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Shitu Chen, Ling Feng, Xuteng Bao, Zhe Jiang, Bowen Xing and Jingxiang Xu
Path planning is crucial for unmanned surface vehicles (USVs) to navigate and avoid obstacles efficiently. This study evaluates and contrasts various USV path-planning algorithms, focusing on their effectiveness in dynamic obstacle avoidance, resistance ...
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Tao Wang, Yu Xiang, Liyuan Liu and Wang Xiong
Relying on the Mawan undersea large-diameter, dual-line, mud?water-balanced shield tunnel project and focusing on the characteristics of the tunnel, such as the complex geological conditions at the expected intersection location and the existence of a su...
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Chuang Yan and Ya Wei
In-service Portland cement concrete (PCC) pavements are subject to repeated dynamic loads from moving vehicles; thus, the actual stress generated in a PCC pavement may significantly differ from the static stress, which is normally used in the design and ...
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Date Li, Huaixin Zhang and Guangfei Qin
As a Lagrangian mesh-free method, the moving particle semi-implicit (MPS) method can easily handle complex incompressible flow with a free surface. However, some deficiencies of the MPS method, such as inaccurate results, unphysical pressure oscillation,...
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Ahmed Aboelezz, David Wetz, Jane Lehr, Pedram Roghanchi and Mostafa Hassanalian
The mining industry has recently shown increased interest in drones for routine activities in underground and surface mines. Designing a drone for coal mines is extremely complicated since the Mine Safety and Health Administration (MSHA) has tight guidel...
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Hongyi Li, Zhaoxia Xue, Tongxin Yin, Tingfeng Liu and Zhixin Hu
Moving bed biofilm reactor (MBBR) is considered as a promising technology for wastewater treatment owing to the high biomass retention and low cost. In this study, the performance of using MBBR for partial denitrification (PD) was investigated. Denitrify...
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Victor V. Kuzenov, Sergei V. Ryzhkov and Aleksey Yu. Varaksin
This paper provides an overview of modern research on magnetoplasma methods of influencing gas-dynamic and plasma flows. The main physical mechanisms that control the interaction of plasma discharges with gaseous moving media are indicated. The ways of o...
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Tang Li, Cunyou Chen, Qizhen Li, Luyun Liu, Zhiyuan Wang, Xijun Hu and Saroj Thapa
With the acceleration of urbanization, the disturbance to urban landscape patterns causes changes to urban surface runoff and increases the risk of urban waterlogging. We studied the response relationship between landscape pattern change and surface runo...
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Larisa Pautova, Vladimir Silkin, Marina Kravchishina, Alexey Klyuvitkin, Elena Kudryavtseva, Dmitry Glukhovets, Anna Chultsova and Nadezhda Politova
In August 2020, during a dramatical summer retreat of sea ice in the Nansen Basin, a study of phytoplankton was conducted on the transect from two northern stations in the marginal ice zone (MIZ) (north of 83° N m and east of 38° E) through the open wate...
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Wei Li, Zhenpeng Dong, Wanying Zhao and Xiao Liang
The computational model was established to investigate the characteristics of oil spreading under arctic environments focusing on two aspects: ice concentrations and wave impacts. The ice field was constructed using the ice plates to compose three kinds ...
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