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The operation principle of switch type field-effect tube DC &. pulse are welding power source and the principle of getting pulse out-put are introduced in this peper. 本文主要介绍新型开关式场效应管直、脉两用弧焊电源的工作原理;
The principle of PFC and the methed of controling PFC by means of pulse width ndm IC 3524and gives the actual circuit of the inversion are welding power source with PFC function are also analysed. 介绍了逆变式直流弧焊电源的基本原理，以及在逆变式直流弧焊电源中采用功率因数校正（PFC）的必要性，分析了PFC的原理和利用通用的脉宽调制集成电路3524实现PFC控制的方法，给出了具有PFC功能的逆变式直流弧焊电源的实际电路。
Design and Study of Single Chip Microcomputer Controlled Inverter are Welding Power Source 单片微机控制弧焊逆变电源的设计研究
It is perfectphase trigger circuit for arc welding power source of scr. 该相控触发电路是晶闸管整流弧焊电源的理想触发电路。
are welding power source 弧焊电源
TIG welding power source made from SCR and bifilar winding energy saving inductor is introduced in this paper. 研制了一种用双绕组储能电抗器构成的晶闸管TIG焊电源。
The development of thyristor puls plasma arc welding power source is introduced in this paper. 本文介绍了晶闸管脉冲等离子弧焊电源的研制成果。
The paper deals with the basic principles of the pulsed square wave AC MIG/TIG welding power source. 主要介绍双凹波形脉冲氩弧焊电源的工作原理。
A type of switched HF pulse TIG welding power source is introduced in this paper. 本文介绍一种开关式高频脉冲TIG焊电源。
Abstract The development of inverter welding power source is the inexorable trend of welding power source orientation. 逆变焊接电源是焊接电源的主要发展方向之一。
A main circuit of thyristor arc welding power source is designed and its working course is analyzed in this paper. 设计了一种晶闸管整流式平特性弧焊电源主电路，分析了其工作过程。
The varible polarity output process of the inverter AC arc welding power source we designed is a very quickly alternating dynamic one. 设计的逆变交流弧焊电源输出变极性过程是极其快速变化的动态过程。
A man-machine interaction system is designed for the digital welding power source by using the MSP430F149 SCM as the controller. 以MSP430F149型单片机为主控芯片,设计实现了数字化焊接电源人机交互系统。
The measuring method of the dynamic characteristic of arc welding power source is always a difficult problem in welding. 弧焊电源动特性的测定方法在焊接研究中一直是一个很难解决的课题。
Controlled system is tested by program debuging and circuit experiment,it can satisfy the requirement of soft switch inverter welding power source. 最后通过软件调试和硬件电路的测试验证了所设计的控制系统能够满足软开关逆变电源的控制要求。
This article introduces the feature of STT welding power source,researches the combined technology of rough welding,filling inshielded flux-cored and casing welding. 介绍了STT焊接电源的性能特点,对STT半自动焊根焊,自保护药芯焊丝半自动焊填充、盖面的组合焊接工艺进行了研究。
Some of the students are welding capacitor; the others resistor. 学生中的一些人在焊接电容，另一些人在焊接电阻。
A method of automatic pipeline backing welding is studied by using of new type of independent R&D all-position pipeline welding robot and CMT welding power source. 摘要采用自主研发的新型管道全位置焊接机器人，结合CMT焊接电源，研究了一种焊接机器人管道全自动打底焊方法。
Some of the students are welding capacitors; the others resistors. 学生中的一些人在焊接电容，另一些人在焊接电阻。
This article designs the way of adjusting the current of air plasma cutting &welding power source,describes the connection of triggering circuit to the integrated chip. 设计了空气等离子切焊机电源的调流方式;详细论述了集成芯片触发电路的连接调试等方面。