Qunfeng Li

An improved V-A characteristics of switches and its application in coupled field-circuit simulation of permanent magnet brushless DC motor

Shuhong Wang, Jie Qiu, Luhuai Zhao, 2004, The 4th International Power Electronics and Motion Control Conference, 2004. IPEMC 2004..

Analytical calculation of air-gap magnetic field distribution and instantaneous characteristics of brushless DC motors

Xinghua Wang, Qingfu Li, Qunfeng Li, 2003 .

An equivalent circuit and simulation analysis of magnetically-saturated controllable reactors

Qingfu Li, Qunfeng Li, Mingxing Tian, 2003, Sixth International Conference on Electrical Machines and Systems, 2003. ICEMS 2003..

A controllable reactor of transformer type

Qingfu Li, Qunfeng Li, Mingxing Tian, 2004 .

Calculation of current-limiting reactors and simulation analysis of a controllable reactor of transformer type

Qingfu Li, Qunfeng Li, Mingxing Tian, 2003, Sixth International Conference on Electrical Machines and Systems, 2003. ICEMS 2003..

Orthogonal-core type variable inductor

Qingfu Li, Qunfeng Li, Mingxing Tian, 2003, Sixth International Conference on Electrical Machines and Systems, 2003. ICEMS 2003..