具有焊接电流反馈控制电路及焊接电压反馈控制电路。
It has the welding current feedback circuit and the welding voltage feedback circuit.
控制系统具有手动、半自动、全自动等工作方式，可自动补偿网压波动对焊接电流的影响。
The controlling system has many work patterns, such as manual, semiautomatic, and automatic, and can compensate for the effect of voltage fluctuation to welding current.
该控制系统采用闭环结构，焊接电流、电弧电压为反馈量。
Closed loop structure is adopted in this control system, the current and voltage of welding is used as feedback quantity.
用控制可控硅导通角来控制焊接电流的输出。
Controlling the conduct Angle of the silicon symmetric switch controls the output of the electric current for spot welding.
参数控制包括焊接电流，焊接速度，送丝速度，保护气。
Parameter controls for welding current, travel speed, wire speed and shielding gas.
单片机对焊接电流、电弧电压、电流给定、脉冲周期、占空比、基值电流、收弧电流衰减时间、前气和后气时间等焊接参数进行采样、计算和控制。
The welding current, arc voltage, preset current, the period and ratio of pulse, base current, down slope time, gas pre and post flow time are sampled, calculated and controlled by microprocessor.
以焊接电流为控制量，可以根据此控制作用表对焊缝熔宽进行实时控制。
Based on these fuzzy control forms, weld pool width is easily controlled by adjusting welding current.
在焊接过程中，对电弧电压、焊接电流、焊接速度实现闭环控制。
The loop circuit controlling of current, voltage and speed of welding can be realized in welding process.
焊接电流与电压的准确测量对精密控制逆变电阻点焊电源和保证焊接质量至关重要。
The accurate measurement of welding current and voltage is very important to the exact control of resistance spot welding inverter and welding quality.
同时配备缝焊控制器，对焊接时间，间歇时间，焊接电流能精确的设定和控制。
Equipped with welding controller, the welder has precise control and setting functions for the welding time and intervals and welding current energy.
系统通过具有修正因子自寻优功能的自组织模糊控制器维持所选定的焊接电流不变。
With the self organizing fuzzy unit of self optimizing adjustment factor, the system can keep the current stable, which is set initially by the welding operator.
试验结果表明，焊接电流调节范围宽。电流控制精确。
Experiments show that the welding current can be adjusted in a wide range and controlled precisely with this system.
对焊接电流进行反馈恒流控制，自动补偿网压波动、二次回路感抗变化对焊接电流的影响；
The variety of current can be automatic compensated caused by undulating of voltage & secondary loop inductive reactance.
论述了一种电流波形控制的逆变co2焊接电源，包括电流波形控制方案、系统构成等。
CO2 welding inverter with waveform control was expounded, in which the current waveform control scheme and the structure of the system were introduced.
通过试验证明，严格控制焊接电流和离子气流量，可以对焊缝成形进行有效控制。
Through experimental measuremnet, the optimum current and gas flow rate for strictly controlling the bead forming process are found out.
该控制系统采用光纤光电传感器检测焊接过程中焊缝的实时熔池深度，并据此调节脉冲焊接电流宽度。
A fibre-optoelectrical sensor is used for detecting realtime depth of weldpool during welding process and pulse current duration is adjusted dependent on the detect depth of weldpool.
焊接电流采取闭环控制，所以能保证每次焊接电流都一致。
The welding current is controlled in a closed loop to ensure that the current value will be the same at each time.
该系统根据CO2焊短路过渡特点，对焊接电流进行较为精确的控制，并给出了该系统实际施焊时的电流电压波形。
According to the character of short-circuit transfer, the welding current was accurately controlled by this system, and the real welding voltage and current waveform was given.
该系统根据CO2焊短路过渡特点，对焊接电流进行较为精确的控制，并给出了该系统实际施焊时的电流电压波形。
According to the character of short-circuit transfer, the welding current was accurately controlled by this system, and the real welding voltage and current waveform was given.
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