Abstract: The three-phase four-switch inverter (TPFSI) has been proven as a cost-effective solution. Nevertheless, TPFSI-fed permanent magnet synchronous motor (PMSM) drive still requires at least two ...
Tuesday marks Day 4 in the bitter teachers strike that has left West Contra Costa Unified students in limbo. But there's some new hope, with the two sides scheduled to return to the bargaining table.