Design, multi-objective optimization, and prototy** of a 20 kW 8000 rpm permanent magnet synchronous motor for a competition electric vehicle

PP C. Bhagubai, JG Sarrico, JF P. Fernandes… - Energies, 2020‏ - mdpi.com
A high-performance 20 kW, 20 Nm, 8000 rpm, spoke-type interior permanent magnet motor
to be integrated into a FormulaStudent electric car's powertrain has been designed to meet …

Transmission Performance of Halbach Array Cylindrical Permanent Magnet Governor

Y Zhu, H Wang, H Li, C Yang, J Gui - Electronics, 2023‏ - mdpi.com
A novel cylinder permanent magnet governor (CPMG) with Halbach segmentation is
proposed in this paper. In order to improve the transmission performance of the CPMG …

Magnetic elastomer sensor for dynamic torque and speed measurements

V Mateev, I Marinova - Electronics, 2021‏ - mdpi.com
In this paper is proposed a dynamic torque, rotational speed, and shaft position sensor. It is
built of magnetic elastomer coating directly applied over a rotating shaft. The sensor is used …

Innovative Magnetic Gear Design Incorporating Electromagnetic Coils for Multiple Gear Ratios

TF Megahed, EA Gouda, DEA Mansour… - …, 2024‏ - search.proquest.com
In this study, a novel magnetic gear design is introduced. Unlike conventional magnetic
gears that can only achieve a single gear ratio using permanent magnetic poles, the …

Convective heat transfer analysis of a laminated flux focusing magnetic gearbox

S Modaresahmadi, J Khalesi, K Li, JZ Bird… - Thermal Science and …, 2020‏ - Elsevier
Magnetic machine designers must consider a variety of mechanical and thermal aspects,
particularly as the size increases and the air-gaps between rotors and stators decrease. In …

Modeling of Dynamic Torque Control of a Coaxial Magnetic Gear

I Marinova, V Mateev - 2019 22nd International Conference on …, 2019‏ - ieeexplore.ieee.org
Overload of magnetic gears effects in output rotor slip** which reduce its speed and
torque. Here is presented a dynamic model of a control system to avoid overload and keep …

[PDF][PDF] Preliminary analysis of eddy current and iron loss in magnetic gear in electric vehicle

MFM Ab Halim, E Sulaiman, M Jenal… - International Journal of …, 2022‏ - academia.edu
The inclusion of a high energy density permanent magnet into magnetic gear improves the
machine's torque density. However, it also contributes to eddy current loss, especially in a …

Detailed Investigation of the Eddy Current and Core Losses in Coaxial Magnetic Gears through a Two-Dimensional Analytical Model

N Nikolarea, P Tzouganakis, V Gakos… - Mathematical and …, 2024‏ - mdpi.com
This work introduces a 2D model that calculates power losses in coaxial magnetic gears
(CMGs). The eddy current losses of the magnets are computed analytically, whereas the …

Electromagnetic Performance Analysis of a Novel Hybrid Double-Modulated Magnetic Gear with Transverse Skewed Slotted Magnetic Field Modulation Ring

JG Wang, CF Yu, B Zhang, RN Mo - Journal of Electrical Engineering & …, 2024‏ - Springer
Axial flux magnetic gear (AF-MG) and transverse flux magnetic gear (TF-MG) suffer from
leakage flux, low torque density and low utilization of permanent magnets. Given the above …

Gear efficiency estimation method through finite element and curve fitting

MFMA Halim, E Sulaiman… - International Journal of …, 2021‏ - content.iospress.com
The inclusion of high energy density permanent magnet (PM) in MG contributes to the high
eddy current loss in magnetic gear and reduces its efficiency. There was limited research …