Analyzing the variation of the nozzle arcparameters at current zero, in addition, analyzing the breaking property of the studied circuit breaker on the basis of the theory.
分析了电流过零时喷口内电弧参数变化的原因，此外，从理论上对所研究的断路器的开断性能进行了分析。
2
Based on basic theory of maximum error minimum method, double arcparameters for normal tooth outline in rectangle spline hob are optimized to obtain tooth outline in workpiece with minimum error.
To achieve this objective, in-depth study is needed on the growth mechanism of carbon nano-materials by arc discharge in liquid and the effect of various arcparameters and external magnetic fields.