The present invention relates to an arc power control method of arc welding power source and its device.
本发明是对弧焊电源(俗称电焊机)的焊接电弧实现等功率或不同功率曲线控制的控制方法及装置。
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。
The transition function of soft switching inverter arc power is developed. The control circuit of outer character of the power is designed as well.
建立了软开关逆变弧焊电源的传递函数，设计了电源外特性控制电路，得到了较理想的电源外特性。
It is found that the gas flow is mainly controlled by instantaneous arc power and the maximum of gas flow appears not at peak pressure, but at current zero.
结果显示，气流的改变主要受电弧瞬时功率控制，最大流量不是发生于压力峰值时刻而是出现在电流过零时。
The transition function of soft switching inverter arc power is developed. The control circuit of outer character of the power is designed as well. And an ideal outer character is obtained.
建立了软开关逆变弧焊电源的传递函数，设计了电源外特性控制电路，得到了较理想的电源外特性。
Plasma arc cutting is a physical process which utilize high temperature to heat materials and high speed flow to blow melted metal, cutting quality is directly influenced by arc power and arc force.
等离子体弧切割是通过高温等离子体弧将工件弧柱部分的材料熔化并利用高速离子流将切渣吹除的物理过程，弧柱的功率和作用力将直接影响到切口质量。
What some pilot plants have shown so far, however, is that a lot of the electricity produced is needed to power the arc.
然而，有些试行这项技术的工厂却发现产生电弧需要大量电力。
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。
Four, arc voltage: generally believe that the power supply is normal output voltage for cutting voltage.
电弧电压：一般认为电源正常输出电压即为切割电压。
Plasma spray welding power source, which gives energy to plasma arc welding, involves welding technology, power electricals, control theory, computer science and technology, and so on.
等离子喷焊电源是为等离子弧提供能量的电源，涉及到焊接工艺学、电力电子学、控制理论和计算机科学与技术等众多领域。
Pulsed arc welding power source by thyristor DC chopper consists of common DC arc welding power source and DC chopper.
采用晶闸管直流斩波器的脉冲弧焊电源是由普通的直流弧焊电源，附加晶闸管直流斩波器组成的。
The paper introduces the dynamic characteristic and the structure of arc welding power, and gives a method of designing arc welding power which using DSP chip as a controller.
采用状态空间平均法建立了全桥逆变式弧焊电源主回路的平均状态方程，经过线性化处理推导出频域小信号模型。
Power upgrade: upgradeable. Increases the arc of the bow (the pulling power). Arrows travel further, faster.
力量升级：可升级。提高弓的弧度(拉力)。箭矢可以飞的更快更远。
The design of high frequency transformer in inverter arc welding power is introduced, which is based on the characteristics of inverter arc welding power.
结合逆变弧焊电源的工作特点，详细介绍了其高频变压器的设计方法。
This paper introduces inverter technology and USES IGBT as power component to research high performance and high efficiency CO2 arc welding power source.
为了研究高性能、高效率的CO_2焊接电源系统，本文引入了逆变技术，并使用IGBT作为功率器件。
Thermal power plants arc those making use of fuels like coal, petroleum and natural gas.
火电是利用煤、石油、天然气等作为燃料的发电厂。
Arc welding power supply with an inverter is described in this paper. Application of high frequency transformation technology in arc welding power supply with an inverter is presented.
本文对逆变器弧焊电源进行了阐述，介绍了高频变换技术在逆变器弧焊电源中的应用。
With the further application of advanced technology in the welding field, the digital technology and wave controlled technology have been widely applied in the arc welding power.
随着科学技术在焊接领域应用的不断深入，数字化技术和波形控制技术在弧焊电源中的应用也越来越广泛。
In order to assess the flicker caused by electric arc furnace, the simulation method to assess flicker and its application in electric arc furnace power system was studied.
为了仿真评估电弧炉引起的闪变严重度，对闪变仿真法及其在电弧炉供电系统中的应用进行了研究。
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。
Microcomputer controlled arc welding inverter power source can raises greatly controlled level of pulse MIG welding for its flexible control, high accuracy, high system response.
采用微机控制的弧焊逆变电源控制灵活、精度高、系统响应高的特点，能够极大提高脉冲MIG焊的控制水平。
It is shown that the design and construction of nuclear power plants arc successful, the quality of the equipments is fine and the operation of the plants is efficient.
这说明我国核电站的设计、建造是成功的，设备的质量是好的，运行水平是高的。
Equipments for manual arc welding consist of power source, current regulator, electrode holder and cables.
手工电弧焊的设备包括焊接电源、电流调节器、焊钳及电缆线。
In this topic, a new CO2 arc welding power source is researched which is based on the technology of microcomputer and wave control.
本课题以波控技术为基本指导思想，应用微机技术，对CO_2弧焊电源控制系统加以研究。
Practice shows that the design reduces the switching stress and loss, improves the reliability of the whole machine and reduces the cost of the arc welding power.
在实践中采用本方案表明，降低了开关应力及损耗，提高了整机可靠性，降低了弧焊电源的成本。
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。
Based on the characteristics of MMA welding process, a new control system of IGBT inverter arc welding power source is developed.
针对手工焊条电弧焊(MMA)弧焊过程特点，建立了绝缘栅型晶体管逆变式弧焊电源控制系统。
The fuzzy control techniques for arc welding power source, seal tracking and arc welding quality is analyzed. The fuzzy logic application methods in arc welding process control is discussed.
分析了焊接电源、焊缝跟踪和焊接质量的模糊控制技术，探讨了模糊逻辑在弧焊过程控制的应用途径。
The fuzzy control techniques for arc welding power source, seal tracking and arc welding quality is analyzed. The fuzzy logic application methods in arc welding process control is discussed.
分析了焊接电源、焊缝跟踪和焊接质量的模糊控制技术，探讨了模糊逻辑在弧焊过程控制的应用途径。
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