Mild steel welding is used in SC - 11, bulges, boiler tube with dc welding etc.
软钢SC-11焊条是用于管子、油槽、锅炉等用直流焊接。
This tungsten is used primarily for DC welding but will also show good results for AC welding.
镧钨电极主要用于直流焊接，但用于交流焊接时也表现良好。
A square-wave AC high-frequency welding power source is composed of the square-wave AC high-frequency generator and DC welding machine controlled by thyristor.
将晶闸管直流焊机与方波交流高频发生装置组合，构成方波交流高频焊接电源。
Man-made static magnetic fields are generated wherever DC currents are used, such as in electric trains or industrial processes such as aluminium production and in gas welding.
在使用直流电的地方即产生人为的静电磁场，例如在电车或诸如铝生产和气焊等工业操作程序中。
Adopting DC electric reactor with center tap can change the welding machine's dynamic characteristic conveniently.
采用带中心抽头的直流电抗器，可以方便的改变焊机动特性。
In the process of DC upset butt welding, the joint quality was strongly effected by the temperature distribution in the direction of the plate width.
板材直流电阻对焊过程中，对接端面沿板宽方向的温度分布对焊接接头的质量有很大的影响。
This paper analyses and studies the methods for measuring inductance of the iron core DC reactor of CO_2 arc welding power source.
本文对CO_2焊接电源直流铁芯电抗器电感值的测试方法进行了分析研究，指出现有的方法测试误差较大。
The control principle and software of the microcomputer controller used in DC impulse seam welding are introduced in this paper.
本文介绍了直流冲击波缝焊微机控制器的控制原理及软件系统。
This article introduces a method of arc initiation and stabilization, which is used in low current DC TIG welding, it analyzes the controlling circuit that realizes these functions.
介绍一种小电流直流tig焊中的引弧及稳弧方法，并对实现此功能的控制电路进行了详细的分析。
A displacement threshold was used to control DC upset butt welding process, and constant pressure and varied pressure tests were carried out on Q235 a steel strips.
采用位移门槛电压控制焊接过程，对Q 235 - A钢进行了变压式和等压式扁钢带直流电阻对焊试验。
The quality of aluminum_plastic composite tube is affected by plastic extrude machine, mode, welding machine of TIG AC/DC, traction engine etc. and also affected by raw material.
铝塑复合管产品质量直接受塑料挤出机、模具、交流脉冲氩孤焊机、牵引机等设备的机械性能及原材料质量的影响。
A 150a DC TIG welding machine is developed, using specially designed thyristor rectifier and IC control circuit, which is simple, reliable and of high quality.
研制了一种150a直流tig焊机，采用特殊的晶闸管主电路和集成电路控制技术，具有简单、可靠和高性能的特点。
The joint deformation of DC upset butt welding was studied by using theory of plastic deformation and rigid-viscosity plastic material model.
采用塑性变形理论和刚粘塑性材料模型研究了直流电阻对焊接头的塑性变形。
The LDC filter is introduced into a rc welding inverter power source and the voltage ripple of the DC line is decreased.
在弧焊逆变电源中采用LD C滤波电路，可以降低直流线上的电压纹波。
Graphic display of DC spot welding dynamic process is an effective way for online welding quality control.
焊接过程动态参数图形的实时显示是三相次级整流电阻焊质量在线评估的一种有效方法。
And the operation of various gas-shielded welding, ac and DC arc welding machine, stud welding machine, air plasma cutting machines and other ancillary products.
且经营各种气体保护焊机、交直流氩弧焊机、螺柱焊机、空气等离子切割机等配套产品。
In basis of analyzing the features of the conventional arc welding technology, a DC low-frequency plasma welding power with fusion penetration is selected as the heat source for metal forming.
本课题在分析常规弧焊技术特点的基础上，选取熔透式低频直流等离子弧焊电源作为成形的热源。
The experimental results show that the power source meets the requirements presented by the pulse TIG welding. DC TIG welding and manual arc welding, and is a new many functions power source.
研究结果表明，所研制的焊机可以满足脉冲tig焊、直流tig焊、手工电弧焊三种方法的焊接要求，是一种新型多功能焊机。
The inverter arc welding power source is the new power source and features high speed, small DC current ripple, stable arc, light weight, small capacity and low power consumption.
逆变式弧焊电源是新一代的弧焊电源，其特点是速度快，直流输出电流波纹小，电弧稳定，质量小，体积小，能耗低。
The 2nd earthing ac voltage of arc welding machine does not exceed 200v, and DC peak value does not exceed 400v.
电焊机电缆的二次对地电压交流不超过200v，直流峰值不超过400v。
The calculating result shows that the welding current of 3-phase DC resistance weld is continuous, and the changing of induction reactance has little influence on it.
计算结果表明：三相次级整流电阻焊焊接电流基本上是连续的，负载感抗变化对其影响很小。
The results from the experiments had exhibited that the arc digging action of SCR rectifier is the same as that of DC arc welding generator.
最终实现了在可控硅整流焊机上模拟出类似直流旋转焊机的电弧穿透力。
The products of HJ electric are IGBT inverter DC arc welders, IGBT inverter DC air plasma cutting machine, resistance welders, welding wire feeder and other welding and cutting equipment.
瀚金电气的产品包括：IGBT逆变直流弧焊机，IGBT逆变直流空气等离子切割机，电阻焊机，焊接送丝机等焊接与切割设备。
DC drive control module can function as increasing efficiency and accuracy and reducing error rates in tube-welding drive system. Details of the module are described.
直流传动控制模块在焊管机组拖动中，具有提高效率和准确度以及降低差错率等作用，介绍了使用该控制模块的有关问题。
Square wave AC, or switched DC, power sources are particularly attractive for welding aluminium.
方波交流、直流电源焊接铝特别具有吸引力。
Applications: Dc Motor Control, Storage Battery Charging, Welding Equipment.
应用：直流马达控制、蓄电池充电、电焊设备。
This derices can be used for course experiments of welding power source and property evaluation of the DC welder.
从而解决了《弧焊电源》课程实验和直流焊机动特性评定中存在的问题。
Pulsed arc welding power source by thyristor DC chopper consists of common DC arc welding power source and DC chopper.
采用晶闸管直流斩波器的脉冲弧焊电源是由普通的直流弧焊电源，附加晶闸管直流斩波器组成的。
When electrode negative ratio is zero, which is using MIG welding with DC ami welding wire being positive polarity, weld penetration is maximum , wire melting speed and deposition rate are minimum;
当负极性比率等于零即直流且焊丝为正极性的MIG焊时，其焊缝熔深最大，焊丝熔化系数最小，熔敷速度最小；
The multipurpose welders in the series can be operated for MMA, DC TIG welding processes.
本系列焊机。具有手工弧焊，直流TIG焊两种功能。
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