Analysis of Limiting Measures of Three-phase Short-circuit Current of 500kV Intensive Receiving-end Power Grid in the Early Stage of UHV ConstructionXiao Hang Zhang, Si Qing Sheng, Fu Qiang Li, Yu Ou Hu, Wen Chao Zhang and Yan PanMATEC Web Conf., 63 (2016) 01039DOI: https://doi.org/10.1051/matecconf/20166301039