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- The shrill frictional noise of motor bicycle brake is investigated and the excited-self vibration theory is validated in this paper. 摘要通过对电动车刹车噪声机理的研究,验证了自激振动理论。
- In this paper, by using random vibration theory, the radom dynamic response is analysized for baffle and new type RRS heat exchanger. 利用随机振动理论讨论了由湍流脉动而引起的两种不同结构管壳式换热器管束的随机响应。
- Utilizing the basic bend and vibration theory of the flexible beam, the vibration differential equation for HDD beam is derived. 利用柔性梁弯曲振动的基本理论导出了硬盘取数臂的运动微分方程,在控制系统组成方面,重点解决了头盘碰撞问题;
- Investigating valve system with OHV, the kinematical and dynamical responseof continuous and discrete model are analyzed using vibration theory. 以顶置凸轮轴配气系统为研究对象,利用振动力学理论着重分析连续模型与离散模型的运动学与动力学响应。
- The dynamical properties of oilwell pump under quasi-steady landing top movement is analyzed using mechanical vibration theory. 应用机械振动理论, 对准匀速悬点运动下抽油泵的动力特性进行了分析。
- Use two freedom vibration theory,base on impact has instant motion characteristic,use puncher example,study the isolating vibration design of impact base. 应用两自由度振动理论,根据冲击具有瞬态运动的特点,以冲床为例,研究冲击基础的隔振设计。
- The cable was analyzed by multi-element in FEM, its static results were compared with catenary theory, its natural frequency was compared with the chord vibration theory. 采用拉索多单元模拟法分析拉索,将静力分析结果与悬链线理论解进行了对比,并将自振频率与琴弦理论解进行了对比。
- On the basis of vibrating theory, the cantilever beam technique was used to develop a set of testing apparatus for measuring sonic-frequency damping capacity of metal materials. 根据有关振动理论,采用悬臂梁共振法,开发了一套阻尼性能测试系统,可用于声频范围内金属材料阻尼性能的测定。
- According to the measure of trilinear torsion pendulum and mechanical vibration theory, the power assembly's parameters of NJ1063 and NJ1038 are acquired accurately. 根据三线摆法和振动法的测量原理,准确的获得了NJ1063与NJ1038轻型载货车动力总成的相关参数,建立了动力总成悬置系统的运动仿真模型。
- Using the vibrate theory and finite element method of dynamic analysis, the dynamic reponse of the hypoid gear system is analyzed and predicted under the dynamic exciting. 摘要利用振动理论、动力分析有限元法,对准双曲面齿轮系统在动态激励下的动态响应进行了分析和预估。
- The fluctuate drag and lift forces of tree branches in wind due to vortex shedding were estimated using the vortex induced vibration theory of circular cylinder. 采用圆柱绕流的涡致振动理论估算了树枝在风中因旋涡脱落而引起的脉动升力和阻力;
- Non-linear mathematical models of dynamic cutting force and cutting thickness are improved by considering influences of regenerative vibration theory and cutter eccentricity. 基于再生振动和刀具偏心对立铣加工过程的影响,建立了改进的动态切削力和切削厚度的非线性数学模型;
- According to the measure of trilinear torsion pendulum and mechanical vibration theory, this paper presents the measure of compound trilinear torsion pendulum. 本文在总结国内外大量文献的基础上,对PALIO轿车动力总成悬置系统隔振问题进行了深入地技术研究。
- It has been indicated by many literatures that the said method may result in illconditioned equation.According to the vibration theory of flexible rotor, progress made in this ... 许多文献指出转子平衡中采用影响系数法可能会出现病态方程,因此应用柔性转子振动的理论对其进行了证明。
- The article analyzed the domestic popular criterions of VSR's effect based on experiments by utilizing the compulsive vibration theory and the interfiction theory. 运用受迫振动理论并结合位错内耗理论,在实验的基础上,对国内现行振动时效效果判据给予了理论分析。
- This paper studies the gas dynamic effects of different parameters of the induction system on improving the charge characteristics with acoustic theory, vibration theory and characteristic method respectively,and presents some new opinions. 本文分别以声学理论、振动理论和特征线法研究了进气系统结构参数对充气特性的影响,提出了新观点。
- By analysed on vibration theory we knew that the load js a static load in mechanics of materials, when the loaded time is 6-8 times as much than the natural vibration period of the unit of structure. 通过振动理论的分析得知;材料力学中静载荷的定量标准是:当加载时间为构件系统的固有振动周期的8倍以上时;这种载荷即可认为是静载荷.
- Based on the vibrating theory,a dynamic model of the floatercomponents of liquid gyro is set up,and the models of the first fiv e orders have been calculated by finite element method. 基于振动理论建立了液浮陀螺仪浮子组合件的动力学分析模型,用有限元模态分析方法计算了组合件结构的前五阶模态。
- Abstract: Based on the vibrating theory,a dynamic model of the floater components of liquid gyro is set up,and the models of the first fiv e orders have been calculated by finite element method. 摘 要: 基于振动理论建立了液浮陀螺仪浮子组合件的动力学分析模型,用有限元模态分析方法计算了组合件结构的前五阶模态。
- Abstract: Based on the vibrating theory,a dynamic model of the floatercomponents of liquid gyro is set up,and the models of the first fiv e orders have been calculated by finite element method. 文摘:基于振动理论建立了液浮陀螺仪浮子组合件的动力学分析模型,用有限元模态分析方法计算了组合件结构的前五阶模态。
