焊接自动控制装置采用微机实现焊接过程控制，完成引弧、焊接、熄弧控制及弧压自动调节和焊缝自动跟踪。
Welding control device adopts microcomputer for process control, arc striking, welding, arc extinguishing control, auto arc voltage control and auto tracking of welding seams.
在多种参数下，通过调节弧压、进气量等观察了其对弧流的影响。
The influences on the beam current are observed by adjusting arc voltage and gas injection at different cases.
本文结合我院研制的旋转电极制粉炉，提出了弧压-功率复合控制自耗电极位置的方案。
In this paper an arc voltage-power compound control system was proposed for developing a vacuum spinning consumable electrode powder making furnace.
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