IEEE

A Novel Space Vector PWM Technique With Duty Cycle Optimization Through Zero Vectors for Dual Three-Phase PMSM

Abstract: In this paper, a novel space vector pulse width modulation (SVPWM) technique with duty cycle optimization through zero vectors for dual three-phase (3-ph) permanent magnet synchronous ...
IEEE

A Generic Two-Vector Model Predictive Control for Hybrid Multilevel Converters

Abstract: In this article, a generic two-vector model predictive control (TV-MPC) strategy is proposed for the hybrid multilevel converters (HMCs). The proposed method selects two optimal voltage ...
The New York Times

What Declines in Reading and Math Mean for the U.S. Work Force

U.S. employers and colleges are contending with more young people who are behind academically. Some are trying to make up where schools have failed. U.S. employers and colleges are contending with ...
Los Angeles Times

Math crisis began a decade ago and has only worsened, report says

This is read by an automated voice. Please report any issues or inconsistencies here. American students are experiencing a math crisis marked by a decline in scores that began over a decade ago and ...