查询词典 yaw

The static performance, steady gain and frequency responses of the control system are very similar to those of 4WS The direct yaw moment control is integrated with the front steering angle control using pole assignment Simulation results show that the integrated system can present an ideal yaw rate response with a small side slip angle at the center of gravity.

通过静态特性、输入前馈稳态增益、频率特性和时域响应仿真比较，显示该控制与四轮转向控制的特性十分相似。从理论上而言，横摆力矩控制可以取代四轮转向系统。提出并建立了极点配置法设计的前轮转角控制和横摆力矩控制的集成模型。

PITH-YAW-ROLL joint mechanism without joint singularity is studied in this dissertation, and apery arm-7 d o.

设计了无关解奇异的PITH-YAW-ROLL全方位关节机构，并在此基础上设计了七自由度拟人手臂机器人。

In this dissertation singularity avoidance Pith-Yaw-Roll joint apery arm-7 d o. f robot is designed and its inverse kinematics algorithm is studied It is an important problem in the field of redundant robot that inverse kinematics algorithm, and it is studied in this dissertation.

自1996年以来，我所在课题组承担了国家863网点基金项目：拟人手臂机器人系统的研制工作，本文论述了具有全方位无关节奇异的Pith-Yaw-Roll关节机构的七自由度拟人手臂机器人的设计及其逆运动学算法研究。

By using the computing method of this paper, emendation error after yaw-steering can be reduced to centesimal Hz level. Thus, precise computation of yaw-steering is successfully achieved.

利用该文提出的计算方法，采用偏航控制的多普勒中心校正误差可以达到0.01Hz量级，从而实现了偏航控制的精确计算。

To the condition of deviation from side path when vehicles are turning and braking, according to the deviation distance, the control strategies and control algorithms of vehicle braking stability by two control methods, yaw moment and active steering, are determined. The fuzzy controller are designed whose outputs can be adjusted online according to the variation of slip rate and dynamic proportionality factor. The simulation results prove that the method of fuzzy control which is based on the yaw meoment and front wheel active steering can improve vehicle braking stability and ability of path tracking.

针对汽车在转弯制动时出现的侧向路径偏离状况，根据偏离量大小，利用横摆力矩和主动转向两种控制模式分别进行汽车制动稳定性控制，确立了两种控制模式下的控制策略和控制算法，设计了模糊控制器，根据轮胎最优滑移率变化状况，对模糊输出变量论域的大小按照动态比例系数进行实时在线调整，仿真实验验证了所提出的基于横摆力矩和前轮主动转向的模糊控制方法能提高汽车制动稳定性和路径跟踪能力。

According to the accidents caused by windage yaw occurred in recent years, the characteristics and reasons of flashover caused by windage yaw are analyzed.

针对近年来频繁发生的风偏闪络事故，分析了风偏闪络的特点和原因，从风偏角计算中分析各因素对计算值的影响。

A direct yaw moment control controlling vehicle motion by a yaw moment which is actively generated by transversally distributed tire longitudinal forces is becoming one of the most promising means of chassis control for the improvement of vehicle active safety.

通过控制左右车轮上的驱动力和制动力，产生横摆力矩来控制汽车的横摆运动的直接横摆力矩控制技术，可以有效地提高汽车的操纵稳定性。

In the case of wind turbines with active yaw systems, untwisting of the cables can be undertaken automatically by the control system through appropriate operation of the yaw drive.

在风机配备有效偏航系统情况下，解缆操作可以由控制系统通过偏航驱动的适当操作来自动执行。

The outcrop and drilled data indicate: the source rocks of Chindwin sag mainly are the shales of Yaw Formation.

露头和实钻资料表明，Chindwin凹陷主要烃源岩为Yaw组、Laungshe组及Kabaw组页岩。

Chindwin sag is of upper, middle and lower 3 sets of favorable source-reservoir-cap assemblage and its peak period of hydrocarbon-generating is the late stage of Miocene. The oil and gas formed from Yaw Formation, Laungshe Formation and Kabaw Formation migrated up along the slope.

Chindwin凹陷具有良好的上、中、下3套生储盖组合，生烃高峰为中新世晚期，Yaw组、Laungshe组和Kabaw组页岩形成的油气沿斜坡向上运移。

The absorption and distribution of chromium were studied in ryeusing nutrient culture technique and pot experiment.

采用不同浓度K2CrO4(0，0.4，0.8和1.2 mmol/L)的Hoagland营养液处理黑麦幼苗，测定铬在黑麦体内的亚细胞分布、铬化学形态及不同部位的积累。

By analyzing theory foundation of mathematical morphology in the digital image processing, researching morphology arithmetic of the binary Image, discussing two basic forms for the least structure element: dilation and erosion.

通过分析数学形态学在图像中的理论基础，研究二值图像的形态分析算法，探讨最小结构元素的两种基本形态：膨胀和腐蚀；分析了数学形态学复杂算法的基本原理，把数学形态学的部分并行处理理念引入到家实际应用中。