此时间为从跳闸线圈受电到主触头电弧电流开断为止的总时间。
This is the total time from energizing the trip coil until the interruption of current on the primary arcing contacts.
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。
It was shown that the main technological parameter affecting the performance of the coating was arc current, and then the thickness of the coating.
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。
The results showed that the main parameters influencing the coating properties are the arc current, spraying distance and air pressure.
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。
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.
在电弧电流较大，碳粒子浓度较高的情况下，可以在阴极表面生成大量弯曲的多壁碳纳米管。
In the condition of big current and high concentration of carbon particles, masses of curled MWCNTs were obtained on the surface of the cathode deposition.
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。
When an arc fault occurs, the arc current can produce local high temperature and may cause fires if combustible materials surrounded.
电弧电流产生的磁场和电极中的电流相互作用会产生强大的机械力冲击电极表面进而影响开关的性能。
The strong mechanical force generated as the arc forms impacts the electrode and has effects on switch performances.
应用自行设计的实验模型，在室温条件下，并在电阻性电路和电感性电路中，测量了金合金触点的电弧电压和电弧电流波形；
The experimental model designed was used to measure arc voltage and current waveforms of alloyed contact in resistive load circuit and inductive load circuit on the condition of room temperature;
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。
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.
他们的炼炉不是那种爆发出阵阵轰鸣声的炼炉，相反，它们是使用小型的、低噪音的、利用电流来重新融化钢铁的真空电弧熔铸炉。
Its furnacesare not of the roaring blast variety; they are small, purring vacuum-arc furnaces that use electrical currentto re-melt steel.
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。
Either of two rods through which current flows to form an arc, as in lighting or welding.
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。
The arc voltage, current, power and resistance of a nitrogen gliding arc in one period were studied.
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。
When the current, voltage must be improved means that the improvement of arc enthalpy and cutting capability is improved.
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。
If the gap is too small, an arc may develop when the contacts open and current continues to flow.
如果切换电流太高，造成的温度升高和接触电弧将会劣化继电器并缩短接触寿命。
If the switched current is too high, the resulting temperature increase and contact arcing will degrade the relay and shorten the contact life.
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。
Welding, as far as possible using argon arc welding, manual arc welding should be used in small current, fast welding, to avoid the swing.
试验结果表明，在回路电感值不变的条件下，焊接电流、电弧电压和气体流量是影响熔敷效率的主要因素。
Testing results show that the major factors affecting the deposition efficiency are the welding current, arc voltage and gas flow rate under the condition of same circuit inductance.
试验结果表明，瞬时能量可以综合地反映电流电压对电弧动态性能的影响。
The experimental results indicate that the instantaneous energy can synthetically reflect the influence of current and voltage on dynamic arc characteristics.
依据自动控制理论中的小信号理论，小电流TIG焊的电弧具有线性系统的特征。
According to small signal theory of automation theory, arc of low current TIG welding can be considered as a linear system.
焊接工艺因素包括焊接电流、电弧电压、焊接速度等。
Welding process factors consist of welding electric current, electric arc voltage, welding speed, etc.
文中指出，弧长波动影响阳极输入热功率的重要因素是等离子电弧本身存在着电流分散现象。
The critical factor causing the arc length fluctuation to affect the input heat power to the anode proves to be the phenomenon of the current dispersion in plasma arc itself.
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 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.
MW直流电弧的电流控制采用2台整流变压器控制，通过调节晶闸管桥触发角构成24脉波整流电路。
MW DC arc furnace uses the current 2-transformer rectifier bridge thyristor controlled by adjusting the angle trigger to compose 24 pulse wave rectifier circuit.
对直流TIG电弧阳极板表面电流密度的测量方法——分离极板法和探针（自制）法进行了分析比较。
The measuring methods of D C TIG welding arc anode sheet surface current density split sheet method and probe (made by ourselves) method were analysed and compared.
从小电流到大电流都可以保持稳定电弧。
Stable electric arc can be ensured from undercurrent to high current.
讨论了具有抛物线形电流分布的电弧等离子体柱在磁场中的不稳定性问题。
The helical instability problem of an arc plasma column with a parabolic current profile in a magnetic field is discussed.
炉子的热是利用石墨电极和金属炉料之问产生的电弧以及炉料对电流的电阻来取得的。
In the furnace the heat is generated by the arcs formed between the carbon electrodes and the metal charge, and by the resistance of the charge to the electric current.
主要研究A105钢小直径焊丝埋弧焊时，电弧电压、焊接电流和焊接热输入对焊缝成形的影响。
The effects of arc voltage, welding current and heat input on the weld appearance in submerged-arc welding(SAW) of A105 steel with small diameter welding wire were experimentally researched.
在焊接过程中，对电弧电压、焊接电流、焊接速度实现闭环控制。
The loop circuit controlling of current, voltage and speed of welding can be realized in welding process.
根据长电弧电压电流波形，建立了电压方波电弧的理想电压电流转移特性曲线和对应的电弧等效模型。
According to the voltage and current waveforms of arc, an ideal voltage current transform characteristic curve and an equivalent circuit representing for long arc have been described in this paper.
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