侧向加速度

提出了基于横摆率跟踪控制的4WS和主动悬架的协调控制方法，对前后轴主动悬架控制力进行了分配，提高了大侧向加速度时的横摆率响应。

A coordinated control scheme of4WS and active suspension based on yaw rate tracking is proposed , which distributes the control force between front and rear active suspensions and hen .

极限侧向加速度试验

Limiting lateral acceleration test

在双移线试验中得到侧向加速度和车身侧倾角的时间历程响应。

During the double lane change test , obtain the time history of lateral acceleration and body roll angle .

通过对仿真结果的评价分析可知：该车具有较好的回正性能、蛇行性能、转向轻便性、稳态回转性能，但其中性转向点的侧向加速度性能和瞬态转向性能一般。

However , the lateral acceleration of the neutral turning point and the transient turning performance are not so good .

结果表明，轮毂轴承径向外部载荷与轿车侧向加速度呈线性关系，轴向外部载荷与侧向加速度呈二次非线性关系。

The effects of the lateral acceleration and the axial preloading applied to wheel hub bearings on the load distribution .

通过求解人车路闭环系统的状态空间表达式，利用径向基函数网络建立了汽车横摆角速度、侧向加速度与方向盘转角之间的映射关系。

Using Radial Basis Function neural networks , the mapping relationship between yaw velocity , lateral acceleration and steering wheel angle is founded .

采用的动力学模型充分考虑了轮胎的侧偏特性，并且能对车辆的侧向加速度与横摆角速度等指标进行观测以评价车辆的路径跟踪性能。

Dynamic model takes full consideration of tire cornering stiffness and can observe lateral acceleration and vehicle yaw rate to evaluate path tracking performance .

通过助力控制、转角回正控制、侧向加速度回正控制、阻尼控制和补偿控制5大模块对助力转矩控制策略进行了分析。

The control strategy for power troque is analyzed by power control , corner control , sideward acceleration control , damp control and compensation control .

通过对静态侧翻试验中得到的轮胎载荷结果进行处理，得到横向载荷转移率和模拟侧向加速度关系曲线。

Obtain the curve of lateral load transfer rate and the simulated lateral acceleration by processing the tire load results obtained from the static-state rollover test .

充分考虑车辆在转弯制动工况下，因纵向、侧向加速度的存在而引起的轮胎所受垂直载待的转移，建立了汽车弯道行驶的八自由度整车动力学仿真模型。

Considering the influence of wheel vertical load , the paper establishes a dynamic model of8 degrees freedom for an entire vehicle when driving in the crooked roads .

该方法采用主动转向技术来改变转向轮的转向角度，有效地减少了汽车的侧向加速度，提高了汽车的防侧翻的能力。

The strategy adopts the active steering technique to change the wheel steering angle , and hence can reduce the lateral acceleration and improve the anti-rollover ability of vehicles .

利用所提出的前轮转向控制算法，可以使汽车具有不变的转向特性，通过横摆角速度和侧向加速度反馈控制，提高了汽车的稳定性。

The automobile which adopted the steering control algorithm can keep a constant steering characteristic ; and its stability is improved through yaw rate and lateral acceleration feedback control .

在此基础上，得到车辆采用零侧偏角控制策略时，车辆转向中心到质心的距离，横摆角速度增益及侧向加速度增益的表达式。

Based on a zero sideslip angle proportional control , we get the gain of the distance from the centroid to the steering center position , yaw angular velocity and lateral acceleration .

在对系统模型研究的基础上，分析了线控转向的操纵路感及前轮转角控制算法，通过横摆角速度和侧向加速度反馈控制，提高了汽车的稳定性。

Base on the research of system model , we analyse the control drive feel and control arithmetic for front wheel steering of steer-by wire system , improve vehicle stability through signal feedback control .

建立了目标车优化前、后的动力学整车仿真模型，分析了两者在整车性能仿真试验中的方向盘转角梯度、侧倾梯度、最大侧向加速度和制动俯仰角梯度等性能。

Target vehicle models before and after optimized for dynamic simulation were established . Angle gradients of steering , roll and pitch were analyzed in vehicle stability simulations , so were the maximum lateral accelerations .

并对车辆的小半径大曲率路径跟踪提出了路径曲率圆滑算法，仿真结果表明对于曲率突变，圆滑算法能有效的降低侧向加速度与横摆角加速度，从而提高车辆行驶的舒适性。

Towards small radius of road tracking , curvature smooth algorithm is proposed . Results show that the method can reduce the lateral acceleration and yaw angular acceleration when path curvature changes largely in a short time , thus providing good driving comfort .

以某大跨斜拉桥为例进行研究，结果表明：在主梁下方安装一对固定气动翼板后，主梁的扭转角位移、角加速度以及侧向加速度响应能够得到有效控制。

A long span cable-stayed bridge is taken as a case study , the results show that : the torsional buffeting displacement , the torsional and lateral acceleration responses can be controlled efficiently with a pair of stationary aerodynamic wings attached beneath both edges of the bridge deck .

事实上在那一点存在一个侧向的加速度，即使它的速率没改变。

And , in fact , there is a sideways acceleration at that point even though the speed is not changing .

基于S变换的方法对风力机叶片摆振、齿轮箱上高、低速轴之间扭转振动、塔架侧向振动加速度信号进行了在时域、频率域和幅值三维坐标上的解析。

With this method , torward blades shimmy , gearbox torsional vibration between low speed shaft and high speed shaft , side to side dynamic vibration acceleration of tower , those signal have been analysised in time frequency and amplitude spectrum .

大跨桥梁侧向抖振加速度和抖振惯性荷载

Along-wind Lateral Acceleration and Inertia Wind Loads of Long-span Bridges

通过对比分析侧向位移、侧向加速度、横摆角速度等优化前后的数据，表明经过优化显著改善了汽车的操纵稳定性。

Subsequently , by the analysis of the lateral displacement , lateral acceleration , yaw rate and so on , the results show that this method greatly improves vehicle handling and stability .