The results demonstrate that the design can realize the test signal receiving and sending real time, improve test efficiency and reliability of instrument running. 结果表明,该设计能实现测试信号的实时收发功能,提高测试效率和设备运行可靠性。
Wavelet analysis provided more diagnostic information about bolt anchorage quality and was more suitable for the identification of dynamic test signal for bolt anchorage system with impairments. 小波分析提供了更多关于锚杆锚固质量的特征信息,更适合于处理锚杆系统有损伤情况下动测波形的识别。
With a test signal, this paper introduced three methods on threshold denoising: force threshold, default threshold and given threshold. 结合某测试信号,介绍了阈值消噪的三种方法:强制阈值、默认阈值和给定阈值。
How to test signal processor systematically and completely is very important. 怎样全面系统测试信号处理机,是我们关心的问题。
A conventional test signal simulating sound& Programme signals for measuring interference in other channels GB/T17148-1997模拟声音节目信号的常规测试信号用于测量节目信道间的干扰
Test Signal Design for High/ Low Pass Multivariable System Identification 高/低通复合多通道系统辨识的测试信号设计
A colored test signal design method based on three essential factors 一种基于三要素的彩色测试信号设计方法
By using test signal method, the sub-synchronous electrical damping characteristics of a generator and the impacts of the designed SEDC on the generators electrical damping are analyzed. 采用测试信号法,通过计算发电机组的次同步电气阻尼特性,分析所设计的SEDC对发电机组次同步振荡的抑制效果。
Continuous test signal controller 连续试验信号控制器
Vertical interval test signal frame time base 帧扫描期插入测试信号
Online monitoring of power system test signal contains a lot of background noise, not easy to detect. 电力系统在线监测中的检测信号含有大量的背景噪声,不便于检测。
TV insertion test signal generator 电视插入信号发生器
Realistic device characteristics can be analyzed under actual operating conditions by varying the test frequency, test signal level, and dc bias. 切合实际器件特性可以分析根据实际营运情况,由不同检测频率,测试信号水平和直流偏置。
Chapter 2 introduces a method based on the test signal method to design TCSC power oscillation damping ( POD) controller. This method can overcome some disadvantages of the eigenvalue analysis method and has been proved to be effective by time domain simulation. 提出一种基于测试信号法的TCSC功率振荡阻尼(POD)控制器设计方法,克服了特征值分析法的一些不足,并用时域仿真证明这个方法的有效性。
In this paper, a solution based on FPGA to test signal generator for HDTV monitor is presented. 本文提出了一种基于FPGA的HDTV显示器测试信号发生器的方案。
The method to produce a new kind of test signal is discussed in this paper. 本文介绍了一种新型实验信号的产生方法。
Calculating the excitation phase-frequency characteristic of the generators in Zhejiang based on the test signal method. 基于测试信号法计算浙江省机组励磁系统相位滞后特性;
Testing mechanism of the sensor is researched and the relation between test signal and tension is deduced. 文中研究了索张力传感器的测试机理,导出了传感器测力信号与索张力的关系。
Using the test signal method, a detailed analysis of subsynchronous oscillation for a HVDC system is performed. 对一个仅含有直流输电线路的系统,采用复转矩系数&测试信号法,对其次同步振荡特性进行了分析。
Developing the new method of PID tuning using SOl and PRBS test signal. 开发了以PRBS作为回路测试信号,使用SOI方法进行PID回路优化与IMC&PID回路优化的新方法。
A method suitable for non-linear and non-stationary signal is proposed to process the ultrasonic test signal. 引入一种新的处理非线性、非平稳信号的经验模式分解法(EMD)来处理超声检测信号。
Electric power cable test is an important work in electrical equipment troubleshooting. Firstly, correlation principle to travelling wave fault location of cable is summarized, simulation of cable fault test method is carried out and the change law of fault test signal is analyzed. 电力电缆测试是电气设备故障检修中的一项重要工作,首先总结了电缆行波测距法的相关原理,并通过EMTP软件对电缆故障测试方法进行仿真,分析了相应故障测试信号的变化规律。
It can be used to evaluate and test signal processing method and sonar systems. 本文对水声信道的模拟结果可以广泛应用于声纳系统中,对信号处理方法和声纳系统进行快速有效的评估和测试。
In the process of evaluating uncertain signal processing in electronics information system, the selection of standard test signal is the key. This introduces the reasons and basis in selecting standard test signal. 在针对电子信息系统中的非确定性信号处理评估中,标准测试信号的选取是关键,本文介绍了标准测试信号选取的理由和依据。
A control system was established based on a set of AVR microcontroller to receive and test signal, some of the small circuit module can also be used for other applications. 在完成信号接收与检测的过程中,通过AVR单片机建立了一套控制系统,其中设计的一些电路模块,同样能够用于其他应用场合。
The main research contents are as follows: 1. In order to analyze the masking properties which movement parameters put on the visual perception, we design a kind of video test signal according to the signal amplitude, frequency and the movement parameters. 主要研究内容有:1.为了分析运动参数对视觉感受的掩蔽特性,依据信号幅度、频率和运动参数,设计了一种视频测试信号。
Secondly, the problem of threshold determination in wavelet threshold de-noising of the test signal is discussed, the de-noising effect of different threshold is compared and a threshold calculation method based on the intersection point of SNR and RMSE proportion curves is proposed. 然后讨论测试信号小波阈值消噪法中阈值的确定问题,对比了不同阈值的消噪效果,并提出了SNR和RMSE比例曲线交点的阈值计算方法。
The feasibility and the computation of the test signal and the identification accuracy are discussed and compared. 对辨识精度、测试信号施加的可行性、运算量等指标进行了讨论与比较。
We analyze the test signal, and developed a reasonable data acquisition system. 通过对测试信号的分析,研制出合理的数据采集系统。
The test signal output is analysis for its accuracy, spurious and noise. 针对测试的信号输出,作者对信号的精确度、杂散、噪声进行了分析,并在探讨影响测量精度的原因后进行了适当的电路改进。