Treating network junctions in finite volume solution of transient gas flow models

A Bermúdez, X López, ME Vázquez-Cendón - Journal of Computational …, 2017 - Elsevier
A finite volume scheme for the numerical solution of a non-isothermal non-adiabatic
compressible flow model for gas transportation networks on non-flat topography is …

Distributed and vectorized method of characteristics for fast transient simulations in water distribution systems

G Riaño‐Briceño, L Sela… - Computer‐Aided Civil and …, 2022 - Wiley Online Library
Modeling transient flow in networked dynamical systems characterized by hyperbolic partial
differential equations (PDEs) is essential to engineering applications. Solutions of …

Development of a new simulation tool coupling a 2D finite volume overland flow model and a drainage network model

J Fernández-Pato, P García-Navarro - Geosciences, 2018 - mdpi.com
Numerical simulation of mixed flows combining free surface and pressurized flows is a
practical tool to prevent possible flood situations in urban environments. When dealing with …

Non-reflecting coupling method for one-dimensional finite difference/finite volume schemes based on spectral error analysis

A Linkamp, C Deimel, A Bruemmer, R Skoda - Computers & Fluids, 2016 - Elsevier
For the compressible coupled simulation of piping systems including fluid machinery, an
embedment of 3D finite volume schemes for active components such as pumps and …

Solute transport control at channel junctions using adjoint sensitivity

G Gordillo, M Morales-Hernández, P García-Navarro - Mathematics, 2021 - mdpi.com
Water quality control and the control of contaminant spill in water in particular are becoming
a primary need today. Gradient descent sensitivity methods based on the adjoint formulation …

[PDF][PDF] Second-order non-oscillatory scheme for simulating a pressure-driven flow

C Nwaigwe, C Orji - Journal of the Nigerian Association of …, 2019 - researchgate.net
We propose a second-order finite difference scheme to study the flow of a viscous fluid in a
stationary horizontal channel with porous walls. Following conservation principles, we …

PTSNet: A Parallel Transient Simulator for Water Transport Networks based on vectorization and distributed computing

G Riaño-Briceño, BR Hodges, L Sela - Environmental Modelling & Software, 2022 - Elsevier
Modeling transient flow in water transport networks (WTNs) is characterized by hyperbolic
partial differential equations. Existing commercial and open-source software for transient …

Experimental and Numerical Investigation of River Closure Project

J Lin, S Jin, C Ai, W Ding - Water, 2020 - mdpi.com
The success or failure of river closure is directly related to the construction period and
project benefit. Therefore, it is very necessary to study the river closure by an appropriate …

Numerical simulation of water hammer in various fluids due to a fast valve closure

R Mohammadi, M Aghaei - Amirkabir Journal of Mechanical …, 2021 - mej.aut.ac.ir
The sudden changes of boundary conditions in the fluid transmission lines cause a transient
flow, which is called water hammer. In this paper, the water hammer resulting from the fast …

[PDF][PDF] Solute Transport Control at Channel Junctions Using Adjoint Sensitivity. Mathematics 2022, 10, 93

G Gordillo, M Morales-Hernández… - … and Simulation in …, 2021 - core.ac.uk
Water quality control and the control of contaminant spill in water in particular are becoming
a primary need today. Gradient descent sensitivity methods based on the adjoint formulation …