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Ruigeng Hu, Xiuhai Wang, Hongjun Liu and Da Chen
In this study, the local scour around tripods in random waves is numerically investigated. The seabed-tripod-fluid numerical model with an RNG k-e turbulence model is built and validated. Following that, the scour characteristics and flow velocity distri...
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Ruigeng Hu, Xiuhai Wang, Hongjun Liu, Hao Leng and Yao Lu
Local scour around a submarine piggyback pipeline in combined waves and current is investigated experimentally. Based on the experimental results, the scour evolution and scour morphology are firstly analyzed. Then, a comparison with the equilibrium scou...
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Ruigeng Hu, Xiuhai Wang, Hongjun Liu and Hao Leng
A novel scour protection approach for pipeline using the Ionic Soil Stabilizer (ISS) solidified soil was proposed in this study. The ISS-solidified slurry can be poured adjacent to the pipeline immediately after it was placed, or in the growing scour hol...
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Ruigeng Hu, Hongjun Liu, Hao Leng, Peng Yu and Xiuhai Wang
A series of numerical simulation were conducted to study the local scour around umbrella suction anchor foundation (USAF) under random waves. In this study, the validation was carried out firstly to verify the accuracy of the present model. Furthermore, ...
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Ruigeng Hu, Xiuhai Wang, Hongjun Liu and Yao Lu
A series of laboratory experiments were conducted in a wave-current flume to investigate the scour evolution and scour morphology around tripod in combined waves and current. The tripod model was made using the 3D printing technology, and it was installe...
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Xiuhai Wang, Chaoqi Zhu and Hongjun Liu
Geological disasters of seabed instability are widely distributed in the Yellow River Delta, posing a serious threat to the safety of offshore oil platforms and submarine pipelines. Waves act as one of the main factors causing the frequent occurrence of ...
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Wei Xu, Minhui Hao, Juan Wang, Chunyu Zhang, Xiuhai Zhao and Klaus Von Gadow
This study uses detailed soil and vegetation data collected in a 30-ha old-growth broad-leaved Korean pine forest to study the effect of soil properties on tree community structures. Spatial distribution patterns are simulated using a homogeneous Poisson...
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