Results 31 to 40 of about 509 (150)
Applied Sciences, 2023 Given motorized spindles’ extensive periods of prolonged high-velocity operation, they are prone to temperature changes, which leads to the problem of thermal error, leading to diminished precision in machining operations.
Ying Gao, Xiaojun Xia, Yinrui Guo
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IEEE Access, 2023 To address the problem that multivariable faults in hydraulic systems are difficult to diagnose accurately in a short time, a new signal processing method combining an improved empirical wavelet transform with a kernel extreme learning machine optimized ...
Chao Chen, Muhetaer Kelimu, Bo Yang
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PLoS ONE, 2023 The Underwater Acoustic Sensor Network (UASN) is a large network in which the vicinity of a transmitting node is made up of numerous operational sensor nodes. The communication process may be substantially disrupted due to the underwater acoustic channel'
Sathish Kaveripakam +1 more
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An Effective Metaheuristic Approach for Building Energy Optimization Problems
Buildings, 2022 Mathematical optimization can be a useful strategy for minimizing energy usage while designing low-energy buildings. To handle building energy optimization challenges, this study provides an effective hybrid technique based on the pelican optimization ...
Xinzhe Yuan +5 more
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Fault diagnosis of transformer winding short circuit based on WKPCA-WM and IPOA-CNN
Frontiers in Energy Research, 2023 When the winding of the power transformer is short-circuited, the winding will experience constant vibration, which will cause axial instability of the winding, and then lead to winding looseness, deformation, bulge, etc., therefore, a diagnosis method ...
Xiping Pei +4 more
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Energy Science & Engineering, 2023 This paper addresses the challenge of protecting electrical networks in the presence of distribution generators (DGs). The use of DGs affects fault currents, leading to miscoordination between protection relays and causing constraints on network ...
Mohamed Abdelhamid +2 more
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Enhancing Cloud Task Scheduling With a Robust Security Approach and Optimized Hybrid POA
IEEE Access, 2023 Dynamic and flexible computing resources are offered by cloud computing (CC), which has gained popularity as a computing technology. Efficient task scheduling (TS) plays a critical role in CC by optimizing the distribution of tasks across available ...
S. V. Aswin Kumer +5 more
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Study on Multi-UAV Cooperative Path Planning for Complex Patrol Tasks in Large Cities
Drones, 2023 Unmanned Aerial Vehicles (UAVs) are increasingly utilized for urban patrol and defense owing to their low cost, high mobility, and rapid deployment. This paper proposes a multi-UAV mission planning model that takes into account mission execution rates ...
Hongyu Xiang +4 more
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Pelican Optimization Algorithm Combining Unscented sigma Point Mutation and Cross Reversion [PDF]
Jisuanji kexue yu tansuoAiming at the problems of slow searching speed, low accuracy and easy to fall into local optimization in the optimization process of pelican optimization algorithm (POA), a pelican optimization algorithm combining unscented sigma point mutation and cross
ZUO Fengqin, ZHANG Damin, HE Qing, BAN Yunfei, SHEN Qianwen
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