3Yuji,Yoshitaka Sunaga.Study on Reduction in Electric Field,Charged Voltage,ion Current and Ion density under HVDC Transmission Lines by Parallel Shield Wires[J].IEEE Trans.on Power Delivery.1989,4(2):1 351-1 359.
10IEEE Std 1862TM-2014 IEEE recommended practice for overvoltage and insulation coordination of transmission systems at 1 000 kV AC and above[S], 2014.