Why Mazda Built The Three-Rotor 20B Engine (And Used It Just Once)

Find out how emissions regulations killed Mazda's three-rotor 20B Wankel rotary engine, just as it was getting started in the ...
IEEE

Multi-Vector-Based Model Predictive Torque Control for a Six-Phase PMSM Motor With Fixed Switching Frequency

Abstract: This paper proposes a multi-vector-based model predictive torque control with fixed switching frequency for a six-phase permanent-magnet synchronous machine to improve its steady-state ...

How Did The Buick Nailhead V8 Get Its Name?

The name "Nailhead" comes from the tiny valves Buick used in trying to make a V8 as slim as possible. The engine also was ...
IEEE

Design of Speed Control and Reduction of Torque Ripple Factor in BLdc Motor Using Spider Based Controller

Abstract: It is a very difficult process to achieve smooth drivers for the motor operating under variable speed mode. In brushless direct current motor (BLdc) when back electromotive force waveform is ...
American Machinist

Motor Spindles Offer High Speeds and High Torque

SAUTER FEINMECHANIK is presenting a motor spindle series for driven tools with particularly high-power density. The motor spindles are suitable for turning-milling centers as well as three- and ...