This article gives the solutions to the fluctuation equations of SAW involving gyroscopic effect, taking LiNbO_3 as the model material. 以目前国外研究小组所用的铌酸锂为对象,对含陀螺效应的声表面波的波动方程进行求解。
The results show that although the gyroscopic effect of the rotating spindle does not change the instability regions in milling, it increases the real parts of the eigenvalues of the system or reduces the critical axial depth of cut. 研究结果表明:虽然旋转主轴的陀螺的效应不会改变铣削系统的不稳定区,但会明显增加其特征值的实部(达30%),同时对系统的响应频率影响很大。
Through using the large softwares ANSYS and MATLAB, an example is computed. The influences and influence degree of various factors such as gyroscopic effect, unbalanced electromagnetic forces, stiffness of bearings are discussed. 使用ANSYS和MATLAB等大型软件,对工程实例进行了计算,讨论了陀螺效应、不平衡磁拉力、导轴承刚度等因素对机组临界转速的影响及影响程度。
This paper analyzes the flywheel rotor's gyroscopic coupling effect on the electromagnetic bearing and derives the motion equations of radial four-degree-of-freedom rotors. 对飞轮类转子的电磁轴承的陀螺力矩耦合现象进行分析,并对径向四自由度系统建模,应用软件方法在控制中对其进行速度交叉解耦补偿。
Influence of gyroscopic effect on Design of active magnetic bearing system 陀螺效应对电磁轴承系统设计的影响
At high rotational speeds, the gyroscopic effect of flywheel rotor is the major factor that influences rotor stability. 磁悬浮飞轮转子在高转速下表现出的陀螺效应是影响系统稳定性的主要因素。
Study of Solving wave Equation of Surface Acoustic waves with Gyroscopic Effect 含陀螺效应的声表面波波动方程的求解
This paper proposes a new method by cholesky decomposition to construct the reduced-order model of mechanical system with strong gyroscopic effect. 提出了利用Cholesky分解来构造有陀螺效应机械系统的低维控制模型的一种新方法。
The Critical Speed Diagram of the Rotors Considering the Gyroscopic Effect 计及转盘陀螺效应的转子临界转速计算图线
The influence and influence degree of various factors such as gyroscopic effect, electric-magnetic forces, stiffness and damp to vibration properties are discussed. 讨论了陀螺效应、磁拉力、刚度及阻尼等因素对机组临界转速和动力响应的影响及影响程度,计算结果表明:陀螺效应对机组临界转速影响显著,而对机组的动力响应影响不大;
Theoretical Study of Gyroscopic Effect in SAW 声表面波(SAW)中陀螺效应的理论研究
( Numerous) experiments carried in laboratory indicate that temperature has affected the system capability. This paper has a research about the temperature compensation to gyroscopic zero-bias and the result is that compensation has good effect on the system ( stability.) 在实验室进行的大量实验表明,温度对系统性能有很大影响,对陀螺零点偏置的温度补偿进行了分析研究,实验结果表明补偿对系统稳定性起到了很好的作用。
When analyzing the dynamical performances of the system, two key domains may be considered during the first research process, these are characteristics of AMB rotor system dynamics and the gyroscopic effect in the system. 在分析研究电磁轴承系统的动态特性时,有2个重要的方面,即轴承转子系统动力学特性和系统陀螺效应对系统稳定性的影响。
Regarding gyroscopic effect of disk, the nonlinear and nonstationary characteristics of transient response of a single-disk rotor system with asymmetric shaft passing through critical speed under limited energy supply are investigated in this paper. 本文在考虑转盘的陀螺效应的前提下,研究具有非对称截面轴的单盘转子通过临界点时的瞬态响应的非线性和非定常特性。
In the process of model building gyroscopic effect angular inertia shear deformation electric magnetic inertia of the water in the runner are taken into. 本文在建模过程中,考虑了回转效应,摆动惯性,剪切效应,发电机转子电磁拉力,水的附加惯性等因素以及作用在轴系上的各种激振外力。
Study of Gyroscopic Effect of Spindle on the Stability Characteristics of the Milling System 旋转主轴的陀螺效应对铣削系统稳定性的影响
On Acoustooptical Measuring Technology to SAW Gyroscopic Effect on LiNbO_3 Research on the Project Light Model in the Acquisition of Three-Dimensional Shape 基于铌酸锂介质的SAW陀螺效应声光检测系统设计与分析三维物体形状的光检测方法的研究
Rotor dynamics and finite element method is made use of, taking into consideration the continuous gyroscopic effect. Finite element equations of transverse vibration of the spinning rocket is presented by means of the Lagrange equation. 利用转子动力学和有限单元的思想,考虑轴向连续点的陀螺效应,通过Lagrange方程建立自旋弹箭横向振动方程。
The influences of gyroscopic effect of the rotor, external and internal damping as well as the initial phase angle of static unbalance on the transient response are discussed. 文中讨论了转子盘的陀螺效应,静、动不平衡,内、外阻尼和静不平衡量的初相角等多种因素对瞬态响应的影响。
First, the distribution of Coriolis inertia force is formulated in the axisymmetric solid with gyroscopic effect. 首先,推导了轴对称体中哥氏惯性力的分布公式。
Considered with the gyroscopic coupling effect, the flexible rotor with multi-degree of freedom suspended by Active Magnetic Bearings is studied and the model of the flexible rotor is proposed. 进一步考虑陀螺耦合效应,对电磁轴承支承的多自由度弹性转子进行了研究,建立了弹性转子模型。
Surface Acoustic Wave Gyroscopic Effect in Quartz 石英晶体上的声表面波陀螺效应
The gyroscopic effect of the disk will Seriously affect critical speed of the rotor when the disk diameter of the rotating shaft is larger and the disk is located where the slope of the elastic curve is larger. angle. 带盘转子当转盘直径较大且位于转轴弹性线挠角较大处时,转盘的陀螺效应将对转子的临界转速产生很大影响。
However, the diffracted angle and its variation due to SAW gyroscopic effect is very tiny ( arcmin and arcsec level), so the key to the plan is whether such a tiny Bragg diffractive angle can be measured with success. 理论计算表明布拉格衍射角及其变化十分微小(弧分、秒数量级),所以能否在实践中成功地检测受Ω调制的布拉格衍射角,关系到SAW陀螺效应声光探测和检测方案的成败。
The gyroscopic force transducer and load cell for measuring force and mass with high accuracy is newly developed on the bases of the principle of gyroscope precession and moment effect. 利用陀螺进动特性和力矩效应制成一种高精度测力和称重传感器。
Gyroscopic effect in the rotor is studied besed Disk Rotor Theory, and got the torque which gyro force toward Y axis. 采用圆盘转子理论对风力机风轮上的陀螺力进行了研究,并获得了陀螺力对Y轴上的力矩。
The influence on critical speed by gyroscopic effect, stiffness of guide bearing, imbalanced electromagnetic force, mass and rotary inertia of generator rotor and turbine runner, position of guide bearing is analyzed. In addition, dynamic response under imbalanced force is considered. 本文考虑了陀螺效应、导轴承刚度、不平衡电磁拉力、转子和转轮转动惯量、导轴承位置对主轴临界转速和振型的影响,也考虑了其在不平衡力作用下的动力响应特性。
The research of his article is to control the balancing pole to keep the robot self-balance, and this method is totally different from the gyroscopic effect of a flywheel. 本文研究的基于平衡杆控制的走钢丝机器人与利用飞轮陀螺效应的控制方式有着本质的不同。