Zhu Donghai,Zhou Shiying,Zou Xudong,Kang Yong.Improved Design of PLL Controller for LCL-Type Grid-Connected Converter in Weak Grid[J].IEEE Transactions on Power Electronics,2020.
Xiongfei Wang,Frede Blaabjerg.Harmonic Stability in Power Electronic-Based Power Systems: Concept, Modeling, and Analysis.[J].IEEE Trans. Smart Grid,2019.
Rygg, Atle,Molinas, Marta,Zhang, Chen,Cai, Xu.A Modified Sequence-Domain Impedance Definition and Its Equivalence to the dq-Domain Impedance Definition for the Stability Analysis of AC Power Electronic Systems[J].IEEE journal of emerging and selected topics in power electronics,2016.
Sun, J..Impedance-Based Stability Criterion for Grid-Connected Inverters[J].IEEE Transactions on Power Electronics,2011.
A. G. J. MAcFARLANE,I. Postlethwaite.The generalized Nyquist stability criterion and multivariable root loci[J].International Journal of Control,1977.