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Jianshe Xu, Yazhi Zhu, Jin Wu, Jin Lu, Qian Zhang and Wei Wang
Although there are currently many types of lattice shell joints with different characteristics, assessing the flexural capacity of lattice shell joints is always a great challenge. In this paper, a fan-shaped assembled joint and a welded joint for compar...
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Haixia Jin, Jingjing Peng, Rutian Bi, Huiwen Tian, Hongfen Zhu and Haoxi Ding
Mapping soil organic carbon (SOC) accurately is essential for sustainable soil resource management. Hyperspectral data, a vital tool for SOC mapping, is obtained through both laboratory and satellite-based sources. While laboratory data is limited to sam...
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Jin Zhang, Min Xia, Wei Chen, Dong Yuan, Chongyou Wu and Jiping Zhu
The desirable sowing period for winter wheat is very short in the rice-wheat rotation areas. There are also lots of straw left in harvested land. Deep rotary tillage can cover rice straw under the surface to increase soil organic matter. Clarifying the e...
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Xiaoming Jin, Fangping Ma, Di Wang and Zhengtao Zhu
In the field of agricultural machinery, various empirical field tests are performed to measure the tillage force for precision tillage. However, the field test performance is costly and time-consuming, and there are many constraints on weather and field ...
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Chenbo Shi, Yanhong Cheng, Chun Zhang, Jin Yuan, Yuxin Wang, Xin Jiang and Changsheng Zhu
The detection of poultry egg microcracks based on electrical characteristic models is a new and effective method. However, due to the disorder, mutation, nonlinear, time discontinuity, and other factors of the current data, detection algorithms such as s...
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Boyuan Zhu, Jianghui Meng, Chen Song, Renfang Pan, Zhengping Zhu and Jineng Jin
The structural evolution and sedimentary differentiation of the Sichuan Basin in China are complex, with intricate reservoir pore structures that significantly impact shale gas production. This study examines the complexity and heterogeneity of the micro...
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Liang Zhao, Qing Yun, Fucai Yuan, Xu Ren, Junwei Jin and Xianchao Zhu
Underwater target detection plays a crucial role in marine environmental monitoring and early warning systems. It involves utilizing optical images acquired from underwater imaging devices to locate and identify aquatic organisms in challenging environme...
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Yongsheng Yang, Shu Sun, Sha He, Yajia Jiang, Xiaoming Wang, Hong Yin and Jin Zhu
A sea-rail automated container terminal (SRACT) plays a crucial role in the global logistics network, combining the benefits of sea and railway transportation. However, addressing the challenges of multi-equipment cooperative scheduling in terminal and r...
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Xiliang Feng, Yue Zhu, Jin Gan, Ziheng Chen, Jing Li, Yongshui Lin and Weiguo Wu
Due to the tall and large superstructures of cruise ships, the wind-induced vibration of frame structure on open decks cannot be neglected. This study investigated the wind-induced vibration of a typical frame structure on a cruise ship by using wind tun...
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Guan-Yuan Zhao, Li Zhu, Wei Liu, Jia-Cheng Zhao and Jin-Xin Huo
The group studs arrangement is applied to prefabricated composite beams to significantly improve construction speed. However, contact vibration exists in the unconstrained interface area of the high-speed railway composite beam during the operation perio...
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Wufeng Cheng, Shenliang Chen, Jun Zhu, Xiaojing Zhong, Jin Hu and Junli Guo
This paper used dynamic image analysis (DIA) to analyze the grain size and shape data of beach surface sediments in Bao?ding Bay, eastern Hainan Island, China, and explored the effects of sediment transport modes and beach morphology on the grain size?sh...
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Bin Xu, Dapeng Li, Kaijin Wei, Xiangyun Zhu, Jin Xu and Baoshan Ma
Due to a sharp decline in resources, Schizothorax waltoni Regan and Percocypris retrodorslis have been listed as wildlife under second-class protection in China. Under culture conditions, the early development and allometric growth patterns of S. waltoni...
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Yang Liu, Yuchi Huo, Lin Zhu, Mingxing Jin, He Zhang, Suyu Li and Wei Hua
Conical emission is a typical nonlinear phenomenon that occurs during the filamentation of femtosecond laser pulses in transparent media. In this work, the conical emission induced by two kinds of typical vortex beams (i.e., Laguerre?Gaussian (LG) and Be...
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Yanchen Cui, Jin Li, Li Zhu, Shen Zuo, Miaozhang Yu, Peng Liu and Xinzhuang Cui
REOB (Recycled Engine Oil Bottom) rejuvenated asphalt can solve the problems of environmental pollution and resource waste. In order to improve the performance of REOB rejuvenated asphalt, an SBS modifier was applied. An orthogonal test was carried out t...
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Wenyan Gu, Jinsheng Zhang, Longye Pan, Yegao Qu, Jin-Hwan Choi and Xiangqian Zhu
Many solar panels for spacecrafts are deployed by Tape Spring Hinges (TSHs) which have changeable stiffness. The stiffness of TSH is small when panels are folded, and it becomes large quickly in its deployed status. Since the solar panel is a thin sheet,...
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Pei Ding, Jin Li, Mingli Xiang, Zhu Cheng and Enshen Long
A new heat transfer calculation method for ground-coupled floors was established. This method was applied particularly to temporary emergency housing. Results showed it was more efficient than the finite volume method. The effects of initial soil tempera...
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Yuan Lin, Jin Guo, Haonan Li, Hai Zhu, Haocai Huang and Ying Chen
The hydrodynamic performance of a novel hovering autonomous underwater vehicle, the autonomous underwater helicopter (AUH), with an original disk-shaped hull (HG1) and an improved fore?aft asymmetric hull (HG3), is investigated by means of computational ...
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Wanlu Zhu, Chunpeng Jin and Zhengzhuo Liang
The complex dynamic characteristics of a shipboard power system (SPS) are not only related to its continuous dynamics but also influenced by discrete control behavior. Especially, during combat mission execution of high-power pulse loads (HPPLs), their o...
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Xuyang Guo, Yan Jin, Jingyu Zi, Jiaying Lin, Bolong Zhu, Qian Wen and Qi Jing
Sand production has been identified as a key reason limiting sustained and commercial gas production in methane-hydrate-bearing sediments. Production tests in Canada and Japan were terminated partially because of excessive sand production in pilot wells....
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Shiyao Zhu, Dezhi Li, Jin Zhu and Haibo Feng
The rapid development of new technologies has made the acquisition and processing of big data much easier and more accessible to various domains including construction management. This trend has resulted in numerous new technical or management issues in ...
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