动力失稳,dynamic instability
1)dynamic instability动力失稳
1.Difference solution todynamic instability of straight bars under elastic compression wave;弹性压应力波作用下直杆动力失稳的差分解
2.Based on the generalized variational principle of ferromagnetic bodies and the technique of magnetic field perturbation,this paper present an analysis on dynamic response anddynamic instability of the ferromagnetic beam-plate with unmovable simple supports under the two type pulse magnetic fields.基于广义变分原理得到磁力计算模型和磁场摄动技术,研究了不可移简支铁磁梁式板在矩形和锯齿形两类典型脉冲磁场作用下的磁弹性动力响应特征及动力失稳现象。
3.In the test, both the localdynamic instability for shell members and the globaldynamic instability of the structure were observed.对两个钢扁网壳结构模型在地震荷载作用下的动力稳定性进行了振动台试验研究，观察了模型的局部动力失稳和整体动力失稳现象，通过对试验测量数据结果的处理，给出了模型中杆件的内力时程曲线和结点位移时程曲线，对这些时程曲线进行分析，总结了结构产生动力失稳时的特征和规律，同时也给出了部分理论分析的结果，并结合试验结果对理论研究中给出的动力失稳定义和判定准则以及其它结论分别进行了验证和说明。
英文短句/例句
1.Wind-induced aerodynamic instability for closed membrane roofs封闭薄膜屋盖的风致气动力失稳分析
2.Study on Dynamic Analysis and Wind-Induced Aerodynamic Instability for Membrane Structures;薄膜结构的动力分析和风致气动力失稳研究
prehensive Analysis of Dynamic Destabilization to Roadway of a Large Scale Across-section in the Crushed Rocks Conditions;破碎围岩条件下大断面巷道动力失稳分析
4.Research on Dynamic Instability of Irregularly-shaped Arch Bridge Based on Catastrophe Theory基于突变理论的异型拱桥非线性动力失稳研究
5.The Experimental Studies on the Dynamic Response and Stability of Cylindrical Shells Subject to Axial Impact;圆柱壳在轴向冲击载荷作用下动力响应与动力失稳的实验研究
6.Bifurcation and catastrophe analysis of non-linear dynamic instability disaster for dam and foundation system堤坝和基础非线性动力失稳灾变的分岔突变分析
7.In these equations, the compression wave propagation and the transverse inertia effect were taken into consideration.通过引入圆柱壳动力失稳时的波前约束条件实现了此类问题的有限元特征值解法。
8.Dynamic Stabilization Technology Used in Lumbar Instability Syndrome动力稳定系统在腰椎失稳症手术中的应用
9.Study on thermal stabilizer of α-amylase and its inactivation kineticα-淀粉酶热稳定剂及失活动力学研究
10.Thermal inactivation kinetics and stability of α-amylase on cotton fabricα-淀粉酶在棉织物上的热失活动力学及稳定性
11.Study on the Dynamic Stall Aeroelastic and Response Behavior of Horizontal-Axis Wind Turbine Blade水平轴风力机叶片动力失速气弹稳定性及响应特性研究
12.Research on the Nonlinear Dynamics and Active Control for Vehicle Cornering Destabilization in Critical Situations极限工况下汽车转向失稳的非线性动力学特性与主动控制研究
13.“ We haven"t got the balance of forces that we had before, the system becomes unstable, and a large change occurs.「们失去了之前拥有的平衡力量，于是系统变得不稳，大变动于焉发生。
14.Air system vaives world famous prodution. High efficiency and reliability.先进的气阀，进气调整范围0-100%压力损失小，动作稳定，寿命长。
15.The Relationship between Present State of Stressin Part of Active Faults Plane and TheirUnsteady Form in Southwest China西南部分活动断裂面上现今应力状态与断裂失稳变形的关系
16.Nonlinear Dynamics Bifurcation Phenomenon Analysis of Destabilization in Horizontal Oil-Water Two Phase Flow水平油水两相流层状流失稳非线性动力学分岔现象研究
17.In author"s another paper, the displacement perturbation method and the force perturbation method were presented and proved to be the efficient methods to trace the bifurcation paths.文献[]出并认为位移扰动法和力扰动法在分析结构分枝失稳时具有很好的效果。
18.Integral instability of a gantry crane causes structure to lose load supporting capability.龙门起重机的整体失稳导致结构丧失承载能力。
相关短句/例句
dynamic destabilization动力失稳
1.Fold catastrophe model of rockdynamic destabilization岩体动力失稳的折迭突变模型
2.Those mainly related to the mechanical properties and its deterioration in EDZ,non-stable subsidence of roof rocks and horizontal squeezing and its coupling effect so as to destabilization,delamination upon deepening rocks at roof induced to the localizeddynamic destabilization.破碎围岩环境下大断面巷道开挖必然形成大尺度采空区(large scale of mined-out-area,LSMA),其围岩介质的变形与失稳行为及过程很复杂,主要涉及到开采扰动区(excavation dis-turbed zone,EDZ)范围内围岩力学性态及强度劣化特征、顶部岩层非稳态下沉与水平挤压变形耦合作用诱致动力失稳、深层围岩离层演化至局部化冒落失稳等,且其变形从微尺度演化为大尺度(寸)过程具有复杂的非线性特征,这为灾害治理带来挑战。
3.4 centrifugal compressor of Chinese Aluminum Manufacturer Shanxi Branch, this paper provides the distinctions of the methods for diagnosing and Identifying thedynamic destabilization of the seal-gap and the oil-film vibration of the centrifugal compressor, and identifies that the two sides are connected with each other and promoted each other.通过中国铝业山西分公司的4#离心压缩机故障判断、检修实例,说明了离心压缩机的密封间隙动力失稳与油膜振荡故障的诊断识别方法的区别,同时证明了两者又存在互相关联和促进的关系。
3)dynamical destabilization动力学失稳
1.To accurately predict the dynamical hazard of a large scale mined-out area,the quantitative experiment on unstable crack propagation anddynamical destabilization on coal-rock have been fulfilled previously.要进行大尺度采空区衍生动力学灾害的准确预测预报,必须进行煤岩破裂与演化为动力学失稳的定量化实验的前期研究。
4)nonlinear dynamical damage非线性动力失稳
5)rock dynamics destabilization岩体动力失稳
6)instability domain动力失稳区间
1.Using the method, theinstability domain is ascertained for an offshore platform subjected longitudinal loading.推导了有阻尼与发生纵向共振时柱状结构的动力稳定计算公式 ,计算了水中平台动力失稳区间 ,探讨了阻尼与纵向共振的影响 ,得出了一些有应用价值的结
延伸阅读
裂纹失稳扩展分子式：CAS号：性质：材料内部裂纹尖端的应力场强度因子达到或超过材料的断裂韧性之后发生的裂纹快速扩展。裂纹失稳扩展将导致材料迅速断裂。
