1) Moment of inertia
转动惯量
1.
The application of moment of inertia real time compensation in the rewinder web tension control;
转动惯量实时补偿在复卷机纸幅张力控制中的应用
2.
Measuring method and error analysis on moment of inertia of complex shaped components;
复杂形状构件转动惯量的测量方法及误差分析
2) rotational inertia
转动惯量
1.
Study of calculation method for rotational inertia of a uniform rod to random rotation shaft;
均匀细杆对任意轴转动惯量的计算方法
2.
Study on the error and approximate expressions of the rotational inertia based the theory of momentum;
基于动量矩原理的转动惯量近似表达及分析
3.
A new measuring method of rigid - body rotational inertia——compound pendulum method;
刚体转动惯量的一种新型测量法——复摆法
3) rotary inertia
转动惯量
1.
Eigenfrequencies of beams considering the effects of shear distortion and rotary inertia;
考虑剪切变形和转动惯量影响的梁的固有频率计算
2.
The effect of shear deformation and rotary inertia are considered in the paper.
文中考虑了剪切变形和转动惯量的影响。
3.
Based on the principle of compound pendulum,the measurement method and corresponding equipment for the centroidal deviation and the rotary inertia of rocket projectile were described.
基于复摆原理,阐述了箭弹的质偏和转动惯量的测量方法及装置,推导出了质偏和转动惯量的计算公式。
4) Inertia moment
转动惯量
1.
Calculation methods for inertia moment of steam turbogenerator rotor using load rejection test;
甩负荷试验转子转动惯量计算方法研究
2.
Some current methods for determining the inertia moment of moving parts of engine are discussed and one new method-accelerating-decelerating method is proposed.
讨论了当前一些确定转动惯量的方法,提出了一种新的发动机转动惯量确定方法———加速惰转法。
3.
By way of overcoming mechanism structure factors seriously affecting on performance of opto-electronic tracker servo systems, the relationship between servo system performance and servo mechanism structure factors that consist of inertia moment,structure resonance frequency and friction moment is analyzed.
为克服机械结构因素对光电跟踪伺服系统性能的不良影响,分析了转动惯量、结构谐振频率、摩擦力矩等伺服机械结构因素与伺服系统性能的关系,包括分析转动惯量与伺服系统性能的关系、结构谐振频率与伺服系统性能的关系、摩擦力矩与伺服系统性能的关系,探讨了消除或减小机械谐振的措施。
5) rotating inertia
转动惯量
1.
The error analysis through the experiment of rotating inertia with a tri-linear pendulum;
由三线摆测转动惯量谈误差分析
2.
Research on relation between friction torque and mass m_0 for rotating inertia apparatus;
转动惯量仪摩擦力矩与质量m_0关系研究
3.
A method for calculating the rotating inertia of vibration structure was recommendation.
本文介绍了一种自动计算振动结构的转动惯量的方法。
6) rotation inertia
转动惯量
1.
In view of the problem that electrical machine driving compressors shafting vibrates and creates the network voltage not to be steady ,equivalent the compressor system to a single axle system ,carry on the equivalent rotation inertia conversion to the electrical machine main axle, providing he reliable computation for the design and transformation of flywheel.
针对目前电机直接驱动的压缩机轴系可能产生振动以及造成电网电压不稳等问题,把压缩机的拖动系统等效为单轴系统,对电机主轴的等效转动惯量进行折算,为合理设计飞轮与改造飞轮提供了可靠的计算依据。
2.
Take excavater electric transmission system for example, introduce when three_phase asynchronous motor rotation inertia can be changed,optimize the dynamic characteristics of transmission system It has an important significance in improving the characteristics of transmission syste
介绍了以挖掘机为模型的电气传动系统当中 ,三相异步电动机的转动惯量可变时 ,对传动系统的动态性能进行优化的方法 ,这对改善传动系统的性能 ,具有重要的意义。
3.
Then the restricted formula for the roller s rotation inertia isprovided in the case of slip.
本文研究凸轮机构中的摆动滚子从动件,并推导出滚子的角速度和角加速度的通用计算公式,还以不打滑为条件导出滚子转动惯量的限制公式,为滚动轴承的设计提供了运动参数计算的依据。
补充资料:转动惯量
转动惯量 moment of inertia 刚体绕轴转动惯性的度量。其数值为I=Δmiri2或I=,式中ri为组成刚体的质量微元Δmi(或dm)到转轴的垂直距离;求和号(或积分号)遍及整个刚体。转动惯量只决定于刚体的形状、质量分布和转轴的位置,而同刚体绕轴的转动状态(如角速度的大小)无关。规则形状的均质刚体,其转动惯量可直接计得。不规则刚体或非均质刚体的转动惯量,一般用实验法测定。转动惯量应用于刚体各种运动的动力学计算中。 描述刚体绕互相平行诸转轴的转动惯量之间的关系,有如下的平行轴定理:刚体对一轴的转动惯量,等于该刚体对同此轴平行并通过质心之轴的转动惯量加上该刚体的质量同两轴间距离平方的乘积。由于和式的第二项恒大于零,因此刚体绕过质量中心之轴的转动惯量是绕该束平行轴诸转动惯量中的最小者。 刚体对一轴的转动惯量,可折算成质量等于刚体质量的单个质点对该轴所形成的转动惯量。由此折算所得的质点到转轴的距离 ,称为刚体绕该轴的回转半径κ,其公式为,式中M为刚体质量;I为转动惯量。 转动惯量的量纲为L2M,在SI单位制中,它的单位是kg·m2。 刚体绕某一点转动的惯性由更普遍的惯量张量描述。惯量张量是二阶对称张量,它完整地刻画出刚体绕通过该点任一轴的转动惯量的大小。 |
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