sample circuit

The design of real-time power quality analyzer based on DSP and CPLD is dis-cussed in this paper. The application of CPLD in the optimizing design of the sampling control circuit is analysed in detail, and the non-synchronization sample data's isochronous algorithm is put forward.

提出了基于CPLD和DSP构架的实时电能质量分析仪的设计，着重讨论了CPLD在实时电能质量分析仪采样控制电路优化设计中的应用，并讨论了非同步采样的同步化算法。

Both the data sample test and BCU analog circuit soft fault diagnosis test had proved the effectiveness and superiority.

数据样本测试和制动控制单元模拟电路容差软故障诊断试验证明了该方法的有效性和优越性。

On the base of the popular sample circuit, an instrument can execute different functions by reworking the software.

在通用的采集电路的基础上，通过修改软件，可以实现不同仪器功能。

The error includes two sides, one is the calculation error about Wheatstone bridge circuit, and another is the effect of the sharp pulse producing when test current is loaded on the sample.

系统误差分析分为两个方面，一是与惠斯顿电桥电路有关的计算误差；二是测试电流脉冲加载时出现的尖脉冲引起的误差。

The average delay time per gate of the sample circuit is typically 2 ns.

样品电路的门平均延时的典型值为2ns。

To investigate the performance characteristics of these fins, 9 single row finned tube heat exchangers sample were tested in a suction opened circuit thermal wind tunnel for a number of geometers.

为了考察这类翅片的性能特征，对9种不同几何参数的单排肋管式换热器样件在吸风式直流热风洞内进行了实验。

Finally, breaking experiments of the sample DC-CB' are done on LC oscillatory circuit in our lab, and the largest test current reaches 20 kA.

最后，本研究利用LC振荡回路模拟直流短路故障，对新型直流断路器样机进行了开断实验，最大实验电流达到20kA。

This paper describes a light, temperature and speed adjusting DDC system which is composed of MCS-48 series computer, sample-and-hold circuit. In this DDC system PID algorithm is used as the controlling algorithm.

本文主要介绍用mcs-48系列单片机，配以采样保持、A/D、D/A转换和模拟输出驱动板，并采用PID算法进行调节，构成直接数字控制DDC调光、调温、调速系统。

Based on the use of merging zone circuit and simulating a series of standard solution of uranium in organic phase, uranium in unknown organic phase sample was determined by flow injection spectrophotometry.

使用流动注射分光光度法，以合并带流路模拟有机相铀标准系列溶液，从而求出未知有机相样品的铀含量。

The method measuring electrical parameters is based on AC sample technology, the FFT way is used in software design, so the design of circuit, the function and the accuracy is fully improved.

三相电测量采用交流采样技术，软件算法采用快速傅里叶变换FFT，全面克服了以前的三相电参数测量方法普遍存在的实现电路复杂以及在功能和精度上的不足。

A Sample Circuit for Improving the Properties of Gas Sensor

一种能改善气敏元件性能的取样电路

This AGC system adopts a VGA structure with CMFB and a peak-detect circuit having sample and hold function, and constructs a new-style exponential control circuit.

AGC环路中，采用了带共模反馈的VGA结构，包含一个改进的具有采样保持功能的峰值检测电路，并构造了一种新型的指数控制电路。