Ruigen Niu

A novel LCL filter parameter design method basing on resonant frequency optimization of three-level NPC grid connected inverter

Ning Li, Wei Guo, Wanjun Lei, 2014, 2014 International Power Electronics Conference (IPEC-Hiroshima 2014 - ECCE ASIA).

Novel Carrier-Based PWM Strategy of a Three-Level NPC Voltage Source Converter without Low-Frequency Voltage Oscillation in the Neutral Point

Wanjun Lei, Zhaoan Wang, Ruigen Niu, 2014 .