direct-torque-controlled drives
Modified switching-table strategy for reduction of current harmonics in direct torque controlled dualthree-phase permanent magnet synchronous machine drives
... machine drives has considerably increased, especially for high*power and/or high*current applications such as aerospace applications, ship propulsion, electric/hybrid vehicles, and renewable energy ...the ...
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High-Performance Advanced Discontinuous PWM Algorithm for Direct Torque Controlled Induction Motor Drives for Reduced Ripple.
... The proposed DTC retains all the advantages of the CDTC, in addition to this gives enhanced performance in high modulation regions which is a limitation with CSVPWM based DTC. Addition of slip speed to the actual speed ...
16
Performance Improvement of Direct Torque Controlled Interior Permanent Magnet Synchronous Motor Drives Using Artificial Intelligence
... Abstract: The main theme of this paper is to present novel controller, which is a genetic based fuzzy Logic controller, for interior permanent magnet synchronous motor drives with direct torque ...
7
Plugging Operation and Constant Switching Frequency Approach to Direct Torque Controlled Induction Motor Drives for Performance Improvement
... Giovanni Serra, Domenico Casadei, Angelo Tani, Luca Zarri and Francesco Profumo introduced the “Performance Analysis of a Speed-Sensorless Induction Motor Drive Based on a Constant-Switching-Frequency DTC Scheme” and ...
11
Speed Control of Five-Phase Induction Machine using Direct Torque Control K.Sesha Reddy, II K.Srinivasa Rao, III C.Rami Reddy, IV SI Khaleel
... and torque variables are not directly controlled if SVM-DTC is ...provides direct control of the stator flux and electromagnetic torque through optimum selection of the inverter states in each ...
5
Stator Resistance Estimation Utilizing Real and Reactive Power for Direct Torque Controlled Induction Motor Drives
... Fig. 1 describes the importance of various estimators in direct torque controlled IM drives especially stator resistance estimator. The correct stator resistance estimation assumes importance ...
7
Review OF Modified Direct Torque Control Of Induction Motor Drives
... better torque response it necessary to meet the demand of flux and more than two vectors are required to meet the demands of the flux, and if they are meet then we get better torque ...and torque, ...
5
Influence and compensation of inverter voltage drop in direct torque-controlled four-switch three-phase PM brushless AC drives
... electromagnetic torque were measured at the beginning of the test duration with inertial load applied (25% of full load) and at the end of every half hour period ...
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Improved Direct Torque Control for Induction Machine Drives Based on Fuzzy Sector Theory
... new direct torque controlled IM drive algorithm based on fuzzy logic is proposed to improve the performance of the drive in terms of ripple ...
9
Performance evaluation of constant frequency torque controller based and SVM based of direct torque control of induction motor drives
... high torque ripple and variable switching frequency of the ...band, controlled duty cycle technique and use of space vector modulation (DTC-SVM) ...frequency torque controller was used to replace the ...
6
Modeling and simulation of direct torque control of brushless DC motor drives
... of Direct Torque Control was introduced in the mid 1980's ...and torque able to be controlled instantenously using the respective producing current ...and torque can be ...
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Modern improvement techniques of direct torque control for induction motor drives - a review
... Several studies have suggested the application of the ANN technique to select the states of the voltage inverter switches used to power the DTC-controlled IM [107– 112]. The idea is always to replace the ...
12
A New Direct Torque Control Strategy for Induction Motor Adjustable Speed Drives
... and torque are easily controlled by the stator and rotor current, ...electrical drives, since with this type of control the robust induction machine can be controlled with a high ...The ...
6
Torque Ripple Minimization of Matrix Converter-Fed PMSM Drives Using Advanced Direct Torque Control
... In Model Predictive Control [21], the current control input is attained by solving at each sampling instant an inhibited optimal control problem based on the predictions delivered by an internal model of the ...
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Direct Torque Control with Sliding mode Feedback Linearization for SVM Inverter Fed Induction Motor Drives
... variables: torque, stator flux, rotor flux and other flux-dependent ...the torque and stator flux magnitude as dissociate state ...and torque are controlled by the new DTC scheme and the ...
10
Direct Torque Control of Induction Motor Drives
... (IM) drives controlled with the vector control method has mostly accepted in the ...the Direct Torque Control (DTC) method provides robust and fast torque response without such ...
7
Direct torque control induction motor drives
... A direct torque controlled induction motor drive has been manufacturer commercially by ABB since the mid-1990s ...the direct torque controller developed by ABB, the optimum inverter ...
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Improved Performance of Direct Torque Control of Induction Motors
... (Direct Torque Control) is characterized, as deduced from the name, by directly controlled torque and flux and indirectly controlled stator current and ...vector-controlled ...
7
Direct torque control of brushless DC drives with reduced torque ripple
... (BLDC) drives [1], [2] are used extensively for many applications, ranging from servos to traction ...is controlled by a pulsewidth-modulation (PWM) inverter to have a sinusoidal waveform and vector control ...
11
Simulation of speed control brushless dc motor using gaussian fuzzy logic controller
... Three windings on each commutation have different function. First windings will energized to positive power (current inflow into the winding), the second winding for negative (current out flow the winding) and the last ...
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