[PDF] Top 20 Reduce Torque Ripple of IM by Approach Method DTC
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Reduce Torque Ripple of IM by Approach Method DTC
... improving torque ripple with almost fixed switching ...improvement torque ripple, the reduction of the THDI and optimization of consump- tion quality of IM ...the torque and ... See full document
10
Improving the Torque Characteristics of Interior PM Synchronous Motor Using an Asymmetric on-off Method on the Rotor Surface
... improved torque profile have been ...this method, in some designs, the average torque can be increased, yet the torque ripple is still ...in torque ripple, yet with lower ... See full document
11
A Model Predictive Control to Reduce Torque Ripple for Brushless DC Motor with Inbuilt Stator Current Control
... Abstract Torque-Ripple control of brushless DC motor has been the main obstacle in drive system in which speed fluctuation, vibration and acoustics noise should be ...and torque-ripple can be ... See full document
9
A New Switched Reluctance Motor Design to Reduce Torque Ripple using Finite Element Fuzzy Optimization
... the torque ripple produced by SRM is an important disadvantage and causes some limitations in its ...the torque ripple may be studied and reduced; some methods use control and drive strategies ... See full document
6
Advanced Technique to Improve Dynamic Response of a Direct Torque Controlled Induction Motor
... the torque wave forms, it shows that the SVM-DTC scheme based on input – output linearization can reduce torque ripples obviously ...estimation method is still validate very ... See full document
6
DIGITAL SIMULATION OF MULTILEVEL INVERTER FED INDUCTION MOTOR DRIVE
... A nine level inverter consists of a series H-bridge inverter units connected to three phase induction motor. The general function of this multilevel inverter is to synthesize a desired voltage from several dc sources. ... See full document
7
Reduction of Torque Ripple method for Small Inductance Brushless DC Motor
... electromagnetic torque and the stator flux through the application of suitable combinations of the control signals of the inverter ...and torque control ...the torque ripple [11]-[13].To ... See full document
11
A New approach for minimization of torque ripple in 8/6 switched reluctance motor
... popular in various industries because of increasing cost of permanent magnet as it has concentrated winding on each and every pole also it has salient structure therefore SRM is a low cost extremely robust variable speed ... See full document
5
Imposed weighting factor optimization method for torque ripple reduction of IM fed by indirect matrix converter with predictive control algorithm
... of torque than speed has made direct torque control (DTC) as an important control algorithm for induction motor with variable speed drives due to its fast transient ...based DTC has some ... See full document
16
Research on Torque Ripple Optimization of Switched Reluctance Motor Based on Finite Element Method
... this method is that the torque ripple can only be reduced in one direction, and the average torque is ...torque ripple. The effects of four different rotor tooth profiles on ... See full document
9
A Novel Space Vector Pulse Width Based High Performance Variable Structure Direct Torque Control Evaluation of Induction Machine Drives
... conventional DTC are high torque ripple and slow transient response to the step changes in torque during start- ...the torque performance. One of them is to reduce the ripples is ... See full document
6
Reduction in Commutation Torque Ripple in Sensor less BLDC Motor Fed by Pvcells Using Fuzzy Logic controller
... direct torque control (DTC) scheme is suggested in [6]. The proposed DTC, however, needs arithmetic calculations for the extracting torque and flux compensation term that can add further ... See full document
7
The Influence of DC-Link Voltage on Commutation Torque Ripple of Brushless DC Motors with Two-Segment Pulse-width Modulation Control Method
... current ripple to be generated in the drive system of brushless DC (BLDC) ...to torque ripple that causes mechanical vibration and acoustic noise which are undesirable phenomenon in some ...new ... See full document
8
Novel Direct Torque Control Based on Space Vector Modulation with Adaptive Stator Flux Observer for Induction Motors using ANFIS Puttu Lakshmi 1, J. N. Chandra Shekar2 , A. Lakshmi Devi 3
... Coordinate torque control in view of space vector modulation (DTC- SVM) save DTC transient benefits, besides, create better quality steady state execution in a wide speed ...SVM method is ... See full document
7
Direct torque control of brushless DC drives with reduced torque ripple
... The rotor position board is simply an interface between the DSP and the rotor position sensors, which are simply three Hall devices, the rotor position being obtained by linear interpreta- tion [18]. Although this may ... See full document
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
... Direct Torque Control (DTC) technique has a feature of precise and quick torque ...In DTC, the generation of inverter switching state is made to restrict the stator flux and electromagnetic ... See full document
5
Plugging Operation and Constant Switching Frequency Approach to Direct Torque Controlled Induction Motor Drives for Performance Improvement
... direct torque control (CDTC) is known to produce quick and robust response in induction motor ...notable torque, flux, and current pulsations occur. They are reflected in torque estimation, speed ... See full document
11
Direct Torque Control Strategy Based on the Emulation of Six-Switch Inverter Operation by a Four-Switch Inverter Using an Adaptive Fuzzy Controller
... direct torque control strategy is proposed by Takahashi and Depenbrock [1, 2] in the middle of ...dynamic torque response and (iii) high robustness and stability against the load torque variations ... See full document
11
Reduced Torque and Flux Ripple by Hysteresis Band based Bus Clamped Direct Torque Control of Induction Motor
... conventional DTC (CDTC) and two level torque hysteresis band control based bus clamping DTC (2L THB BCDTC) of induction motor is ...based DTC induction motor drive called four level hysteresis ... See full document
8
Direct Torque and Flux Control of Induction Motor Using Intelligent Technique
... for IM are ...flux, torque and stator current for the starting process with [5, 7, 3] Nm load torque applied and a constant command flux of ...electric torque of the C_DTC, FL_DTC ... See full document
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