一种新型的蓄电池内阻测量方法的研究及实现  

Development and Implementation of New Method of Battery Impedance Measurement

作　　者：刘百芬[1] 程海林[1] 

机构地区：[1]华东交通大学电子与电气工程学院,江西南昌330013

出　　处：《仪表技术与传感器》2004年第5期49-50,共2页Instrument Technique and Sensor

摘　　要：蓄电池内阻是评估蓄电池性能的一个重要指标,测量其值具有重要意义。目前国内普遍采用四线交流法进行测量,但是对该种方法处理却相当复杂。针对这一状况,提出了基于鉴相处理技术的方法,大大简化了测量。介绍了该测量方法的原理和具体实现过程。实际情况表明:该方法简单、精度高,具有良好的实用价值和推广意义。Battery impedance is an important index of evaluating battery performance,and the measurement of it is of much important.At present,four-wire measurement is adopted,but it becomes very complex in the course of implementation.In allusion to the condition,a new method was presented to tell how to measure the battery impedance simply based on phase detector processing technology,which greatly simplifies the work load.Introduced the work principle and the process of implementation of this method.Its application results show that the method has high practice value and popularization sense because of its simplicity and high precision.

关 键 词：蓄电池 内阻 测量方法 鉴相处理 模拟乘法器 滤波 恒流源 

分 类 号：TM912[电气工程—电力电子与电力传动] TM934.1