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1·The first, the design of fin stabilizer.

第一部分，进行了减摇鳍设计工作。

2·The application of fault diagnosis in fin stabilizer control system.

故障诊断技术及其在减摇鳍系统中的应用。

3·Fin stabilizer is a kind of active stabilizer, which is designed on the principle of torque counteraction.

减摇鳍是一种主动式减摇装置，它采用力矩对抗原理设计。

4·The studies in this thesis is based on one of key 211 construction projects called Lift-Control Fin Stabilizer.

本论文所进行的相关研究是基于我校“211”重点建设项目“升力控制减摇鳍”的研究基础上进行的。

5·Properly rebuild the experiment formwork of lift-feedback fin stabilizer system on the base of original angle-feedback fin stabilizer system.

在原来角度反馈减摇鳍系统的基础上，通过适当的改造建立升力反馈减摇鳍系统的实验台架。

6·Fin stabilizer is one of the most important effective ship roll reducing equipments, which has many defects in the classical Angle feedback system.

减摇鳍是一种非常重要的船舶减摇装置，但传统的鳍角反馈减摇鳍在设计中存在着很多问题。

7·The research results in the dissertation can be used in engineering design of fault diagnosis and fault-tolerant control of fin stabilizer systems.

本文的研究工作可为减摇鳍故障诊断与容错控制工程设计应用。

8·Lastly, design the digital control part of the fin stabilizer relying on the actual demand of the system, and analyze the experimental data of static loading experiments.

最后，结合实际系统的要求，设计了减摇鳍加载系统的数字控制部分，并对静态加载实验所获得的数据进行了分析。

9·According to Lagrange dynamical equation and Kriloff theory, the mathematical model of integrated anti-roll system ship -fin stabilizer-passive anti-roll tank is built up.

根据拉格朗日动力学方程及克雷洛夫-勃拉哥维辛斯的理论，首次建立了“船舶-减摇鳍-被动式减摇水舱”综合减摇系统的数学模型。

10·Then the drive system of the fin stabilizer is analyzed. To give a control policy which AC motor is controlled by applying electric current loop, speed loop, position loop in this system.

然后对转鳍驱动系统进行了分析，确定了在系统中使用电流环、速度环、位置环的交流电动机控制策略。