1) arc
[英][ɑ:k] [美][ɑrk]
弧;电弧
2) arc
[英][ɑ:k] [美][ɑrk]
圆弧电弧
3) electrical arc
电弧
1.
Three kinds of electrical arc quenching models were designed for uses with 270 voltage direct current network sources.
为此 ,设计了 3种可用于 2 70V直流断路器的灭弧室模型雏形 ,通过实验和理论计算 ,研究分析了电弧运动通道对断弧效果的控制作用 。
4) arc
[英][ɑ:k] [美][ɑrk]
电弧
1.
Numerical analysis on flow field of plasma arc;
等离子焊接电弧流场数值分析
2.
Application of non-consumable gas shielded arc welding controlled by magnetic field;
磁控电弧焊接工艺在非熔化极气体保护焊中的应用
3.
Characteristics of GTAW arc in underwater welding under high-pressure air condition;
水下焊接高压空气环境下GTAW电弧特性
5) electric arc
电弧
1.
The design and make of a simple electric arc plasma generator;
一种简易电弧等离子体发生器的设计与制作
2.
Time domain electric arc model based on ADE
基于自适应变异差分进化算法的电弧时域模型
3.
Mathematics expressions of arc curr en t are deduced considering the circuit resistance of the arc furnace,based on the assumption that electric arc voltage follows rectangle wave,and the elect ric parameters related to continuous and non-continuous electric arc are obta ined.
推导了在假定电弧电压为矩形波条件下,电弧电流的瞬时值数学表达式,明确了电弧连续性与随操作参数I/Is之间关系,推导中考虑了线路电阻的影响;分别求得了电弧连续与不连续情况下的无量纲电气参数;得到了电弧连续性准则;给出了计算临界功率因数的线性高精度近似计算式。
6) welding arc
电弧
1.
Effects of weld pool surface deformation on behavior characters of welding arc;
熔池表面变形对电弧行为特征的影响
2.
The welding arc contains abundant information.
系统地研究了电弧光谱中特征谱线辐射强度与弧长的关系,指出谱线辐射强度随弧长的改变而变化,两者之间有确定的变化规律。
3.
The fixing magnetization frequency,by altering the magnetization current and fixing the magnetization current,by altering the magnetization frequency,the effecting mechanics of the magnetization current and the magnetization frequency on the MAG welding arc and the arc motion behavior are researched.
将励磁电流大小和励磁频率可调的横向旋转磁场应用于MAG焊电弧;利用高速摄像技术,研究保护气体为φ(Ar)98%+φ(O2)2%的MAG焊;在励磁频率不变的情况下,调节励磁电流大小,以及在励磁电流不变的情况下,调节励磁频率的大小;分别研究了励磁电流大小和励磁频率对MAG焊电弧影响的机理和电弧的运动行为,研究励磁电流大小对弧高的影响规律;试验结果表明:当励磁频率不变时,励磁电流越大,电弧旋转半径越大,弧高降低;当励磁电流不变时,励磁频率越大,电弧旋转半径越小,弧高降低。
补充资料：电弧
正负两电极接近到一定距离时所产生的持续的火花放电。电弧能产生高温、强光和某些射线，用于照明、焊接、炼钢等。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条