环境友好型直流电缆料聚丙烯绝缘的电树枝研究进展 |
朱乐为,杜伯学 |
Research Status on Electrical Tree of Polymer Insulation Materials in HVDC Cables |
Zhu Lewei,Du Boxue |
图4 不同直流幅值与+25kV脉冲电压相复合时的电树枝长度与生长时间关系图[ |
Fig.4 Relationship between the tree length and the treeing time of different DC amplitudes and +25kV pulse combined voltages[ |
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