研究了采样数据系统的故障检测问题。
The fault detection problem in sampled data systems is studied.
系统地阐述了采样数据系统的故障诊断问题，分析了其核心所在，并简要介绍了目前的主要研究结。
This paper summarizes the fault diagnosis problems in sampled data systems, points out the key to solving the problems and presents briefly the research results achieved so far.
目前，数据采集系统对采样率、分辨率和抗干扰能力的要求越来越高。
In the data acquisition system, the request of the sampling rate, distinguishability and anti-interference ability is higher.
数据采集系统的采样率(对AC信号)是十分重要的。
The sampling rate of a data acquisition system (for ac signals) is very important.
在采样数据反馈控制中，只要利用一个参数便将系统控制到非稳定平衡点。
The single parameter sampled data feedback control directs the system to unstable equilibrium point with only one parameter.
随后，详细讨论了高速数据采集系统中抖动对数据采集系统信噪比的影响和偏移对正交采样一致性所产生的影响。
Then, we discuss jitter 's influence on Signal-to-Noise Ratio of data acquisition system and skew' s influence on consistency of orthogonal sampling of high speed acquisition system in detail.
利用面向对象技术，实现工业控制系统中的数据采样、记录、维护和再现功能模块。
Using Object Oriented Technology(OOT) to implement the data sampling, recording, maintenance and reappearance function module in industry control system.
描述了一个通过学习从输入输出采样数据中提取MISO模糊规则的具有插值性能的新型模糊系统。
This article describes a new type of fuzzy system with interpolating capability to extract MISO fuzzy rules from input output sample data through learning.
选择一个合适的采样频率是保证数据采集系统可靠工作的关键。
An appropriate sampling frequency is the key of the data acquisition system reliable work.
但由于数据量大，采样率低，响应速度受到限制，使它在要求实时响应的小型系统中很难得到应用。
But the large amount of data needed to be processed limits the sampling frequency and the responding velocity, makes it not practical in real time system.
本文详细介绍电磁辐射数字化测量系统，给出了电路原理图，离散化数据高速采样方法及FFT计算方法。
This article presents a digital type electromagnetic radiation measurement system along with its schematic circuit diagram, high speed discrete data sampling method and FFT calculation methods.
提出一种基于现代数控系统计算机数据采样插补算法。
Represents a computer data sampling interpolation algorithm based on modern numerical control system.
数据采集系统触发电路、随机采样短时间产生电路、存储器地址计数器电路等相关控制电路的设计、仿真和调试；
The circuits revelent to data acquisition system such as trigger circuit, the circuit of short time generator in random sampling etc, are designed, simulated and adjusted.
系统由程控电源、测试回路、信号采样、调理电路和数据采集接口卡等部分组成。
The system is composed of programmable power, test circuit, signal sampler, signal conditioner and data acquisition card.
对采样数据进行卡尔曼滤波以提高控制的精度并且加入前馈增强系统的动态跟踪性能。
We promote the precision of control system by using Kalman filter to process the sample data and intensify the dynamic tracking properties by adding feed forward.
由于近来数字信号处理器(DSP)技术的进步，一种将过采样及抽取的概念引入数据采集系统的设计已取得成功。
Recently years, with DSP techniques further developing, it has made successes to introduce the oversampling and decimation techniques into data acquisition system.
在开环数控系统中采用数据采样法插补，可以有效提高系统性能。
Though time-slicing interpolation used in Open-loop CNC can prompt system performance effectively.
直接传输大量的采样数据需要很高的带宽，使得远程监测系统的应用受到限制。
A broad bandwidth is needed for transporting a mass of sampling data directly, and that restricts the application of the long-distant power quality detecting system.
该系统不但能实现电网数据的精确采样，还可以分析电网的各项电能质量指标，并以直观的图形显示出来。
Not only can be this system used to acquire the datum of power system accurately, but also can be used to analyze the power quality. The result of analyzing are showed by graphic interface.
研究了一类采样数据非线性系统的动态神经网络稳定自适应控制方法。
A stable adaptive control approach using dynamic neural networks has been developed for a class of multi input multi output MIMO sampled data nonlinear systems with unknown dynamic nonlinearities.
通过监测系统软件设计，实现对采样数据、波形和图形进行实时屏幕显示，对表面疲劳裂纹扩展进行动态监视。
The sampled data, sampled waveform and graph can be real time displayed, so that a supervision for the status of surface fatigue crack growing can be accomplished.
系统实现了时间跨度为10纳秒到100秒的10 个时间数量级的数据采样。
The system accomplished data acquisition over a 10th order time span, from 10 ns to 100 s.
因此，如何围绕着采样速率、系统精度选择器件、设计结构是能否完成高速数据采集技术指标的关键所在。
So how to choose the devices and design configuration with it is the key for whether it can complete the high speed data gathering technical specification.
针对传统超声探伤数据采集系统采样速率低、处理速度慢、实时性差的问题，设计了一种高速数据采集系统；
To resolve the problems of low sampling and management speed, bad real time performance on traditional ultrasonic testing data-acquisition systems, one new system is designed.
在系统的硬件部分，主要谈到了数据的采集，包括采样原理以及采样设备，并对外部设备与PC机通信做了简单介绍。
During the hardware part, mention data acquisition, including sampling mode and equipment, simultaneously, introduce the communication between the peripheral equipment and PC.
对提高高速数据采集系统的采样率和存储器带宽这两大技术难题提出了补救措施。
The compensating measure is put forward to solve the two technological problems of sampling and memory bandwidth enhancement of high speed data acquisition systems.
对此例高频信号进行采样的系统，就是所谓的高速数据采集系统。
The sampling system that sample this high frequency signals is a high-speed data acquisition system.
CNC系统目前有两种基本的位置控制方法：基准脉冲技术和采样数据技术。
There are two types of position control techniques being referred to as reference-pulse and sampled-data currently used in CNC system.
CNC系统目前有两种基本的位置控制方法：基准脉冲技术和采样数据技术。
There are two types of position control techniques being referred to as reference-pulse and sampled-data currently used in CNC system.
应用推荐