结合理论研究，制作了相应的灭弧室模型，对该电弧数学模型进行了实验验证。
Combining with simulation of arc phenomena, a corresponding arc chamber sample is made to testify the arc mathematical model.
结果表明，应用这一电弧数学模型可以准确的模拟电弧的开断过程，方便地计算电弧的特性参数。
The computed results show that the model can be used to simulate motion of arc accurately and calculate characteristic parameters conveniently.
并且应用一些实际运行数据与曲线，验证了数学模型的正确性，对直流电弧炉的研究与设计具有一定的应用参考意义。
Apply some actual operation data and curve, have verified the correctness of mathematics model, have certain application reference meaning for design and the research of the DC arc Furnace.
把焊接电弧作为一个发尘点源，应用大气湍流扩散理论，建立了焊接过程中烟尘扩散的数学模型。
A mathematical model of fume diffusion in welding process was founded by considering welding arc as a spot source of generating fume and supplying the turbulent diffusion theory.
在建立的喷口电弧二维磁流体动力学数学模型的基础上，开发了SF_6断路器的CAD软件。
Based on two dimensional MHD mathematical model of nozzle arc, a CAD program is developed for SF6 circuit breaker design.
以磁流体动力学（MHD）为基础建立了三维空气电弧等离子体在外部磁场作用下运动时的数学模型。
The mathematical model of 3-dimentional air arc plasma under the effect of external magnetic field is set up based on magnetic hydro-dynamics(MHD).
对运动电弧作用下脉冲tIG焊接熔池流场与热场动态变化过程建立了三维数学模型。
A three-dimensional numerical analysis model of fluid flow and heat transfer in pulsed current TIG weld pool is developed.
结果表明：用数学模型模拟出的电弧行为特征以及熔池形状与试验结果相吻合。
Computational results of welding arc and pool were close to those of the experiments.
本文叙述了TIG电弧的一个较好的数学模型化研究方法。采用数值解的方法着重计算了各种条件对电弧中等离子流的影响。
A better research method for mathematic modelling of TIG arc is described, which puts emphasis on calculating the effects of various conditions on the plasma jet using numerical solution.
本文建立了开关式TIG焊电源的离散时域数学模型，分析了电弧引燃过程、引弧性能、电流波形特点和电弧稳定性。
The discrete time mathematical model of a switched TIG welding power source is established. The arc ignition process, its property, current wave form and arc stability are analysed.
建立的喷口电弧磁流体动力学(MHD)数学模型，揭示了喷口电弧、热边界区、外部气流场的组成结构。
The structure of nozzle arc, thermal boundary region and gas flow is revealed through establishing magnetohydrodynamics (MHD) model.
建立的喷口电弧磁流体动力学(MHD)数学模型，揭示了喷口电弧、热边界区、外部气流场的组成结构。
The structure of nozzle arc, thermal boundary region and gas flow is revealed through establishing magnetohydrodynamics (MHD) model.
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