Motor Control

Motor Control:

AC DC Converters : AC DC Converters – The naturally commutated phase-controlled converter is a common type …


AC Motor Control : AC Motor Control – The only way to control the speed of a …


Block Diagram of Electrical Drive System : Electrical Drives – Invention of thyristor led to emergence of …


Comparison of Modern Devices : Comparison of Modern Devices – SITH is the largest power device and …


DC Motor Control through Choppers : DC Motor Control through Choppers – For controlling a dc motor …


DC Motor Control through Converters : DC motor control is conveniently and efficiently achieved by phase-controlled converters …


Forced Commutation : It was observed from the discussion on choppers and inverters that in thyristor systems …


Gate Turnoff Thyristor Symbol : A Gate Turnoff Thyristor Symbol (GTO), unlike the SCR, has the additional …


IGBT Transistor Circuit : IGBT Transistor Circuit or Insulated Gas Bipolar Transistor: An IGBT Transistor Circuit or Insulated Gas Bipolar Transistor is …


MOS Controlled Thyristor Symbol (MCT): An MOS Controlled Thyristor Symbol is a thryristor-like trigger-into-conduction device that can …


Motor Control by Static Power Converters : Motor Control by Static Power Converters – Power electronics is …


Phase Control of Induction Motor : Figure 11.44 shows the schematic representation of  3 Phase Control of …


PNP Power Transistor Circuits : PNP Power Transistor Circuits are now available in ratings suitable for motor …


Power Converters : Power Converters – Since the introduction of the thyristor, the converter technology has progressed …


Power Darlington Transistor Circuit : Power Darlington Transistor Circuit – A Darlington-connected transistor pair is shown in …


Power MOSFET Symbol : The power metal oxide semiconductor field-effect transistor (MOSFET) is a device derived from …


Pulse Width Modulation Inverter : In presenting the arguments here attention will be focussed on a single-phase …


Semiconductor Rectifier Diode Definition : Semiconductor Rectifier Diode Definition – The main devices normally employed for motor …


Silicon Controlled Rectifier Construction and Working : This semiconductor switching device is also known as a thyristor. …


Single Phase Bridge Inverter : A serious disadvantage of the Single Phase Bridge Inverter of Fig. 11.46 …


Single Phase Half Bridge Inverter with RL Load : Figure 11.46(a) gives the circuit configuration of a …


Sinusoidal Pulse Modulation : In Sinusoidal Pulse Modulation the pulse-width instead of being uniform as in the …


Static Induction Thyristor (SITH): An Static Induction Thyristor or SI-thyristor is a self-controlled GTO-like on-off device commercially …


Static Induction Transistor Symbol (SIT): An Static Induction Transistor Symbol is a high-power high-frequency device and is …


Static Kramer Drive : The Static Kramer Drive variable-speed drive system shown in Fig. 11.43 consists of …


Static Scherbius Drive Circuit Diagram : A basic scheme of a Static Scherbius Drive Circuit Diagram converter …


Three Phase Bridge Inverter : Three Phase Bridge Inverter – The basic 3-phase inverter is a six-step …


Three Phase Converters : Large-kW motors are fed from 3-phase supply through three Phase Converters. In a …


Thyristor Motor Control : Thyristor Motor Control – A variety of thyristor control circuitry has been devisd …


Vector Control of an Induction motor : Vector Control of an Induction motor – The sole idea …


Voltage and Harmonic Control of Inverters : In applying Voltage and Harmonic Control of Inverters for motor …