[PDF] Top 20 Modern improvement techniques of direct torque control for induction motor drives - a review

... three-phase induction machines (IMs) occupy a prominent ...industrial control systems use induction motors [2], which have gradually taken the place of DC machines because of their good performance: ... See full document

... industry. Induction motors play a very important role in both worlds, because of low cost, reliable operation, robust operation and low ...of induction motors which are the wounded rotor and squirrel-cage ... See full document

... The torque ripple generates noise and vibrations, causes errors in sensor less motor ...and torque ripple in classical direct torque control is the presence of hysteresis ... See full document

... Speed Drives (ASD) by Permanent Magnet (PM) motor since the PM machines have better efficiency and higher torque ...the induction motors can still be a valid solution for ...optimisation ... See full document

... The induction motor or asynchronous is the most widely used electrical ...independent control of torque and flux separately excited dc drives are simpler in ...the induction ... See full document

... electrical drives with Induction machines in Industry applications is a novel PWM based Direct Torque Control of Induction motor ...and Torque ripple is observed in ... See full document

... dc drives are simple when compared to the ac ...of control and estimation of ac drives arises due to dynamics of ac machines, variation in machine parameter and processing of feedback signals in ... See full document

... Abstract— Direct torque control is a control technique used in AC drive system to obtain high performance torque ...and torque estimator and voltage look-up table. The ... See full document

... linearization Direct Torque Control (DTC) based on space vector modulation (SVM) which can be noticeably reduce electromagnetic torque and stator flux ripples that affect Induction ... See full document

... Three-phase induction machine in industry is mostly used for speed ...speed control ac drives are used which require a power electronic converter for their supply (mostly an inverter with a dc link), ... See full document

... study, direct torque control (DTC) of induction motor is evaluated based on space vector modulation ...to control machine with utilizing torque and flux of motor ... See full document

... and torque track their reference values within the limits of two hysteresis bands with two hysteresis comparators and a switching table to obtain quick dynamic ...response. Torque and current ripples with ... See full document

... and control parameters are designed from the plant step ...high control signal that is required for the adequate performance of the ...based techniques such as frequency response methods, Root locus ... See full document

... Abstract:- Induction motors are most widely used motors due to their reliability, robustness and low ...an induction motor on the stationary reference ...effective motor output variables ... See full document

... predictive control, high sampling frequencies are required to meet any specific power qual- ity requirements ...used control platforms, but the impact of this issue will reduce as microprocessor technology ... See full document

... DC motor (BLDC) drives has received enormous attention due to its excellent dynamic response, high efficiency, wide speed and high torque capability ...BLDC motor is the best option among ... See full document

... classical direct torque control strategyis a closed loop control scheme, the important elements of the control structure being: the power supply circuit, a three phase voltage source ... See full document

... conventional direct torque control (DTC), the selection of flux linkage and electromagnetic torque errors are made within the respective flux and torque hysteresis bands, in order to ... See full document

... The control circuit of the proposed scheme consists of a Digital Signal Controller ...the control attributes of a Microcontroller (MCU) with the computation and throughput capabilities of a Digital Signal ... See full document

... The induction motor draws the rated current and delivers the rated torque at the base ...The motor can take up to 2.5 times the rated torque with around 20% drop in the ...the ... See full document