The key factors influencing the secondary arc current and the recovery voltage were researched.
研究了影响潜供电流和恢复电压的关键因素。
The amplitudes of secondary arc current and recovery voltage are two decisive factors to extinguish secondary arc.
稳态下潜供电流和恢复电压幅值是潜供电弧熄灭的两个决定性因素。
Arc current reducing rate and arc voltage at the time of arc discharging are established for every mathematical model.
得到电弧放电瞬间每一模型下的电流变化率和电弧电压。
This system can stabilize the arc current and temperature, adjust and display all parameters and has safe-guard ability.
该系统可以稳定弧流和温度,可以调整并显示所有离子源参数数据,并具有安全保护功能。
When an arc fault occurs, the arc current can produce local high temperature and may cause fires if combustible materials surrounded.
发生电弧故障时,很小的电弧电流都能产生局部高温,一旦周围有可燃物就容易导致火灾发生。
The new system can combine with smelting arc current model, so optimum is ensured for performance of regulator in each smelting stage.
由于新系统可以与冶炼弧流模型紧密结合,因此保证了在各冶炼阶段调节器性能的最优。
The results showed that the main parameters influencing the coating properties are the arc current, spraying distance and air pressure.
结果表明,影响涂层性能的工艺参数主要是电弧电流,其次是喷涂距离和雾化空气压力。
Paper covers temporary overvoltages, second arc current, switching overvoltage, major parameters of MOA and insulation level of UHV AC apparatus.
主要内容包括:工频暂时过电压,潜供电流,操作过电压,金属氧化物避雷器主要参数,特高压电气设备的绝缘水平等。
It was shown that the main technological parameter affecting the performance of the coating was arc current, and then the thickness of the coating.
电弧电流和涂层厚度之间有一定的交互作用。涂层孔隙率是影响涂层性能的主要原因。
An electronic circuit which may be applied to the control of firing Angle of high voltage mercury arc current converter is suggested in this paper.
本文提出了一种电子的栅极控制线路,可用来控制高压离子变流装置的工作。
The main factors effect the pressure and temperature of the chambers can be summarized as:air pressure, arc current, L/D, chamber volume, arc position.
影响气室内部流场分布情况的主要因素,可概括为:充气压强、电弧大小、气室长径比、气室体积、电弧位置。
A new method for calculating secondary arc current and recovery voltage on double-circuit transmission lines by twice-model transformation was proposed.
提出了利用二次模变换计算同杆双回输电线路潜供电流与恢复电压稳态值的方法。
It has also been found that diffused vacuum arcs with a high current gives a low post-arc current and that the limitation to the breaking capacity for dif…
分析了不同电源条件下的弧后电流。文中指出,扩散型真空电弧的分断极限是由电击穿决定的,而不由弧后电流引起的热击穿所定。
In some welding cases of high requirement to arc voltage and arc current, the usual wire feeding system is unable to meet the needs of wire feeding at present.
在一些对电弧电压、电弧电流要求很高的焊接场合,目前常用的送丝系统将难以满足要求。
The experiment showed that the increase of arc current and reduction droplets could be an effective way for improving the quality and raising the productivity.
实验证明,提高弧电流的同时抑制液滴的产生,是提高膜层质量和生产效率的有效途径。
The mathematic representations of recovery voltage and secondary arc current can be obtained based on circuit principle, and the values can also be obtained by using MATLAB.
基于电路原理得出恢复电压和潜供电流的数学表达式,运用MATLAB编程得到恢复电压和潜供电流的数值。
This paper presents the model of arc voltage and the formula of calculation of arc current based on a large number of experiments of arc short circuit in low voltage networks.
根据大量低压电弧短路实验的结果,用概率统计方法导出低压电弧短路时的电弧电压模型及电弧短路电流的计算公式。用这些公式计算的最小电弧短路电流与实验结果吻合。
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。
To acquire the waveform of the arc voltage and the arc current in welding, a date collection system and digital filter is designed in this paper. The experimental result shows that it is Satisfied.
文中介绍了一种为获取焊接过程中的电弧电压及电弧电流波形,设计的一套数据采集系统及数字滤波器,通过实际运行证明收到了满意的效果。
The arc voltage, current, power and resistance of a nitrogen gliding arc in one period were studied.
以氮气滑动弧为例,分析了其在一个周期内电弧电压、电流、电阻和功率的变化特性。
When the current, voltage must be improved means that the improvement of arc enthalpy and cutting capability is improved.
当电流一定时,电压的提高意味着电弧焓值的提高和切割能力的提高。
If the gap is too small, an arc may develop when the contacts open and current continues to flow.
如果气隙太小,当触点开路时就会形成电弧,并且电流继续流通。
The arc script accepts a single file or directory name as a parameter and creates a compressed archive file with the current date embedded into the resulting archive file's name.
arc脚本接受单个文件或目录名作为参数,创建压缩的归档文件,并将当前日期嵌入到生成的归档文件名中。
From starting-up to stabilization of the arc, the electric current and voltage usually fluctuate acutely, which makes a great impact on other circuit components.
由电孤启动到正常工作这段时间,电网线路的电流电压波动性较大,往往给电路其它各元件造成强烈的冲击。
Welding, as far as possible using argon arc welding, manual arc welding should be used in small current, fast welding, to avoid the swing.
焊接时尽量采用氩弧焊接,采用手工电弧焊时应采用小电流、快速焊,避免摆动。
This paper introduces the structure and working principle of LEM current sensors and their application in the development of inverters for arc welding.
本文介绍LEM电流传感器的结构,工作原理及其在弧焊逆变器研究中的应用。
Either of two rods through which current flows to form an arc, as in lighting or welding.
碳精棒两根棒的任一根,电流流经该棒形成电弧,如在闪电或焊接时。
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。
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。
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