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Direct Torque Control with Space Vector Modulation (DTC-SVM) of ...

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List <strong>of</strong> symbol<br />

Subscripts<br />

A , B , C - denote arbitrary phase quantities in a system <strong>of</strong> natural coordinate ABC. , ,<br />

d , q - arbitrary direct and quadrature components in a system <strong>of</strong> rotor coordinate dq. ,<br />

α , β - arbitrary alpha and beta components in a system <strong>of</strong> stator coordinate α,<br />

β .<br />

x , y - denote arbitrary components in a system <strong>of</strong> general coordinate x,<br />

y .<br />

.. r - denotes value <strong>of</strong> rotor<br />

.. s - denotes value <strong>of</strong> stator<br />

.. _max - maximum value<br />

.. _min – minimum value<br />

.. _ ref - reference value<br />

.. _ est - estimated value<br />

.. _ amp -amplitude value<br />

.. _ rms - root mean square value<br />

.. _ LL - line to line value<br />

* - reference value<br />

^ - estimated value<br />

Abbreviations<br />

RSM – reluctance synchronous motor<br />

BLDCM – blushless DC motor<br />

PMSM – permanent magnet synchronous motor<br />

IPMSM - interior permanent magnet synchronous motor<br />

SPMSM - surface permanent magnet synchronous motor<br />

EMF – electro-magnetic force<br />

VSI - voltage source inverter<br />

<strong>SVM</strong> – space vector modulator<br />

PWM – pulse width modulation<br />

PWM-VSI – voltage source inverter <strong>with</strong> PWM<br />

<strong>DTC</strong> - direct torque control<br />

<strong>DTC</strong>-<strong>SVM</strong> - direct torque control <strong>with</strong> space vector modulator<br />

RFOC - rotor field oriented control<br />

SFOC - stator field oriented control<br />

CTAC - constant torque angle control<br />

MTPAC - maximum torque per ampere control<br />

UPFC - unity power factor control<br />

CSFC - constant stator flux control<br />

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