查询词典 yaw

Simulations show the integrated can achieve the ideal yaw rate with small roll angle and small side slip angle at the center of the gravity under the various running conditions, especially under the critical conditions The handling, stability and active safety are effectively improved by the control system

该系统可大大提高各种转向特性的汽车在各种行驶条件尤其是恶劣条件下的操纵稳定性和主动安全性。

The direct yaw moment control designed by feed forward law is suggested to minimize the side slip angle at the center of the gravity as the possible substitute for 4WS.

提出了用前轮转角前馈规律设计的零化质心处侧偏角的横摆力矩模型。

Experiments using the down-scaled vehicle prove that the static direct yaw moment control significantly reduces the side slip angle at the center of the gravity Also the experiment results indirectly show that the 2 degree of freedom vehicle model is rather accurate.

仿真实验表明集成控制系统可以使汽车在各种运行情况下质心处侧偏角很小的同时，有效跟踪理想横摆角速度响应。模型小车实验也证明静态横摆力矩控制可有效减小质心处的侧偏角，并间接证明二自由度汽车模型准确性。

From the simulation analysis, we can get yaw angular velocity and lateral acceleration respond curves and analyze in detail several common evaluation targets of handling stability.

通过仿真，得到汽车在不同车速、不同转向盘转角输入速度和不同载荷下的横摆角速度与侧向加速度响应曲线，并详细分析了几个常用的操纵稳定性评价指标。

The results show that the neural network model has higher simulation precision for roll angle, yaw angular velocity and lateral acceleration and can better display the handling stability of the bus.

结果表明，所建立模型对车身侧倾角，横摆角速度和侧向加速度都具有较高的仿真精度，能较好地表征该客车的操纵稳定性。

The relationships between the yaw rate gain and the center of wind pressure or the shape of automobile were derived.

为分析气动力对汽车稳态响应的影响，改善汽车高速行驶稳定性提供了理论依据和简易评价方法。

Suddenly the schooner in front of me gave a violent yaw, turning, perhaps, through twenty degrees; and almost at the same moment one shout followed another from on board; I could hear feet pounding on the companion ladder; and I knew that the two drunkards had at last been interrupted in their quarrel and awakened to a sense of their disaster.

突然，我前面的大船猛地一歪，大约转了一个二十度的弯。几乎就在同时，从船上传来两次叫喊声，我听到了匆匆登上升降口梯子的脚步声。我知道两个醉鬼最终停止了那场搏斗，终于意识到灾难即将来临。

The change response to motion parameters of the system such as yaw acceleration and yaw rate were simulated and analyzed under the idle running condition. The improvement for lateral stability in the role under the saddle damping moment was discussed.

仿真分析了该工况下系统横摆加速度和横摆角速度等运动参数的变化响应，并初步探讨了施加鞍座阻尼力矩对横向稳定性的改善作用。

A new thinking of CAD schematic application in checking the tower top windage yaw is studied, which overcomes the traditional calculation shortcomings, such as: difficulty to calculate the space distance, and the low accuracy of the diagram way, and taking some poles of Fengci Ⅱ line as an example. On the basis of the suspension insulator wobble angle calculation, checking the windage yaw of the wine cup type tower and ZV1 stayed pole by the AutoCAD method, the feasibility of composite insulation instead of common glass insulation is analyzed.

本文研究运用CAD图解法进行塔头间隙风偏校核的新思路，克服了传统解析法计算空间距离困难和图解法精度不高的缺点，并以500 kV凤磁Ⅱ回线路部分杆塔为实例，在计算悬垂串绝缘子摇摆角的基础上，利用三维制图软件AutoCAD对酒杯塔和ZV1型拉线塔进行风偏校核，分析了采用合成绝缘子取代普通玻璃绝缘子的可行性。

The transformation of the yaw moment under differential brake and the impact of the slip ratio and road surface friction coefficient to the yaw moment were analyzed. The distribution method of the brake force was confirmed. After analyzing the observability of the control system, the state observer was designed, the evaluation of the side slip angle was completed and result of the evaluation wan validated.

本文分析了差动制动时整车横摆力矩的变化情况，研究了滑移率和路面摩擦系数对横摆力矩的影响，确定了制动力的分配原则，进行了控制系统的可观性分析，并设计了状态观测器，完成了质心侧偏角的估算并对此估算结果进行了验证。

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。