Selecting the appropriate excitation frequency can well inhibit the conversion mode amplitude.
适当地选取激发频率,能很好地抑制转换模态幅值。
The design variables include the excitation frequency and the stiffness of vibration isolation system.
系统研究了不同激振频率对焊接残余应力降低程度的影响。
Design cars, the natural frequencies should be staggered so that the excitation frequency to avoid resonance and noise.
设计车厢时,应尽量使其固有频率错开激振频率,以避免共振和噪声。
The analysis shows that increasing the excitation frequency of the source reduces the decay rate of the ground vibration.
分析表明,对理想弹性半空间来说,增大扰频会减小地面波动衰减率。
The damping characteristic is relevant with the air spring structure and is influenced by external excitation frequency and amplitude.
空气弹簧的阻尼特性与空气弹簧本身结构有关,同时还受外界激扰频率及振幅的影响。
The results indicate that the crystalline volume fraction (X_c) decrease firstly and then increase with the increase of excitation frequency.
结果发现材料的光敏性随频率的增加先降低后提高,晶化率和沉积速率的变化趋势与之相反;
Synchronous rectification produces a ripple frequency twice that of the excitation frequency and thus is easier to remove with a lowpass filter.
同步稳压产生两倍激励频率纹波频率,因此更容易被低通滤波器去除。
When the excitation frequency is relatively low, the material damping of inner region has negligible influence on the real stiffness of the soil.
当激振频率较小时,内部区域土体材料阻尼对土体扭转阻抗的刚度部分基本没有影响。
The experiment proved that the gear meshing force, excitation frequency is consistent with the theory. Consistent with the actual prototype model is feasible.
通过实验证明齿轮的啮合力、激振频率均与理论相符,样机模型与实际吻合,具有可行性。
The displacement of the line increases with the increasing of the excitation amplitude, diameter and modulus of the line, decreases with the increasing of the excitation frequency.
缆绳的位移量随着缆绳直径、缆绳弹性模量、激励幅值的增大而增大,随激励频率的增大而减小。
The results show that the voltage standing wave effects become the important factor affecting non-uniform voltage distribution when the electrode dimensions and excitation frequency are increased.
计算结果表明:随平行板电极尺寸增加和激发频率提高,电势驻波效应成为影响电极间电势差非均匀分布的重要因素。
The problems about the selection of excitation signal, limits of measurement frequency and noise influence have been discussed.
最后还讨论了时域法测量电极阻抗的激励信号的选择、测量频率上、下极限和噪声影响等问题。
This is a typical effect seen in frequency response functions measured using random excitation.
这是利用随机激励进行测量的频响函数中可以看到的典型影响。
The effectiveness of the control depends upon the strength and frequency of the acoustic excitation but is insensitive to the emitting position.
声控分离的效果依赖于激励强度和频率,而对激励位置并不敏感。
We design a suit of aviation AC excitation generator system, it insures the output voltage is constant frequency and constant voltage.
我们设计了一套航空用交流励磁发电机系统,以保证输出电压恒频恒压。
And the method of getting the frequency components of stationary random excitation is realized.
得到了一种寻求平稳随机激励频率成分信息的方法。
In regard to the excitation experiments, time-Accurate numerical stimulation was carried out to investigate the upstream disturbance frequency effect under different incidence in an annular cascade.
针对某静止环形叶栅的激励实验工作,相应的对扩压叶栅进行了不同气流攻角和激励频率的非定常粘性计算与流场分析。
We obtain the relation between the frequency of the oscillation and the instric excitation of the system.
我们得到了系统振荡的频率与内禀元激发的关系。
A mixing frequency excitation current source is designed according to the analysis of requirements of the bioelectric impedance measuring system.
通过分析生物阻抗测量系统的需求,设计了一种应用于生物阻抗测量的混频激励电流源。
The influences of frequency and voltage of electric excitation signal on electric property of fruits with non-destructive and orthogonal experiment method were studied.
采用无损接触检测及交叉试验法研究了电激励信号的频率和电压对果品电特性的影响。
Descriptions are made of a new instrument based on the lowest order asymmetric plate wave excitation and swept frequency amplitude phase display.
介绍基于最低阶反对称板波激励、扫频幅度相位显示的复合材料粘结质量评价的新方法。
A nonlinear parametric excitation equation is obtained for ships in longitudinal waves, and the dynamic stability is analyzed when the natural frequency of heave and roll are approximately equal.
本文建立了在纵浪上航行船舶的非线性参数激励横摇运动方程,研究了当升沉固有频率接近横摇固有频率时船舶的稳定性。
EA mounted on the either end of rotor shaft can generate impulse excitation force or simple harmonic excitation force with different frequency.
电磁激振器安装在转子的伸出端,产生脉冲激励力或不同频率的简谐激励力。
It introduces a kind of powerful complementary DC and constant voltage power device by using the independent excitation and high frequency PWM wave clipper.
介绍一种利用它激式高频pwm斩波技术完成的大功率直流稳压电源装置。
In this paper, a dynamic calibration method using a finite duration impulse excitation source is presented, which can be used to calibrate the frequency response of high-pressure transducers (HPT).
本文提出了用任意时限脉冲作激励源的一种动态校准方法,用于校准动压传感器的频响特性。
The influence of frequency and voltage of electric excitation signal on electric parameters of apple, kiwi fruit and pear are studied in this paper.
研究了电激励信号的频率和电压对苹果、猕猴桃和梨电参数的影响。
With the bus fed static excitation system, based on field-test data and using frequency domain analysis, the hysteretic characteristics of excitation system wer.
以自并励励磁系统为例,根据实测数据利用频域分析,得到励磁系统滞后特性。
Well, the deformation patterns at these natural frequencies also take on a variety of different shapes depending on which frequency is used for the excitation force.
对了,在这些固有频率处,变形形式也大为不同,依赖于激振力用哪个频率。
And the first order approximate solution in the cases of hard excitation and soft excitation and the frequency resonance equation in the case of resonance are given.
给出了其在硬激励和软激励情况下的一阶近似解和共振情况下的频率响应方程。
Compared the modal analysis result, we can get the resonating frequency under the outside excitation.
结合模态分析结果,得到落砂机框体在外界激振下引起共振的频率。
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