查询词典 constant angular acceleration

Under the conditions to consider the influence of the inertia of loading side and the stiffness of torque sensor,the dynamic models are established,the conclusion that the superfluous moment is related to the motion velocity,acceleration,and the differential of acceleration is presented.0n the basis of this dynamic model,a more effective control method to reject to extraneous moment from the view point of the division and cooperation of the function of the controller,i.e.hybrid control method,is proposed.

在考虑力矩传感器刚度和加载侧惯量影响的情况下，建立了电液力矩加载系统的动态模型，指出多余力矩不仅与运动速度干扰有关，而且还与运动加速度干扰和加速度的变化率干扰有关。在此基础上给出了一种从职能分工角度抑制多余力矩更有效的控制方法——混合控制法。

He also extended quasi-geostrophic non-acceleration theorem to primitive equation non-acceleration theorem.

他在国际上首创湿倾斜涡度发展理论和全型垂直涡度方程，成功地揭示青藏高原西南涡和夏季江淮流域的暴雨发展机理，揭示副热带高压形态变异的成因；证明创新的原始方程中的无加速定理以及大气运动的动力强迫和热力强迫的调配率；开展创新性气候动力研究，揭示中高纬和热带海气相互作用差异的机理及厄尔尼诺影响台风频率的机制，继承和发展了我国学者关于青藏高原对大气环流和天气气候影响的研究；在国际上首次把亚洲季风爆发分为三个阶段，证明由于中高纬度的强地转性和斜压性使其海气相互作用的特征与热带显著不同；首次用数值模式提出厄尔尼诺影响台风的机制，得到国际上的高度评价。

This Paper describes the calculations about mathematical and physical pendulums, the principe of produced acceleration, the adjusting and measuring methods and the error analysis methods of acceleration.

本文介绍了有关单摆与复摆的计算方法、产生加速度的原理、冲击加速度的调整与测量方法及其误差分析。

A great upsurge has been growing up in technique research of preventing against accidents in running automobiles We propose a scheme of using tire-mounted MEMS accelerometer to sense tire radial acceleration, the radial acceleration signals in braking period are sent to outer receiving system and used as a basis of braking performance monitoring indirectly.

采用汽车轮胎内置传感器的事故防范技术正在兴起。文中通过轮胎内置MEMS电容加速度传感器来获取径向加速度，把制动时段的径向加速度信号向外传送，用作间接监测汽车制动性能的依据。

Based on the condition that the hoisting rope be regarded as the continuous flexible rod, by synthetical analyses which take the ride comfort of hoisting cage and the little dynamic oscillation of hoisting rope as the aim, the rational acceleration curve of driving system,the best acceleration function is brought out in this paper, and all these can provide conferential reference for...

基于钢绳为连续弹性杆的条件下，通过提升容器满足乘坐舒适性和提升钢丝绳系产生较小震动为目标的综合分析，提出了矿井提升机械驱动系统的合理加速度曲线，即提升机常用激励加速度函数的首选形式，为矿井提升机的进一步研究和设计提供参考依据。图 7，参 14

Besides The assessment criterion on rectilineal railway, the comfort index N, which is relevant to unbalanced acceleration based on the test result on train running on curve beams, shall also be adopted, on the condition that the transverse stable acceleration is not larger than 0.08g..

列车在曲线桥梁上运行的平稳性除采用直线上的评定标准外，基于国内外曲线上列车运行试验结果，提出同时在横向采用稳态加速度不大于0.08g和未被平衡的加速度相关的舒适度指标N进行评定的建议，并且给出了稳态加速度和未被平衡的加速度的确定方法。

Convention V-belt Continuously Variable Transmission, shifts gears the travel mechanism property fixed constraint, unable full into full play initiative control advantage, to engine and Transmission on the go to hold optimum match, Also takes into consideration acceleration and fuel consumption performance, so this paper research Motorcycles with an Electronically-Controlled Continuously Variable Transmission shift gears planning, to use motor power screw, we shall revolve motion changes rectilinear motion, to push driving sheaves achieved to change speed ratio; Comparison between analysis convention CVT speed ratio shift gears curves of acceleration and fuel consumption performance optimum curves, use engine can hold high performance output or low fuel consumption region run.

中文摘要传统皮带式无段变速器(Continuously Variable Transmission， CVT)，换档行程由於机械特性的限制，无法完全发挥主动控制的优点，让引擎与变速器随时保持在最佳的匹配状态，同时顾及加速性能与燃油消耗，所以本文主要研究机车用电子控制式无段变速系统(Electronically Controlled Continuously Variable Transmission， ECVT)最佳换档规划，利用马达与动力螺杆，将旋转运动改变为直线运动，以推动主动滑轮达到改变减速比；分析传统CVT减速比换档曲线与最佳化曲线之加速性能及燃油消耗比较，使引擎能够保持较高性能输出或较低油耗区间运转。

Considered the factor of damping,a single degree of freedom s dynamic model of the high-speed cam mechanism is established.Choosing the law of sine acceleration motion as the excitation function,a displacement and acceleration dynamic response equations of the main vibration phase and residual vibration phase,the working dynamic response change curve through the inferential reasoning working end movement equation is derived.The result is obtained that different period and damping ratio have different impact

建立了考虑阻尼因素的等效单自由度高速凸轮机构的动力学模型，以正弦加速度运动规律方程为激振函数，推导出了从动件系统主振段和余振段的位移和加速度动态响应方程并绘制出了动态响应变化曲线，得出了不同阻尼比和周期比对主振段和余振段的动态响应，从而为高速凸轮机构的合理设计提供了一定的理论依据。

The simulation results show: at the different speed grade,comparing with passive control,the improving-rate of acceleration maximum is 55%～64% by using self-adaptive fuzzy control,the reducing rate of acceleration virtual value is 55%～77%,and the improving rate of Sperling′s ride index is 16%～35%.

仿真结果表明：在重载机车不同运行速度下，与被动控制相比，自适应模糊半主动控制的加速度最大值改善率、加速度有效值减少率和Sperling 乘坐指数提高率分别为55%~64%，55%~77%和16%~35%。

Secondly, the simulative software has been made using MATLAB to simulate the suspensory point load、 velocity、 acceleration and pure toque of speed reducer shaft of pumping unit on any place and the displacement、 velocity、 acceleration of main component of pumping unit and the forces of linked point of two components, so the changes of the motion and the force of pumping unit and the geometry parameters' influence on the main performances of pumping unit have been dynamic analyzed.

其次，利用MATLAB，编制了仿真软什，对抽油机在任意位置时的悬点载荷、速度、加速度和减速器输出轴抓矩以及抽油机主要构件的位移、速度、加速度利各构件连接点的受力等进行了仿真，从而动态地分析了抽油机的运动利受力变化及几何参数对抽油机主要性能的影响情况。

Chimborazo and Cotopaxi, took me by the hand.

越过琴博腊索山和科托帕克西山。

This car is in a good condition.

这辆车的状况很好。