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Study on Hybrid PWM Method under Low Switching Frequency

Wei Kekang, Trillion Q. Zheng, Ran Wang, Chenchen Wang
2012 Journal of international Conference on Electrical Machines and Systems  
A transitive strategy is proposed to realize a smooth transition of individual modes including SVPWM, SHEPWM and square waves.  ...  This paper presents a hybrid pulse width modulation (PWM) method under low switching frequency conditions based on space vector PWM (SVPWM) and selective harmonic eliminated PWM (SHEPWM), which use asynchronous  ...  Fig. 6 . 6 Equivalent circuit of induction motor the current value under the new PWM mode at the transitive point.  ... 
doi:10.11142/jicems.2012.1.2.064 fatcat:ayqac2dguzffjjymae7owekqgu

Research of a Flexible Space-Vector-Based Hybrid PWM Transition Algorithm between SHEPWM and SHMPWM for Three-Level NPC Inverters

Tao Jing, Andrey Radionov, Alexander Maklakov, Vadim Gasiyarov
2020 Machines  
Furthermore, this hybrid PWM technique is universal for different PWM methods based on the specific operating conditions.  ...  Finally, it is demonstrated and validated by the MATLAB/SIMULINK model that smooth and quick transition is realized and there is no sudden change of current during the transition, as expected.  ...  Meanwhile, one smooth and quick transition scheme is proposed by In order to further combine the advantages of different PWM methods, hybrid PWM (HPWM) was proposed [13] [14] [15] [16] [17] [18] [19]  ... 
doi:10.3390/machines8030057 doaj:1ab624cff6e74d54b006b40aff4a446f fatcat:pjta37jcvjh6dkbakenoopb4ia

A novel PWM modulation and hybrid control scheme for grid-connected unipolar inverters

Zhongwei Guo, Fujio Kurokawa
2011 2011 Twenty-Sixth Annual IEEE Applied Power Electronics Conference and Exposition (APEC)  
Several control rules are designed to realize smooth transition between different control modes.  ...  To address this issue and achieve higher efficiency, a new PWM modulation and a hybrid current control scheme is proposed.  ...  Several control rules are designed to realize smooth transition between different control modes.  ... 
doi:10.1109/apec.2011.5744814 fatcat:umwsoypjoba7pnekd3dlwqy7wq

A Fault-Tolerant Control Architecture for Induction Motor Drives in Automotive Applications

D. Diallo, M.E.H. Benbouzid, A. Makouf
2004 IEEE Transactions on Vehicular Technology  
Guyot from Institut Universitaire Professionnalisé-Génie Electrique et Informatique Industrielle (IUP GEII) Amiens for the text review.  ...  In the proposed control scheme, the developed system takes into account the controller transition smoothness in the event of sensor failure.  ...  Finally, there are many hybrid schemes that combine attributes of the above tested control methods.  ... 
doi:10.1109/tvt.2004.833610 fatcat:asf4w5sfxjfavdon2mavcglngm

Regenerative Braking System of Electric Vehicle Driven By BLDC Motor Using Neuro-Fuzzy and PID

V.Sind huja, G.Ran jitham
2014 International Journal of Innovative Research in Science Engineering and Technology  
In comparison to other solutions, the new solution has better performance in regard to realization, robustness, and efficiency.  ...  Thus PID is used to control the negative torque of the motor when brake is pressed. This fresh elucidation has improved performance in regard to insight, strength, and efficiency.  ...  PID control is faster than fuzzy control, so the two methods combined together can realize the smooth transitions.  ... 
doi:10.15680/ijirset.2014.0312015 fatcat:5vgzmoudffgszhqbmjpjz4lfni

Control of Hybrid Electrical Vehicles [chapter]

Gheorghe Livint, Vasile Horga, Marcel Ratoi, Mihai Albu
2011 Electric Vehicles - Modelling and Simulations  
Structures for speed vector control of induction motor In order to obtain high performance, and fast dynamic response in induction motors, it is important to develop appropriate control schemes.  ...  As control strategies PWM control is used for DC motor, FOC (field-oriented control) and DTC (direct torque control) are used for induction motors.  ...  Control of Hybrid Electrical Vehicles, Electric Vehicles -Modelling and Simulations, Dr.  ... 
doi:10.5772/16637 fatcat:ayynrgcof5htpjjo4tiecglexy

A New Battery/Ultracapacitor Energy Storage System Design and Its Motor Drive Integration for Hybrid Electric Vehicles

Shuai Lu, Keith A. Corzine, Mehdi Ferdowsi
2007 IEEE Transactions on Vehicular Technology  
They are applicable to both lightly and heavily hybridized HEVs. Both schemes have the benefits of high efficiency (without a dc-dc link) and low cost.  ...  Based on this new methodology, this paper further introduces two ESS schemes with different topologies, namely 1) UC rating and 2) energy flow control.  ...  For realization in lightly hybridized and heavily hybridized HEVs, two ESS schemes are proposed with different topologies, UC rating, and energy flow management.  ... 
doi:10.1109/tvt.2007.896971 fatcat:vdp3ikzk2nerhoyb53ek6p2ppu

A Hybrid Modular Multilevel Converter for Medium-Voltage Variable-Speed Motor Drives

Binbin Li, Shaoze Zhou, Dianguo Xu, Stephen J. Finney, Barry W. Williams
2017 IEEE transactions on power electronics  
Index Terms-Capacitor voltage ripple, common-mode voltage, hybrid topology, low motor speed, modular multilevel converter (MMC), motor startup, soft switching, variable-speed drives.  ...  The Strathprints institutional repository ( is a digital archive of University of Strathclyde research outputs.  ...  CONTROL SCHEMES This section develops the suitable control schemes for the hybrid MMC.  ... 
doi:10.1109/tpel.2016.2598286 fatcat:kifq2xtiazbf7o62fxl55fpzre

Advanced Fault-Tolerant Control of Induction-Motor Drives for EV/HEV Traction Applications: From Conventional to Modern and Intelligent Control Techniques

Mohamed El Hachemi Benbouzid, Demba Diallo, Mounir Zeraoulia
2007 IEEE Transactions on Vehicular Technology  
This paper describes active fault-tolerant control systems for a high-performance induction-motor drive that propels an electrical vehicle (EV) or a hybrid one (HEV).  ...  Moreover, the developed systems take into account the controller-transition smoothness, in terms of speed and torque transients.  ...  Depending upon the application and availability of sensors and the desired performance of the system, there are many hybrid schemes that could be combined for fault-tolerant purposes [9] , [14] .  ... 
doi:10.1109/tvt.2006.889579 fatcat:5hagfk5paja7xpoy3agwe44oh4

IPEMC - ECCE Asia 2020 Author Index

2020 2020 IEEE 9th International Power Electronics and Motion Control Conference (IPEMC2020-ECCE Asia)  
Song Decentralized Composite Controllers for the Power Allocation of the Fuel Cell/Ultracapacitor-Based Auxiliary Power Unit of the More Electric Aircraft Qinghua Dong Hybrid PWM and Smooth Switching  ...  Zhang Three-layer Optimization Control Strategy of Energy Router in Household DC Microgrid 693 Siming Liu Hybrid Sensorless Control Phase-Locked Loop Transition Strategy for PMSM Drives 2547 Song  ... 
doi:10.1109/ipemc-ecceasia48364.2020.9368053 fatcat:nkonperim5h47b6dl5iokvmg5y

Maximum Voltage Utilization of IPMSMs Using Modulating Voltage Scalability for Automotive Applications

SeHwan Kim, Jul-Ki Seok
2013 IEEE transactions on power electronics  
A seamless transition to a full six-step modulation can be realized by adjusting the scaling gain, which is a significant merit in terms of power utilization for wide flux weakening applications.  ...  The hybrid structure provides a smooth transition from the CVC to the proposed MVSC mode by deactivating the current regulator in the flux weakening region.  ...  The transition base speed was set to 3500 r/min. Distortions were rarely found during the transition, which can lead to a smooth transition with no abrupt changes in motor torque.  ... 
doi:10.1109/tpel.2013.2253802 fatcat:dbmp7h4fynce5et3bmmch7kkpa


2020 2020 IEEE First International Conference on Smart Technologies for Power, Energy and Control (STPEC)  
Finite Set Model Predictive Speed Control of Induction Motor Wakodikar Abhilash P. and Aware Mohan 184 Characterization of 1D Linear Piecewise-Smooth Discontinuous Map Metri Rajanikant Adrashappa  ...  Aarathy and S S Sajan 201 Multi-Objective Design Optimization of a Three Phase Squirrel Cage Induction Motor for Electric Propulsion System using Genetic Algorithm Development of an Intelligent POD Controller  ... 
doi:10.1109/stpec49749.2020.9297727 fatcat:75yvxicn6faflkw4z5h75fycoa

A Hybrid Nearest Level Combined with PWM Control Strategy: Analysis and Implementation on Cascaded H-Bridge Multilevel Inverter and its Fault Tolerant Topology

Mohammad Irfan Sarwar, Adil Sarwar, Shoeb Azam Farooqui, Mohd Tariq, Mohammad Fahad, Abdul R. Beig, Basem Alamri
2021 IEEE Access  
Topological advancements in MLI require a satisfactory output voltage control strategy. In this work, a hybrid control strategy for a smooth and wider range of control of output voltage is proposed.  ...  The hybridized scheme enhances the control range of the voltage considerably. Moreover, the THD is also reduced compared to the conventional sinusoidal PWM scheme.  ...  ACKNOWLEDGMENT The authors would like to acknowledge the support provided by the Hardware-In-the-Loop (HIL) Lab and the Non-Conventional Energy (NCE) Lab, Department of Electrical Engineering, Aligarh  ... 
doi:10.1109/access.2021.3058136 fatcat:fcm56sqemvd6nf63qwb64qupya

Scalar and Vector Controlled Infinite Level Inverter (ILI) Topology Fed Open-Ended Three-Phase Induction Motor

A Hareesh, B Jayanand
2021 IEEE Access  
SCALAR AND VECTOR CONTROL OF ILI FED INDUCTION MOTOR This section discusses about the speed control of open-ended three-phase induction motor using different control schemes, such as scalar (V /f ) and  ...  grid-connected photovoltaic systems, with a PWM control scheme is proposed in this paper.  ... 
doi:10.1109/access.2021.3096125 fatcat:s2uztdzztrfo5p6m3npyiceeyq

A Novel Sensorless Control Strategy for Brushless Direct Current Motor Based on the Estimation of Line Back Electro-Motive Force

Chengde Tong, Mingqiao Wang, Baige Zhao, Zuosheng Yin, Ping Zheng
2017 Energies  
Principle of Sensorless Control Scheme Based on Line Back Electro-Motive Force Estimation A control method for a square-wave type surface-mounted three-phase permanent-magnet BLDCM is researched in this  ...  In this paper, a new sensorless control scheme based on the line-BEMF estimation is proposed.  ...  Acknowledgments: This work was supported in part by National Key R&D Program of China under Project  ... 
doi:10.3390/en10091384 fatcat:walnlsrmifdwjhgh23gpgf2dli
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