High Power Laser and Particle Beams, Volume. 33, Issue 9, 093001(2021)
Study on GIC algorithm of railway traction power supply system under action of late time HEMP
Figures & Tables(10)
Fig. 3. Calculation process of E3 induced electric field based on layered earth conductivity model and plane wave theory
Fig. 5. Calculation example of direct power supply traction power supply system with return line
Fig. 8. Geodetic conductivity model and catenary GIC calculation results
Table 1. Example parameters of traction power supply system with return line
View tableView in ArticleTable 1. Example parameters of traction power supply system with return line
equipment name equipment type DC resistance overhead catenary CTM-120 0.186 Ω/km carrier cable JTM-95 0.244 Ω/km return line LBGLJ-240 0.121 Ω/km rail P-50 0.032 Ω/km traction transformer D11-QY-40000/220 Rqy=0.0197 Ω on board transformer TBQ4-4760/25 Rdc=0.5165 Ω traction transformer grounding resistance — Rjd1=0.21 Ω rail grounding resistance — Rjd=0.163 Ω
Table 2. GIC calculation results of traction power supply system with return Line
View tableView in ArticleTable 2. GIC calculation results of traction power supply system with return Line
variable parameter parameter value GIC (Ijc) minimum and maximum value/A θ 0° [−8.73，90.7] 45° [−6.17，64.13] 90° 0 D 5 km [−3.72，38.64] 15 km [−7.88，81.89] 25 km [−8.73，90.7]
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Zhiwei Gao, Yuxiang Zhou, Siyi Zhu. Study on GIC algorithm of railway traction power supply system under action of late time HEMP[J]. High Power Laser and Particle Beams, 2021, 33(9): 093001
Paper Information
Category: High Power Microwave Technology
Received: Mar. 1, 2021
Accepted: --
Published Online: Oct. 9, 2021
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