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Hao Chai, Xi?an Li, Biao Qin, Weiping Wang and Mani Axel
The volumetric change in unsaturated loess during loading causes serious damage to the foundation and structure, accompanied by changes in hydraulic conditions. Therefore, quantifying the change in the load effect of loess under hydraulic coupling is of ...
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Zhifu Lin, Dasheng Xiao and Hong Xiao
Flow through complex thermodynamic machinery is intricate, incorporating turbulence, compressibility effects, combustion, and solid?fluid interactions, posing a challenge to classical physics. For example, it is not currently possible to simulate a three...
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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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Junmou Shen, Zongjie Shao, Feng Ji, Xing Chen, Hongbo Lu and Handong Ma
High enthalpy stagnation gas can be converted into hypervelocity flow through the contraction?expansion nozzle. The enthalpy flow in the nozzle can be divided into three regions: an equilibrium region, a non-equilibrium region, and a frozen region. The s...
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Ibtisam Kamal, Namam M. Salih and Dmitriy A. Martyushev
It is well recognized that PVT data are essential in oil and gas production facilities as well as in the determination of the reservoir fluid composition in reservoir engineering calculations. In the current work, the studied borehole is located in Tawke...
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Dimitra Anevlavi, Spiros Zafeiris, George Papadakis and Kostas Belibassakis
This work addresses the effects of blade tip-rake reformation on the performance of marine propellers using a low-cost potential-based vortex-lattice method (VLM) and the high fidelity artificial compressibility CFD-RANS solver MaPFlow. The primary focus...
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Marco Berci
Enhanced approximate expressions for the incipient indicial lift of thin wings in subsonic potential flow are presented in this study, featuring explicit analytical corrections for the unsteady downwash. Lifting-line and acoustic-wave theories form the b...
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Kalyani Bhide and Shaaban Abdallah
Turbulence is governed by various mechanisms, such as production, dissipation, diffusion, dilatation and convection, which lead to its evolution and decay. In high-speed flows, turbulence becomes complicated due to compressibility effects. Therefore, the...
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José D. Hoyos, Jesús H. Jiménez, Camilo Echavarría, Juan P. Alvarado and Germán Urrea
An aero-structural algorithm to reduce the energy consumption of a propeller-driven aircraft is developed through a propeller design method coupled with a Particle Swarm Optimization (PSO). A wide range of propeller parameters is considered in the optimi...
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Eugenio Giacomazzi, Donato Cecere and Nunzio Arcidiacono
The article is devoted to the analysis of the flame anchoring mechanism in the test case MASCOTTE C-60 RCM2 on supercritical hydrogen/oxygen combustion at 60 bar, with transcritical (liquid) injection of oxygen. The case is simulated by means of the in-h...
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