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Mohamed Elshaer - IEEE Xplore Author Profile
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Mohamed Elshaer

Also published under: M. Elshaer, Mohamed A. Elshaer

Publications
16
Citations
250
Publications by Year
20102025
Co-Authors:
Show All Co-Authors (24)
Image of author Mohamed Elshaer

Mohamed Elshaer

Also published under: M. Elshaer, Mohamed A. Elshaer

Affiliation

Ford Motor Company
Dearborn
MI, USA

Publication Topics

Biography

Mohamed Elshaer (melshaer@ford.com) is with Ford, Dearborn, Michigan, 48126, USA.(Based on document published on 4 June 2021).
Publications
16
Citations
250
Publications by Year
20102025
Co-Authors:
Show All Co-Authors (24)
Author's Published Works

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A Magnetic-less DC/DC Converter with Pulse Charging for 800 V Powertrains from 400 V DC Fast Chargers

Duc Dung Le;Shivam Chaturvedi;Shahid Aziz Khan;Mengqi Wang;Mohamed Elshaer

2025 IEEE Applied Power Electronics Conference and Exposition (APEC)
Year: 2025 | Conference Paper |
In this letter, a magnetic-less DC/DC converter with a pulse-charging scheme is developed to achieve voltage compatibility between a DC fast-charging station and a high-voltage battery in an electric vehicle. It supports charging an 800 V battery system by typical fast-charging converters having an output voltage of 280 V to 420 V. The converter has a smaller component count than the existing ones...Show More

A Magnetic-less DC/DC Converter with Pulse Charging for 800 V Powertrains from 400 V DC Fast Chargers

Duc Dung Le;Shivam Chaturvedi;Shahid Aziz Khan;Mengqi Wang;Mohamed Elshaer

Year: 2025 | Conference Paper |

DC–DC Topology for Interfacing a Wireless Power Transfer System to an On-Board Conductive Charger for Plug-In Electric Vehicles

Mohamed Elshaer;Chris Bell;Aqil Hamid;Jin Wang

IEEE Transactions on Industry Applications
Year: 2021 | Volume: 57, Issue: 6 | Journal Article |
Cited by: Papers (30)
This article proposes a novel dc–dc topology, enabling a plug-in electric vehicle to charge its high-voltage battery using a wireless power transfer system. By interfacing the wireless power transfer system's receiver coil to the electric vehicle's on-board bidirectional conductive charger, a common rectifier and secondary matching capacitors are shared between the two subsystems. The bidirectiona...Show More

DC–DC Topology for Interfacing a Wireless Power Transfer System to an On-Board Conductive Charger for Plug-In Electric Vehicles

Mohamed Elshaer;Chris Bell;Aqil Hamid;Jin Wang

Year: 2021 | Volume: 57, Issue: 6 | Journal Article |

Nonisolated Electric Vehicle Chargers: Their Current Status and Future Challenges

Jin Wang;Yue Zhang;Mohamed Elshaer;William Perdikakis;Chengcheng Yao;Ke Zou;Zhuxian Xu;Chingchi Chen

IEEE Electrification Magazine
Year: 2021 | Volume: 9, Issue: 2 | Magazine Article |
Cited by: Papers (46)
Transportation electrification has been gaining momentum in the past two decades. Ground vehicle electrification is the front-runner of this paradigm shift as electric vehicles slowly but steadily penetrate the consumer market. Besides higher costs, one of the main concerns related to vehicle electrification is range anxiety, which is the result of the limited accessibility of charging ports and s...Show More

Nonisolated Electric Vehicle Chargers: Their Current Status and Future Challenges

Jin Wang;Yue Zhang;Mohamed Elshaer;William Perdikakis;Chengcheng Yao;Ke Zou;Zhuxian Xu;Chingchi Chen

Year: 2021 | Volume: 9, Issue: 2 | Magazine Article |

Wireless Power Transfer System Integration with an On-Board Conductive Charger for Plug-in Electric Vehicles

Mohamed Elshaer;Chris Bell;Aqil Hamid;Jin Wang

2020 IEEE Energy Conversion Congress and Exposition (ECCE)
Year: 2020 | Conference Paper |
Cited by: Papers (5)
This paper proposes a novel topology for integrating the receiver coil of a wireless power transfer system with the electric vehicle's onboard bidirectional conductive charger. The system is designed to operate at two frequency bands to satisfy the power density requirement of a bidirectional onboard charger while keeping compliant with the working frequency and interoperability requirements propo...Show More

Wireless Power Transfer System Integration with an On-Board Conductive Charger for Plug-in Electric Vehicles

Mohamed Elshaer;Chris Bell;Aqil Hamid;Jin Wang

Year: 2020 | Conference Paper |

Leakage Current Mitigation of Non-Isolated Integrated Chargers for Electric Vehicles

Yue Zhang;William Perdikakis;Yizhou Cong;Xiao Li;Mohamed Elshaer;Yousef Abdullah;Jin Wang;Ke Zou;Zhuxian Xu;Chingchi Chen

2019 IEEE Energy Conversion Congress and Exposition (ECCE)
Year: 2019 | Conference Paper |
Cited by: Papers (17)
Integrated chargers have the potential to reutilize the existing on-board, high power-rated electronic components for charging purposes to save costs. However, while electric vehicle (EV) chargers are traditionally isolated from the grid, the integration of isolation is impractical with the conventional power train. Large leakage current exists in non-isolated integrated chargers due to the lack o...Show More

Leakage Current Mitigation of Non-Isolated Integrated Chargers for Electric Vehicles

Yue Zhang;William Perdikakis;Yizhou Cong;Xiao Li;Mohamed Elshaer;Yousef Abdullah;Jin Wang;Ke Zou;Zhuxian Xu;Chingchi Chen

Year: 2019 | Conference Paper |

Leakage Current Issue of Non-Isolated Integrated Chargers for Electric Vehicles

Yue Zhang;Ge Yang;Xiaoteng He;Mohamed Elshaer;William Perdikakis;He Li;Chengcheng Yao;Jin Wang;Ke Zou;Zhuxian Xu;Chingchi Chen

2018 IEEE Energy Conversion Congress and Exposition (ECCE)
Year: 2018 | Conference Paper |
Electric vehicle (EV) chargers are traditionally isolated from the grid. Non-isolated chargers have great potential as they enable higher power density at lower cost. Integrated chargers have the potential to utilize existing onboard, high power-rated electronic components for Level 3 charging. Four possible non-isolated integrated charger topologies based on permanent magnet synchronous machine (...Show More

Leakage Current Issue of Non-Isolated Integrated Chargers for Electric Vehicles

Yue Zhang;Ge Yang;Xiaoteng He;Mohamed Elshaer;William Perdikakis;He Li;Chengcheng Yao;Jin Wang;Ke Zou;Zhuxian Xu;Chingchi Chen

Year: 2018 | Conference Paper |

Impedance Matching Network Optimization to Maximize Efficiency and Energy Transfer of WPT Systems

Mohamed Elshaer;Richard Kautz;Jin Wang;Chingchi Chen

2018 IEEE PELS Workshop on Emerging Technologies: Wireless Power Transfer (Wow)
Year: 2018 | Conference Paper |
Cited by: Papers (4)
This paper presents an analytical optimization method for calculating the optimal stored energy in the magnetic field generated by a wireless power transfer (WPT) coupler. The ratio between the energy stored in the magnetic field and transferred power is derived to optimize the driving point impedance, which in turn determines the efficiency of the system. A new parameter, reactance mismatch coeff...Show More

Impedance Matching Network Optimization to Maximize Efficiency and Energy Transfer of WPT Systems

Mohamed Elshaer;Richard Kautz;Jin Wang;Chingchi Chen

Year: 2018 | Conference Paper |

Smart optimal control of DC-DC boost converter for intelligent PV systems

Mohamed Elshaer;Ahmad Mohamed;O. A. Mohammed

2011 16th International Conference on Intelligent System Applications to Power Systems
Year: 2011 | Conference Paper |
Cited by: Papers (9)
This paper presents a novel smart-PID controller for optimal control of DC-DC boost converter used as voltage controller in PV systems. This proposed controller maximizes the stable operating range by using genetic algorithms (GA) to tune the PID parameters ultimately at various loading conditions. Then, a fuzzy logic approach is used to add a factor of intelligence to the controller such that it ...Show More

Smart optimal control of DC-DC boost converter for intelligent PV systems

Mohamed Elshaer;Ahmad Mohamed;O. A. Mohammed

Year: 2011 | Conference Paper |

Bi-directional AC-DC/DC-AC converter for power sharing of hybrid AC/DC systems

A. Mohamed;M. Elshaer;O. Mohammed

2011 IEEE Power and Energy Society General Meeting
Year: 2011 | Conference Paper |
In this paper, some of the aspects related to the connectivity of DC microgrids to the main grid are investigated. A prototype system has been designed and implemented to address these aspects. The described system is dependent mainly on sustainable energy sources. Hence, a special care has been given to dealing with this kind of sources while designing different components of the system. Certain ...Show More

Bi-directional AC-DC/DC-AC converter for power sharing of hybrid AC/DC systems

A. Mohamed;M. Elshaer;O. Mohammed

Year: 2011 | Conference Paper |

Integration of sustainable energy sources into DC zonal electric distribution systems

Mohamed Elshaer;Ahmed Mohamed;Osama A. Mohammed

2011 IEEE Power and Energy Society General Meeting
Year: 2011 | Conference Paper |
Cited by: Papers (6)
In this paper, converter topologies, and their control, that can be used as an interface between fuel cells and the DC bus in a DC zonal electric distribution system (DC ZEDS) have been investigated. Performance of the conventional DC-DC boost converter has been discussed. Moreover, a modification has been applied to it in order to enhance its performance. The proposed converter's performance has ...Show More

Integration of sustainable energy sources into DC zonal electric distribution systems

Mohamed Elshaer;Ahmed Mohamed;Osama A. Mohammed

Year: 2011 | Conference Paper |

High-quality integration of fuel cells energy into electric grids

Ahmed Mohamed;Mohamed A. Elshaer;Osama A. Mohammed

2011 4th International Symposium on Resilient Control Systems
Year: 2011 | Conference Paper |
Cited by: Papers (5)
This paper investigates different converter topologies, and their control, that can be used as an interface between fuel cells and the DC bus in a power system. As an example, the integration of fuel cells energy to the DC bus in a DC zonal electric distribution system (DC ZEDS) will be focused on. The DC ZEDS example is reasonable as high-quality power supply is interesting the most for the US na...Show More

High-quality integration of fuel cells energy into electric grids

Ahmed Mohamed;Mohamed A. Elshaer;Osama A. Mohammed

Year: 2011 | Conference Paper |

Grid connected DC distribution system for efficient integration of sustainable energy sources

M. Elshaer;A. Mohamed;O. Mohammed

2011 IEEE/PES Power Systems Conference and Exposition
Year: 2011 | Conference Paper |
In this paper, some of the aspects related to the design and implementation of grid connected DC microgrids are investigated. A prototype system has been designed and implemented to address these aspects. The described system is dependent mainly on sustainable energy sources. Hence, a special care has been given to dealing with these kinds of sources while designing different components of the sys...Show More

Grid connected DC distribution system for efficient integration of sustainable energy sources

M. Elshaer;A. Mohamed;O. Mohammed

Year: 2011 | Conference Paper |

Smart optimal control of DC-DC boost converter in PV systems

M. Elshaer;A. Mohamed;O. Mohammed

2010 IEEE/PES Transmission and Distribution Conference and Exposition: Latin America (T&D-LA)
Year: 2010 | Conference Paper |
Cited by: Papers (17)
Proportional integral derivative (PID) controllers are usually used to control DC-DC boost converters in PV systems. However, they have to be tuned based on certain defined operating range using averaged mathematical models. Loading conditions have great effect on PI controllers; PI controllers are subjected to failure under dramatic load changes. This limits the PI controller's operating range. M...Show More

Smart optimal control of DC-DC boost converter in PV systems

M. Elshaer;A. Mohamed;O. Mohammed

Year: 2010 | Conference Paper |

Enhancing loading limitations in PV systems

Ali Kaviani;Mohamed Elshaer;Osama A. Mohammed

IECON 2010 - 36th Annual Conference on IEEE Industrial Electronics Society
Year: 2010 | Conference Paper |
This paper discusses the loading limitations in PV systems resulting from switching the power electronic interfaces and transients associated with large loads. These conditions derate the power generation capability of the PV system. We propose some methods to enhance the loadability of these systems under both steady state and dynamic operations. A PV system for home application purposes, with a ...Show More

Enhancing loading limitations in PV systems

Ali Kaviani;Mohamed Elshaer;Osama A. Mohammed

Year: 2010 | Conference Paper |

Reactive power compensation control for stand-alone synchronous generator-based wind energy conversion system

Ahmed A. Mohamed;Mohamed Elshaer;Osama A. Mohammed

IECON 2010 - 36th Annual Conference on IEEE Industrial Electronics Society
Year: 2010 | Conference Paper |
Cited by: Papers (7)
This paper presents a controlled reactive power compensator (RPC) for a stand-alone synchronous generator (SG)-based wind energy conversion system (WECS). The proposed controlled RPC consists of a synchronous condenser (SC), an AC/DC converter whose output supplies the excitation circuit of the SC, and a control scheme that adapts the converter output to supply the field voltage required to fit th...Show More

Reactive power compensation control for stand-alone synchronous generator-based wind energy conversion system

Ahmed A. Mohamed;Mohamed Elshaer;Osama A. Mohammed

Year: 2010 | Conference Paper |

DC bus voltage control for PV sources in a DC distribution system infrastructure

Mahmoud M. Amin;Mohamed A. Elshaer;O. A. Mohammed

IEEE PES General Meeting
Year: 2010 | Conference Paper |
Cited by: Papers (14)
This paper proposes a design of a controlled voltage bus for a PV source to be used in a hybrid DC distribution system infrastructure. Load centers, boost converter, and distribution panels combine to link the solar collectors with multiple loads and Backup battery systems add to the complexity of a PV installation. The controlled voltage bus is constructed based on the design of a DC-DC boost con...Show More

DC bus voltage control for PV sources in a DC distribution system infrastructure

Mahmoud M. Amin;Mohamed A. Elshaer;O. A. Mohammed

Year: 2010 | Conference Paper |

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