本着节约材料和减少能源消耗的目的，对新型方波交流TIG焊电源电流的调节电路进行了详细的分析与设计。
For the purpose of economizing on raw materials and reducing consumption, the detailed analysis and design of the regulating circuit of TIG electric welder have been presented in this article.
我们总是用直流(交流)电弧焊机焊收受子。
We used to weld pipes with direct current (D. c) so are welder (ac A. C. welder).
作为一种数学解析模型，交流小信号模型对于弧焊逆变电源的数字控制器设计具有无法替代的理论指导意义。
As a kind of mathematical analytic model, AC small-signal model is very important to guide the digital control system design.
交流脉冲MIG焊其焊缝熔深及焊丝熔化速度不仅与焊接电流有关，而且与负极性比率有关。
Weld penetration and wire melting speed of AC PMIG welding not only have relationship with welding current but also with electrode negative ratio.
介绍了对油泵机缸体铝锰合金铸造件缺陷补焊修复的技术工艺，且弥补了若采用交流氩弧焊和气焊施焊时存在的不足。
This paper introduces the repair welding procedure for repairing an alumal casting piece of an oil pump cylinder, This method covers the shortages of AC argon arc weld and gas welding.
本文提出了用于弧焊逆变电源的谐振交流器设计思路和实例。
The design procedures and example of resonant converter used in arc welding inverter power source are proposed in this paper.
电容储能凸焊的喷溅问题比交流凸焊更为突出，研究影响喷溅发生的因素就显得更为重要。
The problem of splash is more serious in capacitor discharge projection welding than in ac welding.
本文介绍了一种新型交流逆变式弧焊电源。
A new system of inverter for arc welding is introduced in this paper, which gives medium frequency AC current.
在进行交流TIG焊时，需要增加一些较复杂的控制方式，如：阴极雾化作用、消除和减小直流分量、稳定电弧等，以保证焊接的正常进行。
In AC TIG welding, it needs add some complex control method to ensure the quality of welding, such as negative-pole atomization affects, D. c. of elimination and reduce, and arc stabilizing etc.
重点介绍利用交流弧焊器对蓄电池自动实施分阶段法充电的调控方法和调控电路原理。
This article introduces emphatically the practical control methods and circuit principles of battery self charging by stages by the arc welder.
本文分析了当前出现的三相输入单相输出式交流弧焊变压器的工作原理及结构特点。
The operating principle and the structural features of the newly developed opposite-V type of A. C. arc welding transformer are analyzed in this paper.
采用一种全新的控制方法，将交流弧焊器所提供的特种电源转换成汽车修理所需的可控直流电源，是一种具有实用价值的尝试。
It's a very practical attempt adopting wholly new control method change the special power afforded by the A. C. arc welder to the controlled D. C. power required in automobile maintenance.
探讨了氦气和氩气不同配比对AZ31 镁合金交流钨极惰性气体保护焊（TIG）焊接性的影响，对不同气体配比的混合气体电弧特性、熔深、焊缝成型进行了分析和测定。
The influence of He-to-Ar ratio in AC-TIG on the AZ31 welding properties was studied. The arc characters, weld penetration, joint forming were measured and analyzed.
介绍了以DSC为控制核心的逆变交流脉冲MIG弧焊电源的构成及工作原理；
The structure and the work principle of digital control pulse MIG welding invert power supply are introduced;
介绍了以DSC为控制核心的逆变交流脉冲MIG弧焊电源的构成及工作原理；
The structure and the work principle of digital control pulse MIG welding invert power supply are introduced;
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