以振动送丝方式向熔滴施加附加机械力(能量)来实现恒定直流mag焊稳定射滴过渡是解决钢焊丝mag焊接工艺现存问题的有效途径。
It is an effective method to solve the existent problems in MAG welding of steel by injecting mechanical force to the metal droplet.
因此它可以把“两倍于电源频率的直流电”进行“平滑化处理”，成为一个接近恒定的直流电。
Therefore it can be seen that it will "smooth" the "twice mains frequency DC" into a near constant DC voltage.
电流环软启动通过输出电流指令递增实现，电压环软启动则比较了直流侧电压指令逐步升高法、恒定电流充电法、变PI参数调节法三种策略。
Three soft start-up technique for voltage loop are compared with each other, which are the reference of DC bus voltage gradually increasing, constant charging current and different PI modulation.
PWM整流器具有功率因数高、能量可双向流动、直流电压恒定等优点。
PWM rectifiers have the characteristics of large power factor, bidirectional power flow and constant direct voltage.
目的探讨髄腔内恒定低压直流电刺激对家兔桡骨缺损的修复作用及其临床应用价值。
Objective to explore the effect of low constant direct current (LCDC) in the medullary cavity on repairing of rabbit radial defect as to evaluate its clinical value.
有源滤波器能否按其工作原理实现预期的谐波抑制效果，除了主电路设计合理之外，在很大程度上还依赖于保持直流侧电压的恒定。
Whether the hybrid active power filter could get desirable effects of harmonic suppression depends on the constancy of DC-side voltage besides the correct design of the main circuit.
通过电压闭环调节，实现了输出恒定110V直流电压的功能。
By adjusting under voltage regulation loop, it achieves the function of providing stable 110v DC output.
提出了一种以恒定电流驱动白光led的矿用直流开关电源，给矿井下的直流电机车和矿灯供电。
Presents a constant current white LED driver for mining DC switching power supply to the mine under the DC power supply locomotives and miner's lamp.
提出了一种以恒定电流驱动白光led的矿用直流开关电源，给矿井下的直流电机车和矿灯供电。
Presents a constant current white LED driver for mining DC switching power supply to the mine under the DC power supply locomotives and miner's lamp.
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