1) axis of equal-inertia
惯量等轴
2) principal axis of inertia
惯量主轴
1.
In rigid body mechanics, confirming the principal axis of inertia of rigid body is particularly important, its calculation can be made to be simplified and favorable to study the nature and movement law of rigid body.
刚体力学中,确定刚体的惯量主轴,可以简化计算,还有利于研究刚体的性质和运动规律,这样,如何确定刚体的惯量主轴就显得尤为重要。
2.
The principal axis of inertia of a rigid body are its symmetric axis,the rigid body is possessed of geometrical symmetry and its mass are well distributed or its mass are symmetrially distributed.
对于具有几何对称性且质量均匀分布或质量对称分布的刚体,其惯量主轴显而易见,即刚体的对称轴。
3) principal axes of inertia
惯量主轴
1.
The method to calculate principal axes of inertia by adjoint matrix of eigen ma-trix is given，examples are presented.
本文给出了用特征矩阵的伴随矩阵求惯量主轴的代数方法，并通过实例作了说明。
2.
This paper presents the eigen equation of inertial tensor expressed by the three principal invariants, which is an algebra-equation solution to calculate eigen value;proves that eigenvalue is the principal moments of inertia and that eigenvector is the principal axes of inertia;and discusses a certain method to calculate prinpal axes of inertia by adjoint matrix of eigen matrix.
本交给出了惯量张量用其三个主要不变量表示的特征方程,为求特征值提供了一种代数方程解法;论证了特征值即为主惯量,特征矢量即为惯量主轴;探讨了用特征矩阵的伴随矩阵求惯量主轴的方法,并用实例给予了说明。
4) the center inertia principal axis
中心惯量主轴
5) equivalent moment of inertia
等效转动惯量
1.
A calculation method of equivalent moment of inertia for one-DOF planar linkage;
单自由度平面连杆机构等效转动惯量计算公式
2.
In order to derive expressions of equivalent moment of inertia and equivalent moment of a single-degree-of-freedom planar linkage,the planar linkage can be treated as a hybrid system composed of a particle system and a planar rigid-body system.
针对单自由度平面连杆机构等效动力学模型——等效力矩和等效转动惯量表达式的推导,将平面连杆机构看作质点系和平面刚体系所组成的混合系统。
3.
Based on the law of conservation of kinetic energy,an analytical formula is proposed to calculate the equivalent moment of inertia of the whole system.
在系统动能相等的条件下,以质点系动能和刚体绕质心转动动能为基础,引入多余坐标,通过平面连杆机构的非线性稳定的几何约束消去多余速度,导出了以原动件的位移为广义坐标和其他活动构件的位移为多余坐标表示的等效转动惯量的计算公式。
6) equivalent moment of inertia constraint conditions
等惯量约束条件
1.
The impact proof mass on the gyros performance is discussed on the basis of microgyro dynamic equation and several important parameters in the design of micromechanical vibrating gyros, including equivalent moment of inertia constraint conditions in the inner and outer gimbals, sensitivity, etc .
根据陀螺的动力学方程，从陀螺设计中的重要参数——内、外框架组件的等惯量约束条件和振动灵敏度等角度，探讨了检测质量对陀螺性能的影响，为微机械框架振动陀螺的设计提供了理论依据。
补充资料：等轴晶系
分子式：
分子量：
CAS号：
性质：又称立方晶系。属高级晶系。轴长：a=b=c。轴角：α=β=γ=90°。例如食盐和金刚石。
分子量：
CAS号：
性质：又称立方晶系。属高级晶系。轴长：a=b=c。轴角：α=β=γ=90°。例如食盐和金刚石。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条