高帧频二维数字图像数据采集速率控制系统设计

Design of High Frame Rate Two Dimensional Digital Image Data Acquisition Rate Control System

为解决传统数据采集速率控制系统存在的采集速率较低,采集精度较低等问题,提出高帧频二维数字图像数据采集速率控制系统设计;充分考虑数据采集速率控制需求,选用KPCI-811数据采集卡对系统硬件部分的数据采集电路和电源电路进行改进,优化软件部分的数据采集、数据过滤及数据采集效率控制功能,完成高帧频二维数字图像数据采集速率控制系统的设计;实验结果表明,较传统系统,该系统的采集耗时更少,采集速率更高,采集精度更高,满足数据采集速率控制需求。

In order to solve the problem of low acquisition rate and low acquisition accuracy in traditional data acquisition rate control system,a high frame rate two-dimensional digital image data acquisition rate control system is proposed.Considering the data acquisition rate control requirements,using KPCI-811 data acquisition card for data acquisition system hardware circuit and power supply circuit is improved,optimization of the software of data acquisition,data filtering and data acquisition efficiency control function,complete the high frame rate two-dimensional digital image data acquisition speed control system design.The experimental results show that compared with the traditional system,the system has less acquisition time,higher acquisition rate,higher acquisition accuracy,and meets the requirements of data acquisition rate control.