Výsledky vyhľadávania - "Piller, Olivier"

A robust simulator of pressure-dependent consumption in Python Autor Chambon, Camille, Piller, Olivier, Mortazavi, Iraj

“…Modeling of pressure-dependent users’ consumption is mandatory to simulate accurately the hydraulics of water distribution networks (WDNs). Several software…”
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Review of Reduced-Order Models for Online Protection of Water Distribution Networks Autor Djemel, Cheima, Piller, Olivier, Horsin, Thierry, Mimeau, Chloé, Mortazavi, Iraj

“…This paper presents a review of reduced-order models (ROMs) and digital twins, with a primary focus on their application to water distribution networks (WDNs)…”
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Modelling flow and pressure controlled pump stations with application to optimal pump scheduling Autor Elhay, Sylvan, Fischer, Michael, Piller, Olivier, Deuerlein, Jochen, Simpson, Angus Ross

“…Many pressurized water distribution systems use pumps for the transport of water and tank filling. Modelling groups of parallel pumps with a common control…”
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First and Second Order Sensitivities of Steady-state Solutions to Water Distribution Systems Autor Piller, Olivier, Elhay, Sylvan, Deuerlein, Jochen, Simpson, Angus R

“…First-order approximations have been used with some success for criticality analysis, sensitivity analysis of physical networks, such as water distribution…”
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The Dual Model under pressure: how robust is leak detection under uncertainties and model-mismatches Autor Campbell, Enrique, Abraham, Edo, Koslowski, Johannes, Piller, Olivier, Steffelbauer, David B

“…This paper investigates the robustness of one innovative model-based method for leak detection, namely the dual model. We evaluate the algorithm's performance…”
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Modelling Variable Speed Pumps for Flow and Pressure Control Using Nash Equilibrium Autor Deuerlein, Jochen W, Elhay, Sylvan, Piller, Olivier, Fischer, Michael, Simpson, Angus R

“…Recently the Nash-Equilibrium known from game theory was used for steady state calculation of pressurized pipe systems with general flow and pressure control…”
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Modeling of pressure-dependent background leakages in water distribution networks Autor Chambon, Camille, Piller, Olivier, Mortazavi, Iraj

“…In last decades, several mathematical models have been proposed to simulate background leakages in water distribution networks (WDNs). Some of these models…”
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Robust optimal design of a tree-based water distribution network with intermittent demand Autor Babonneau, F., Gilbert, D., Piller, O., Vial, J.P.

“…This paper discusses the design of a tree-shaped water distribution system for small, dispersed rural communities. It revisits the topic that was discussed in…”
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Uncertainty quantification of water age in water supply systems by use of spectral propagation Autor Braun, Mathias, Piller, Olivier, Deuerlein, Jochen, Mortazavi, Iraj, Iollo, Angelo

“…Water distribution networks are critical infrastructures that should ensure the reliable supply of high quality potable water to its users. Numerical models of…”
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Drinking Water Temperature around the Globe: Understanding, Policies, Challenges and Opportunities Autor Agudelo-Vera, Claudia, Avvedimento, Stefania, Boxall, Joby, Creaco, Enrico, de Kater, Henk, Di Nardo, Armando, Djukic, Aleksandar, Douterelo, Isabel, Fish, Katherine E., Iglesias Rey, Pedro L., Jacimovic, Nenad, Jacobs, Heinz E., Kapelan, Zoran, Martinez Solano, Javier, Montoya Pachongo, Carolina, Piller, Olivier, Quintiliani, Claudia, Ručka, Jan, Tuhovčák, Ladislav, Blokker, Mirjam

“…Water temperature is often monitored at water sources and treatment works; however, there is limited monitoring of the water temperature in the drinking water…”
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Intentional contamination of water distribution networks: developing indicators for sensitivity and vulnerability assessments Autor Nafi, Amir, Crastes, Eric, Sadiq, Rehan, Gilbert, Denis, Piller, Olivier

“…Performing a comprehensive risk analysis is primordial to ensure a reliable and sustainable water supply. Though the general framework of risk analysis is well…”
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Solving Management Problems in Water Distribution Networks: A Survey of Approaches and Mathematical Models Autor Bello, Oladipupo, Abu-Mahfouz, Adnan M., Hamam, Yskandar, Page, Philip R., Adedeji, Kazeem B., Piller, Olivier

“…Modern water distribution networks (WDNs) are complex and difficult to manage due to increased level of urbanization, varying consumer demands, ageing…”
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Demand Estimation In Water Distribution Systems: Solving Underdetermined Problems Using Genetic Algorithms Autor Do, Nhu, Simpson, Angus, Deuerlein, Jochen, Piller, Olivier

“…Modeling of water distribution systems is fundamental for the design, analysis and operation of any water network. As with all hydraulic models, water demands…”
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24-Hours Demand Forecasting Based on SARIMA and Support Vector Machines Autor Braun, M., Bernard, T., Piller, O., Sedehizade, F.

“…In time series analysis the autoregressive integrate moving average (ARIMA) models have been used for decades and in a wide variety of scientific applications…”
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Sensitivity Analysis of Topological Subgraphs within Water Distribution Systems Autor Deuerlein, Jochen, Piller, Olivier, Elhay, Sylvan, Simpson, Angus

“…Sensitivity analysis of the actual hydraulic state of water distribution systems is a valuable tool with number of applications in hydraulic systems analysis…”
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Low dimensional modeling of Double T-junctions in water distribution networks using Kriging interpolation and Delaunay triangulation Autor Gilbert, Denis, Mortazavi, Iraj, Piller, Olivier, Ung, Hervé

“…Water distribution networks are subject to potential intentional contaminations to cause harm to the consumer. Reliable transport models are needed to detect,…”
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Installing Fixed Sensors for Double Calibration and Early-warning Detection Purposes Autor Piller, Olivier, Deuerlein, Jochen, Gilbert, Denis, Weber, Jean-Marc

“…Water utilities have started to install water quality sensors to protect their network against intentional and accidental contamination events. In this…”
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Modeling the Transport of Physicochemical Parameters for Water Network Security Autor Piller, O., Tavard, L.

“…Water quality of water distribution networks may be assessed using models. Single-species transport-reaction equations without interaction between indicators…”
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A Control Simulation Tool for Online Demand Calibration Autor Braun, Mathias, Bernard, Thomas, Piller, Olivier, Montalvo, Idel, Deuerlein, Jochen

“…Developing fast calibration algorithms is an important step towards the online simulation of hydraulic water networks. The ob- jective of this paper is to…”
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Limitations of demand- and pressure-driven modeling for large deficient networks Autor Braun, Mathias, Piller, Olivier, Deuerlein, Jochen, Mortazavi, Iraj

“…The calculation of hydraulic state variables for a network is an important task in managing the distribution of potable water. Over the years the mathematical…”
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