基于MS5401-BZ的蓄电池气密性检测设备的研制  

MS5401-BZ based air-leakage test instrument for accumulator case

作　　者：李琦[1] 于复生[1] 原政军[1] 郭梅静[1] 李巍[1] 

机构地区：[1]山东建筑大学机电工程学院,山东济南250101

出　　处：《山东建筑大学学报》2007年第5期467-470,共4页Journal of Shandong Jianzhu University

摘　　要：介绍了用于蓄电池气密性检测设备的气压传感MS5401-BZ及其信号调理方法,利用P89LPC938单片机进行A/D转换及数据处理,控制气缸的上下移动及蓄电池各气室的交替充、放气,应用直压检测方式及一键式工作模式,实现了蓄电池各气室泄漏状况的自动检测。应用表明,该仪器检测精度高、性能稳定可靠。An air-leakage test instrument is developed for accumulator case in this paper. The hardware of the instrument includes a chip of air pressure sensor MS5401-BZ, the measuring mechanism applied a cylinder driving reciprocating part and a chip of P89LPC938 which processing data and shifting AD. The test principle is direct measurement and one-key mode. The utilization of the instrument showed that it has specialities of good stability, simple operation and high accuracy.

关 键 词：蓄电池 气密性检测 MS5401-BZ 压力传感器 P89LPC38 

分 类 号：TH7[机械工程—仪器科学与技术]