Because of the difference of arc circuit, the welding process of twin-wire indirect arc gas shielded welding is more stable than single wire welding.
由于电弧回路结构不同，双丝间接电弧气体保护焊的焊接过程比单丝焊更加稳定。
This article introduces the characteristics of stabilized arc circuit, sync shift-phase circuit, trigger circuit and control circuit, also illuminates each unit circuit.
介绍了稳弧电路、同步移相电路、触发电路及外特性控制电路的设计特点，对各单元电路进行了具体的分析。
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。
Fuzzy control tests of arc voltage and short-circuit frequency are conducted to improve welding quality.
采用模糊控制技术，实现了电弧电压或短路频率的控制，提高了焊接质量。
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，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。
For arc ultrasonic excitation, both the continuous and the pulse signal was separately applied to the test system including a conventional arc welding circuit.
在常规弧焊回路中采用了连续波和脉冲敲击式等不同的激励方式获得电弧超声信号。
This paper analyses the usage of LGK series of air plasma arc cutting machine, and enumerates the causes and solutions of striking arc, main circuit, gas path and cutting torch breakdown.
分析了LGK系列空气等离子弧切割机的使用方法，例举了其引弧故障、主电路故障、气路故障、割枪故障产生的原因和解决方法。
The rotary driving circuit, position detecting circuit, and welding current sampling circuit of the high speed rotating arc sensor are introduced in detail.
详细介绍了高速旋转电弧传感器的旋转驱动电路、位置检测电路以及焊接电流采样电路。
It emphatically analyzes the drive circuit and protective circuit of IGBT arc inverter, and the application of IGBT.
重点分析了IGBT弧焊逆变器的驱动电路和保护电路，以及IGBT驱动模块和应用。
Based on simulating transient process of power conversion circuit thoroughly and systematically, working condition of magnetic core is analyzed in detail at various arc loads.
建立了弧焊逆变器的器件级数学模型，对功率变换回路的瞬态过程进行了深入系统的仿真研究。
The recognition circuit for EDM gap state is researched, selecting proper rate between nomal discharge, arc and blank, defining suitable servo feed.
研究了电火花放电间隙状态判别电路，选择恰当的正常火花放电、电弧放电及空载比例，确定较佳伺服进给量。
The arc striking circuit with low current and mathematic model is developed and used, the smooth arc striking has been achieved successfully.
在该逆变器中设置了小电流引弧电路，建立了数学模型，成功地实现了引弧电流软启动。
The principle and adjustment result re of the main circuit, control circuit and program control circuit of our KLG-50 plasma arc cutting machine are introduced in this paper.
本文介绍了KLG - 50型空气等离子弧切割机的主回路，控制电路和程序控制电路的工作原理及调试结果。
It also indicates that the accuracy and reliability of time retardation for arc extinction can be increased by replacing traditional extinction relay with electron extinction circuit.
采用电子消弧电路取代传统的消弧继电器，提高了消弧延时的精确性和可靠性。
Sensitivity, temperature resolution are analyzed, some theoretical background is given. The results arc available for circuit design.
本文给出了基本的理论关系，分析了灵敏度和温度分辨率，为电路设计提供依据。
During the arc time, changing rate of current could be adjusted by modulating the parameter of the control circuit, which ensures the proper output power of the arc.
在燃弧阶段，调节控制回路参数，控制燃弧电流的变化速度，保证充足的燃弧能量。
It is perfect phase 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。
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。
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。
At last, the accuracy, efficiency and feasibility are indicated by analyzing the simulation datum of the arc wrong-phase short circuit and the running of the electric locomotive.
最后，通过对牵引供电系统异相电弧短路和电力机车运行过程的仿真，验证了保护方案的正确性，有效性和可行性。
The electronic reactor and the short-circuit protecting circuit used in arc welding inverterare introduced, and their working principles are analyzed.
主要介绍了用于弧焊逆变器中的电子电抗器和短路保护电路，并对其工作原理进行了分析。
The electronic reactor and the short-circuit protecting circuit used in arc welding invertebrate introduced, and their working principles are analyzed.
主要介绍了用于弧焊逆变器中的电子电抗器和短路保护电路，并对其工作原理进行了分析。
Its electric characteristic, structure feature, fault analysis, interface circuit and arc welding process program are analyzed and discussed.
对其电气性能、结构特点，故障诊断、接口电路及弧焊工作程序等作了比较全面的分析和讨论。
The resonant soft switching inverter arc welding power source uses LCL type structure in the main circuit, and selects phase shifting pulse wide modulation technique in the control system.
研制的谐振式软开关弧焊逆变电源，主电路采用新型LCL结构，控制系统选用恒频移相调脉宽控制方案。
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.
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。
This article introduces a method of arc initiation and stabilization, which is used in low current DC TIG welding, it analyzes the controlling circuit that realizes these functions.
介绍一种小电流直流tig焊中的引弧及稳弧方法，并对实现此功能的控制电路进行了详细的分析。
Through observation of the arc movement, the principle of the arc can be understood better and performance of circuit breaker can be improved.
通过对电弧运动的观察有助于更好地理解电弧的原理及对断路器进行改进。
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.
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.
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。
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