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Showing 1 to 20 of 39 for “"PMSM"”.
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High Performance Sensorless Controlled PMSM Drive with Long Cable for Subsea Applications
The increasing interest in subsea oil and gas as an energy source has led to a demand for highly efficient and reliable motors and their control. These motors are essential components of subsea applications like drilling, pumping, and boosting, which are necessary to extract natural gas and oil. …
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Mechanical design and validation of 1 MW permanent magnet synchronous machine (PMSM)
This thesis focuses on a high frequency, high power density (8 hp/lb), 1 MW power output electric motor design to double the power density of electric machines, bringing us closer to electrified propulsion. This thesis focuses on the mechanical analysis and design for a specially designed 1 MW …
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Modeling and Control Design of Vsi-Fed Pmsm Drive Systems With Active Load
… 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 proposed. A new, …
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The field oriented control of a permanent magnet synchrounous motor (PMSM) by using fuzzy logic
… (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 typical PMSM drives, PI controllers and FOC method are classically used. PI Controller controller …
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Super High-speed Miniaturized Permanent Magnet Synchronous Motor
… design of permanent magnet synchronous motors (PMSM) to operate at super-high speed with high efficiency. The designed and fabricated PMSM was successfully tested to run upto 210,000 rpm The designed PMSM has 2000 W shaft output power at 200,000 rpm and at the cryogenic temperature of 77 K. The …
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Field oriented control of permanent magnet synchronous motor with third-harmonic injection pulse width modulation to reduce quadrotors’ speed ripples
… 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 losses, thus improving its efficiency. The other improvement comes from the advanced control methods. The simple …
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Mitigation of Asymmetrical Currents in Permanent Magnet Synchronous Machine with Unbalanced Stator Winding Impedance for Electric Vehicle Application
… of a permanent magnet synchronous machine (PMSM) with stator winding impedance asymmetry draws unbalanced three-phase stator currents if the conventional current control scheme is employed. Due to these asymmetrical stator currents, some issues such as uneven heating of the inverter phases …
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New Optimal High Efficiency Dsp-based Digital Controller Design For Super High-speed Permanent Magnet Synchronous Motor
… high-speed permanent magnet synchronous motors (PMSM). The PMSMs are a key component for the miniaturic cryocooler that is currently under development at the University of Central Florida with support from NASA Kennedy Space Center and the Florida Solar Energy Center. Advanced motor design …
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Entwurf, Auslegung und Realisierung eines verlustoptimierten elektrischen Antriebs für Hybridfahrzeuge
… permanenterregte Synchronmaschinen (PMSM) verwendet. Diese Maschinen haben geringe Verluste und damit gute Wirkungsgrade in den erstgenannten Betriebspunkten. In der zweiten Betriebsart jedoch produzieren sie beträchtliche und unvermeidbare Verluste durch den für Feldschwächung …
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SENSORLESS CONTROL OF BRUSHLESS PERMANENT-MAGNET MACHINES FOR POWER TOOL APPLICATION
Permanent-magnet-synchronous-machine (PMSM) drives are widely used in industrial and commercial applications which requires fast dynamic response and accurate control over wide speed ranges. Although, there exists challenges to develop position-sensorless based vector control of PMSM operating in …
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Application of Integer Quadratic Programming to Detection of High-Dimensional Wireless Systems
… a novel permanent-magnet synchronous machine (PMSM) architecture that employs rotational asymmetry to increase the torque density output in constant power variable speed applications. A population based multi-objective design optimization algorithm is used to design and analyze the new machine …
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Permanent Magnet Synchronous Motors: Nonlinear Dynamic Modeling, Hardware Characterization, and High-Bandwidth Torque Control for Applications in Dynamic Robotics
… model of a Permanent Magnet Synchronous Motors (PMSM), a very common type of actuator in dynamic robotics. This thesis details the derivation of the PMSM linear model, how to adapt the model dependent on the physical construction of a real motor, and the implementation of FieldOriented Control …
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Efficiency Improvement Strategies and Control of Permanent Magnet Motor Drives
… brushless dc (PMBDC) and synchronous machines (PMSM) drives are favored in variable speed applications for their high efficiency operation. Energy efficiency improvement in such motor drives is of interest in recent times because of rising cost of energy. Accordingly, two current control options …
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Control Strategies and Parameter Compensation for Permanent Magnet Synchronous Motor Drives
… of the permanent magnet synchronous motor (PMSM) drive operating with CPL are proposed and analyzed. An innovative implementation scheme of the proposed method is developed. It is shown that application of the CPL control system to existing systems results in faster dynamics and higher …
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Position estimation of an outer rotor permanent magnet synchronous machine using linear hall-effect sensors and neural networks
… rotor permanent magnet synchronous machine (PMSM). PMSMs are increasingly used as prime movers in electric vehicles such as cars and bicycles, and the precise control of these machines requires reliable feedback of the rotational position of the rotor. Conventional methods of achieving this …
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New Sensorless Permanent Magnet Synchronous Motor Drive
In permanent magnet synchronous motor (PMSM) drives, magnetic-saliency-based techniques have been widely used to detect rotor position and speed, especially during the starting and low-speed operations. Among these techniques, pulsating high-frequency signal injection (PHFSI) stands out as a …
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Design, implementation, and verification of a multipurpose, flexible, three-phase back-to-back voltage-source inverter
… electronics converter as a vector controlled PMSM motor drive. Finally, I use the inverter to perform frequency domain validation of a hardware-in-the-loop simulator. I then design and implement a virtual spectrum analyzer, whose implementation required the creation of a DFT algorithm in …
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Design and development of a traction motor emulator using a three-phase bidirectional buck-boost AC-DC converter
… two permanent magnet synchronous motors (PMSM) of 7.5 kW and 2.0 kW are emulated and their simulation and experimental results are presented here. The proposed bi-directional converter inspired from classical buck-boost operation, requires just ten unidirectional IGBT switches preventing …
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Testbed development and experimental validation of a high-power slotless stator
… permanent magnet synchronous machine (PMSM) for electric aircraft propulsion. An important thrust in current aerospace research is aircraft electrification, including propulsion system electrification. For an electrified propulsion system to provide net benefit over conventional …
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