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Samarpan Chakraborty and Balakumar Balachandran
Generation and propagation of waves in a numerical wave tank constructed using Weakly Compressible Smoothed Particle Hydrodynamics (WCSPH) are considered here. Numerical wave tank simulations have been carried out with implementations of different Wendla...
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Moutassem El Rafei, László Könözsy and Zeeshan Rana
The quantitative measure of dissipative properties of different numerical schemes is crucial to computational methods in the field of aerospace applications. Therefore, the objective of the present study is to examine the resolving power of Monotonic Upw...
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Zhipeng Zang, Zhuo Fang, Kuan Qiao, Limeng Zhao and Tongming Zhou
A three-dimensional numerical model was established based on ANSYS-AQWA (R19.0) software for the purpose of analyzing the hydrodynamic characteristics of a floating breakwater. This study examines three distinct floating breakwaters with different cross-...
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Yujing Jiang, Baocheng Li, Changsheng Wang, Hengjie Luan, Sunhao Zhang, Qinglin Shan and Xianzhen Cheng
To study the shear deformation and failure characteristics of a wellbore and the interaction mechanism with its surrounding rocks induced by a layer slip during natural gas hydrates (NGHs) extraction, this paper conducted a numerical simulation study of ...
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Xueyuan Yan, Yongtai Yang, Tonghan Guo, Guoguan Lan and Huimin Mao
In order to improve the seismic and energy dissipation capacity of the whole structure, a friction-oval section mild steel rod composite damper (FOSRCD) was proposed, and its working principle was clarified. The finite element analysis of FOSRCD was carr...
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Qidong Zhang, Guiping Lin, Jinghui Guo, Haichuan Jin and Qiming Zhang
The thermal management system (TMS) for aircraft fuel is a critical component of integrated TMSs in aircraft. As such, its optimal design is necessary to ensure the efficient completion of flight missions. This study presents the model building of a nume...
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Najam us Saqib, Muhammad Akbar, Huali Pan, Guoqiang Ou, Muhammad Mohsin, Assad Ali and Azka Amin
In this study, curved risers stepped spillways models based on the increasing angle of suspension were tested to check for improvement in energy dissipation and pressure distributions. Four fourteen-steps stepped spillway models with a slope 1:0.84 were ...
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Weixuan Wang, Qinyan Xing and Qinghao Yang
Based on the newly proposed generalized Galerkin weak form (GGW) method, a two-step time integration method with controllable numerical dissipation is presented. In the first sub-step, the GGW method is used, and in the second sub-step, a new parameter i...
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Inês M. Gonçalves, César Rocha, Reinaldo R. Souza, Gonçalo Coutinho, Jose E. Pereira, Ana S. Moita, António L. N. Moreira, Rui Lima and João M. Miranda
In this study, a numerical approach was carried out to analyze the effects of different geometries of microchannel heat sinks on the forced convective heat transfer in single-phase flow. The simulations were performed using the commercially available sof...
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Enjin Zhao, Lin Mu, Zhaoyang Hu, Xinqiang Wang, Junkai Sun and Zhiyong Zhang
Revetment elements and protective facilities on a breakwater can effectively weaken the impact of waves. In order to resist storm surges, there is a plan to build a breakwater on the northern shore of Meizhou Bay in Putian City, China. To better design i...
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Moutassem El Rafei, László Könözsy and Zeeshan Rana
The quantitative measure of dissipative properties of different numerical schemes is crucial to computational methods in the field of aerospace applications. Therefore, the objective of the present study is to examine the resolving power of Monotonic Upw...
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Lihan Hu, Jin Xu, Lingling Wang and Hai Zhu
To simulate the dynamical structures of stratified shear flows, the high-resolution Total Variation Diminishing (TVD) method is necessary and widely-used due to its high-order spatial accuracy, oscillation control, and ability to capture the well-defined...
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Kaidong Tao, Xueqian Zhou and Huiolong Ren
In order to achieve stable and accurate sloshing simulations with complex geometries using Smoothed Particle Hydrodynamic (SPH) method, a novel improved coupled dynamic solid boundary treatment (SBT) is proposed in this study. Comparing with the previous...
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Xinying Jiang, Meng Liu, Hao Wu, Yonggui Zheng and Junjun Zhuang
Researches have focused on the thermal protection system (TPS) of hypersonic vehicles under severe aerodynamic heat. According to the second law of thermodynamics, heat transfer needs to consume a heat sink, but the cold energy provided by the airborne h...
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Xinguang Wang, Le Wang and Shengmei Zhao
In this paper, we use two methods to research the propagation characteristics of a Hypergeometric-Gaussian (HyGG) vortex beam under oceanic turbulence. One is numerical calculation based on the Rytov approximation theory, where the theoretical detection ...
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Dahai Luo
The accurate prediction of supersonic turbulent separated flows involved in aerospace vehicles is a great challenge for current numerical simulations. Based on the k?? equations, several different compressibility corrections are incorporated in turbulenc...
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Zhiqun Guo, Q. W. Ma and Hongde Qin
A novel time-domain Green?s function is developed for dealing with two-dimensional interaction between water waves and floating bodies with considering viscous dissipation effects based on the ?fairly perfect fluid? model. In the Green?s function, the te...
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Song-Hun Chong
Soil consolidation as the dissipation of excess pore water pressure is mainly affected by the relative hydraulic conductivity among the layers. Geostatistical parameters such as the mean, the standard deviation, and the correlation length are physical in...
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Giuseppe Pezzinga
Water hammer flow is examined, putting into evidence that unsteady friction cannot be fully responsible for observed oscillation damping. The measured piezometric head oscillations of water hammer flow experimental tests carried out for very long time (a...
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