thermal vibration

The effect of rub-impact thermal effects on vibration characteristics of a rotor passing through critical speed

转子通过临界转速时碰摩热效应对振动特性的影响

Nonlinear thermal vibration of rectangular orthotropic plate on Nonlinear Foundation

非线性地基上正交异性矩形板的非线性热振动

The basic equations of elliptic plate, when temperature and stress fields are coupled, are developed, which include transverse thermal vibration equation, the compatibility equation and energy equations.

本文首先推导了当温度场和应变场耦合时椭圆板的非线性热弹耦合振动的基本方程，其中包括横向热振动方程、协调方程和能量方程。

The experiment platform on vibration round fouling is established to obtain fouling growth curves when the vibration amplitude and frequency is different and the expression between the asymptotic fouling thermal resistance and vibration Reynolds number.

在圆管振动条件下，得到了在不同的振动振幅和频率下污垢生长曲线，并且拟合出了渐近污垢热阻值和振动雷诺数的关联式。

In addition, field application of the fault diagnosis system is not a dedicated system, and there is no thermal parameter to support vibration fault diagnosis.

除此以外，现场应用的故障诊断系统专用性较差，没有机组的热力参数来辅助振动故障的诊断。

The nonlinear natural thermal vibration of rectangular orthotropic plates

正交异性矩形板非线性的固有热振动

Thermal vibration of thin viscoelastic plates

粘弹性薄板的热振动

Free Vibration of Functionally Graded Material Beams With Surface-Bonded Piezoelectric Layers in Thermal Environment

热环境中粘贴压电层功能梯度材料梁的自由振动

The scattering diffusion due to thermal vibration and lattice defects in the crystalline part of the substance has been taken into consideration. The accuracy of measurement is improved by the special absorption correction of Compton scattering using standard scattering curve.

这种方法考虑了热振动引起的散射扩散和物质结晶部分晶格的不完善性，并利用标准的散射曲线对康普顿散射进行特殊的吸收校正，从而提高了测量结果的准确性。

The local sub system, which locates in the dredger, can monitor and diagnose the main mechanical and electrical devices using thermal parameters, vibration signal, oil analysis and instantaneous speed, and can accept commands from management center.

其中船载子系统安装在船上，采用热力参数法、振动法、油液分析法和瞬时转速法监测机舱和泵舱的主要机械设备和接收机务中心的操作指令。

Based on the nonlinear thermal vibration theory of particles in solid lattice structure, combined with the law of wood structure itself. this paper discusses the mechanism of wood thermal expansion, and explains some phenomena about it.

运用固体点阵结构中质点非线性热振动理论，结合木材本身的结构.探讨了木材热膨胀的机理，解释了木材热膨胀的一些现象。

Nonlinear thermal vibration characteristic analysis composite laminated plates

复合材料层合板非线性热振动分析

Effects of slots on thermal deflection and vibration behaviors of circular saw

径向槽对锯片热变形和振动特性的影响

The nonlinear moist thermal vibration of composite materials laminates rectangular plates

复合材料层合矩形板非线性湿热振动

The Thermal Unbalance Vibration of Turbogenerators

汽轮发电机的热不平衡振动

From the simulation result, it is found that the impact of particle will break the regular crystal lattices of workpiece, and amorphous structures will be resulted. At the same time, elastic-plastic deformation, thermal effect and vibration phenomenon will happen.

仿真结果发现：冲击打破了工件基体的规则晶格，形成半晶状结构，在此过程中还伴随有基体的弹塑性变形、发热以及振动现象。

Nonlinear thermal vibration characteristic analysis of composite THIN-CYLINDRICAL shells

复合材料薄壁圆柱壳热振动特性分析

Then, using high-precision eddy current displacement sensors and infrared temperature sensors, high-speed electric spindle thermal elongation radial vibration and axial temperature were carried out non-contact real-time measurement.

然后，采用高精度电涡流位移传感器、红外温度传感器，对高速电主轴轴向热伸长、径向振动和轴端温度进行了非接触实时测量。

The main vibration reason is considered to be thermal unbalance of generator rotor.

主要原因是由转子的热不平衡引起的。

The effects of He-+ ion incident energy and incident angle, thermal vibration amplitude, correlations of thermal vibrations, displacements and adsorption of surface atoms as well as enhancement factor on the surface peak intensity are investigated.

讨论了离子入射能量、入射角度、晶格原子热振动幅度、相关系数、表面增强因子、原子位移和吸附原子等因素对计算结果的影响。

The Rectangular Nonlinear Thermal Vibration Bifurcation

矩形板的非线性热振动分岔

Thermal Vibration Bifurcation of inclined orthotropic rectangular plates

倾斜正交异性矩形板热振动分岔

By using Melnikov Holmes method, the nonlinear thermal vibration bifurcation of rectangular plate is discussed, and the effects of temperature, length to width ratio, thickness etc. to critical conditions of chaotic motion possibly occurred in rectangular plate are investigated.

用Melnikov－Holmes法研究了矩形板非线性热振动的分岔，并讨论分析了温度、长宽比、厚度等因素对矩形板可能发生混沌运动临界条件的影响。

Based on the study of frequency and damping, the effects of mechanical characteristic on thermal vibration noise and m.

从器件的频率和阻尼特性出发，研究了器件的机械特性对热振动噪声和机械稳定性能的影响。

Based on the isotropic constitutive equation of thermoviscoelastic materials a mathematical model for thermal vibration of thin viscoelastic plates is set up by use of the "structural function" and the "thermal function" of the plate introduced by the Laplace transformation method.

首先从热粘弹性材料的各向同性本构方程出发，利用Laplace变换方法，引入薄板的结构函数与热函数，建立了薄板热振动的数学模型。

When a traditional method based on FFT ( Fast Fourier Transformation) frequency spectrum analysis is used, it is very difficult to effectively differentiate between the thermal effects-induced serious vibration problems and rotor loss-of-balance failures occurring in a turbogenerator.

采用传统FFT频谱分析，很难将汽轮发电机组由热影响引起的剧烈振动问题和转子失衡故障有效地区分开。

By the stress and corrosion condition analysis of tube-plate, the tube-plate is borne tension stress under superimposition of the welding residual stress, thermal stress, vibration induced by gas-liquid phase flow and the assembly stress.

分析油浆换热器管板受力和腐蚀环境：管板在焊接残余应力、温差应力、气-液两相流的诱导振动及装配应力的相互叠加作用下，受拉应力；

The nonlinear natural thermal vibration of a rectangular orthotropic plate on a nonlinear foundation was studied.

研究了非线性地基上正交异性矩形板的非线性固有热振动.

On the Calculation of Atomic Thermal Vibration Parameters and Their Estimated Standard Deviations

原子热振动参数及误差的计算

Finally, by using the ANSYS program, the thermal vibration characters of the plate and missile body structures with different materials is analyzed.

最后，采用ANSYS程序分析了合金材料、复合材料的板、弹体结构的热振动特性。