中高压开关用Cu基触头材料研究进展

Research Progress in Cu-based Contact Materials for Medium and High Voltage Switches

综述了Cu基电触头材料的研究进展,介绍和分析了中高压开关用铜基触头材料的发展过程与种类,重点介绍了Cu-Cr、CuW以及Cu-氧化物触头,并进一步对其制备工艺进行分析,比较不同研究方法的优缺点。最后提出了表面改性处理和多组元微合金化是目前我国铜基触头材料和制备工艺的发展方向。

The research progress in Cu-based electrical contact materials was reviewed,and the development process and classification of Cu-based contact materials for medium and high-voltage vacuum switches were introduced and analyzed,focusing on Cu-Cr,Cu-W,and Cu-oxide contacts.The preparation process was further analyzed,and the advantages and disadvantages of different research methods were compared.Finally,it is concluded that the surface modification treatment and multi-component microalloying are regarded as development direction of Cu-based contact materials and preparation process.