By measuring the cooling curve and quench severity of quenching oil at various flow rates, the relationship among the hardening capacity, quench severity and flow rate was established.
对淬火油在不同流速下的冷却曲线和淬火烈度进行了测量，建立了硬化能力、淬火烈度与介质流速三者之间的关系。
With increasing of nitrogen pressure, the cooling capacity of nitrogen, the cooling velocity and hardness of the workpieces after quenching are improved.
随着氮气压力的提高，气体的冷却能力、工件的冷却速度、工件淬火后的硬度等都得到了不同程度的提高。
The results show that proper quenching not only increase discharge capacity greatly but also can improve cycle stability and discharge voltage property.
结果表明，合适的快淬速度不仅可以大幅度的提高放电容量，而且明显的改善合金的循环稳定性和放电电压特性。
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