自动校零技术的研究  

A Study of the Automatic Zero Technique

作　　者：侯明亮[1] 任慧美[1] 董京娥 

机构地区：[1]莱阳农学院机电工程学院,山东青岛266109 [2]莱阳市龙祥置业有限公司

出　　处：《莱阳农学院学报》2006年第2期129-131,共3页Journal of Laiyang Agricultural College

摘　　要：以锻压机械生产过程状态监控系统为例,从基本的自动校零电路出发,研究了影响自动校零电路漂移率的因素,对基本的自动校零电路作了改进,并就各元件的选择作了进一步深入的研究。降低了系统误差,提高了特征信号的检测精度。Taken the state monitoring system for forging ence factor is studied for the drift rate of the automatic machinery during producing process as example, the influzero circuit. The automatic zero circuit is improved. The components for the circuit is further studied and selected. The system error is reduced and the monitoring precision is further increased.

关 键 词：锻压机械 自动校零电路 系统误差 漂移率 

分 类 号：TM930.111[电气工程—电力电子与电力传动]