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Showing 1 to 20 of 30 for “"field oriented control"”.
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Polar Field Oriented Control with 3rd Harmonic Injection
<p><strong>Abstract</strong></p> <p>POLAR FIELD-ORIENTED CONTROL</p> <p>with</p> <p>3<sup>RD</sup> HARMONIC INJECTION</p> <p>Martin Todd Hess</p> <p>Field Oriented Control (FOC), also known as vector control, is a widely used and well documented method for controlling Permanent-Magnet Synchronous …
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Speed sensorless field oriented control of ac induction motor using model reference adaptive system
In order implement the vector control technique, the motor speed information is required. Incremental encoder, resolvers and tachogenerator, are used to reveal the speed. These sensors require careful mounting and alignment and special attention is required with electrical noises. Sensorless speed …
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The field oriented control of a permanent magnet synchrounous motor (PMSM) by using fuzzy logic
… of operation, design considerations and control algorithms of the field oriented control (FOC) for a permanent magnet synchronous motor (PMSM) drive system of Fuzzy Logic Controller (FLC) and proportional-integral PI for speed control in closed loop operation. To perform speed control of …
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Field oriented control of permanent magnet synchronous motor with third-harmonic injection pulse width modulation to reduce quadrotors’ speed ripples
… of autonomy as enabled by the use and precise control of motors. Traditional Direct Current (DC) motors are replaced by permanent magnet synchronous motors (PMSM) associated with the new power electronic inverters. Because of a PMSM’s higher power density than a DC motor, it reduces the rotor …
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Modeling and Control Design of Vsi-Fed Pmsm Drive Systems With Active Load
A field-oriented control design and detailed analysis of a VSI-fed PMSM drive system with active load is done through simulations of the system model, using modern simulation software packages. A new control method for the speed tracking control based on the estimation of the load torque profile is …
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Acoustic minimization of Ocean Twilight Zone Vehicle, Mesobot
… The commutation methods analyzed are trapezoidal control and field-oriented control. After analyzing four different alternatives, quantitative evidence was found to recommend using field-oriented control as the commutation scheme to minimize the radiated noise from the thrusters on Mesobot. The …
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Acoustic Minimization of Ocean Twilight Zone Vehicle, Mesobot
… The commutation methods analyzed are trapezoidal control and field-oriented control. After analyzing four different alternatives, quantitative evidence was found to recommend using field-oriented control as the commutation scheme to minimize the radiated noise from the thrusters on Mesobot. The …
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Reuse of hybrid car power systems
… be used outside of the original bulky transaxle. Field oriented control is implemented on a microcontroller which interfaces with the motor/generator and the Prius inverter module. The motor, inverter, and controller are installed on a demonstration vehicle for the purpose of load testing.
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Fault tolerant behavior of advanced control schemes of induction machine drives
… offer energy saving solutions, providing precise control and quick response time. They are required for sensitive process control in industrial applications and other emerging technologies such as electric vehicles. This thesis examines two popular advanced control schemes of variable-speed …
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Modeling of industrial power distribution circuits for voltage sag and fault analysis
… by using a test feeder, with a focus on its control mechanisms. The VFD is controlled with the field-oriented control (FOC) method and tuning procedures are thoroughly discussed. Furthermore, a low-voltage ride-through (LVRT) model is designed to replicate the operational behavior of the VFDs …
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Parameter Identification And Fault Detection For Reliable Control Of Permanent Magnet Motors
… fault detection, identification, estimation and control algorithms that will be used to detect winding stator fault, identify the motor parameters and optimally control machine during faulty condition. Quality or proposed algorithms for Fault detection, parameter identification and control under …
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Parameter estimation of induction motors using PWM inverters
… identification algorithms utilizing the DSP controlled 3 phase PWM inverter constructed in [12] are discussed. A single stator voltage test is carried out with the machine's rotor standing still. The resulting transient is used to determine machine electrical parameters. Several algorithms …
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Controle de motor de indução de média tensão em aplicação de bombeio submarino
This work presents a study of sensorless speed control by field orientation considering the use of a three-phase induction motor fed through long cables through subsea umbilicals. For this study, the adopted electrical model reproduces a system that is used to drive a subsea pump in offshore oil …
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Torque -Angle Based Analysis and Control of Induction Machines
Volts per hertz control, field-oriented control (FOC), and direct-torque control are the most popular induction motor control methods. One common feature that is shared by these control methods is to regulate the amplitude of the flux in the induction motor. There are numerous techniques to improve …
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A Framework for the Analysis and Design of Vector Controllers for Induction Machines
The development of controllers for induction machines has been incremental rather than revolutionary. The traditional current-flux model is partially responsible for this, because the control objectives (torque and flux magnitude) are implicit to the model. This work makes contributions to the …
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Development of control algorithm for a new 12s-6p single phase field excited flux switching motor
… 12 slots and 6 poles (12S-6P) segmental rotor field excited flux switching motor (FEFSM) and evaluate the algorithms efficiency by analyzing motor’s dynamic performance in terms of torque and current consumption. In this research, two algorithms have been proposed in which first algorithm is …
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Performance Evaluation of a Cascaded H-Bridge Multi Level Inverter Fed BLDC Motor Drive in an Electric Vehicle
… requires advanced power electronic circuits and control methodologies. An exhaustive literature survey has been carried out to study the power electronic converter, switching modulation strategy to be employed and the particular machine to be used in an EV. Adequate amount of effort has been put …
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A Dynamic Magnetic Equivalent Circuit Model For Design And Control Of Wound Rotor Synchronous Machines
… the MEC model to explore machine design and control as a unified problem. Excitation strategies for optimal steady-state performance have been developed. The optimization is implemented in two phases. First, stator and field excitation at rated power is obtained as part of a WRSM design in …
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Adaptive internal model principle-based control for tremor suppression and sinusoidal signal tracking
… motion remains a major challenge in biomedical control. This dissertation presents an adaptive Internal Model Principle-based controller with a primary focus on tremor suppression and sinusoidal signal tracking. The proposed designs include fixed-parameter and adaptive control strategies based …
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Control of a High-speed (<50,000 rpm) Interior Permanent Magnet Synchronous Motor
… effects. This thesis investigates advanced field-oriented control (FOC) strategies to address these challenges, with a particular focus on improving efficiency and robustness in HS-IPMSM operation. A comprehensive review of existing control methods highlights the limitations of conventional …
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