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Overview of Hybrid Excitation in Electrical Machines

Energies, 2022
Hybrid excitation is a technology that combines the advantages of field windings and permanent magnets for inducing magnetic flux. This article studies the benefits of hybrid excitation and provides an outlook on their possible applications, such as wind
Gustav Mörée, Mats Leijon
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Brushless Excitation Principle and Experimental Verification of Hybrid Excitation Synchronous Generator Based on Harmonic Magnetic Field

IEEE Access, 2022
It is well known that the air-gap magnetic field of the permanent magnet synchronous generator (PMSG) is difficult to adjust. To overcome this challenge while maintaining the brushless feature of PMSGs, a hybrid excitation synchronous generator (HESG ...
Yonghong Xia, Huiyu Huang, Zhichao Zhu, Haoran Guo, Ying Chen   +4 more
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Thermal Analysis of Hybrid Excitation Generator for Distributed Generation Applications

DEStech Transactions on Engineering and Technology Research, 2016
This paper presents a general thermal calculation method to analyze the thermal behaviors of hybrid excitation generators for distributed generation applications. The three-dimensional (3D) finite element method was adopted to calculate the temperature field of the air-cooled generator. The steady-state heat transfer mathematic and physical models were
Hai-lin GU, Zhong-hai LIU, Ying LIU, Wei MENG, Xing HUANG, Peng-Yu LIU   +5 more
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Enhancing the Performance of DFIG Wind Turbines Considering Excitation Parameters of the Insulated Gate Bipolar Transistors and a New PLL Scheme

Frontiers in Energy Research, 2021
The major aim for achieving the successful synchronization of a wind turbine system to the grid is to mitigate electrical and mechanical stresses on the wind generator.
Kenneth E. Okedu, Kenneth E. Okedu, Hind F. A. Barghash   +2 more
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Quality of life satisfaction among converted Kelantan Chinese Muslims [PDF]

, 2019
This article investigates the quality of life of the Kelantan Chinese Muslim community before and after conversion to Islam, focusing on their level of satisfaction in term of economic aspect.
Ab. Razak D., Adi Syahid M. A, Amran K., Campbell A., Creswell J. W., Hanapi D., Kassim S. B. M., Kawangit R. M., Laily P., Lawton M. P., Lukman Z. M., Mahayuddin Y., McMillan J. H., Mohd Syukri Y. A., Mohd Yusof H., Nazarudin Bujang, Osman C., Razaleigh M., Sail R. M., Siti Aisyah Mustafa, Syahrul A. S., W. A. Amir Zal, Wan Kamal M., Zainab I.   +23 more
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Fractional-order Sliding Mode Control of Hybrid Drive Wind Turbine for Improving Low-voltage Ride-through Capacity

Journal of Modern Power Systems and Clean Energy, 2023
A hybrid drive wind turbine equipped with a speed regulating differential mechanism can generate electricity at the grid frequency by an electrically excited synchronous generator without requiring fully or partially rated converters.
Ziwei Wang, Wenliang Yin, Lin Liu, Yue Wang, Cunshan Zhang, Xiaoming Rui   +5 more
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Design and Analysis of a Linear Hybrid Excitation Flux-Switching Generator for Direct Drive Wave Energy Converters

Advances in Mechanical Engineering, 2013
Linear generators have the advantage of a simple structure of the secondary, which is suitable for the application of wave energy conversion. Based on the vernier hybrid machines (VHMs), widely used for direct drive wave energy converters, this paper ...
Lei Huang, Minqiang Hu, Jing Liu, Chunyuan Liu, Weibo Zhong   +4 more
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Optimal PID Controllers for AVR System Considering Excitation Voltage Limitations Using Hybrid Equilibrium Optimizer

Machines, 2021
Automatic voltage regulator (AVR) represents the basic voltage regulator loop in power systems. The central part of this loop is the regulator, which has parameters that define the speed of the voltage regulation, quality of responses, and system ...
Martin Ćalasan, Mihailo Micev, Milovan Radulović, Ahmed F. Zobaa, Hany M. Hasanien, Shady H. E. Abdel Aleem   +5 more
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Dynamic Performance of a Hybrid Synchronous Machine with Ultra-High XD/XQ Ratio

ABUAD Journal of Engineering Research and Development, 2023
This paper presents a hybrid synchronous machine with ultra-high XD/XQ ratio. A conventional synchronous machine has two components of output power; the excitation and the reluctance component.
Linus Uchechukwu Anih, Eugene Okenna Agbachi, Emeka Simon Obe   +2 more
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Identification of a 7-phase claw-pole starter-alternator for a micro-hybrid automotive application [PDF]

, 2008
This paper deals with the identification of a new high power starter-alternator system, using both: a Finite Element Method (FEM) modeling and an experimental vector control.
BOUSCAYROL, Alain, BRUYERE, Antoine, DUBUS, Jean-Marc, HENNERON, Thomas, LOCMENT, Fabrice, MIPO, Jean-Claude, SEMAIL, Eric   +6 more
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