Electrical machines for the more electric aircraft: Partial discharges investigation

V Madonna, P Giangrande, W Zhao… - IEEE Transactions …, 2020 - ieeexplore.ieee.org
Modern electrical machines employed in transportation applications are required to provide
high performance in terms of power (and torque) density. At the same time, being these …

Characterization of low-inductance SiC module with integrated capacitors for aircraft applications requiring low losses and low EMI issues

B Cougo, HH Sathler, R Riva… - … on Power Electronics, 2020 - ieeexplore.ieee.org
Future aircrafts will be composed of high number of power converters having always higher
power density and efficiency. In order to increase performance of such converters, a good …

Moving toward Partial Discharge-Free Design of Electrical Machines for More Electric Aircraft Applications

Y Ji, P Giangrande, W Zhao, H Wang… - IEEE Transactions …, 2023 - ieeexplore.ieee.org
For aerospace electrical machines (EMs), the partial discharge (PD) risk is becoming much
more severe due to higher dc link voltage levels and faster switching devices. Traditionally …

Determination of hotspot temperature margin for rectangular wire windings considering insulation thermal degradation and partial discharge

Y Ji, P Giangrande, W Zhao, V Madonna… - IEEE Transactions …, 2023 - ieeexplore.ieee.org
Increasing current density is a common way to improve the power density of electrical
machines (EMs) which also boosts the winding temperature. Higher winding temperature …

Reliability-oriented design of inverter-fed low-voltage electrical machines: Potential solutions

Y Ji, P Giangrande, V Madonna, W Zhao, M Galea - Energies, 2021 - mdpi.com
Transportation electrification has kept pushing low-voltage inverter-fed electrical machines
to reach a higher power density while guaranteeing appropriate reliability levels. Methods …

On the design of partial discharge-free low voltage electrical machines

V Madonna, P Giangrande, W Zhao… - … Electric Machines & …, 2019 - ieeexplore.ieee.org
Modern electrical machines employed in transportation applications are required to provide
high performance in terms of power (and torque) density. At the same time, being these …

Electrical machine design considering corona-resistant wire for more electric aircraft applications

Y Ji, P Giangrande, H Zhao, W Zhao… - IEEE Transactions …, 2022 - ieeexplore.ieee.org
Higher dc link voltage and shorter rise time keep challenging the insulation system of
inverter-fed low-voltage electrical machines (EMs). In more electric aircraft (MEA) …

Influence of TMAH and NaOH on the stability of SiC aqueous suspensions

J Gnyla, A Gubernat, Ł Zych, M Nocuń, Z Goral… - Ceramics …, 2020 - Elsevier
The study aimed at evaluation of the rheological properties of aqueous suspensions of SiC
stabilized with either TMAH (tetramethyloammonium hydroxide) or NaOH in the amount of a …

Time-to-failure analysis of short-duty cycle, inverter-fed electrical machines exposed to prevailing electrical stress

Y Ji, P Giangrande, H Wang, W Zhao… - … on Aerospace and …, 2023 - ieeexplore.ieee.org
Compact and efficient electric drives are desirable in transport applications and an
increased dc-link voltage value combined with fast-switching devices represents a …

Lifetime estimation of corona-resistance wire for electrical machines operating under the partial discharge regime

Y Ji, P Giangrande, W Zhao, V Madonna… - … IEEE Workshop on …, 2023 - ieeexplore.ieee.org
The trend towards higher onboard DC link voltage keeps increasing the partial discharge
(PD) risk of electrical machines (EMs) for more electric aircraft (MEA) applications …