Results 1 to 10 of about 1,650,376 (292)

Low Power Contactless Voltage Sensor for Low Voltage Power Systems [PDF]

Sensors, 2019
Contactless measurements represent the desirable solution in many contexts, where minimal cabling is required or, in general, cabling is not possible. This paper presents a new contactless voltage sensor for low voltage power systems.
Antonio Delle Femine, Daniele Gallo, Carmine Landi, Alessandro Lo Schiavo, Mario Luiso   +4 more
doaj   +4 more sources

Optimized Rectifier Topologies for Low-Voltage Electromagnetic Energy Harvesters [PDF]

Sensors
Vibrational energy harvesters typically generate only low voltages and low powers, making high-efficiency power conversion essential to extract usable energy from such sources.
Niklas Krug, Felix Heer, Gerhard Fischerauer   +2 more
doaj   +2 more sources

Research of Flexible Assembly of Miniature Circuit Breakers Based on Robot Trajectory Optimization

Algorithms, 2022
This paper is dedicated to achieving flexible automatic assembly of miniature circuit breakers (MCBs) to resolve the high rigidity issue of existing MCB assembly by proposing a flexible automatic assembly process and method with industrial robots.
Yan Han, Liang Shu, Ziran Wu, Xuan Chen, Gaoyan Zhang, Zili Cai   +5 more
doaj   +1 more source

LoRaWAN Network Downlink Routing Control Strategy Based on the SDN Framework and Improved ARIMA Model

Future Internet, 2022
In order to improve the downlink communication performance of the traditional LoRa wide area network (LoRaWAN), a LoRaWAN downlink routing control strategy based on the software defined networks (SDN) framework and the improved auto-regressive integrated
Qi Qian, Liang Shu, Yuxiang Leng, Zhizhou Bao   +3 more
doaj   +1 more source

Multi-Robot Collaborative Flexible Manufacturing and Digital Twin System Design of Circuit Breakers

Applied Sciences, 2023
Circuit breakers (CBs) are mainly designed to interrupt current flow when faults are detected and have been widely used in industrial applications. The existing CBs manufacturing method is semi-automatic and requires a lot of labor.
Linghao Wang, Liang Shu, Hao Zhou
doaj   +1 more source

Emergency restoration method of integrated energy system in coordination with upper and lower control

Energy Reports, 2022
The frequent occurrence of extreme meteorological disasters in urban areas during winter poses great impacts on the secure operation of regional energy infrastructures, leading to cascading failures and load losses in integrated energy systems (IESs). To
Hongbin Wang, Yuquan Liu, Jian Fang, Jiaxing He, Yan Tian, Hang Zhang   +5 more
doaj   +1 more source

Estimation of SMPS’ Conducted Emission According to CISPR Standards

Applied Sciences, 2022
Switched-mode power supplies are very efficient and commonly used components in products nowadays. However, due to currents switched at a high frequency, the conducted emission test is a high concern for designers. The market is increasingly demanding in
Robert Malczyk, Mateusz Bara, Haihui Lu
doaj   +1 more source

A Creep Constitutive Model, Based on Deformation Mechanisms and Its Application to Creep Crack Growth

Metals, 2022
In this paper, a constitutive model, based on the creep deformation mechanism in P91 steel, under a wide range of stress levels, was established and embedded into finite element software.
Jingwei Zhang, Jie Li, Jingyi Zan, Zijian Guo, Kanglin Liu   +4 more
doaj   +1 more source

Prediction of Power Generation Performance of Wound Rotor Synchronous Generator Using Nonlinear Magnetic Equivalent Circuit Method

Energies, 2021
This paper presents a nonlinear magnetic equivalent circuit method and an electromagnetic characteristic analysis and verification of a wound rotor synchronous generator (WRSG).
Hyo-Seob Shin, Do-Yun Kwon, Jong-Hyeon Woo, Hoon-Ki Lee, Jang-Yong Choi   +4 more
doaj   +1 more source

Implementation of Deep Learning-Based Bi-Directional DC-DC Converter for V2V and V2G Applications—An Experimental Investigation

Energies, 2023
Growth in renewable energy systems, direct current (DC) microgrids, and the adoption of electric vehicles (EVs) will substantially increase the demand for bi-directional converters.
Mohan Krishna Banda, Sreedhar Madichetty, Shanthi Kumar Nandavaram Banda   +2 more
doaj   +1 more source