机构地区: 广东轻工职业技术学院
出 处: 《微型机与应用》 2010年第11期91-92,95,共3页
摘 要: 介绍了一种利用DSP对电阻焊焊接电流进行在线检测的系统,主要包括硬件设计、电流检测软件、LCD和按键软件设计。本系统通过温度和初值补偿设计,提高了检测准确度。试验结果表明,系统最大检测误差为0.67%。 The paper introduces an online current measuring system of spot welding, which is designed with DSP; and hardware design, current measuring soft, keyboard-LCD soft design are introduced, The measuring precision is increased by temperature and initial value eompensation. The experimental results show the maximal measuring error of eurrent is 0.67%.