1. Zeng, Z., Yao, S.Y., Zheng, X.L., et al.: Discussion on intelligent operation and maintenance management mode of relay protection equipment based on mobile internet technology. Power Syst. Prot. Control 47(16), 80–86 (2019). (in Chinese)
2. Li, Z.M., Sun, Z.M., Gu, Q.G., et al.: Smart operation and maintenance system based on situational awareness and assistant decision-making of relay protection device. Power Syst. Prot. Control 48(19), 142–150 (2020). (in Chinese)
3. Qian, H., Jia, S.J., Yang, F., et al.: Intelligent operation and maintenance technology for relay protection equipment based on mobile internet. Smart Power 47(11), 60–66 (2019). (in Chinese)
4. Yang, W.Y., Liu, W., Cui, H.Z., et al.: SG-Edge: key technology of power internet of things trusted edge computing framework. J. Softw. 33(2), 641–663 (2022). (in Chinese)
5. Zhang, X.H., Liu, D.W., Li, B.Q., et al.: Discussion on the functional architecture system design and innovation mode of intelligent power internet of things. Power Syst. Technol. 46(5), 1633–1640 (2022). (in Chinese)