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- The lumped mass matrix is a diagonal matrix. 集中质量阵是一个对用阵。
- lumped mass system 集中质量系统
- Using lumped mass model, we construct dynamic equation of the flexible arm as well as its Simulink model. Using Simulink model, we analyze how Coulomb friction, motor inertia and reduction ratio of gear affect system performance. 采用集中质量模型建立了柔性手臂的动力学方程及其Simulink模型,利用Simulink模型仿真分析了库仑摩擦力、电机转子惯量和齿轮减速比对系统性能的影响。
- Enhance the mass system, increase the competition ability of the escutcheon. 强化质量体系，提高名牌的竞争力。
- In this paper, we consider lumped mass metheds for parabolic type integro-differential equations. 本文讨论了抛物型积分微分方程的集中质量法。
- Neglect the axial deformations and consider only the lumped masses. 略去轴向变形不计，仅考虑集中质量。
- The flexible plates of chain of chain drive in the tension side is translated to the mechanical model with lumped mass based on the software ANSYS. 利用ANSYS首先分析紧边链条的预应力，然后进行模态分析，计算其固有频率和振型并与理论计算结果对比，证明了模态分析结果的正确。
- Abstract In adopting API method, the kinetic model of a multistage pumping rod system was simplified into mul tiple lumped masses connected in series by springs. 采用API方法时，把多级抽油杆系统动力学模型简化成由多个弹簧串联多个集中质量。
- Considering the torque fluctuation of the driving shaft and the existence of the backlashes in both gear pair and clutch, a lumped mass gear-rattling model is established. 在考虑主动轴驱动转矩波动、齿轮副齿侧间隙及离合器间隙的情况下,建立了同时含有离合器间隙和齿侧间隙的齿轮传动系统(简称双间隙系统)拍击振动分析的集中质量模型。
- The invention provides a mass system deployment device which comprises a distribution module and a reception module. 本发明提供一种批量系统部署装置，包括分发模块和接收模块；
- In order to deduce the static resistance from the result of a STN test, many interpretation methods had been developed, based on the lumped mass model or the stress wave model. 目前常用于诠释静动态载重试验的方法有单质点模型诠释法、分段卸载点法与单向度应力波传法。
- The company passes Chinese mass attestation centre (CQC) ISO9001: 2000 mass system attestation on March , 2003. 公司于2003年3月通过中国质量认证中心（CQC）ISO9001：2000质量体系认证。
- Discusses the dynamic theorem of mass system relative to centre of mass moving in a plane. 论述了质点系相对于随质心一起作平动的座标系的动力学规律。
- Based on the principle of a varied mass system, the non-linear mathematical model of the crop mechanics for an axial threshing process was set up. 运用变质量系统的基本原理，建立轴流脱粒过程中谷物运动的非线性动力学模型。
- For the reason of accuracy, efficiency and low cost simulation, the lumped mass matrix and consistent mass matrix should be used for low order modes and high order modes respectively. 从计算精度、效率和成本综合考虑，建议低阶固有模态分析采用集中质量矩阵，高阶固有模态分析采用一致质量矩阵。
- Abstract: Based on the principle of a varied mass system, the non-linear mathematical model of the crop mechanics for an axial threshing process was set up. 文摘:运用变质量系统的基本原理，建立轴流脱粒过程中谷物运动的非线性动力学模型。
- In this paper,the Hamiltonian system of EM waveguide is introduced and the consistent and lumped mass matrices are constructed after symplectic regularization and semi-analytical discretization. 本文在介绍这一体系之后,经半解析横向离散及辛正则化,给出了类凝聚和协调质量阵。
- Helical spring mass system (HSMS) is widely used in almost all of mechanical and electrical products due to its structure feature and elastic buffer ability. 螺旋弹簧质量系统由于其结构特点及其缓冲作用在几乎所有机电设备和系统中都有广泛的应用。
- In this paper,the internal energy and heat of the polytropic process,the adiabatic process and the isothermal processes of the varying mass system are discussed. 讨论了变质量系统的多方过程、绝热过程及等温过程的能量关系,并与常质量系统的多方过程、绝热过程及等温过程的性质进行了比较。
- The lumped mass matrix is a diagonal matrix 集中质量阵是一个对用阵。
