voltage of automatic frequency control 自动频率控制电压
optimal voltage frequency control 最优压频控制
variable voltage and frequency control 变压变频协调控制
high voltage frequency control technology 高压变频调速技术
voltage-frequency ration control 压频比控制
frequency-voltage emergency control 频率电压紧急控制
Fuzzy control tests of arc voltage and short-circuit frequency are conducted to improve welding quality.
采用模糊控制技术，实现了电弧电压或短路频率的控制，提高了焊接质量。
Taking MIG welding as example, under each control modes, the welding parameters such as the welding current, welding voltage, pulse frequency, etc.
以铝合金MIG焊为例，在每种脉冲模式下，分别改善焊接电流、焊接电压、脉冲频率、占空比等参数进行焊接并采集输出电流波形。
It is suitable for control weak voltage current signal in the frequency converter control loop.
主要用于变频器控制回路中微弱电压、电流信号的控制。
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