谐振条件

在考虑滤波器基本谐振条件之外，还结合滤波器的成本、无功补偿和滤波效果的实际分别提出了各自的适应度函数。

Besides of basic resonance condition , each adaptable function is given of investment , the capacity of reactive power compensation and the harmonic distortion of PPF .

就合空载变压器引起的铁磁谐振问题，探讨其等值回路、基本方程、谐振条件、谐振能量和分析方法。

This paper presents an analysis of high frequency resonance caused by switching on the unload transformers , including its equivalent circuit , basic equation , resonance condition , origin of harmonic energy and its analytical methods .

此外，也详细介绍了阶梯阻抗谐振器（SIR）的原理、基本结构、谐振条件和寄生通带设计方法。

In addition , also it in detail discusses the SIR principle , basic structure , the resonance conditions and spurious band design method .

光学中的Fabry-Perot谐振器对电磁波的传播具有选频作用，满足谐振条件的电磁波在穿透谐振腔后能够同相叠加，将该结构应用于天线系统中能够明显提高天线的增益。

The Fabry-Perot resonator used in the optical domain has frequency selection function on the propagation of electromagnetic waves , adopt this structure to the antenna system can significantly increase the gain of the antenna .

导体内谐振条件下散射特性分析

Analysis of EM scattering at interior resonance

光子晶体光纤光栅模式截止与高阶模的谐振条件

The Modal Cutoff Properties and Exciting Conditions of Higher Order Resonant Modes for Ge-doped Photonic Crystal Fiber Bragg Grating

对这种参量下变频器作了小信号分析，导出了变频器的增益条件，稳定工作条件及谐振条件。四频率参量下变频器可以稳定地、有增益地下变频工作。

A small signal analysis is conducted , giving the conditions for conversion gain , for stable operation and for resonance .

谐振条件给出了实现这种新型参量下变频器对网络参数及非线性元件的要求。

The resonant conditions define the requirements for the circuits and nonlinear elements in the realization of the new down converter .

根据横向谐振条件，建立了传输线的传播常数与谐振状态下的短路面之间距离的关系。

The dominant mode propagation constant of a transmission line is related to the distance be-tween shorting planes through the resonant condition .

接着，对于单相分闸和空线不对称切合两种情况，推导出了谐振条件的普遍适用的数学模型；

Then , the mathematical models of resonance conditions which are universally applicable are derived for the cases of single-phase opening of operating , lines and of asymmetrical switching of no-loaded lines .

该方案给出了平面引力波通过同时存在高斯束和匀强静磁场背景区域的扰动解，并发现在同步谐振条件下可望得到可供观测的扰动光子流。

Such a scheme says that the resonance would occur when Gaussian beam , uniform static magnetic field and GWs exist in the same area and give detectable signal photon fluxes due to GWs .

并给出了典型搭接系统的等效电路图，分析其产生谐振的条件。

The equivalent circuit of a bonding system at RF and its resonant conditions are also discussed .

通过假定铁氧体柱壁外的场为衰减的，而使用谐振阻抗条件进行设计。

Based on the assumption that the fields outside the ferrite cylindrical wall to be decaying ones , resonance impedance conditions is used to design the ferrites .

通过此系数矩阵可以计算直流侧基频、交流侧二次谐波等效阻抗，进一步确定发生互补谐振的条件。

By use of this matrix , both DC-side fundamental-frequency impedance and AC-side 2nd-harmonic impedance can be calculated , the condition of complementary resonance can also be determined .

由于不受谐振产生条件的限制，气氧和煤油的流量可以在较大的范围内选择，生成点火火炬的温度范围也很宽，富燃点火炬更具工程应用价值。

Since the flux of kerosene and oxygen and the temperature of ignition torch can be varied in a wide range , the kerosene / oxygen ignitor satisfies various ignition requirements of liquid rocket engines .

因此，本论文对电磁阀试验台主测试管路的动态特性进行研究，运用阻抗分析法分析主测试管路发生谐振的条件以及该管路在频率域内的压力传递特性。

So the dynamic characteristic of main test pipeline in solenoid valve test-bed was studied , and the impedance was applied to research the conduction of resonance and the characteristic of pressure dissemination in frequency domain .

并给出了在光子晶体光纤光栅中激发高阶谐振的条件：相位匹配条件、光栅区的电场交迭和关系不等式VPCF>π。

The results also indicated that , besides phase matching condition and the electric field overlapping with grating region , the inequation , VPCF > π, also should be fulfilled for the higher order resonant modes being excited in Ge-doped PCF .

本文介绍了LRC串联谐振、谐振条件、谐振频率、通频带宽度，并且推导了通频带宽度与Q值的关系。

The paper introduces the LRC series connection resonance , requirements of resonance , the frequency of resonance and the length of acceptable frequency band .

统一表述谐振腔共振条件的一个公式

A unified expression for oscillation frequency of optical resonance cavities

另一种是引入法-珀腔模型分析，利用激光谐振腔稳定条件计算有光反馈时的理论公式。

Another is introduction F-P cavity model , use of laser resonator stability conditions when calculating the theoretical formula of bright feedback .

对气柱谐振机理、条件、有关因素对谐振激励频率的影响及谐振状态下管内振荡流特性进行了探讨。

The mechanism and condition of gas column resonance , the influences of some factors on resonant frequencies , and the resonant features were investigated .

根除办法是改变系统的对地电容，改善电压互感器的特性，破坏谐振的产生条件；

The method to eliminate it is reforming the system 's capacitance to ground , improving factors of voltage transformer , destroying the condition that causing resonance ;

谐振腔稳定条件、光束传输等参数可以通过数据表格、文本、图形显示或以文件的方式输出。

Cavity parameters such as stability condition , beam waist radius , beam waist position , beam radius at any position can displayed or output in certain file formats .

在系统谐振的必要条件基础上，本文运用准线性理论得到了系统谐振稳定的充分条件，并提出了评价系统稳定性好坏的性能指标。

Based on the prerequisite of system resonance , this thesis obtains the sufficient condition of system stability using quasi-linear theory and brings forward the criterions of the system stability .

本文采用杨氏实验的方法，在不同的谐振腔Q值条件下测量了XeCl激光的空间相干性，认为放大自发辐射（ASE）是影响XeCl激光空间相干性的重要因素。

In this article , the space coherence of XeCl laser is measured with various cavity Q using Young 's experiment . It shows than the amplified spontaneous emission ( ASE ) is the important factor which affects the space coherence of XeCl lasers .

双谐振参量振荡阈值条件的一般理论

A General Theory of the Threshold Condition of Double Resonance Parametric Oscillation

波导管与谐振腔的边界条件

The boundary condition of waveguides and cavity resonators

本文首先分析谐振腔的稳定条件，得到了谐振腔的稳区范围。

This paper analysis the stable conditions of resonator firstly and gets the stable area of resonator .

同时，探讨了零电流开关应用于开关电源中的特点与谐振参数的限制条件。

Mean while , the characteristics of its application and some restriction of the resonant parameter are discussed .

测量了多种结构的硅梁及氮化硅梁谐振频率与激励条件，外加压力以及环境温度等的关系。

The relationships of the resonant frequencies with excitation conditions , applied pressures and environmental temperatures for several structures are measured by these systems .