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Jian Qin, Zhenquan Zhang, Xuening Song, Shuting Huang, Yanjun Liu and Gang Xue
In order to enhance the power generation efficiency and reliability of wave energy converters (WECs), an enclosed inertial WEC with a magnetic nonlinear stiffness mechanism (nonlinear EIWEC) is proposed in this paper. A mathematical model of the nonlinea...
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Zhenquan Zhang, Jian Qin, Dengshuai Wang, Shuting Huang, Yanjun Liu and Gang Xue
In this paper, a variable damper is proposed to regulate the efficiency of a two-body wave energy converter (WEC) with mechanically driven power take-off (PTO). The variable damper introduces logic constraints into the WEC system, which can be translated...
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Gang Xue, Jian Qin, Zhenquan Zhang, Shuting Huang and Yanjun Liu
To obtain the optimal mooring mode and the best-matching wave condition of an eccentric rotor wave energy converter (ERWEC), a physical model of the ERWEC was developed. Ten mooring modes and eight wave conditions were set up. Several experiments were ca...
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Yi Xin, Yu Guo, Meijing Sun, Gang Yu, Zhenhua Ma, Kun Pei and Chuanxin Qin
Environmental DNA (eDNA) analysis is a useful tool for monitoring the distributions of aquatic species. eDNA can produce quantitative estimates of fish abundance, but its accuracy depends on the species and system. Therefore, its performance must be eval...
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Rui Sun, Gang Qin, Gaibian Li, Jinbao Hu, Jingqi Xiong and Huanwei Xu
In the nickel electrolysis industry, detection of the conductive state of copper rods is an important part of production procedure management, as abnormal conductive states of the copper rod result in a decline in the quality of the electrodeposited nick...
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Lian-Da Du, Yan-Hong Liu, Jin-Zhi Liu, Xiang-Qin Ding, Bo Hong, Da-Gang Hu and Cui-Hui Sun
Chrysanthemum, one of the most popular ornamental plants in the world, is renowned for its brilliant colors and multifarious flower types. Thousands of gorgeous chrysanthemum cultivars exist thanks to both traditional breeding techniques and its characte...
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Zhen Qin, Xiaomin Xia, Guangming Mai, Yehui Tan and Gang Li
With global warming, the intensity and frequency of extreme episodic weather events such as typhoons are rising in tropical and subtropical regions, disturbing the water column and shifting phytoplankton therein from deep to surface layers, and exposing ...
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Chaoren Qin, Dongdong Wang, Zhi Xu and Gang Tang
Most of the current research on the diagnosis of rolling bearing faults is based on vibration signals. However, the location and number of sensors are often limited in some special cases. Thus, a small number of non-contact microphone sensors are a subop...
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Chengpeng Lu, Wei Qin, Gang Zhao, Ying Zhang, Wenpeng Wang
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The heterogeneous hydraulic conductivity of a subsurface medium is vital to the groundwater flow and solute transport. Probability is efficient for characterizing and quantifying the field characterization of hydraulic conductivity. Compared with sandy m...
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Lincun Fang, Shiyin Qin, Gang Xu, Tianli Li and Kemin Zhu
Compared to conventional vehicles Hybrid Electric Vehicles (HEVs) provide fairly high fuel economy with lower emissions. To enhance HEV performance in terms of fuel economy and emissions, and ensure user satisfaction with driving performance, the need fo...
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