By using mechanical analysis, the dynamic equation of the system was established, the Lyapunov direct method was applied to obtain stability conditions of system equilibrium points.
通过力学分析,建立了离心调速器系统的动力学方程,应用李雅普·诺夫直接方法得到该系统稳定平衡点的条件。
The result shows that finite segment method is an effective method for the analysis of dynamic performance of beam typed structural mechanical system.
结果表明,有限段方法是分析梁式结构机械系统动态性能的一种行之有效的方法。
A digital dynamic method for measuring and testing mechanical and hydraulic devices in motion is proposed.
提出一种针对运动的机械、液压装置的数字式动态测量方法。
Their dynamic mechanical and mechanical properties were investigated via changing feeding order and swelling time as well as using the method of multistage polymerization for interpenetration.
通过改变加料顺序、溶胀时间及双相互穿等多步聚合方法,考察了动态力学和力学性能变化的规律。
The bond graph method for the complete dynamic problem of mechanical system is introduced. The unified formula of system state-space equations is derived.
介绍了机械系统完全动力学问题的键合图法,推导出系统状态方程的统一公式。
The mechanical model of the dynamic analysis of quick-return mechanism in the planer is established by complex vector method.
运用复矢量法建立了刨床急回机构动态静力分析的力学模型。
An improved SHPB method with passive confined pressure was used to study the dynamic mechanical behaviors of cement mortar under quasi-one dimensional strain state.
以改进的SHPB被动围压试验方法,研究了水泥砂浆石在准一维应变下的动态力学响应。
In this paper, an inverse eigen derivative method (IEDM) for dynamic modification of mechanical structures is formulated for improving the eigen derivative method (EDM).
本文针对机械结构动力修改的特征导数法(EDM)所存在的问题,提出逆特征导数法(IEDM)。
The method of dynamic design for mechanical structure based on the virtual environment is studied in the paper.
本文研究基于虚拟环境的机械结构动态设计的方法。
If combining simulated results and the finite element method, dynamic mechanical behavior in concrete can be further analyzed.
如果将混凝土细观结构模拟与有限元方法相结合,就能进一步分析混凝土的动力性能。
The conventional dynamic tests of composite foundation were reviewed and the velocity or (mechanical) admittance method for a block on single-piled composite foundation was recommended.
简要分析了当前复合地基动测技术的不足,提出了用单桩复合地基上块体的竖向振动速度导纳曲线检测桩—土体系工程性状的机械导纳法。
Impact experiment equipment was used to study the dynamic mechanical properties and characterization method of a new kind of damping aluminum alloy under impact load.
采用冲击实验装置研究了新型阻尼铝合金材料在冲击载荷作用下的动态力学性能及表征方法。
This improved SHPB method was applied to determine the compressive dynamic mechanical response of aluminum foams at high strain rate.
利用此改进了的SHPB技术对泡沫铝进行了高应变率下的动态压缩实验。
According to practical working situation, nonlinear dynamic finite element method is adopted to establish a numerical model of combined breaking rock with high pressure water jet and mechanical bit.
采用非线性动态有限元法,结合实际工况条件,建立了高压水射流—机械齿联合破岩的数值模型。
Technique of finite element method is the important base of theory and powerful tool in mechanical dynamic design.
有限元技术则是机械产品动态设计和动态分析的重要理论基础和强有力的工具。
The measuring device has broken through the currently used method of measuring by mechanical oil rod, thus making up for the original idea's defects of inaccuracy and non-dynamic monitoring.
该测量装置突破了目前使用手动机油标尺测量的原始方法,弥补了测量不精确、不能动态监测机油的缺陷。
The results show that the method proposed in this paper is well suited fol the optimal design of mechanical systems subjected to transient dynamic loads.
计算表明,该方法适用于承受各种时变载荷的机械系统最优设计。
Based on the dynamic characteristics obtained with three dimension finite element method, the reduced mechanical model and parameters of lift ship structure can be modified and obtained.
利用三维有限元方法计算的结构动力特性和简化结构动力特性相等的原则修正升船结构简化力学模型,并确定了等效的升船机简化结构模型和系统参数。
The gradient ceramic-metal composites was prepared by the hot-press sintering method, and the static and dynamic mechanical performance were tested.
利用热压烧结法制备了梯度型陶瓷—金属复合材料,并对其静态压缩性能和动态冲击压缩性能进行了测试。
Dynamic equations for the proton solitons excited in the hydrogen bonded systems have been obtained by using completely quantum-mechanical method from our Hamiltonian.
根据我们所提出的在氢键系统中的新哈密顿函数,并且使用完整的量子力学方法,本文得到了该系统中激发的质子孤立子的动力学方程组。
Dynamic equations for the proton solitons excited in the hydrogen bonded systems have been obtained by using completely quantum-mechanical method from our Hamiltonian.
根据我们所提出的在氢键系统中的新哈密顿函数,并且使用完整的量子力学方法,本文得到了该系统中激发的质子孤立子的动力学方程组。
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