[PDF] Top 20 Speed and torque controls of brushless direct current motor

Speed and torque controls of brushless direct current motor

... the speed control performance of the BLDC machines to its ...proposed Speed and Torque Controls is chosen as it gives better controlling mechanism on the speed, phase currents and ... See full document

24

Bat algorithm optimized fuzzy PD based speed controller for brushless direct current motor

... based speed controller for Brushless DC motor has been ...set speed conditions are considered, and the performances are ...of Brushless DC motor has been fabricated and ... See full document

23

Hybrid fuzzy proportional integral derivative controller (F PID C) for control of speed brushless direct current motor (BLDCM)

... can heuristically be represented in terms of time: ‘P’ is dependent on the current error; ‘I’ depends on the accumulated previous errors; ‘D’ utilizes the current rate f error to forecast the future error ... See full document

45

Design and Development of a Brushless Direct Current Motor

... cogging torque also go down, thus making them an ideal fit for low speeds too (when permanent magnets on rotor and tooth on the stator align with each other then, because of the interaction between the two, an ... See full document

6

Brushless Direct Current Motor Control for Inspired Flight

... the motor, but when it is stopped, getting it started is a whole different ...the motor has no idea what position the motor is in, therefore it doesn’t know what commutation to start ...a ... See full document

30

Speed and Torque Ripple Reduction of the Brushless DC Motor using Voltage and Current Controller

... signal, current control of BLDC motor can be done ...the current within adjustable limits is used to regulate instantaneous current in each phase of brushless dc ...derive speed ... See full document

10

Filtered SCR Brushless DC Motor Speed Controls

... allow motor speed to be manually or electronically controlled . Motor direction of rotation, braking or disabling, and soft starts and stops can be controlled with manual switch inputs or by logic ... See full document

24

Modeling and simulation of direct torque control of brushless DC motor drives

... ABSTRACT Direct Torque Control (DTC) operates in two-phase conduction mode; where only two-phase produce switching at one time while the switching in conventional Torque Hysteresis Controller (THC) ... See full document

24

Speed Control of BLDC Motor with Direct Torque Control

... the speed of the BLDC motor over a wide ...variable speed drives using brushless DC ...the torque, ﬂux and the optimal inverter switching so as to achieve a fast torque response ... See full document

9

Particle Swarm Optimization Based Direct Torque Control of Brushless DC Motor

... the speed performance of BLDCM ...of Direct Torque Control, which is based both on field oriented control (FOC) as well as on the direct self-control ...offers direct control of stator ... See full document

7

A Compact Fuzzy Controller for Sensorless Direct Torque Controlling of Brushless DC Motor

... Position Speed, Estimator, Fuzzy Logic ...variable speed PM motor drives for vitality sparing applications, for example, aeration and cooling systems and fridges ...impelling motor drives, ... See full document

8

Implementation Of Direct Torque Control Of Brushless Dc Motor Utilizing Digital Signal Processor

... induction motor drives received lots of attention from researchers, and motor drive ...controller, torque and flux estimator, switching table and a three phase voltage source ...DTC, torque ... See full document

24

Direct torque control of brushless DC drives with reduced torque ripple

... phase current waveform inherently follows the inverse of the back-EMF waveform within each 60 electrical sector of the 120 electrical conduction period so as to maintain the electromagnetic torque ...BLAC ... See full document

11

Torque Ripple Suppression Control of Bearingless Brushless DC Motor in Wide Speed Regulation Range

... However, torque ripple exists inevitably due to the current commutation of the BBLDC motor and the wide range of speed changes when the ﬂywheel energy storage system charges and ...the ... See full document

15

Mitigation of Torque for Brushless DC Motor: Modeling and Control

... of Torque for Brushless DC Motor: Modeling and Control ...of brushless dc motors, flux distribution is assumed trapezoidal and fed current is controlled rectangular to obtain a desired ... See full document

5

Investigations on Direct Torque and Flux Control of Speed Sensorless Induction Motor Drive

... MRAS SPEED ESTIMATOR FOR DTFC OF A SPEED SENSORLESS IMD The speed sensors used in DTFC of an IMD are for rotor speed/position ...These speed/position sensors have major drawbacks. ... See full document

264

Speed Control of an Induction Motor Using Ga Based Direct Torque Control

... Direct torque control (DTC) is a vector control strategy and it became very popular from previous two ...dynamic torque response, simple structure, no coordination transformation required and absence ... See full document

11

Current Source Inverter Fed High Speed Permanent Magnet Brushless DC Motor

... Fig.8 motor efficiency various load torque ...high speed PM motor drive system with the ratings of 5 kW and 15000 rpm has been ...eddy current loss in the metallic ...the motor ... See full document

8

Direct Torque And Speed Control Of A Control

... and torque ripple is greatly ...variable speed and keeping the accuracy at a set speed is ...the motor shaft, and this happens in fans, pumps, air compressors and blowers, which demand ... See full document

7

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 ...stator current can ... See full document

9