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Yang Yu, Shengbo Xu, Jianxing Yu, Lixin Xu, Xin Liu and Pengfei Liu
This study proposed a novel experimental platform to conduct dynamic loading tests of a truncated model steel catenary riser (SCR) within the touchdown zone (TDZ). The facilities of the platform, including a soil tank, a loading system, and a soil stirri...
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Qiang Xu, Hongguang Liu, Mingsi Li and Pengfei Li
To reveal the mechanisms of water conservation and soil salinity control in the biochar interlayer, the effects of biochar addition as an interlayer on soil water infiltration, evaporation, and salt transport were studied. Through the indoor soil-column ...
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Pengfei Qu, Junrui Chai and Zengguang Xu
Concrete-face rockfill dams have gradually become the preferred dam type in the engineering community. This study presents a hydropower station in China as a case study to introduce a new type of embedded concrete-face rockfill dam. The static and dynami...
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Chengxi Xu, Yunyi Zhang, Fan Shi, Hong Shan, Bingyang Guo, Yuwei Li and Pengfei Xue
The centralization of the global DNS ecosystem may accelerate the creation of an oligopoly market, thereby, increasing the risk of a single point of failure and network traffic manipulation. Earlier studies have revealed the level of centralization in te...
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Zhushuai Wang, Yu Yang, Yu Xu, Changhao Xin, Pengfei Liang and Ning Guo
This paper presents two experimental schemes, graded cyclic loading and unloading, and variable lower limit cyclic loading and unloading, to investigate the energy evolution and acoustic emission characteristics of rocks under different cyclic loading an...
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Gang Wei, Pengfei Xiang, Haibo Jiang, Di Sun, Fengjun Xu and Huifang Guo
For the effect of two-sided sudden surcharge/unloading on existing shield tunnels, an indoor dimensional reduction model test was conducted at a scale of 1:15.5, measuring the ground settlement, lateral convergence of the shield tunnel, and additional su...
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Zhe Wang, Weihao Feng, Shuwei Wu, Pengfei Wu, Sifa Xu, Zewei Yao and Jiuchun Sun
Recently, many studies have been conducted on the stratum deformation induced by earth pressure balance (EPB) shield tunneling in soft soil and sand. Movement laws vary largely among different strata. However, at present, relevant research mainly focuses...
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Xinglu He, Pengfei Wang, Kai Lu and Xu Zhou
A multi-priority scheduling path exploration technology based on abstract syntax tree analysis.
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Yu Chen, Xiangli He, Chong Xu, Yuandong Huang, Pengfei Zhang, Zhihua Luo and Tao Zhan
At about 20:40 on 23 July 2019, a high-level and long-runout landslide occurred in Jichang Town, Shuicheng County, Guizhou Province (hereafter called the Shuicheng landslide). This slope failure was highly devastating, and most of the local residents wer...
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Pengfei Li, Shuang Hao, Yuhuan Cui, Yazhou Xu, Congcong Liao and Liangliang Sheng
Regarding the rapid development of urban agglomeration (UA) in Guangdong Province in the past two decades, this study revealed the temporal and spatial evolution of the urban pattern of the province and the current urbanization process. This study determ...
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Pengfei Xu, Chenbo Han, Tao Lv and Hongxia Cheng
Fixed-point underwater hovering is a key technology for the reliable operation of a remotely operated vehicle in the ocean to inspect the surfaces of a variety of underwater structures, such as ports and offshore wind power facilities. This study propose...
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Yiyi Xu, Jun Zhao, Shuai Sun and Pengfei Liu
The effect of vibration and oscillation of an instrumented testing apparatus on horizontal axis tidal turbine rotor energy generation performance was examined and analyzed. Enforcement struts and an accelerometer were installed to measure and record vibr...
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Pengfei Xu, Qingbo Cao, Yalin Shen, Meiya Chen, Yanxu Ding and Hongxia Cheng
Predicting the maneuvering motion of an unmanned surface vehicle (USV) plays an important role in intelligent applications. To more precisely predict this empirically, this study proposes a method based on the support vector regression with a mixed kerne...
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Guilin Liu, Pengfei Xu, Yi Kou, Fang Wu, Yi Yang, Daniel Zhao and Zaijin You
Typhoon storm surge disasters are one of the main restrictive factors of sustainable development in coastal areas. They are one of several important tasks in disaster prevention and reduction in coastal areas and require reasonable and accurate calculati...
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Shuang Fan, Zhuopin Xu, Weimin Cheng, Qi Wang, Yang Yang, Junyao Guo, Pengfei Zhang and Yuejin Wu
For the efficient selection of high-quality rice varieties, the near-infrared spectroscopy (NIRS) technique has been widely applied to detect constituents in single rice kernels. Compared with other constituents, amylose content (AC) and fat content (FC)...
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Tao Song, Jiarong Wang, Danya Xu, Wei Wei, Runsheng Han, Fan Meng, Ying Li and Pengfei Xie
Physical oceanography models rely heavily on grid discretization. It is known that unstructured grids perform well in dealing with boundary fitting problems in complex nearshore regions. However, it is time-consuming to find a set of unstructured grids i...
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Zhonghua Hong, Pengfei Sun, Xiaohua Tong, Haiyan Pan, Ruyan Zhou, Yun Zhang, Yanling Han, Jing Wang, Shuhu Yang and Lijun Xu
To overcome the limitation of poor processing times for long-distance off-road path planning, an improved A-Star algorithm based on terrain data is proposed in this study. The improved A-Star algorithm for long-distance off-road path planning tasks was d...
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