My Thesis
Dynamic Transient Modeling of an Axial Flux Hysteresis-Reluctance Machine
Was defended in Feb. 2023
- Investigated Dynamic Modeling of the designed Hybrid Circumferential Hysteresis-Reluctance Motor with slotless stator
- Applied a novel repetition method with parallel computing
- Harnessed the Classic Preisach Method
- Obtained the design algorithm
- Supervisor: Prof. Ahmad Darabi
- Grade: Very Good
Publications
- F. Sayadi, A. Darabi, A Novel Dynamic Modeling of Circumferential Hysteresis Motors with Slotless-Rotor (in preparation)
- F. Sayadi, A. Darabi, Design Algorithm of Circumferential Hysteresis-Reluctance Motors with Slotless-Rotor (in preparation)
- A. Pirnia, A. Darabi, and F. Sayadi, A detailed design algorithm for TORUS-Slotted Axial-Flux Permanent-Magnet Motor and simulation with FEM; 13th Power Electronics & Drives: Systems and technologies Conference PEDSTC 2022.
Other Projects
Fabrication of the designed Hysteresis-Reluctance
Mar.2023-Present
- Manufactured all parts of the designed motor
- Assembled and primary tests are done
- Experimental tests in progress
Design and fabrication of measuring instrument
Sep.2023-Present
- Will be used for Hysteresis-Reluctance Motor
- Arduino Mega 2560 as processor
- Three-phase voltage, current, and power meter
- Speed meter with opto-counter
- Main OC Protection with Mega 2560 processor and Backup OC protection with MCB
Circumferential Hysteresis-Reluctance with Slotless-Stator Design Algorithm
Aug.2020-Nov.2020
- Combined design algorithm of Reluctance Motor and Hysteresis Motor (Based on Elliptical Approximation)
- Implemented with several repetitive processes in MATLAB
- Applied Direct Search Optimization Method
Simple Salient Pole Circumferential Reluctance with Slotless-Stator Design Algorithm
Jun.2020-Aug.2020
- Obtained the reactance of d-axis and q-axis
- Investigated the design algorithm
- Approved by JMAG-Designer
Hysteresis Phenomenon
Jan.2020-Jun.2020
- Applied 2D Scalar Preisach Method
- Implemented the modeling in MATLAB
Simulating Step-Up Five-Level Inverter
Sep.2019-Jan.2020 (Power Electronics Converters Design course)
- The simulation includes a boost converter, SDC cell, HB, and LC filter in MATLAB/ Simulink
- Compared with existing topologies of single-phase inverters
Inertia in the power grid
Dec.2019 (Power System Dynamics I course)
Investigated inertia and its effect on the power grids and micro-grids
Radial-Flux Induction Motor
Feb.2019-Jun.2019 (Electric Machines Design course)
- Designed and optimized in MATLAB
- Verified with 2D modeling in JMAG-Designer
Controller for Doubly Fed Induction Generator
May 2019 (Control of Electric Drives course)
- Simulated the paper “Shen, B., Mwinyiwiwa, B., Zhang, Y., & Ooi, B. T. (2009). Sensorless maximum power point tracking of wind by DFIG using rotor position phase lock loop (PLL). IEEE Transactions on Power Electronics, 24(4), 942-951.”
- Implemented in MATLAB/ Simulink
Three-phase Cyclo-Converter
Sep.2018-Jan.2019 (Power Electronics I course)
- Designed a 380V 50Hz to 100V 10Hz converter
- Modeled in MATLAB/ Simulink
Dynamic Modeling of Electric Machines based on “Krause, P. C., Wasynczuk, O., Sudhoff, S. D., & Pekarek, S. (2002). Analysis of electric machinery and drive systems (Vol. 2). New York: IEEE Press.”
Sep.2018-Dec.2018 (Comprehensive Theory of Electric Machines course)
- Salient-Pole Synchronous Machines in abc and dqo coordinate
- Induction Machines in abc and dqo coordinate
- Modeled in MATLAB/ Simulink
- Approved by JMAG-Designer
Circumferential Hysteresis-Reluctance Motor with various thicknesses of Reluctance yoke
Sep.2017-Jun.2018 (B.Sc. final project supervised by Prof. Ahmad Darabi)
- Manufactured several Reluctance discs with different pole thicknesses
- Performed experimental analysis
- Utilized JMAG-Designer for 2D and 3D FEM simulations of Reluctance discs