并且指出正确设计电源外特性，是获得较强电弧穿透力的途径。
Obtaining the way of power source of the strong arc force was clearly shown.
分析了PI控制算法、电源外特性控制算法、送丝速度控制算法，以及控制程序的优化设计。
The paper analyzes the control algorithm of PI, external characteristic of power source and the feeding speed.
建立了软开关逆变弧焊电源的传递函数，设计了电源外特性控制电路，得到了较理想的电源外特性。
The transition function of soft switching inverter arc power is developed. The control circuit of outer character of the power is designed as well. And an ideal outer character is obtained.
建立了软开关逆变弧焊电源的传递函数，设计了电源外特性控制电路，得到了较理想的电源外特性。
The transition function of soft switching inverter arc power is developed. The control circuit of outer character of the power is designed as well.
介绍了模糊自适应PID控制器的基本原理，建立了TIG逆变电源外特性控制的模糊自适应pid算法。
In this paper, the basic principle of fuzzy adaptive PID controller is stated and a fuzzy adaptive PID algorithm based on static characteristics control in TIG welding power inverter is built up.
它的优良的滤波特性除用于通讯系统外，特别适于在生物电信号处理中滤除由电源引起的干扰。
Its superior filtering characteristics can be used in communications system. Especially in bioelectrical signal processing, it can be used to filter the disturbance caused by power supply.
采用PI算法，实现电源恒流外特性控制。
The constant current generator characteristic of source is realized by proportional integral (PI) algorithm.
研究了一种新型的水下焊接系统。系统中弧焊电源输出阶梯型的外特性，送丝系统采用脉动送丝方式。
A new type of underwater welding system is studied, which includes an oscillating wire feed system and a welding power source with staircase external characteristic.
最后利用该变换器研制出一最大输出为120a的弧焊电源，并给出了试验波形和电源的实测外特性波形。
At last, the arc-welding (which maxi output is 120a) by use of this converter is researched, and the experimental results and exterior character are also included in this paper.
在单片机控制下，脉动送丝波形与外特性同步调控。在停止送丝阶段，单片机令电源输出电压为峰值，焊丝在此电压下返烧并形成熔滴。
The output waveform of the oscillating wire feed system and the external characteristic are controlled and adjusted by a single-chip microcomputer (SCM) synchronously.
在单片机控制下，脉动送丝波形与外特性同步调控。在停止送丝阶段，单片机令电源输出电压为峰值，焊丝在此电压下返烧并形成熔滴。
The output waveform of the oscillating wire feed system and the external characteristic are controlled and adjusted by a single-chip microcomputer (SCM) synchronously.
应用推荐