查询词典 reaction wheel

A Method for Reducing Reaction Wheel Low Speed Friction Disturbance to Satellite Attitude.

丁建钊。一种抑制反作用轮低速摩擦对卫星姿态扰动的方法。

The control technique of reaction wheel in the two-axis gimbals mechanism on the satellite is researched.

中国科学院西安光学精密机械研究所光电技术研究室，西安710119 [2]中国科学院研究生院，北京100039

It is proved through the experimentation that adopting these technique can obviously improve the control precision of the reaction wheel's velocity and obviously minish the angle momentum output of the two-axis gimbals mechanism on the satellite.

结合反作用轮的控制模型，在双闭环控制结构上，加入了前馈控制和死区电压补偿。通过实验证明，采用这些技术，可以显著提高反作用轮转速的控制精度，大幅度减少星载二维转台的角动量输出。

In this paper,the design of a feedback compensation control system for reaction wheel of torque mode is introduced.

介绍了反作用飞轮力矩模式反馈补偿控制系统的设计。

Reaction wheel is one of the main disturbance sources that affect the precision of attitude control system of spacecraft.

反作用轮系统是影响航天器姿控系统精度的主要扰动源之一。

The replacement model of reaction wheel has been established and demonstrated.

建立了反作用飞轮更换模型，并进行仿真验证。

Inner Disturbance Modeling and Simulation Analysis of Reaction Wheel System .

反作用轮系统内干扰建模与仿真分析。

The theory of the reaction wheel is introduced at first,then the invariability theory of disturbing compensation and the math description of feed forward control.are recommenoled feed forward control and dead voltage compensation are added in the model of reaction wheel control.

中文摘要：对星载二维转台中反作用轮的控制技术进行了研究。介绍了反作用轮的作用原理，给出了扰动补偿的不变性原理和前馈控制的数学描述。

Reaction wheel or reaction thruster is employed to maintain the attitude of the base of space robot fixed in attitude control of free-flying space robot.

自由飞行空间机器人的姿态控制可考虑利用反作用轮或反作用喷气装置以维持机器人本体姿态不变，但这种方法存在的最大问题是消耗燃料，直接影响机器人的轨道寿命，同时对系统产生振动而导致系统不稳定。

In this paper,Restricted Minimum Disturbance Map based scheme of attitude control is presented to keep the attitude of the base fixed during the movement of the manipulator via planning motion trajectory of the end-effector of manipulator without using reaction wheel or reaction thruster.

这种方案不使用反作用轮或反作用喷气装置，而通过规划机械手末端的运动轨迹，使机器人的本体姿态在机械手动作过程中基本保持不变。

In the United States, chronic alcoholism and hepatitis C are the most common ones.

在美国，慢性酒精中毒，肝炎是最常见的。

If you have any questions, you can contact me anytime.

如果有任何问题，你可以随时联系我。