| 1. | New method for estimating the inertia moment of an engine 试验确定发动机转动惯量的一种新方法 |
| 2. | Designing the automatic examination equip for multiple parameters ( the mass center , inertia moment and the weight of the parts ) according to the methods 并利用此方法初步设计了质心、质量和转动惯量多参数自动检测装置。 |
| 3. | Though the contrast of the algorithm used in cantilever lattice structure and cantilever solid web beam , we can get the algorithm that can be used to calculate the equivalent inertia moment of the lattice structure when it is regarded as solid web beam 并进一步延伸到四肢格构式构件等效惯性矩的计算,给出了四肢格构式构件等效为实腹式构件时,等效惯性矩的计算公式。 |
| 4. | This paper is main to explored to examination the mass center of not even quantity distributes cylindrical parts by means of four points revolving method and to examination the inertia moment of the parts by means of the law of just turning 本文主要从工程的角度上探讨了对非均匀圆柱形工件(部件)采用四点旋转法检测质心和根据刚体转动定理利用旋转法检测转动惯量的方法。 |
| 5. | This article has studied the definite integral used in the physics application from power , force , moment of inertia , orthocenter of plane figure and calculation of inertia moment , mainly utilizing the research method from particulars to generals 本文从功、力、转动惯量、平面图形的形心和惯性矩的计算这几个方面研究了定积分在物理学中的应用,主要运用了从特殊推广到一般的研究方法。 |
| 6. | Taking advantage of both , this paper choose t cross - section and enlarge detail dimension . the goal of optimum design is to increase torsion inertia moment and reduce shearing stress when moment of flexion and shear bearing capacity of single - beam is satisfied 综合二者之优缺点,本课题选取t梁截面形式,用增大其细部尺寸的方法,以提高抗扭承载力为目标,满足弯剪等承载力要求为约束条件进行主梁截面的优化。 |
| 7. | Second , to solve the local stability problem of the bar under pressure , a function relationship between the sectional area and the inertia moment is established by using the similar transformation . accounting to the critical pressure stress , iterative formulas are derived which include big , middle and small flexible degree 其次,对于桁架结构中受压杆件的失稳破坏,本文提出采用相似变换方法找到截面积与惯性矩的关系,根据压杆的临界应力分别导出大、中、小柔度的迭代公式,设计出压杆的截面积。 |
| 8. | Based on the research to the stability variable cross - section beam , the bending defection differential equation of the variable cross - section beam in critical state of bucking is established . according to the edge condition of the structure , the differential equation is solved and bucking equation of variable cross - section beam is created . we can get the algorithm which can be used to calculate the equivalent inertia moment of the variable cross - section lattice structure when it is regarded as constant cross - section of solid web beam 对变截面格构式构件的稳定性计算进行了初步的研究,通过建立变截面构件临界状态下弯曲变形的微分方程,根据变形边界条件,得到了两端铰支的变截面梁失稳特征方程,提出了几种特殊形式的变截面格构式构件等效为等截面实腹式构件时等效惯性矩的计算方法。 |
| 9. | The azimuths of the central principal axes of the dangerous sections on the frame of bulldozer are determined . the inertia moments to the central principal axes of the dangerous sections on the frame are calculated . this paper also determines the positions of the dangerous points and calculates the stress values of dangerous points on the dangerous sections 分析了推土机台车架在最危险工况下的受力状况,确定了台车架危险截面的形心主轴的方位、计算了台车架危险截面对形心主轴的惯性矩、确定了危险点的位置、计算了危险面上危险点的应力值。 |