研制了PS3谐波测试仪的数据接口，给出了电力滤波器的一般设计方法。
The paper also developed the data interface of PS3 harmonic analysis instrument and gave the design method of power filters.
这是主要的原因，我选择谐波失真测试扫荡。
This is the primary reason I choose sweeps for harmonic distortion testing.
本文提出利用微机技术构造一种在线实时监视和测量电网、电源客观存在的谐波电压和浪涌电压的智能测试仪。
This paper presents an intelligence test set built by microcomputer technics to monitor and measure the harmonic and surge voltages in the power network and source, on-line and with a real time.
本文根据测试数据对绥中北牵引变电所谐波电压问题进行分析。
Based on the test data of Suizhongbei electric traction substation, this paper analyzes the harmonic voltage problem.
本文首先介绍了介质损耗测试的原理并对现有的介质损耗测量技术进行了分析对比，以谐波分析法作为基于SOPC技术的设计方案的理论基础。
The design of dielectric loss test system based on SOPC is carried out in the paper, according to the analysis of existing systems and the development and application of SOPC.
实验证明，该设计结构简单，频率稳定度高，谐波分量少，可靠性好，满足测试要求。
Experiments prove that the design has the advantage of simple structure, highly stable frequency, less harmonic component, better stability, which can fulfill the test requirement.
应用该测量系统测试高压电网中的谐波，可以避免因高压电网中取自电容式电压互感器（CVT）的谐波测量信号失真的问题。
The system can measure the harmonic in HV power network, and avoid the problem of harmonic measure signal distortion caused by capacity type voltage transformer (CVT).
立体声通道分离五零分贝和低谐波失真测试的调频立体声接收机。
Stereo channel separation of 50 dB and low harmonic distortion for testing FM stereo receivers.
通过对彩色电视机谐波含量的测试，分析了谐波产生的原因。推导出了谐波含量与功率因数的关系，并提出了降低谐波含量的措施。
By testing the harmonic content of colour TV set, the paper analyses the reasons for the too high harmonic content, verifies the measures for reducing the harmonic content.
本文工作旨在设计出损耗和谐波失真小的小型ADSL变压器，并对该变压器传输特性参数进行测试分析。
In this thesis, the aim is to design the ADSL transformer with low loss and harmonic distortion, and analyze the characteristic of transmission.
此方法包括幅值法和谐波法，采用这两种方法进行了压实度检测试验，拟合出了压实度值的线性回归公式。
This method including amplitude and harmonic method, using the two kinds of methods for compaction test, fitting the linear regression equation for compaction degree.
根据执行系统回转精确度测试实验，利用谐波分析原理，建立了相应的数学模型。
In this article according to the experiment of executive systems motion accuracy, the corresponding mathematical model is established by harmonic analysis principle.
频谱分析法的核心是FFT, FFT方法进行谐波分析会出现谱泄漏现象，影响失真度的测试精度。
The core of spectrum analytical method is FFT, which generally brings spectrum leakage in course of analysis, and affects the precision of distortion measurement.
结合现场调研测试，总结评估了典型非线性负载的谐波特性，并给出谐波治理的有效方案。
Based on the site investigation and testing, summary and evaluation of the harmonic characteristics of typical nonlinear loads, and the effective solutions of harmonic elimination are presented.
介绍了漫湾电厂发电机3ω定子接地保护原理、调试方法及发电机定子三次谐波电压的测试。
The principle, testing of generator stator ground protection based on the third harmonics, measurement of the third harmonics on generator stator are introduced.
根据弧焊变压器磁滞回线的测试结果，对弧焊变压器的稳态谐波电流进行计算，结果表明弧焊变压器空载谐波电流的主要成分为三次谐波。
Steady state harmonic current is calculated based on the magnetic characteristic curve of welding transformer. The results show that 3rd harmonic component is the main composition.
对空载、带载情况下变频器产生的不平衡电压和高次谐波的含量进行了测试与分析。
Reference to research status of MDT and by analyzing the special working environment of the ESP, the multi-signal are carried with motor power line.
并测试了该混合晶体的二次谐波效应；讨论了二次谐波效应与晶体结构的关系。
The powder SHG effect of the mixed crystal was measured, and the relationship between the SHG effect and the crystal struture is discussed.
根据执行系统回转精确度测试实验，利用谐波分析原理，建立了相应的数学模型。
The research of system execution model based on a new active database system model;
根据执行系统回转精确度测试实验，利用谐波分析原理，建立了相应的数学模型。
The research of system execution model based on a new active database system model;
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