Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
Results
Showing 1 to 14 of 14 for “"induction motor drives"”.
-
Direct torque control induction motor drives
… (DTC) strategies to control the operation induction motor (IM). The aim is to control effectively the torque and flux. Torque control of an induction motor base on DTC strategy has been developed and a comprehensively study in this thesis. Direct torque control is the first technology to …
-
Interface issues in induction motor drives
Adjustable speed induction motor drives are used more and more often in industry, particularly as an energy saving measure. Due to the presence of the power electronic drives, nonsinusoidal waveforms, are injected into the electric distribution and the motor, affecting both the motor and the other …
-
The transputer control of induction motor drives
The inherent advantages of the induction motor in variable speed drive applications can now be realised in a cost-effective manner as a result of recent advances in power electronics and microelectronics. This thesis is devoted to the advancement of the use of induction motors in variable speed …
-
Comprehensive loss optimization of induction motor drives
Extensive use of power electronics-controlled induction motor drives over the past few decades has enabled the development of loss minimization control algorithms. With the technological advancements in power semiconductor switching devices such as insulated gate bipolar transistors and gate …
-
A novel parameter compensation scheme for indirect vector controlled induction motor drives
Indirect vector controlled induction motor drives are gaining acceptance because they allow the induction motor to be controlled like a separately excited dc motor, i.e. they achieve decoupling of torque and flux producing currents. But, the effectiveness of these drives is lost as they are highly …
-
Optimal Finite Control Set Model Predictive Control Strategies for Induction Motor Drives
… set model predictive control (FCS-MPC) for motor drives has been vigorously investigated during the past decade for control of current, torque, stator flux linkage, and other performances in a motor drive system. Model predictive torque control (MPTC) and flux control (MPFC) are two popular …
-
Automatic sensor fault diagnosis and controller reconfiguration for induction motor drives sensor fault-tolerance
"Vector controlled induction motor (IM) drives normally incorporates position sensor, phase current sensors, de-link voltage sensor and de-link current sensor. In this research, a sensor fault-diagnosis and fault-tolerance scheme for IM drives is presented that will allow IM drive system to operate …
-
Parameter identification for vector controlled induction motor drives using artificial neural networks and fuzzy principles
… and stator resistances of a rotor flux oriented induction motor drive, with the best possible convergence results using artificial neural networks and fuzzy logic systems. The thesis focuses mainly on identifying the rotor resistance, which is the most critical parameter for RFOC. Limitations of …
-
Implementation of a Digital Signal Processor (DSP) Based Space Vector Control of AC Induction Motor Drives
… Instrument’s TMS320LF2407 DSK (eZdsp), Digital Motor Controller (DMC1500), and the VisSim™/TI C2000 Rapid Prototyper software package and a three-phase AC induction motor. The VisSim™/TI C2000 Rapid Prototyper was extensively used to model an AC induction motor control sub system that generates …
-
The application of vector control to PWM drives
… the performance and behaviour of inverter fed induction motor drive systems, where the main aim of the investigation was to produce a means of simulation, whereby the transient response of drives could be studied in detail.<br/><br/>It is shown that a useful simulation of an inverter drive can …
-
Designing better induction motor drive systems from efficiency, reliability, and power electronics perspectives
Made available in DSpace on 2011-09-23T23:24:17Z (GMT). No. of bitstreams: 3 Bazzi_Ali.pdf: 2434678 bytes, checksum: 06db3ca1f4ac8d1713ef6008460c2613 (MD5) license.txt: 4058 bytes, checksum: 26cc222b4e951df00517cf8c76287640 (MD5) Dissertation_Bazzi.doc: 10374144 bytes, checksum: …
-
Energy efficiency analysis of converter-fed induction motors
Electric motor systems are the largest consumers of industrial electrical energy. As Variable Speed Drives continue to dominate various industrial processes, there is need for stakeholders to fully understand and quantify the converter-fed motor losses over a wide range of operating conditions. …
-
Control Design and Analysis of an Advanced Induction Motor Electric Vehicle Drive
… development and performance enhancement of an induction motor electric vehicle drive system. The fundamental operation of the induction motor drive hardware and control software are introduced, and the different modulation techniques tested are described. A software simulation package is …
-
Condition Monitoring of VSD-fed Induction Motors
Induction motor drives are presently the most fully fledged technology amidst the various motor drives not utilising commutators [1]. They consist of an induction motor (IM) fed from a variable frequency AC inverter. They are mostly used in applications which need good dynamic and steady state …