power-width PWM inverter

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• Inverter (electrical) — An inverter is an electrical device that converts direct current (DC) to alternating current (AC)[1]; the converted AC can be at any required voltage and frequency with the use of appropriate transformers, switching, and control circuits. Solid… …   Wikipedia

• Pulse-Width-Modulated (PWM) Wave Inverter —   A type of power inverter that produce a high quality (nearly sinusoidal) voltage, at minimum current harmonics.   *** (PWM)   PWM inverters are the most expensive, but produce a high quality of output signal at minimum current harmonics. The… …   Energy terms

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• Vector control (motor) — Vector control (also called Field Oriented Control, FOC) is one method used in variable frequency drives to control the torque (and thus finally the speed) of three phase AC electric motors by controlling the current fed to the machine.MethodThe… …   Wikipedia