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Binbin Li, Bo Lu, Xiping Kou, Yang Shi, Li Yu, Hongtao Guo, Binbin Lv and Kaichun Zeng
To address the contradiction between the convergence error and convergence rate in the LMS algorithm, this study proposes a variable-step-size adaptive filter algorithm with a momentum term based on the logistic function. First, the normalization LMS alg...
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Alexandru-George Rusu, Constantin Paleologu, Jacob Benesty and Silviu Ciochina
The principal issue in acoustic echo cancellation (AEC) is to estimate the impulse response between the loudspeaker and microphone of a hands-free communication device. This application can be addressed as a system identification problem, which can be so...
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Yonggang Mei, Rong Mo, Huibin Sun, Bingbing He and Kun Bu
Cutting chatter is extremely harmful to the machining process, and it is of great significance to eliminate chatter through analyzing the stability of the machining process. In this work, the stability of the milling process with multiple delays is inves...
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Mohamed Redha Rezoug, Rachid Chenni and Djamel Taibi
Photovoltaic pumping is considered to be the most used application amongst other photovoltaic energy applications in isolated sites. This technology is developing with a slow progression to allow the photovoltaic system to operate at its maximum power. T...
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Yinsheng Li, Zhengqiang Luo, Qing Xu and Wei Zheng
According to the established theoretical model, this study deduces the convergence conditions of the system and obtains the step-size bound suitable for all stages of system operation. The simulation and experimental results show that the system has exce...
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Musa Ahmed Demba, Poom Kumam, Wiboonsak Watthayu and Pawicha Phairatchatniyom
In this work, a pair of embedded explicit exponentially-fitted Runge?Kutta?Nyström methods is formulated for solving special second-order ordinary differential equations (ODEs) with periodic solutions. A variable step-size technique is used for the deriv...
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Fei Ren, Ansheng Li, Guiqin Shi, Xiaoling Wu and Ning Wang
In the presence of manufacturing errors, the dynamic properties of herringbone planetary gear train (HPGT) can be altered from the originally designed properties to have undesired behavior. In this paper, by considering the herringbone gear actual struct...
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Kaijie Huang, Chengjun Qiu, Wenbin Xie, Wei Qu, Yuan Zhuang, Kaixuan Chen, Jiaqi Yan, Gao Huang, Chao Zhang and Jianfeng Hao
The paper presents a wind?photovoltaic-thermal hybrid-driven two-stage humidification and dehumidification desalination system for remote island regions lacking access to electricity and freshwater resources. By conducting an analysis of the wind and sol...
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Xinfan Yin, Hongxu Ma, Xianmin Peng, Guichuan Zhang, Honglei An and Liangquan Wang
In order to simulate the flight state of the helicopter effectively, it is necessary to trim the helicopter during the forward flight in a wind tunnel test. Previously, due to the lack of an internal-control closed loop in the test rig, the helicopter-wi...
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Yizheng Yu, Pengxiang Lv, Xiao Liu and Xiang Liu
The flow-induced vibration characteristic of the U-section rubber outer windshield structure of high-speed train is the key factor to limit its high-speed movement. Accurate and effective flow-induced vibration analysis of windshield structures is an imp...
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Yuxin Jiao, Zhikun Lin, Long Yu and Xiaozhu Wu
Task allocation is a critical issue of spatial crowdsourcing. Although the batching strategy performs better than the real-time matching mode, it still has the following two drawbacks: (1) Because the granularity of the batch size set obtained by batchin...
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Jianan Xu, Yansong Yang, Yantao Hu, Tao Xu and Yong Zhan
Wave energy is a renewable energy source that is green, clean and has huge reserves. In order to develop wave energy resources, an oscillating buoy Wave Energy Converter (WEC) device based on the artificial breakwater is presented in this paper. In order...
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