性能。

Simulation of heaving and pitching motion of fast boat with hydrofoils;

高速水翼船垂荡与纵摇运动模拟(英文)

High-efficient flap type rudders with 45°dip angle are installed in order to control the course, rolling and pitching simultaneously.

采用45°倾斜安装的高效襟翼舵实现航向、横摇、纵摇的同时控制,阐述了斜舵减摇原理,并提出了采用高效襟翼舵以获得较高的升力系数,从而在不加大舵面积的情况下实现船舶纵摇运动控制。

The seakeeping performance of a 30 000 kN ferry has been studied by means of model tests, which gives the maximum angles of rolling and pitching, maximum heaving amplitude as well as the heaving acceleration on the gravity center.

对船模进行耐波性试验 ,给出实船的最大横摇角、纵摇角、升沉幅值和船舶重心处的垂向加速度 ;分别用稳性规范和内河船稳性规范中的起重船横摇角公式对试验所得实船最大横摇角进行验算比

Study on prediction of FPSO pitch motion;

FPSO纵摇运动预报研究

The state space mathematical model was proposed for π type rudder pitching stabilization.

针对π型舵船舶减纵摇问题,建立了船舶舵减纵摇状态空间数学模型,基于广义预测控制理论,经过适当简化,推导出一种用于π型舵船舶减纵摇状态空间模型的输出多步预测和广义预测控制律并进行仿真研究。