| 1. | The own ship maneuvering trajectory equations and optimal trajectory of bearing - only systems locating and tracking 纯方位系统定位与跟踪的本载体最优轨线方程及其最优轨线 |
| 2. | The most important and difficult work in ship maneuvering simulation and prediction is to accurately estimate its hydrodynamic derivatives 因此,非常需要引入新的研究工具和高效的研究方法。 |
| 3. | Above all , ship maneuvering motion prediction and simulation is a developed science that provides highly useful tools for study ship maneuverability 综上所述,船舶操纵运动预报和模拟是船舶操纵性研究的重要课题。 |
| 4. | This thesis explores the vessel maximum velocity with tugboat assistance in harbor based on the ship maneuvering mathematical model 本文结合船舶操纵运动数学模型,就港内拖轮协助操船工况下本船的极限航速这一问题进行了深入的研究。 |
| 5. | The mathematical model of ship maneuvering and control system is extremely complicated and it is very difficult to use the traditional mathematical tools to describe 船舶操纵与控制系统的数学模型极其复杂,很难通过传统的数学工具来精确描述。 |
| 6. | Now , multiple - input and multiple - output rudder / fin joint control system is growingly important as the delving of ship maneuvering and modern control theories 随着船舶操纵性和现代控制理论的研究的不断深入,多输入多输出的舵鳍联合控制系统逐渐受到人们的重视。 |
| 7. | Abstract : during the ship maneuvering , ship - turning angle could be set arbitrar ily and the course error ( e ) and change in error ( ec ) could be larger some time 文摘:船舶操纵运动控制过程中,由于转向角度可任意设置,系统的航向偏差和偏差变化率有时可能会很大。 |
| 8. | The mathematical mode of ship maneuvering movement as the basis of emulating in this thesis is carried on theoretical modeling analysis under many working forces in chapter 3 第三章对本课题仿真所依据的船舶操纵运动数学模型进行多环境作用力下的理论建模分析。 |
| 9. | According to the mmg ' s separated modeling theory , an integrated mathematical model is established , which can be applied to ship maneuvering with tugboat assistance in harbor 本文采用mmg分离建模的思想建立了一个较为精确、较为完整的适用于港内拖轮协助操船工况下的运动数学模型。 |
| 10. | The problem of marine simulation and ship maneuvering motion is mainly and usually studied in traditional two right - handed coordinate systems , i . e . , the space - fixed and body - fixed 武汉理工大学硕士学位论文船舶在水平面上的运动可以用serret一frenet标架和大地坐标系两种坐标系来描述。 |