Zobrazeno 1 - 10
of 16 020
pro vyhledávání: '"computational fluid dynamics (cfd)"'
Publikováno v:
Wind Energy, Vol 27, Iss 9, Pp 953-974 (2024)
ABSTRACT Vertical axis wind turbine (VAWT) has a rotating axis perpendicular to the wind direction. This type of wind turbine that is suitable for urban environments has low wind direction dependency and noise. In this research, a novel surrogated ap
Externí odkaz:
https://doaj.org/article/ac9db97d54504dc4924b581dcd4e1d71
Publikováno v:
Jin'gangshi yu moliao moju gongcheng, Vol 44, Iss 4, Pp 534-543 (2024)
Objectives: Femtosecond laser technology has become the primary method for micropore processing due to its high precision and low energy consumption. However, during the process, it is easy to cause microcracks and burrs in the micropores. Additional
Externí odkaz:
https://doaj.org/article/0055e3c51d5842ceb2b12ef08b404d4b
Publikováno v:
Zhongguo Jianchuan Yanjiu, Vol 19, Iss 4, Pp 241-246 (2024)
ObjectivesThis study calculates and analyzes the flow field around the hull of a 210 000 DWT bulk carrier in order to perform hull line optimization with resistance and wake non-uniformity as the optimization objectives. MethodsComputational Fluid Dy
Externí odkaz:
https://doaj.org/article/5b2d3e1e5dce4c64883f51aaaad08e97
Autor:
Abdel-Fattah Mahrous
Publikováno v:
Applications of Modelling and Simulation, Vol 8, Pp 239-247 (2024)
Modifications in classical Savonius rotor have extensively been studied in an attempt to improve turbine performance. The present work investigates experimentally and computationally the effects of combining two different blade shape configurations i
Externí odkaz:
https://doaj.org/article/0804459dfb064f28ada22902a1405349
Publikováno v:
Alexandria Engineering Journal, Vol 100, Iss , Pp 232-245 (2024)
Manual welding operations are performed inside the engine room of a liquefied natural gas carrier under construction. The welders are at risk of exposure to welding fumes in case of poor ventilation. Therefore, ventilation fans are installed at shipb
Externí odkaz:
https://doaj.org/article/11d365c830834fc78982c0bc2c28deb3
Publikováno v:
Guan'gai paishui xuebao, Vol 43, Iss 7, Pp 77-84 (2024)
【Objective】 The cavity chamber is a crucial component in double-suction pumps, and its design directly impacts pump performance. This study investigates the influence of key design parameters of the chamber on the efficiency of double-suction cen
Externí odkaz:
https://doaj.org/article/fcddc8da20ee4de680beac0b668f179e
Publikováno v:
Journal of Applied and Computational Mechanics, Vol 10, Iss 3, Pp 479-487 (2024)
The heat transfer improvement and the increase of heat exchangers’ efficiency represent a very important issue in the energy field. Many research projects have focused on the use of fluids with high thermal conductivity such as nanofluids. In this
Externí odkaz:
https://doaj.org/article/12cacb30bb5641fbbb8ca43bb9b78674
Autor:
Hadis Edrisnia, Mohammad Hossein Sarkhosh, Bahram Mohebbi, Seyed Ehsan Parhizgar, Mona Alimohammadi
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-15 (2024)
Abstract Coronary artery disease is the leading global cause of mortality and Fractional Flow Reserve (FFR) is widely regarded as the gold standard for assessing coronary artery stenosis severity. However, due to the limitations of invasive FFR measu
Externí odkaz:
https://doaj.org/article/9aaf8854d4bf482eaf55adb96c164c59
Integrated wellbore-reservoir modeling based on 3D Navier–Stokes equations with a coupled CFD solver
Publikováno v:
Journal of Petroleum Exploration and Production Technology, Vol 14, Iss 8-9, Pp 2539-2554 (2024)
Abstract The occurrence of fluid flow near a wellhead is the major concern of the petroleum industry, as pressure drop, loss of formation, and other variables of interest are mostly affected in this region. The fluid flows from the hydrocarbon reserv
Externí odkaz:
https://doaj.org/article/05d74d56f4e84620a284d9619f789b9f