For a given voltage, the maximums of specific energy density ( SED) and removal efficiency are attained at resonance point. 在同等放电电压下,能流密度和去除效率的最高值出现在放电频率的谐振点处。
This paper presents the scheme to detect the resonance point using two frequency serrodyne modulation, and uses the Lorentzian function to describe the expression of the output power at the exit port of the fiber ring resonator taking the temporal coherence of the laser into account. 采用两种频率的锯齿波组合调制,考虑激光器有限光谱线宽条件下,采用洛仑兹线型描写光纤环形谐振腔的输出光强表达式。
Compensation and resonance of neutral point arcing coil in electric net 电网中性点消弧线圈的补偿与调谐
Study results show that suspension style can effectively attenuate vibration, especially the vibration at resonance point. 研究结果表明,有源悬挂方式能有效地衰减振动,尤其是共振点处的振动;
Its main idea is to use controllable reactor to adjust inductance continuously, so to keep filter working around resonance point. 其核心思想是利用可控电抗器连续调节电感量从而保持滤波器在谐振点附近工作。
A Soliton Resonance Approach to Detecting Dim Moving Point Target in Noisy Background 强噪声中微弱运动点目标信号的孤立子谐振检测法
Combined with the graph correlating the first resonance frequency with driving point location, the method localizes the crack by monitoring a jump in the graph. 结合裂纹梁第一阶谐振频率与驱动点位置关系曲线,利用曲线上出现的突变点,准确地识别了梁的损伤状态和裂纹损伤位置。
Cerebral Functional Magnetic Resonance Imaging Study of Point Waiguan Acupuncture 针刺外关穴的脑功能性磁共振成像研究
If the ratio of inductance to capacitance is smaller than 1/ 9, the steady state resonance point will be more than one. 若感抗与与容抗之比小于1/9,稳定状态谐振点多于一个。
The reactor value choosing method of capacitor and reactor circuit resonance frequency point in series is put forward. 提出了按电容支路串联谐振频率点选择电抗值的方案。
In this paper, we introduce the history and research state of atomic resonance filter and point out it's developing future. 介绍了原子共振滤波器的发展历史及研究进展情况,并指出了原子共振滤器的未来发展前景。
Impedance diagram also is plotted so that it is easy to find the resonance point and to analyse the resonance. 绘制了阻抗图,易找到谐振点进行谐振分析。
By using resonance method on the three point bend specimen of the plane bending type, two types of Si_3N_4 fatigue cyclic curves on the high temperature were studied and determined. 对平面弯曲型的三点弯曲试样,采用共振法研究并测定了两类Si3N4陶瓷的高温疲劳性能曲线。
Working distance from the resonance point, the orthogonal coil monitors the capacitive current of power net, and immediately turns into compensation state. 消弧线圈工作在远离谐振点状态,控制电网电容电流,瞬间达到所需补偿状态。
In this article, 2-terminal network theory is applied to deduce a formula of the relationship between the standing-wave, ratio at the resonance point of a magnetron and the cutoff wavelength of an H-section-guided output transformer. 本文利用二端网络理论,推出了磁控管谐振点驻波导数与H形输出变换器截止波长之间的关系式。
By employing the normal form theory, the Hopf bifurcation and the transition boundary of an autonomous double pendulum with 1:1 internal resonance at the critical point is studied. The results are compared with numerical solutions. 应用NormalForm理论,首先分析了复摆自治系统在1:1内共振临界点附近的Hopf分岔解及其在参数平面上的分岔转迁集的解析表达式,并与数值解进行了比较;
On Necessary Conditions for Resonance in Turning Point Problems for Ordinary Differential Equations 关于常微分方程转点问题共振的必要条件
By defining the scale of resonance voltage ( SRV) the occurrence condition of serial voltage resonance in the line of double circuits on same tower and the frequency characteristics of SRV at the position near the resonance point are discussed. 就定义谐振电压比这一概念,讨论了同杆并架线路中串联电压谐振的发生条件,以及谐振电压比在谐振点附近的频率变化特性。
Characteristic of nonlinear system stochastic resonance in the neighbourhood of bifurcation point 非线性动力系统分岔点邻域内随机共振的特性
Through the low-temperature photoluminescence spectrometer ( LTPL) and electron paramagnetic resonance spectroscopy ( EPR), the point defects of SiC crystal with the annealing temperature change have been investigated. 通过低温光致发光谱仪(LTPL)、电子顺磁共振谱仪(EPR)对SiC晶体的点缺陷随温度的变化进行分析。
Due to the proportional relationship of the frequency of electromagnetic wave and the optical pumping magnetic resonance magnetometer point external magnetic field, so the magnetic field strength measurements can be converted into frequency measurement. 由于光磁共振的电磁场的频率与磁力仪所在点的外磁场具有比例关系,故磁场强度的测量可以转换成频率的测量。
Using the same Gaussian pulse, the same four transmission resonance peaks of observation point occur in ZnO gain range, that is spectrum is only related to the structure of the media, and it does not change with the gain and loss of active random media. 利用同一高斯脉冲得到探测点处的频谱在ZnO增益范围内的四个共振峰,发现无序介质中的频谱只与介质结构有关,而与介质的损耗和增益无关。
Finally, through the power analysis, when the vibration is at the resonance point, there is a very good energy saving effect. 最后通过功耗分析,得出在谐振点振动时,有非常好的节能作用。
Harmonic trap can remove the effect of high order modes on antenna performance. The matching of the antenna with harmonic trap becomes preferable, and the return loss of the resonance point drops even lower. 谐波抑制器可以去除高次模对天线性能的影响,使天线的匹配效果更好,使谐振点处的回波损耗降得更低。
This thesis calculates the resonance point and put forward the elimination measures according to the resonance. A simulation has validate the validity of the measures. 对其谐振点进行了计算,提出相应的消谐措施并仿真验证了分析结果与消谐措施的正确性。
Finally, the eliminating resonance method was grounding neutral point through arc suppression coil, it achieved a good effect. 最后,采用了接地变压器引出的中性点加接消弧线圈的消谐措施,取得了良好的抑制效果。
According to the physical analysis, the oscillation behavior has been attributed to the resonance states arosed from the point defects. The contribution to the dielectric function by the resonace states is characterized by the classical damped oscillator model. 根据物理上的分析,我们得到GaN薄膜的振荡行为来源于点缺陷引起的共振态的结论,并利用经典的谐振子模型来描写位于共振态上的电子对于介电函数的贡献。
The third chapter introduces the concept of value of anticipated possibility, then the possibility of expectation and Chinese traditional legal thought resonance point, look forward to the possibility of introducing is to look for. 第三章介绍了期待可能性所体现的价值理念,进而说明了期待可能性与我国传统法律思想共鸣之处,期待可能性引入的契合点是可以寻找到的。
Since the piezoelectric transducer generates the maximum output power at the resonance, the power will drop drastically when the operating frequency deviates from the resonance point. 当压电换能器工作频率在谐振点时,有最大功率输出;当其工作频率偏离谐振点时,输出功率会大幅下降。
PT resonance occurs in the neutral point ungrounded system of electric distribution network frequently. The root cause of PT resonance is the nonlinear characteristics of the electromagnetic voltage transformer. PT谐振大多数发生在中性点不直接接地的配电网中,由电磁式电压互感器饱和引起,电磁式电压互感器的非线性特性是铁磁谐振产生的根源。