2H John, Brunke, J Klaus, et al. Elimination of Transformer Inrush Current by Controlled Switching-partI :Theoretical Consideration [J]. IEEE T Power Deliver, APR 2001, 16(2):276-280.
3H John, Brunke, J Klaus, et al. Elimination of Transformer Inrush Current by Controlled Switching-PartⅡ: Application and Performance Considerations[J]. IEEE Power Deliver, APR 2001, 16(2): 281-285.
4IEC 61131-3. Programmable Controllers Ed.2. International Engineering Consortium[S].