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成彩琴
chengcaiqin
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樓主  發(fā)表于: 2014-10-11 11:24
請教一下大家，電容器用接觸器控制好還是用可控硅控制好，幫我們公司做的電容柜說(shuō)是因為車(chē)間短時(shí)工作的車(chē)床和中頻淬火需要快速響應補償，現在的顧慮是可控硅正常運行時(shí)會(huì )不會(huì )容易壞。維護不方便。另機床中頻變頻器用的多的話(huà)，是不是加了電抗器能改善用電質(zhì)量，其他的電氣配件不容易壞。
lnsyzbw
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1樓  發(fā)表于: 2014-10-11 21:48
建議使用可控硅的，很成熟的技術(shù)和器件，噪音小、故障率低、使用壽命長(cháng)；使用變頻器會(huì )改善功率因數。

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