After contrasted many usual ways of control carbon content and their characteristics,the way of measure resistance was presented.Then the carburise system controlled by PC was designed.

• 比较了几种常用的碳势控制方法的特点后,选择电阻法碳势控制方法。并设计出电阻法PC控制碳势渗碳系统的软、硬件构成及所需伺服机构。