Quo vadis water distribution model calibration?

DA Savic, ZS Kapelan, PMR Jonkergouw - Urban Water Journal, 2009 - Taylor & Francis
Hydraulic water distribution system (WDS) simulation models are widely used by planners,
water utility personnel, consultants and many others involved in analysis, design, operation …

Stochastic sampling design using a multi-objective genetic algorithm and adaptive neural networks

K Behzadian, Z Kapelan, D Savic, A Ardeshir - Environmental Modelling & …, 2009 - Elsevier
This paper presents a novel multi-objective genetic algorithm (MOGA) based on the NSGA-II
algorithm, which uses metamodels to determine optimal sampling locations for installing …

Multiobjective sampling design for water distribution model calibration

ZS Kapelan, DA Savic, GA Walters - Journal of Water Resources …, 2003 - ascelibrary.org
Sampling design (SD) for water distribution systems (WDS) is undoubtedly an important
issue, and has been addressed in the past by a number of scientists and practitioners. The …

Optimal sampling design methodologies for water distribution model calibration

ZS Kapelan, DA Savic, GA Walters - Journal of Hydraulic …, 2005 - ascelibrary.org
Sampling design (SD) for water distribution systems (WDS) is an important issue, previously
addressed by various researchers and practitioners. Generally, SD has one of several …

Self‐adaptive calibration of real‐time demand and roughness of water distribution systems

X Zhou, W Xu, K **n, H Yan… - Water Resources Research, 2018 - Wiley Online Library
Real‐time simulation of water distribution systems (WDSs) has been applied to water
resource problems ranging from engineering optimization design and operation planning …

Optimal selection of number and location of pressure sensors in water distribution systems using geostatistical tools coupled with genetic algorithm

F Soroush, MJ Abedini - Journal of Hydroinformatics, 2019 - iwaponline.com
This paper presents a novel methodology for designing an optimal pressure sensor to make
average pressure field in water distribution systems (WDS) more accurate via geostatistical …

A proposal of optimal sampling design using a modularity strategy

A Simone, O Giustolisi… - Water Resources Research, 2016 - Wiley Online Library
In real water distribution networks (WDNs) are present thousands nodes and optimal
placement of pressure and flow observations is a relevant issue for different management …

Local sensitivity of pressure-driven modeling and demand-driven modeling steady-state solutions to variations in parameters

O Piller, S Elhay, J Deuerlein… - Journal of Water …, 2017 - ascelibrary.org
The first-order sensitivity matrices (matrices of sensitivity or influence coefficients) have
application in many areas of water distribution system analysis. Finite-difference …

Installing fixed sensors for double calibration and early-warning detection purposes

O Piller, J Deuerlein, D Gilbert, JM Weber - Procedia Engineering, 2015 - Elsevier
Water utilities have started to install water quality sensors to protect their network against
intentional and accidental contamination events. In this context, for taking appropriate action …

Quality modeling of water distribution systems using sensitivity equations

P Fabrie, G Gancel, I Mortazavi… - Journal of Hydraulic …, 2010 - ascelibrary.org
In this paper, unsteady water quality modeling and the associated sensitivity equations are
solved for water distribution systems. A new solution algorithm is proposed, designed for …