sensorless vector-controlled induction motor drives
Model Reference Adaptive System Sensorless Vector Control of an Induction Motor Using a Novel Fractional Order PI Controller Adaptation Mechanism Aamir Hashim Obeid Ahmed, Giddani Kalcon, Nagm Eldeen Abdo Mustafa Hassanain
... independently controlled so as to achieve a decoupled ...techniques, vector controlled induction motors have proved to outperform the DC ...the induction motor has replaced the ...
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Speed Sensorless Vector Control Of Induction Motor Using Reduced Order Extended Kalman Filter
... The induction machine is the heart of the most widely used form of electrical AC ...drive. Induction motor can be considered as the workhorse of the ...industry. Induction motors are ...
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Online Stator and Rotor Resistance Estimation Scheme Using Sliding Mode Observer for Indirect Vector Controlled Speed Sensorless Induction Motor
... rotor resistances that change with temperature and skin effects, [5, 6]. It is clear that when this parameters varies, decoupling between the flux and torque components of stator currents is lost and hence the ...
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SPEED CONTROL OF THREE PHASE INDUCTION MOTOR By SENSORLESS VECTOR
... thyristor controlled rectifiers to provide high performance torque, speed and flux ...IM drives use mainly PWM techniques to generate a poly phase supply of a given ...these induction motor ...
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DESIGN AND MODELLING OF SENSORLESS VECTOR CONTROLLED INDUCTION MOTOR USING MODEL REFERENCE ADAPTIVE SYSTEMS
... the motor. The three phase variable speed IM drives are therefore encouraged to be used in the industry today as an attractive solution forever increasing electricity generation ...related Vector ...
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A Variable Speed Sensorless Induction Motor Drive Using DC Link Measurements
... of vector control in the beginning of 1970s and the demonstration that an induction motor can be controlled like a separately excited dc motor brought renaissance in the high ...
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MRAS and Adaptive Observer Techniques for Speed Estimation in Sensorless Vector Control Induction Motor Drive
... present induction motor drives dominates the world market by its special features such as simplicity, ruggedness, efficiency, low cost ...this induction motor is also known as “WORK ...
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Controlled Transient Torque Production in Vector Controlled Induction Motor Drives Using Reduced Order Observer
... In the last decade, many researches have been carried out on the design of sensorless control schemes of the induction motor. In [1] a field-oriented control scheme not requiring any shaft transducer ...
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Vector Controlled Sensorless Estimation and Control of Speed of Induction Motors
... Fig.3 Vector Control Drive with the proposed X-MRAC The algorithms have been found to be stable in all the four quadrants of ...The vector controlled induction motor drives are ...
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Sensorless Control of Induction Motor Drives at Low Speed Using Fuzzy Logic Control
... of Induction motor ...robustness, induction motors have many applications in ...of induction motor is more important to achieve maximum torque and ...control, vector control, ...
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Plugging Operation and Constant Switching Frequency Approach to Direct Torque Controlled Induction Motor Drives for Performance Improvement
... for Induction Motor Sensorless Drive in which he realized that DTC-SVM strategy realizes almost ripple-free operation for the entire speed ...voltage vector is applied during one sampling ...
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MINIMIZATION OF ELECTRICAL LOSSES IN A VECTOR CONTROLLED INDUCTION MACHINE DRIVE
... are two separate currents at work inside a DC motor. One is called the armature current and the other is known as the field current. The construction of a DC motor, as depicted in figure 3.1, is such that ...
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Robust sensorless vector control of induction machines
... which motor mechanical sensors are not available. This has led to sensorless control of AC machines, a field of research during the past decade ...[3-13]. Sensorless control of induction ...
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An application of observer for position sensorless stepper motor drives
... electric motor controller for a hybrid electric vehicle ...the motor continues working safely. The motor model is used for estimating the currents and the phase are estimated using Luenberger ...
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Open Circuit Fault Diagnosis in Fuzzy Based Voltage-Source Inverters for Vector Controlled Induction Motor Drives
... in the motor itself. The most common inverter topology used in these systems and also in power quality applications is voltage-source inverter. Taking into account their complexity, these power converters are very ...
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Direct Flux Vector Control of Induction Motor Drives with Maximum Efficiency Per Torque
... 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 ...
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Proposed Vector-Controlled Two-Phase Induction Motor as A Replacement for Single Phase Induction Motor
... SINGLE-phase induction motors (SPIMs) are employed widely in the fractional power range, particularly in house- holds where a three-phase ac electrical supply is not ...two-phase induction machines are ...
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STUDIES ON IMPROVING TEXTURE SEGMENTATION PERFORMANCE USING GENERALIZED GAUSSIAN MIXTURE MODEL INTEGRATING DCT AND LBP
... To highlight the performance and benefits of the sliding mode observer presented before, we propose in this part to implement this observer in a control without mechanical sensor. Then we are interested to a ...
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FORECASTING AUDIENCE OF MOTION PICTURES CONSIDERING COMPETITIVE ENVIRONMENT
... the motor speed due to its low cost, simple at use, and easy at ...the induction motor response by adjusting the PI parameters in both the voltage and current controllers of the ...
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High performance speed of the induction motor drives by the predictive control using space vector modulation
... This paper investigates the application of the generalized predictive control (GPC), in order to control the speed of the induction motor. This application is based on four main ideas : reproducing decision ...
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