自动驾驶

Based on the kinematic characteristics analysis of 3 degrees of freedom mobile robot with two drivable and steerable wheels and automatic driving experiences of experts, four sub-fuzzy tracking controllers are designed which realizes independent control of position between orientation of mobile robots to satisfy the desire posture requirements with the simplified fuzzy logic inference and shortened computing time simultaneously.

在平面目标跟踪过程中，将移动机器人跟踪的目标期望位姿分解为4种位置和方位组合，在分析总结了具有2个可操舵驱动轮的3自由度移动机器人运动特性的基础上，根据自动驾驶控制的专家经验知识，针对4种位姿的要求设计了4个子模糊跟踪控制器，这样大大简化了模糊逻辑推理过程，并减少了计算时间，实现了位置和方位的独立跟踪控制，同时满足了跟踪目标的位姿要求。

The digital model of hel icopter main motor downwash flow and missile dynamics was established. The variation of the missile attitude and traject ory under rotor downˉwash flow are analyzed through simulation, the variety curves of them are provided on both cond itions that with or without the control of autopilot.

通过建立直升机下洗流场数学模型和导弹动力学和运动学模型，对导弹在旋翼干扰流场下的姿态和弹道变化进行了仿真研究，给出了在导弹自动驾驶仪启控或不启控状态下旋翼下洗流干扰对导弹姿态和弹道影响变化曲线。

The unsquared yaw roll channel model with serious coupling is squared by first using inner closed loop method firstly.

研究了一种耦合严重的BTT 导弹偏航－滚动通道非方阵模型的自动驾驶仪的设计问题。

The dynamic surface controller design method of the nonlinear autopilot for high maneuver missile is developed. Based on the smooth second-order dynamic sliding mode, the designed virtual controls are smooth enough and needn't smooth by integral filters when designing the inner loop controller with back-stepping method. So it overcomes the problem of explosion of terms.

提出了高机动非线性导弹自动驾驶仪的动态面控制器设计方法，该方法基于光滑二阶动态滑模，所设计的虚拟控制足够光滑，在利用反步法设计内环控制器时不需要进行积分滤波克服了反步法所带来的项数膨胀问题。

Based on the analysis the phenomenon of jet interaction, a mode of missile with jet interaction amplification factor is set up. For overcoming the disadvantages of uncertainties and unknown disturbance, the back-stepping control structure based on NDO is designed in virtue of NDO's approaching ability. The overall system guarantees that all signals involved are asymptotically stable by Lyapunov method.

针对导弹气动参数的不确定性及外界干扰对导弹控制性能的影响，利用非线性干扰观测器对干扰的逼近特性，结合反演控制设计了非线性导弹自动驾驶仪，并基于Lyapunov方法，给出了整本系统的稳定性证明。

Moving the ailerons out of their trimmed position causes the airplane to ratote and change attitude.

因飞机有一定的角度，机翼升力降低，所以驾驶员或自动驾驶系统会给出升降舵上升的命令。

The background of the paper is to test and analyze autopilots and improve on it by digital.

中文摘要：本论文的背景是在研项目&某型导弹自动驾驶仪测试分析及其数字化改进&。

Today, TOKYO KEIKI offers the following series of autopilots.

今天，东京计器提供了以下一系列的自动驾驶仪。

The thesis is studying roll control of autopilots. In this thesis the model of roll is designed and the digital of the roll is studied.

论文主要是针对自动驾驶仪中的滚转回路进行了研究：建立了滚转回路系统模型，完成了滚转控制通道数字化设计。

Identical autopilots are used to control the pitch and yaw motions if the missile has two planes of symmetry.

如果导弹有两个对称面，则使用相同的自动驾驶仪控制俯仰和偏航运动。

Neither the killing of Mr Zarqawi nor any breakthrough on the political front will stop the insurgency and the fratricidal murders in their tracks.

在对危险的南部地区访问时，他斥责什叶派民兵领导人对中央集权的挑衅行为。

In fact,I've got him on the satellite mobile right now.

实际上 我们已接通卫星可视电话了