[HTML][HTML] MLS-SPH-ALE: A review of meshless-FV methods and a unifying formulation for particle discretizations
Mesh-based and particle methods were conceived as two different discretization strategies
to solve partial differential equations. In the last two decades computational methods have …
to solve partial differential equations. In the last two decades computational methods have …
冲击式水轮机技术进展与发展趋势
罗兴锜, 戈振国, 朱国俊, 冯建军 - 水力发电学报, 2023 - slfdxb.cn
与反击式水轮机相比, 冲击式水轮机有着应用水头高和高效率工况范围宽的优点,
是开发高水头水电能源的核心装备. 然而, 冲击式水轮机内部为开放式, 多相非稳态流场 …
是开发高水头水电能源的核心装备. 然而, 冲击式水轮机内部为开放式, 多相非稳态流场 …
GPU-accelerated numerical analysis of jet interference in a six-jet Pelton turbine using Finite Volume Particle Method
S Alimirzazadeh, T Kumashiro, S Leguizamón… - Renewable Energy, 2020 - Elsevier
The Pelton turbine is an impulse turbine typically installed for high head hydroelectric power
plants. For a site with a rated head H and discharge Q, a higher specific speed turbine …
plants. For a site with a rated head H and discharge Q, a higher specific speed turbine …
Multiscale simulation of erosive wear in a prototype-scale Pelton runner
The technical capacity to predict the erosion process is instrumental for the optimization of
the runner designs and operation strategies of hydroelectric plants. A multiscale model of …
the runner designs and operation strategies of hydroelectric plants. A multiscale model of …
[HTML][HTML] On the partition noise in chosen particle weighted methods and its consequences for weakly-compressible flow models
A Kajzer, J Pozorski - Journal of Computational Physics, 2024 - Elsevier
Abstract The Meshless Finite Volume (MFV) method, which is a member of the particle
weighted methods (PWM) family, is analysed in the context of the so-called partition noise …
weighted methods (PWM) family, is analysed in the context of the so-called partition noise …
FVPM numerical simulation of the effect of particle shape and elasticity on impact erosion
The erosion of hydraulic machines by solid particle impacts is a widespread problem that
leads to outage for expensive repairs, efficiency reduction, and cavitation enhancement …
leads to outage for expensive repairs, efficiency reduction, and cavitation enhancement …
Computational parametric analysis of the design of cross-flow turbines under constraints
S Leguizamón, F Avellan - Renewable Energy, 2020 - Elsevier
The cross-flow turbine is an attractive technology for small-scale hydropower generation
thanks to its low capital cost and relatively high efficiency even under partial discharge …
thanks to its low capital cost and relatively high efficiency even under partial discharge …
[HTML][HTML] Multiscale simulation of the hydroabrasive erosion of a Pelton bucket: Bridging scales to improve the accuracy
S Leguizamón, E Jahanbakhsh… - International Journal of …, 2019 - mdpi.com
Erosive wear of hydraulic machines is a common issue, which results in efficiency
degradation, the enhancement of cavitation, and the need for expensive maintenance …
degradation, the enhancement of cavitation, and the need for expensive maintenance …
A multiscale model for sediment impact erosion simulation using the finite volume particle method
The erosion of a surface by a sediment-laden flow is an inherently multiscale phenomenon
which includes physical interactions covering many orders of magnitude in both length and …
which includes physical interactions covering many orders of magnitude in both length and …
GPU-accelerated 3-D finite volume particle method
In previous works (Jahanbakhsh et al., CMAME 298 (2016): 80–107, Jahanbakhsh et al.,
CMAME 317 (2017): 102–127; see [1] and [2]), the authors introduced SPHEROS, a 3-D …
CMAME 317 (2017): 102–127; see [1] and [2]), the authors introduced SPHEROS, a 3-D …