The stability of welding process and the quality of welding seam are decisively affected by the welding current wave.
焊接电流波形对焊接过程稳定性和焊缝质量起着决定性的作用。
The accurate measurement of welding current and voltage is very important to the exact control of resistance spot welding inverter and welding quality.
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 controlling system has many work patterns, such as manual, semiautomatic, and automatic, and can compensate for the effect of voltage fluctuation to welding current.
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。
Digitized PMIG welding is playing an important role in welding field for its advantages, such as good direction transition, less splashed material, nice figure and wide welding current extent.
数字化脉冲MIG焊以其可以在很大电流范围内获得射滴过渡、轴向性好、飞溅小、适合全位置焊等众多优点，在焊接领域中占有重要一席。
Arc voltage and welding current are signal source.
以电弧电压和焊接电流为采集的信号源。
Precise digital display of preset and actual welding current.
精确数显电流预置值和实际值。
Precise digital diaplay of preset and actual welding current .
精确数显电流预置值和实际值。
Wide welding current and voltage matching range, easy to adjust, less spatters.
整机电流电压配合范围宽，容易调节，飞溅小。
Parameter controls for welding current, travel speed, wire speed and shielding gas.
参数控制包括焊接电流，焊接速度，送丝速度，保护气。
Input preloading, wave head, welding time, the pressure, welding current parameters.
输入预压、波头、焊接时间、保压、焊接电流等参数。
It has the welding current feedback circuit and the welding voltage feedback circuit.
具有焊接电流反馈控制电路及焊接电压反馈控制电路。
In order to decrease weld defect, the upper limit welding current should be adopted.
为避免夹渣的产生，在焊接P91焊口时，宜采用焊接工艺评定电流上限焊接。
The adaptive welding current adjuster based on the minimum variance theory is designed.
设计了基于最小方差调节的自适应焊接电流调节器。
Double reversed star shape, interphase reactor, flat wave output circuit, stable welding current.
双反星型，平衡电抗器及平波输出电路，焊接电流稳定。
Based on these fuzzy control forms, weld pool width is easily controlled by adjusting welding current.
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。
The welding machine is convenient for operation and the welding current can be regulated by remote control.
焊机操作方便，可远距离调节焊接电流。
The effect of welding current on pressed depth is above that of welding press and welding electrifying time.
焊接电流对压入深度的影响明显大于电极压力和焊接通电时间。
High ability in resisting public power grid voltage wave ang power grid compensation, stable welding current.
抗电网电压波动及电网补偿能力强，焊接电流稳定。
The welding current can be reduced, which produces lower electrode temperature and enhances the electrode life.
可降低焊接电流，导致较低的电极温度从而提高了电极寿命。
The welding current is controlled in a closed loop to ensure that the current value will be the same at each time.
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, welding speed and the plasma gas flow rate were the most important parameters in the ending stage.
发现焊接电流、离子气流量和焊接速度对收弧过程影响较大。
By analyzing the variation of welding current, offset information obtained in order to achieve underwater seam tracking.
通过分析焊接电流的变化规律得到偏差信息从而实现水下焊缝跟踪。
The power can output several kinds of welding current such as variable polarity square wave AC, DC and pulse current etc.
该电源可实现变极性方波交流、直流、脉冲电流等多种输出。
When welding voltage is between 21v and 24v and welding current is between 210a and 270a, better welding line can be obtained.
发现超窄间隙焊的焊接电压范围在21 ~24v，电流在210 ~ 270a能够得到较好的焊缝成形。
The effect of active flux and arc shrinking in A-TIG welding is studied through detecting arc voltage with variant welding current.
在变动焊接电流下检测电弧电压，考察a -TIG焊电弧收缩及活性剂的影响。
The design, analysis and testing of the welding current signal detecting circuit for spot welding machine are discussed in this paper.
本文主要论述点焊机焊接电流信号检测电路的设计、分析和测试。
During the course of forming the welding spot, checking and controlling spot welding current value is the key to assure the welding quality.
在焊点形成的过程中，点焊电流有效值的检测与控制是保证焊接质量的关键。
The effect of welding parameters such as welding current, welding velocity and welding voltage on A-TIG weld's depth and width has been studied.
研究了焊接电流、焊接速度及焊接电压等焊接工艺参数对A - TIG焊焊缝熔深的影响规律。
The welding machine can make compensation to the voltage of power grid and maintain the stability of welding current in cold and hot conditions.
焊机对电网电压波动进行补偿，并在焊机冷热态时都能保持焊接电流的稳定。
The effect of active flux and arc shrinking in A-TIG welding is studied through detecting arc voltage with variant welding current in this paper.
在变动焊接电流下检测电弧电压，考察a -TIG焊电弧收缩及活性剂的影响。
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