搜索 - 科创

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变压器为磁粉探伤机拆下，输出电流很大探伤机电流表显示最大400A，电压3v ，次级紫铜条缠绕10圈一边5圈。输出是两根黄铜条，点焊头是紫铜棒，实际就是点焊机用的点焊头。

1.严重高温：散热器还没发热铜板就发热冒烟了不知道是什么地方短路了？2.无加热铜管时能听见吱吱声，加上铜管就没声音了。3.V电压下：变压器到整流快电流17A，整流快到线路板17A，负载电流17A。

铜可以考虑氨水或者硅藻土和油脂的混合物机械摩擦除去铜绿铁的话...其实单纯机械摩擦也可以解决问题的...而且不用担心腐蚀..做好防尘就可以了

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