Development of Arc Welding Electric Parameters Testing Device Based on Virtual Instrument 基于虚拟仪器的弧焊电参数测试仪开发
Research on Switching Overvoltage of Arc Furnace Electric Power System Based on EMTP 基于EMTP的电弧炉系统操作过电压的仿真计算模型的研究
The utility model relates to an automatic arc blocking device for electric and arc weld, which belongs to the photoelectric control field. 本实用新型涉及一种电、氧焊自动挡弧装置,它属于光电控制领域。
New controlling technology make better performance of starting arc, it can choose the most comfortable electric arc by adjusting the electric arc force knob. 新的控制技术使引弧性能更好,可通过电弧力旋钮调节电弧的柔和性,选择您最舒服的电弧。
Design of Dust Cleaning Equipment of Twin Deposition Electrode Arc Welding; Electric tar precipitator is high purifying equipment that is applied in the cooled coal gas station. 双熔敷极焊条电弧焊除尘净化设备设计电捕焦油器是冷煤气站采用的高效净化设备。
Ultrasonic Nondestructive Testing Method for Arc Surface Electric Contact 弧形触头的超声无损检测方法
Arc voltage changes periodically, and its corresponding electric arc shape changes also periodically, and it has well corresponding relationship between arc voltage and electric arc shape. 燃烧过程中电弧电压随时间而周期性变化,相应的电弧形态也随着时间发生周期性变化,电弧电压与电弧形态间有很好的对应关系。
In 1986, total power consumption of submerged arc electric furnaces was 4239 million kWh which accouted for 11.84 percent of the total power consumed by Iron& Steel Industry. 电力消耗4.239GWh,占钢铁工业总用量的11.84%。
Numerical Calculation of Velocity Field and Temperature Field of Electrical Arc in DC Electric Arc Furnace 直流电弧炉电弧速度场和温度场的数值计算
Study on Ultrasonic C-scan Image Correction in Nondestructive Evaluation of Arc Surface Electric Contact 弧形电触头超声C扫描图像校正问题的研究
The arc furnace electric system will make appearance of more harmonic current at the series resonant point and the parallel resonant and influence of series resonant is larger for the system. 当电弧炉电气系统在串联谐振点和并联谐振点附近时,均会出较大谐波电流,而串联谐振对系统的影响更大一些。
Arc spectrum information is a rising information source after arc electric information. It has important significance in developing automatic control technique of welding process. 电弧光谱信息是继电弧电信息后的一种新兴的信息源,对发展焊接过程自动控制技术有重要意义。
It introduces restrain countermeasure of passive filter, active filter and soft switch technology, etc. and each restrain measure and feature of three humorous waves aim at the produced cause, feature and harm of humorous wave of arc weld electric power supply. 针对弧焊逆变电源谐波产生的原因、特点及危害,介绍了无源滤波器、有源滤波器、软开关技术等抑制对策,以及三种谐波抑制措施特点。
It is the most important task for all ferroalloy factories to do well the energy-saving work of submerged arc electric furnaces. 所以搞好矿热炉的节电,是铁合金生产厂矿的首要任务。
The research of digital simulation of harmonic analysis is made with the realbackground of arc furnace electric system in the paper. 本文以实际的电弧炉系统为背景,进行了谐波分析的数字仿真研究。
In accordance with superposition theorem and substitution theorem, the symmetric three-phase and asymmetric three-phase arc furnace electric power system is reduced as a one phase system. 从替代定理和叠加原理出发,将三相对称及不对称电弧炉系统简化为单相系统进行求解。
An analysis of resource influence on blast furnace, Corex and arc electric furnace routes is given on the basis of resource condition in China. 本文结合中国资源条件,分析了资源条件对高炉流程、Corex流程和电炉流程的影响。
On the basis of a number of data of thermal balance measures and rich experience, some methods for decreasing the power consumption of submerged arc electric furnaces are proposed. 本文依据大量的矿热炉热平衡测定数据和经验,就降低矿热炉电耗的问题提出了几点看法。
Situations of small ferrosilicon arc smelting electric furnace and technology competence of workers in China, and the technological transform measures are discussed in this paper, and the designing of a "Micro-computer Auxiliary Control System" is proposed as well. 本文针对国内小容量硅铁冶炼埋弧电炉现状和工人的技术水平,提出了对现场的技术改造措施,并为之设计了微型计算机辅助控制系统。
Application of linear movement measuring equipment in electrode control of submerged arc electric furnace 线位移测量装置在埋弧炉电极控制中的应用
Find the way of saving power by analysing the thermal balance in submerged arc electric furnaces 由热平衡看矿热炉的节电途径
Research on Harmonic Analysis of Arc Furnace Electric System Based on Frequency Domain Method 电弧炉电气系统谐波分析的频域方法研究
Study of 3D flow field in DC electric arc electric slag ladle furnaces bath with eccentric bottom blowing gas stirring 偏心底吹DC-EAES-LF熔池三维流场的研究
Selection on filter method of welding arc electric signal 焊接电弧电信号滤波方法的选用
Research on the Technology of Adaptive Focusing for Arc Surface Electric Contact Ultrasonic C scan Detection 弧型电触头C超检测系统自适应聚焦技术研究
The roller differential heat treatment ( DHT) by soft arc, fan shaped arc curtain like, thermal source in which formed by the interact process between arc electric field and alternating magnetic field was introduced. 采用电弧与交变磁场交互作用后形成的柔性电弧(扇状弧幕)加热轧辊表面,实现了轧辊差温热处理。
Connecting the Fluctuant loads such as electric arc furnaces into electric networks shall causes the fluctuation and flicker of voltage, the imbalance of three phase power supply and some other problems of electric quality. 钢厂电弧炉等冲击性负荷接入电网,会引起电网电压波动与闪变、三相不平衡、电压电流波形畸变等电能质量问题。
Electric arc furnaces converted electric power into heat energy, thus to melting metal. 锰铁冶炼关键设备电弧炉通过电弧将电能转化为热能,从而来熔炼金属的。
In power system, there are a lot of reactive power consumption of equipment, the use of these devices will make a dramatic fluctuations in supply voltage, such as the impact of reactive power load: rolling machine, electric arc furnaces, electric and railway. 在电力系统中,存在着消耗大量无功功率的设备,这些设备的使用会使供电电压产生剧烈的波动,例如冲击性的无功功率负载:轧钢机、电弧炉、电气化铁道等。