With the increasing of rapid agitate strength, coagulant residue and filter impedance index STI of the precipitated water would improve more remarkably than turbidity.
并且伴随快速搅拌强度的增大,与沉后水浊度相比,混凝剂残余量及过滤阻抗系数改善更加显著。
The active filter acts as an infinite impedance to the external for the fundamental frequency and as a low resistor for harmonic frequencies.
对外电路而言,在基波频率下有源滤波器被控制为无限大阻抗,在谐波频率下被控制为小电阻。
On the basis of active power filter linear shunt transformer harmonic impedance control, a novel principle for high voltage alternate power distribution systems is proposed.
针对高压交流配电系统,提出一种基于线性并联变压器谐波阻抗控制的并联型有源电力滤波器新原理。
The variable impedance scaling method for design of SCN has been improved in the Paper, the resulting is that the analogue filter can be realized by Passive SCN.
改进了目前采用的开关电容网络阻抗标度设计法,使模拟滤波器可以用无源开关电容网络完成。
Applying feedforward control of harmonic voltage to hybrid active power filter of finite harmonic impedance can restrain line harmonic voltage.
有限阻抗型混合有源电力滤波器中应用电压谐波前馈控制,能加强对网侧电压的谐波抑制。
A novel shunt hybrid active power filter based on controllable impedance is proposed.
提出一种新型的基于阻抗可控的并联混合型有源电力滤波器。
First, the paper researches impedance character of LC passive filter and the influence for reactive power. And deduces parameters of LC passive filter.
论文首先研究了LC无源滤波器的阻抗特性和对无功补偿的影响,并推导了LC无源滤波器参数的选取计算方法。
Then the design methods of the parallel coupling SIR band-pass filter has been discussed, and analysed the different characteristic of the SIR resonator with the different impedance rate.
之后,用SIR的原理讨论了平行耦合带通sir滤波器的设计方法,并分析了不同阻抗比的SIR滤波器之间特性。
This paper presents a novel synthesis method of dual-band bandpass filter composed of both defected stepped impedance resonator DSER.
该文提出一种混合采用微带阶梯阻抗谐振器和缺陷阶梯阻抗谐振器的新型双通带滤波器设计方法。
This filter is composed of three stepped-impedance resonators(SIRs), and can decrease the length of resonator effectively.
该滤波器采用阶跃阻抗谐振器(SIR)作为谐振单元,可以有效缩短谐振器长度。
A proper integral filter is designed to parallel with the Fourier system Thus the influence of DC offset on impedance calculation is cancelled.
傅里叶系统并联一个适当的积分滤波器以后可以消除非周期分量对阻抗计算的影响。
The presented criteria utilize the dynamic negative incremental impedance of the CPL to place design constraints on the filter parameters and thus prevent instabilities.
该判据是在考虑恒功率负载负阻抗大小的基础上,给出了滤波器元件参数的约束条件。
Based on transmission line theory and extraction method of active impedance of waveguide slot, a simplified computation method for the leaky-wall ridge waveguide filter is presented in this paper.
基于传输线理论和波导裂缝有源阻抗提取方法,提出了一种脊波导漏壁式滤波器的简化算法。
The elliptic-function filter using hairpin stepped impedance has such advantages as compact structure, low insertion loss, broad-stopband and high steep.
应用发夹线高低阻抗线设计的椭圆函数滤波器具有体积小、插损低、宽阻带、高陡峭度的显著优点。
In this thesis, the related theories and technologies of the step-impedance dual-band bandpass filter are studied mainly, with an emphasis on the synthesis and design of this filter.
本文以阶梯阻抗双频带通滤波器的综合与设计为主,并研究了与之相关的理论和技术。
Several new topologies of the HAPF system are proposed which come from the study on impedance-frequency characteristic of the passive filter of HAPF system.
文章从滤波器阻抗频率特性的角度出发,提出了几种具有广阔应用前景的新型混合有源滤波器拓扑。
The structure and theory of Stepped Impedance Resonator (SIR) is proposed in this paper. A SIR band - pass filter is simulated and optimized by microwave CAD software.
介绍了阶跃阻抗谐振器(SIR)的结构和原理,在此基础上用微波cad工具仿真优化了SIR微带发卡带通滤波器。
Optimal design for input filter parameters in the system is accomplished to obtain the minimization of peak output impedance, and the design process is discussed in detail.
依据输入滤波器输出阻抗极大值最小原则对基于阻尼补偿的直流发电机带恒功率负载系统输入滤波器参数进行了最优设计,给出了设计方法和流程。
This paper concentrates on conductive EMI noise Diagnosis and impedance matching of EMI filter Design. Experiments show that discrimination network is effect...
通过实例证明,传导性电磁干扰噪声分离网络能对共模和差模噪声进行有效地诊断,为正确选用抑制噪声的EMI滤波器提供依据。
A filter media for an active field polarized media air cleaner comprises two layers of dielectric material, and a high-impedance permeable net is sandwiched in the low-impedance dielectric layer.
一种用于有效场极化介质空气净化器的过滤介质,包括两层介电材料,并且在低阻抗的该介电层之间夹设有高阻抗的透气网。
Stepped Impedance Resonators (SIR) taken as basic resonator unit of coaxial filters, a kind of generalized Chebyshev coaxial-cavity filter through cross coupling is designed.
利用阶跃阻抗谐振器SIR作为同轴腔滤波器的基本谐振单元,设计了一个利用交叉耦合来实现广义切比雪夫函数的同轴腔体滤波器。
Stepped Impedance Resonators (SIR) taken as basic resonator unit of coaxial filters, a kind of generalized Chebyshev coaxial-cavity filter through cross coupling is designed.
利用阶跃阻抗谐振器SIR作为同轴腔滤波器的基本谐振单元,设计了一个利用交叉耦合来实现广义切比雪夫函数的同轴腔体滤波器。
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