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Yulong Lu, Jialuo Tao, Chuanghua Cao, Hanlin Liu, Yang Liu and Zhengbin Ge
Leakage in the impervious layer of a domestic waste landfill seriously pollutes the soil and groundwater. Therefore, it is necessary to carry out rapid nondestructive leakage location detection. In this research, the electrical resistivity tomography (ER...
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Yulong Liu, Shuxian Liu and Juepu Chen
Accurate precipitation forecasting is of great significance to social life and economic activities. Due to the influence of various factors such as topography, climate, and altitude, the precipitation in semi-arid and arid areas shows the characteristics...
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Jun Di, Yu Fan, Yajing Liu, Sijia Liu and Yulong Zhu
In this paper, we propose a novel variable pole pitch (VPP) electromagnetic (EM) propulsion technique using a series of ladder-slot-secondary double-sided linear induction motors (LS-secondary DLIMs). An equivalent circuit is developed for the LS-seconda...
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Min Liu, Ju Tang, Xin Liu, Qiang Yao and Yulong Miao
Pulses with different amplitudes occur when an inner partial discharge fault exists in SF6-gas-insulated DC high-voltage electrical equipment. SF6 decomposes following complex physical and chemical processes. Discussing and quantifying the mathematical r...
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Pengfei Ning, Dianjun Zhang, Xuefeng Zhang, Jianhui Zhang, Yulong Liu, Xiaoyi Jiang and Yansheng Zhang
The Array for Real-time Geostrophic Oceanography (Argo) program provides valuable data for maritime research and rescue operations. This paper is based on Argo historical and satellite observations, and inverted sea surface and submarine drift trajectori...
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Yankai Li, Yulong Huang, Dongping Li, Yuan Sun, Han Liu and Yongze Jin
In this paper, we propose an output feedback flight tracking control scheme for helicopter attitude and altitude systems with unmeasured states under full state constraints. Firstly, a state observer is constructed based on the measured output signals, w...
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Yankai Li, Yulong Huang, Han Liu and Dongping Li
In this paper, a full state-constrained anti-disturbance dynamic surface control method is proposed for six-degree-of-freedom unmanned helicopter systems under full state constraints and disturbances. Firstly, due to the underactuated characteristics of ...
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Yuanpu Liu, Sheng Wang, Chongshui Gong, Dingwen Zeng, Yulong Ren and Xia Li
Land surface parameters are crucial in land surface process model simulations. Considering the complex land surface characteristics of the Loess Plateau, a parametric sensitivity analysis was conducted to determine the key parameters of its Noah Multi-Pa...
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Yulong Liu, Yingzeng Yin, Ruilong Li and Ru Fang
Global Navigation Satellite Systems (GNSS) anti-jamming.
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Yulong Hu, Zhiqiao Wang, Jianyang Ai, Shichao Bu and Hongwei Liu
In this paper, two kinds of micro-arc oxidation (MAO) coatings on TA2 with different thickness were prepared by controlled oxidation time and then were characterized for their composition, crystalline structure, and surface morphology. The effect of MAO ...
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Yulong Yang, Han Liu, Weixuan Mao, Zhaojie Song and Haizhu Wang
Supercritical carbon dioxide (SC-CO2) jet is capable of decreasing the threshold pressure of rock breakage and mitigating formation damage, owing to its low viscosity, high diffusivity, and extremely-low surface tension. The swirling-round jet holds the ...
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Hanwu Liu, Yulong Lei, Yao Fu and Xingzhong Li
The energy recovered with regenerative braking system can greatly improve energy efficiency of range-extended electric vehicle (R-EEV). Nevertheless, maximizing braking energy recovery while maintaining braking performance remains a challenging issue, an...
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Yulong Liu, Xiaodong Zhang, Shuangxia Niu, Weinong Fu and Xinhua Guo
In this paper, a permanent magnet (PM) linear memory machine is proposed for ocean wave power generation. A notable feature of this machine is its online tunable mnemonic flux. This enables it to operate efficiently in a wide speed range and makes it sui...
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Shuo Liu, Yuguo Wu, Chunshan Zhou, Jianming Wu and Yulong Zhang
The CO formation rules of coal were analyzed by a self-developed testing device under ambient temperature. The changes of functional groups caused by oxidation were obtained using Fourier-transform infrared spectroscopy (FTIR). The experimental results s...
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Lili Mi, Xiao-Guang Yue, Xue-Feng Shao, Yuanfei Kang and Yulong Liu
Peering through the lenses of the strategic intent perspective and strategic fit paradigm, in this study, we seek to examine the contingent conditions under which emerging market multinational enterprises (EMNEs) with strategic asset seeking (SAS) intent...
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Honghua Tao, Liehui Zhang, Qiguo Liu, Qi Deng, Man Luo and Yulong Zhao
The use of multiple hydraulically fractured horizontal wells has been proven to be an efficient and effective way to enable shale gas production. Meanwhile, analytical models represent a rapid evaluation method that has been developed to investigate the ...
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Yulong Liu,Xiaoming Yu,Yuhua Hao
Pág. pp. 230 - 240
Aiming at the problem of node localization in wireless sensor networks, a location algorithm for optimizing distance vector hopping (DV-hop) by constructing a quantum neural network model based on particle swarm optimization (PSO) is proposed. According ...
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Xiaoyan Gao, Hua Ge, Yu Jiang, Yulong Lian, Chen Zhang and Jiwen Liu
The serotonin receptor (5-HTR) plays a key role in sleep quality regulation. Job-related stress is an important factor that influences sleep quality. However, few reports on the interaction between 5-HTR2A polymorphisms and job stress, and how they may i...
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Zheng Tian, Aibing Zhang, Xiangzhi Zheng, Linggao Kong, Bin Su, Bin Liu, Jianjing Ding, Wenjing Wang, Chao Liu, Yulong Lv, Jun Gao and Ling Ma
The FY-3E satellite plasma analyzer marks China?s first detection of the characteristics, occurrence, and development of the typical plasma environment in the dawn?dusk orbit space. It provides data source support for operational space weather alerts and...
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Shunsheng Wang, Diru Wang, Tengfei Liu, Yulong Liu, Minpeng Luo, Yuan Li, Wang Zhou, Mingwei Yang, Shuaitao Liang and Kaixuan Li
Winter wheat is the main grain crop in the Yellow River Basin, and optimizing water and nitrogen management can not only improve the yield, but also reduce water and fertilizer waste and environmental pollution. Using two years of winter wheat field tria...
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