The effect of arc ignition location on the arc motion was analyzed firstly.
分析了电弧初始位置对于电弧运动的影响。
The device could easily and automatically control arc ignition, arc rotation and upset.
实现了焊接过程中引弧、旋弧、顶锻的自动控制,操作简单方便。
The principle and structure of power supply and HF arc ignition circuit is analyzed in detail.
详细分析了电源系统和高频引弧电路的结构组成和工作原理。
The vacuum arc ignition process, the plasma diffusing and the axial magnetic field effect are also analyzed.
分析了真空电弧的引燃过程和起弧后等离子体的扩散过程以及纵向磁场对等离子体扩散的影响。
The use of nano-electronic reactor, energy concentration, easy arc ignition, arc continuous uninterrupted wire feeding.
采用纳米电子电抗器,能量集中,引弧容易,连续送丝电弧不中断。
A circuit for arc ignition with low current is designed in this inverter and a mathematical model of the circuit is studied.
在该弧焊逆变器中设置了小电流引弧电路,建立了该电路的数学模型,成功地实现了引弧电流软启动。
Using the high voltage between the two electrodes to breakdown of gas layer, thus generating an electric arc ignition devices.
利用高电压来击穿其两电极之间的气体绝缘层,从而产生电弧的一种电火花点火设备。
By a lot of experiment, the author claimed a soft arc striking technic which lead the arc ignition success rate to as high as above 90%.
作者还通过大量的试验,以软起动引弧方式,使焊机的引弧成功率达90%以上。
In arc ignition process, it has apparent effect and improves the stability of arc, so that power factor is advanced and current drain is reduced.
在引弧过程中,有明显的效果,提高了电弧的稳定性,从而使功率因数是先进的,漏电流减少。
The short arc ignition and its characteristics were analysed. It was also pointed out that contact bounce duration decided the closing short arc duration.
分析了短电弧的产生机理和基本特性,指出了触点弹跳时间决定闭合短电弧的时间。
The discrete time mathematical model of a switched TIG welding power source is established. The arc ignition process, its property, current wave form and arc stability are analysed.
本文建立了开关式TIG焊电源的离散时域数学模型,分析了电弧引燃过程、引弧性能、电流波形特点和电弧稳定性。
The problem of annual arc welding power source whose output is surge and power factor is lower, is solved by means of main circuit, arc ignition circuit and arc static circuit working together.
通过主回路、引弧电路、稳弧电路的共同作用,解决了一般弧焊电源输出脉动大、功率因数低的缺点。
In order to initiate the LP without arc formation, effects and coupling of electric pulse characteristics, ignition configuration parameters on LP ignition property are investigated.
实验研究了实现无电弧点火、限制电弧放电所需的电源特性参数及点火结构参数。
Several technical problems in arc source design, including arc mode, arc polarity, ignition mechanism and arc confinement and macroparticle reduction were discussed.
讨论了真空电弧沉积中弧源设计的有关问题,如电弧运行模式、电弧极性、点火方式、电弧的约束方式以及宏观粒子抑制方式等。
The plasma oil-free ignition burner produces an arc quickly and has high combustion efficiency.
等离子体无油点火燃烧器引弧快,燃烧效率高。
For the third case, arc power is constant, arc discharge time and occurring probability is very small therefore causing no gas ignition.
第三种情况是电弧功率在整个放电时间内基本不变,放电时间小,出现概率很小,不会造成气体引爆。
Automatic control has been used in the ignition of electric arc, welding wire-feed, movement of arc along welding direction, receiving arc of welding, etc.
埋弧自动焊时,引燃电弧、焊接送丝、电弧沿焊接方向移动及焊接收尾等过程均可实现自动化控制。
Besides, the paper introduces the method of interrupting the current by means of a synthetic loop with an arc-ignition device and presents an analysis of the test result.
此外,还介绍了用具有引弧装置的合成迥路来作开断电流试验的方法,同时分析了试验结果。
It was found that when the capacitive ignition occurred, arc voltage will keep minimum arcing voltage, but arc current possibly attenuates in sinusoidal form with different circuit parameters.
在火花试验装置上进行爆炸试验,得到本质安全复合电路的放电波形,发现电弧电压基本维持在最小建弧电压,而电容电流随着电路参数的不同而发生振荡。
The satisfactory tests of arc-ignition and good properties of welding process may prove this switched MOSFET arc welding power source to be an electronic power source with broad prospects.
利用所研制的开关式场效应管弧焊电源进行引弧试验和工艺 试验,结果表明,此电源具有良好的引 弧性能和工艺性能,是一种发展前景较远大的电子 弧焊电源。
The satisfactory tests of arc-ignition and good properties of welding process may prove this switched MOSFET arc welding power source to be an electronic power source with broad prospects.
利用所研制的开关式场效应管弧焊电源进行引弧试验和工艺 试验,结果表明,此电源具有良好的引 弧性能和工艺性能,是一种发展前景较远大的电子 弧焊电源。
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