【摘要】 通过对旧型桥吊QC2型大车电缆卷盘系统的变频进行改造,排除了大车工作过程中可能出现的松缆故障,提高了大车的工作性能与工作效率。改造后的系统在节能、使用寿命和控制性能上效果良好。更多还原

【Abstract】 The frequency conversion transformation of the cable reel system on the older bridge crane of QC2 crane is introduced in this paper.With this transformation,the possibility of loose cable in working process is ruled out and the working performance and efficiency of the bridge crane are improved.The system performs well in terms of energy saving,life span and control property after transformation.更多还原