Enhancing the above mentioned questions and answers
- 1. 1 ENHANCEMENT OF STABILITY OF BLDC MOTOR BY OPTIMIZED PID CONTROLLER TUNING Guided by: Mrs. RESHMA S Assistant Professor Department of EEE Presented by: ANJANALAL N.J (KGR21EE003) ALBIN MATHEW (LKGR21EE012) ASHIK T BINOY (LKGR21EE014)
- 2. 2 INTRODUCTION • BLDC motors operate without brushes by using electronic commutation. • Known for high efficiency, reliability, and durability. Longer lifespan Compact & lightweight Quiet operation Low maintenance • Applications: Electric Vehicles, Robotics, HVAC, Drones, Industrial Automation.
- 3. 3 • Variations during commutation lead to vibrations. • Improper tuning can cause oscillations and instability. • High gain can improve control but may cause instability. • Optimize PID tuning : reduce torque ripple improve stability achieve precise gain control boosting BLDC motor efficiency
- 4. 4 PROBLEM STATEMENT • Incorrect gain lead to oscillations & instability. • Interaction between loops will leads to overall instability.
- 5. 5 LITERATURE REVIEW SL no PAPER CONCEPT YEAR 1 Loss-minimization strategy of non-sinusoidal back-emf PMSM in multiple synchronous reference frames Theories of multiple synchronous reference frames and iron loss resistance to develop a new model of NS-PMSM, based on which the stator iron loss is evaluated to match well with the physical view. 2019 2 Torque ripple and loss minimization of trapezoidal brushless DC motor drive by harmonics current excitation switching technique Focused on reducing torque ripple and minimizing losses in trapezoidal BLDCM through Selective Harmonic Elimination (SHE) 2020 Table 1 :Literature review
- 6. 6 SL.NO PAPER CONCEPT YEAR 3 Loss minimization control of interior permanent magnet synchronous motors considering self-saturation and cross saturation Loss minimization control method for interior permanent magnet synchronous motors is presented with considering self-saturation and cross saturation. 2018 4 Minimization of iron losses of permanent magnet synchronous machines The minimizing of iron losses of PM synchronous machines through the proper design of magnets and slots, and through the choice of the number of poles 2005
- 7. 7 SL NO PAPER CONCEPT YEAR 5 Dual-mode Switching technique for reduction of commutation torque ripple of brushless dc motor The reduction of commutation torque ripple because of phase commutation of brushless dc (BLDC) motor is described. 2010 6 Torque ripple suppression of brushless DC motor drives using an alternating two- phase and three- phase conduction mode Suppress the commutation torque ripple efficiently, particularly at high rotational speeds of the motor 2020
- 8. 8 SL NO PAPER CONCEPT YEAR 7 Design of speed control and reduction of torque ripple factor in BLDC motor using spider based controller The quick stabilization with torque ripple reduction is presented using a bio-inspired algorithm-based technique in a BLDC motor drive. 2019
- 9. 9 OBJECTIVE • Proper tuning of PID controllers in the loop system. • Increasing the gain of the system. • To increase the speed range of an EV through effective torque management. • To improve the stability of the system.
- 10. 10 CIRCUIT DIAGRAM Fig 1 : Open loop circuit diagram
- 11. 11 Fig 2 : Rotor speed output OUTPUT
- 12. 12 BLOCK DIAGRAM Fig 3 : Closed loop control of BLDC motor drive
- 13. 13 CIRCUIT DIAGRAM Fig 4 : Closed loop circuit diagram
- 14. 14 Fig 5 : Gate signal circuit
- 15. 15 Fig 6 : PWM circuit
- 16. 16 RESULTS Fig 7: Phase current (A)
- 17. 17 Fig 8 : Torque(N-m)
- 18. 18 Fig 9 : Speed (RPM)
- 19. 19 DESIGN Table 2 : Look up table
- 20. WORK PLAN 20 SL.NO Task Duration 1 Modification in closed loop 2 weeks 2 Tuning of PID controller 3 weeks
- 21. 21 CONCLUSION • Demonstrated open loop and close loop operation of trapezoidal BLDC motor control with simulation results.
- 22. 22 REFERENCE • High Efficiency Operation of Brushless DC MotorDrive Using Optimized Harmonic MinimizationBased Switching Technique Subhendu Bikash Santra , Member, IEEE, Arunava Chatterjee , Debashis Chatterjee ,Sanjeevikumar Padmanaban , Senior Member, IEEE, and Krishnatreya BhattacharyaIEEE TRANSACTIONS ON INDUSTRY APPLICATIONS, VOL. 58, NO. 2, MARCH/APRIL 2022 • Minimization of Iron Losses of Permanent Magnet Synchronous Machines Chunting Chris Mi, Senior Member, IEEE, Gordon R. Slemon, Life Fellow, IEEE, and Richard Bonert, Member, IEEE IEEE TRANSACTIONS ON ENERGY CONVERSION, VOL. 20, NO. 1, MARCH 2005 121 • Loss-Minimization Strategy of Non-Sinusoidal Back-EMF PMSM in Multiple Synchronous Reference Frames Haitao Zhang, Manfeng Dou, Member, IEEE and Jia Deng IEEE TRANSACTIONS ON POWER ELECTRONICS, VOL.XX, NO. XX, XXX 2019 • Torque Ripple and Loss Minimization of Trapezoidal Brushless DC Motor Drive by Harmonics Current Excitation Switching Technique Krishnatreya Bhattacharya1, Student Member IEEE, Subhendu Bikash Santra1, Member IEEE, Debashis Chatterjee2, Sanjeevikumar Padmanaban3, Senior Member IEEE #1School of Electrical Engineering, KIIT University, Bhubaneswar. *2Department of Electrical Engineering, Jadavpur University, Kolkata. 3Department of Energy Technology, Aalborg University, Denmark
- 23. 23 • Loss Minimization Control of Interior Permanent Magnet Synchronous Motors Considering Self-Saturation and Cross-Saturation Hamidreza Pairo†, Mohammad Khanzade**, and Abbas Shoulaie* †,*Dept. of Electrical Engineering, Iran University of Science and Technology, Tehran, Iran **Dept. of Information and Communication Technology, Comprehensive Imam Hosein University, Tehran, Iran • Torque ripple suppression of brushless DC motor drives using an alternating two-phase and three-phase conduction mode Zicheng Li1 , Qingyao Kong1, Shanmei Cheng2, Jiang Liu2
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