Leak localization in water networks: A model-based methodology using pressure sensors applied to a real network in Barcelona [applications of control]

R Perez, G Sanz, V Puig, J Quevedo… - IEEE control systems …, 2014 - ieeexplore.ieee.org
The efficient distribution of water is a subject of major concern for water utilities and
authorities [1]. While some leaks in water distribution networks (WDNs) are unavoidable …

Sensitivity analysis for sampling design and demand calibration in water distribution networks using the singular value decomposition

G Sanz, R Pérez - Journal of Water Resources Planning and …, 2015 - ascelibrary.org
Research in water distribution networks during recent decades has often focused on
calibration. There is no unique solution for this problem as the methodologies are developed …

Assessment of a leak localization algorithm in water networks under demand uncertainty

P Cugueró-Escofet, J Blesa, R Pérez… - IFAC-PapersOnLine, 2015 - Elsevier
The performance and success of model-based leak localization methods applied to water
networks highly depends on the uncertainty of the system considered. One of the main …

Demand pattern calibration in water distribution networks

G Sanz, R Pérez - Procedia Engineering, 2014 - Elsevier
Water distribution network models are widely used by water companies. Consumer
demands are one of the main uncertainties in these models, but their calibration is not …

Automated leak localization performance without detailed demand distribution data

J Moors, L Scholten, JP van der Hoek… - Urban Water …, 2018 - Taylor & Francis
Automatic leak localization has been suggested to reduce the time and personnel efforts
needed to localize (small) leaks. Yet, the available methods require a detailed demand …

Accuracy assessment of leak localisation method depending on available measurements

R Pérez, MA Cugueró, J Cugueró, G Sanz - Procedia Engineering, 2014 - Elsevier
Abstract Model-based leak localization methods are currently developed and applied to real
cases. The performance and success of such methods depend highly both on models [Pérez …

Parameter uncertainty modelling in water distribution network models

R Pérez, G Sanz, MÀ Cugueró, J Blesa, J Cugueró - Procedia Engineering, 2015 - Elsevier
The use of water distribution network (WDN) models is an extended practice [13].
Confidence on decisions taken upon such models depends highly on their accuracy [11] …

Uncertainty effect on leak localisation in a DMA

R Pérez, J Cugueró, J Blesa… - 2016 3rd Conference …, 2016 - ieeexplore.ieee.org
The leak localisation methodologies based on data and models are affected by both
uncertainties in the model and in the measurements. This uncertainty should be quantified …

Impact of water demand pattern on calibration process

E Bartkiewicz, I Zimoch - Proceedings, 2017 - mdpi.com
Mathematical models are the basic tool that simulates the operation of the Water Distribution
System (WDS). Building such a tool is a complex task that requires as much detail as …

Leak monitoring

R Pérez, J Cugueró, G Sanz, MA Cugueró… - Real-time Monitoring and …, 2017 - Springer
The efficient use of water resources is a subject of major concern for water utilities and
authorities. One of the main challenges in improving the efficiency of drinking-water …