离心惯性力

根据Hamilton原理，推导了考虑离心惯性力影响的涡轮叶片振动方程。

According to Hamilton principle , the vibration equation of turbine blades is derived with respect to the influence of centrifugal force .

静力计算主要是针对结构系统在离心惯性力作用下转轴、叶片、纤绳及各联结节点所受到的作用。

Static calculation mainly aims at the reaction on the rotor , laminas , cables and nodes under the action of the centrifugal force .

离心惯性力变化引起的应力其主方向为SN向和EW向，应力的大小随着地球自转角速度的持续增加而积累，其量级可能达到几十到几百兆帕或更大。

The principal stress resulting from the change of centrifugal inertial force is South North and East West oriented , and the magnitude of the stress may reach to tens to several hundreds MPa .

大多采用带有偏心质量的激振轴回转产生的离心惯性力带动振动筛做周期性的强迫振动。

Most of their vibrations are periodical and forced by the centrifugal inertia force produced by the rotating excitation shaft with the eccentric block .

作为内燃机动力传递机构的活塞连杆机构，由于在周期性的工作循环中，承受着强大的气体作用力，往复惯性力、离心惯性力等的冲击，极易引起振动和噪音；

Piston-linkage mechanism , as the mechanism to transfer the power of engine , bearing the heavy gas-explosive force , inertial force etc , is easy to arise vibration and noise .

认为旋涡运动产生的剪切力和离心惯性力是絮凝颗粒产生接触碰撞的主要作用力，而旋涡剪切力是絮凝反应的主导动力。

The shearing force and the centrifugal force transferred by the vortex are the main forces to cause collision of flocculated grains in water and the shearing force is the primary one .

水流进入弯道后将做曲线运动，在离心惯性力和重力的共同作用下，水流流态变得异常复杂。

The water current will do curve movement after getting into the bend channel , under the together function of centrifugal inertial force and gravity , and the fluid state becomes exceptionally complex .

少齿差偏摆锥齿轮传动有传动比大、结构紧凑、重量轻、承载力大等优点，但存在着离心惯性力和轴向惯性力，因而引起多方向的振动。

Bevel gear mechanism with small teeth difference , featured by greater transmitting ratio , compact constructure , lighter weight and greater bearing capacity , develops both centrifugal and axial inertia that causes multidirectional vibration .

本文主要论述在高转速的条件下，由于径向离心惯性力的作用，过盈配合联接的配合面上，比压及过盈量变化的计算方法。

This paper has mainly discussed the calculation method of the pressure and the excess change on the couple surface in excessive matching , which were caused by the centrifugal inert force under the high rotation condition .

在文献〔3〕的基础上，进一步探讨了高速旋转时，离心惯性力产生的旋转软化效应对增压器涡轮叶片模态特性的影响。

In order to get the modal characteristics of turbine blades in working state more accurately and extensively , the influence of spin softening produced by centrifugal force was further studied based on the reference [ 3 ] .

根据计算结果，在夹具的平衡校正面各加上适当的平衡重量，就可以减少由于离心惯性力而引起的工艺系统变形和振动，从而提高长曲轴的加工精度和表面质量。

On the basis of calculation , the balance of adjustable surfaces were loaded the proper balance weight that reduced the deformation and vibration due to centrifugal inertia , therefore improved long crankshaft turn 's machining accuracy and surface quality .

通过求解有限元模型，得到割草机器人刀盘对不平衡刀片的离心惯性力的动态响应，提出减少刀盘受迫振动的方法。

By the solution of the finite element model , we also do the analysis for the dynamic response of centrifugal inertia force from the imbalance blades impaction on the body of IRM , and eventually put forward the method to decrease the forced vibration .

考虑到地壳的三维不均一性，将重力（包括引力和离心惯性力）和温度作用作为载荷，采用三维有限元法计算了地壳应力场。

Considering the three-dimensional inhomogeneity of the earth 's crust , three dimensional finite element method is applied to an analysis of the earth 's crustal stress field , gravity ( including gravitation and centrifugal force ) and temperature effect being taken for the external load .

在工作过程中受到周期性不断变化的气体力、往复运动质量惯性力、旋转与动离心惯性力和拉、压、弯曲等复杂交变载荷，产生扭转和横向、纵向振动。

Under the working conditions , crankshaft bears complicated alternating load , such as constantly changing periodic gas force , reciprocating motion weight inertia force , rotational and centrifugal inertia force , tensile , compression , bending load etc , generates torsion and transverse and vertical vibration therefore .

地球自转角速度变化引起离心惯性力变化，而离心惯性力法向应力分量变化引起的地壳水平应力远远大于离心惯性力水平应力分量变化所导致的地壳水平应力。

The centrifugal inertial force is caused by the change of angular velocity of earth rotation , and the horizontal stress of earth crust caused by the change of normal stress component is much larger than that caused by the change of horiZontal stress component of centrifugal inertial fofr .

该论文以某制导炮弹为例，建立了舵翼在弹簧推力、空气阻力、离心力和惯性力作用下的张开动力学模型。

The unfolding dynamic model of rudder wings acted by spring thrust , air drag , centrifugal force and inertial force is established .