一种用于铝电解区域浓度跟踪控制系统中的微电压采集单元的设计及应用  

Design and application of a micro-voltage acquisition unit forconcentration tracking control system in aluminum electrolysis area

作　　者：赵鑫[1] Zhao Xin(Shenyang Aluminum&Magnesium Engineering&Research Institute Co.,Ltd.,Shenyang 110001,China)

机构地区：[1]沈阳铝镁设计研究院有限公司,辽宁沈阳110001

出　　处：《轻金属》2024年第9期57-61,共5页Light Metals

摘　　要：本文针对用于铝电解区域浓度跟踪控制系统中的微电压采集单元的设计进行了阐述,其中详细描述了系统的整体设计构架以及微电压采集单元采集、隔离、放大、调零等各部分的设计原理及相关参数。同时,对其在铝电解区域浓度跟踪控制系统中的关键作用进行了阐述,其作为铝电解区域浓度跟踪控制系统的重要信号感知终端,是系统的整体精准性、稳定性的基石。In this paper,the design of micro-voltage acquisition unit used in aluminum electrolysis area concentration tracking control system is expounded,in which the overall design framework of the system,the design principle and related parameters of micro-voltage acquisition unit acquisition,isolation,amplification and zero adjustment are described in detail.At the same time,its key role in the concentration tracking control system of aluminum electrolysis area is expounded.As an important signal sensing terminal in the concentration tracking control system in aluminum electrolysis area,it is the cornerstone of the overall accuracy and stability of the system.

关 键 词：铝电解 区域浓度跟踪 微电压采集 信号放大 噪声干扰 自动调零 偏置电源 

分 类 号：TF821[冶金工程—有色金属冶金]