In the part 4, research on ride comfort.
第四部分样机的舒适性研究。
Ride comfort is one of the leading performances on modern vehicle.
汽车平顺性是现代高速度、高舒适性车辆的一个主要性能指标。
Body jitter on the ride comfort and control judgments will have an impact.
车身抖动对行车舒适感和操控判断都会有所影响。
Traveling and ride comfort is the basic evaluation criterion for a ground vehicle.
行驶平顺性和乘坐舒适性是衡量轿车行驶品质的基本指标。
During the straight driving, the stabilizers are free and do not affect the ride comfort.
汽车直线行驶时，稳定器处于自由状态，对舒适性不产生影响。
Air suspension is an important component for ensuring the ride comfort of a van semi-trailer.
空气悬架系统是保证厢式半挂车行驶平顺性的重要组成部分。
On another technological index - degree of ride comfort - China's high-speed trains' record is good, too.
在另一项技术指标——乘坐舒适度上，中国高铁的记录也是非常亮眼。
The 1/3 octave bands and total weighted average are exploited to estimate the ride comfort of the tractor.
同时运用1/3倍频程分析对比法和总加权加速度有效值法评价了拖拉机的乘坐舒适性。
On the basis of experimental analysis of YZJ-14 Vibroroller, the ride comfort of this Vibroroller is judged.
本文在对YZJ—14振动压路机进行振动测试的基础上，对此机的乘坐舒适性进行了评价。
The ride comfort of cab has direct influence on the fatigue of driver and then influences the driving safety.
重型汽车驾驶室的乘坐舒适性直接影响驾驶员的驾驶疲劳，从而影响汽车的行驶安全性。
The steering system impacts the performance of steering and body rolling motion which ACTS on ride comfort partially.
转向系统在影响车辆转向性能的同时，也影响着车辆的侧倾运动，进而对平顺性产生部分影响。
It is shown that using this method not only improves the ride comfort but also reduces the tyre dynamic load to ground.
采用多目标优化设计方法不仅可提高车辆自身的舒适性，而且可减小轮胎对路面的动载。
The new type tilting control system developed to improve the ride comfort of tilting trains in Japan is mainly described.
介绍了日本为改善摆式车辆的乘坐舒适度而开发的新型倾摆控制系统。
Suspension is an important component of modern vehicle and many properties of vehicle such as ride comfort are affected by it.
悬架是现代车辆重要的组成之一，它对车辆的平顺性等使用性能有很大的影响。
After the turbulent wind forces acted on the bridge is calculated, horizontal and vertical automobile ride comfort is evaluation.
通过对桥梁上作用的脉动风风力的计算，对该桥水平方向和竖直方向的行车舒适性做了综合评价。
The active suspension and electric power steering integrated control system indeed improves the vehicle handling and ride comfort.
主动悬架和电动助力转向集成控制系统能有效地提高车辆操纵轻便性、行驶平顺性。
First, the static model of off-road vehicle is set up according to its structure and test method and specification for ride comfort.
首先根据越野汽车的结构特点和平顺性试验方法建立越野汽车静态模型；
Evaluating value of ride comfort can be calculated according to general weights and performance statistical data of evaluating indexes.
根据各评价指标的最终权重与性能统计数据计算汽车平顺性的评价值。
To improve automobile ride comfort, in this paper dynamic characters of suspension system are analyzed, based on body quality system model.
针对汽车的平顺性，本文以车身质量系统模型为基础，分析了悬架系统动态特性，对三种典型车辆进行了平顺性比较。
A flexible model of multi-axle vehicle ride comfort is presented by combining the vibration theory of elastic beam and modal analysis method.
运用弹性梁弯曲振动理论和模态分析法建立了多轴汽车平顺性分析的柔性模型。
An expression of the vertical ride comfort index of rail vehicles was derived by modal coordinate transform and described by modal parameters.
用模态坐标变换法推导了用模态参数描述的车辆垂向平稳性指标计算表达式。
The ride comfort is improved obviously after the optimization, which provides the basic for further study on semi-active suspensions and control systems.
结果表明，阻尼优化后的车辆平顺性得到明显改善，为半主动悬架及控制系统的进一步研究奠定了基础。
Based on an established multibody dynamics model of farm transport vehicles, with the help of the code ADAMS, the ride comfort simulation method was studied.
在建立农用运输车整车多体动力学模型的基础上，借助于软件ADAMS和笔者编制的软件研究了农用运输车平顺性仿真的方法。
In order to meet ride comfort, establish the start and shift control regularity that takes shock extent as constraint condition, and analyze the test results.
为了满足平顺性，建立了以冲击度为约束条件的起步与换挡控制规律，并对试验结果进行了分析。
Through simulation, it is shown that ride comfort index of single car is greater than that of the whole train under the same suspension parameter of the bogie.
仿真结果还发现，在转向架悬挂参数相同的情况下，单一车辆的运行平稳性指标大于列车的运行平稳性指标。
In order to improve the ride comfort of off-road vehicles, the relation between the quarry terrain unevenness and the wheel jumping estimation were researched.
为提高越野汽车的平顺性，研究了典型越野路面不平度与车轮跳离路面量间的关系。
From this study, it can be concluded that it is effective to analyze the ride comfort of motorcycle by establishing the detailed Functional Digital Prototyping.
研究结果表明，对于摩托车这一复杂的系统，建立详细的数字化功能样机，可以有效地分析其平顺性。
Suspension system is mainly used to relax road surface impact, attenuate vibration, ensure vehicle ride comfort and stability control capacities during running.
悬架系统的主要作用是缓和车辆在行驶中所受路面的冲击，衰减振动，保证车辆行驶的平顺性和操纵稳定性。
The random road is the leading excitation origin for vehicle and the simulation and analyses on rough road is the basis for the analyses on vehicle ride comfort.
汽车的主要激励来自路面，对路面不平度的模拟和分析，是进行汽车行驶平顺性分析的基础。
The random road is the leading excitation origin for vehicle and the simulation and analyses on rough road is the basis for the analyses on vehicle ride comfort.
汽车的主要激励来自路面，对路面不平度的模拟和分析，是进行汽车行驶平顺性分析的基础。
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