Results 31 to 40 of about 31,807 (169)

Research on Electromagnetic-Thermal-Mechanical Multiphysics Coupling Simulation Analysis of Converter Transformers

EAI Endorsed Transactions on Energy Web
Addressing the limitations of conventional single-physics analysis methods in accurately revealing the internal electro-thermal-mechanical interaction mechanisms, this study established a fully coupled electro-magnetic-thermal-mechanical model for ...
Zhichuang Li, Tan Li, Yongfan Guo, Shenghui Wang   +3 more
doaj   +1 more source

Thermal Characteristic and Analysis of Electro-Hydrostatic Actuator

IEEE Access
Electro-hydrostatic actuators (EHAs) are widely utilized due to their superior integration and high power-to-weight ratio. However, the elimination of a centralized oil source in EHAs restricts the cooling capacity of the system, leading to potential ...
Jiahui Liu, Hao Huang, Yaowen Ge, Xiaoli Zhao, Wenxiang Deng, Guangfa Gao, Jianyong Yao   +6 more
doaj   +1 more source

Fabrication and electro-thermo-mechanical characterization of a hot arm actuator

Micro and Nano Systems Letters
This study presents the fabrication and characterization of a MEMS-based hot arm actuator that utilizes Joule heating-induced thermal expansion for lateral displacement.
Kibum Jung, Juhee Ko, Taeyeong Kim, Jungchul Lee   +3 more
doaj   +1 more source

Preparation of n-Alkane/Polycaprolactone Phase-Change Microcapsules via Single Nozzle Electro-Spraying: Characterization on Their Formation, Structures and Properties

Applied Sciences, 2020
The phase change microcapsule (mPCM) is one of the primary candidates in the fields of energy storage and thermal regulation. In this study, electro-spraying, as a green, high-efficiency electrohydrodynamic atomization technology, is applied to the ...
Shengchang Zhang, Christine Campagne, Fabien Salaün   +2 more
doaj   +1 more source

Enhanced Simulation Accuracy and Design Optimization in Power Semiconductors Through Individual Aluminum Metallization Layer Modeling

Energies
This study investigates the impact of modeling the aluminum (Al) metallization layer as an integrated part of the chip model, versus as an individual component, on the results of electrical–thermal analysis of power semiconductor packages using Finite ...
Na-Yeon Choi, Sang-Gi Kim, Sung-Uk Zhang
doaj   +1 more source

Endoscopic hemostasis in the ulcer gastro-duodenal hemorrhage, using high-frequency biological welding electro-ligature

Клінічна хірургія, 2020
Objective. To improve the efficacy of endoscopic hemostasis for the ulcer gastro-duodenal hemorrhage, using high-frequency biological welding electro-ligature. Materials and methods.
Ya. P. Feleshtynskyi, S. O. Oparin, B. V. Sorokin, M. G. Boiarska, D. V. Lutsenko   +4 more
doaj   +1 more source

Impacts of EV Usage Patterns on Battery Pack Medium-Term Degradation

Batteries
Lithium-ion battery (LiB) ageing is a critical challenge that requires in-depth investigation to extend the useful life of electric vehicles (EVs). This phenomenon drastically impacts cell performance and is primarily influenced by environmental factors ...
Clemente Capasso, Luigi Iannucci, Stanislao Patalano, Ottorino Veneri, Ferdinando Vitolo   +4 more
doaj   +1 more source

Test Structure Design for Defect Detection during Active Thermal Cycling

Sensors, 2022
Integrated power ICs acting as smart power switches for automotive or industrial applications are often subjected to active thermal cycling. Consequently, they undergo significant self-heating and are prone to various failure mechanisms related to the ...
Ciprian Florea, Dan Simon, Adrian Bojiță, Marius Purcar, Cristian Boianceanu, Vasile Țopa   +5 more
doaj   +1 more source

Entropy Analysis in Double-Diffusive Convection in Nanofluids through Electro-Osmotically Induced Peristaltic Microchannel

Entropy, 2019
A theoretical study is presented to examine entropy generation in double-diffusive convection in an Electro-osmotic flow (EOF) of nanofluids via a peristaltic microchannel.
Saima Noreen, Sadia Waheed, Abid Hussanan, Dianchen Lu   +3 more
doaj   +1 more source

An Iterative Novel Co-Simulation Method for Electro-Thermal Multiphysics Analysis of RF Power Amplifier

IEEE Access
This paper proposes a novel co-simulation method for analyzing the interaction between circuit performance and electro-thermal multiphysics effects in a radio frequency (RF) power amplifier at the PCB board level, particularly under the influence of an ...
Xu-Feng Lou, Kang-Min Sun, Jian Wang, Yin-Shui Xia, Wei-Jun Wu, Wen-Yan Yin   +5 more
doaj   +1 more source