Pastor-Jabaloyes, Laura; Arregui de la Cruz, Francisco; Cobacho Jordán, Ricardo(IWA Publishing, 2018)
[EN] One of the main difficulties encountered when designing automatic tools for water end use identification is the inherent noise present in recorded flow traces. Noise is mainly caused by the inability of the monitoring ...
[ES] Actualmente, uno de los principales problemas de los abastecimientos de agua urbanos son las pérdidas en el sistema. No toda el agua que ingresa al sistema genera ingresos y tampoco es conocido el punto de utilización. ...
Gavara-Tortes, Francesc Josep; Arregui de la Cruz, Francisco(Infoedita, 2018)
[EN] One of the major issues affecting water utilities is the high level of water losses.
Nonrevenue water (NRW) is the difference between the amount of water put into the
distribution system and the amount of water billed ...
Arregui de la Cruz, Francisco; Cabrera Rochera, Enrique; Cobacho Jordán, Ricardo; Soriano Olivares, Javier; Gómez Sellés, Elena(Editorial Universitat Politècnica de València, 2017-02-14)
La Mecánica de Fluidos es la parte de la Física que estudia los fenómenos en los que, de un modo u otro, los fluidos participan. El movimiento de los fluidos se manifiesta en un gran número de situaciones de la vida ...
Jimenez-Redal, Ruben; Soriano Olivares, Javier; Holowko, Natalie; Almandoz Berrondo, Javier; Arregui de la Cruz, Francisco(Taylor & Francis, 2017)
[EN] To assess the sustainability of rural gravity-fed water schemes on
Idjwi Island, the association between four hypothesized drivers of
sustainability ¿ perceived sense of ownership, willingness to pay
for maintenance, ...
Palau Estevan, Carmen Virginia; Arregui de la Cruz, Francisco; Carlos Alberola, María del Mar(American Society of Civil Engineers, 2012)
The following work presents a multivariate statistical technique applied to the control of water inflows into district metering areas
(DMAs) of urban networks. This technique, called principal-component analysis (PCA), ...
Arregui de la Cruz, Francisco; Cobacho Jordán, Ricardo; Soriano Olivares, Javier; Jimenez-Redal, Ruben(MDPI AG, 2018)
[EN] The manuscript describes a simplified methodology with which to assess the economic
level of apparent losses (ELAL) in a water utility. This economic point corresponds to the break-even
point for which the marginal ...
[ES] La gestión del agua, tanto para uso agrícola como urbano, es un tema que ha tenido un impacto significativo en las últimas décadas. Desde el punto de vista ambiental, a nivel mundial se realizan campañas de concienciación ...
[EN] Technological breakthroughs implemented in the water consumption measurement require an adequate analysis of the stored data in order to transform the readings into useful information. Remote reading systems installed ...
Uno de los elementos más significativos para el control efectivo de los volúmenes de agua suministrada y, por ende, de la eficiencia de las redes de distribución, son los contadores de agua. El buen funcionamiento de estos ...
[ES] Los contadores de agua están asumiendo un protagonismo principal en la gestión de cualquier abastecimiento, debido al continuo aumento del precio del agua. Un mayor coste del agua implica un mayor impacto de los ...
Cabrera Marcet, Enrique; Gómez Sellés, Elena; Cabrera Rochera, Enrique; Arregui de la Cruz, Francisco(American Society of Civil Engineers, 2016)
[EN] The paper under discussion presents a metric that allows auditing the energy performance of pressurized water networks. This same metric (except for the period used to perform the audit) was already presented by the ...
[ES] El trabajo consiste en el diseño de una red de abastecimiento de agua a un núcleo urbano o parte del mismo (población pequeña, urbanización, polígono industrial, etc.), teniendo como datos el tipo y magnitud de la ...
[ES] El trabajo versa sobre el análisis del consumo energético de un grupo de bombeo instalado en un edificio de viviendas. Para dicho análisis se creará una hoja de cálculo en EXCEL, en la que:
- Dispondrá una pantalla ...
Bergant, Anton; Kruisbrink, Arno; Arregui de la Cruz, Francisco(ASSOC MECHANICAL ENGINEERS TECHNICIANS SLOVENIA, 2012)
[EN] This paper describes an experimental programme on the dynamic behaviour of air valves performed in a large-scale pipeline apparatus.
Dynamic flow tests were performed at large (full) scale, since previous quasi-steady ...
[EN] One of the major issues affecting water utilities is the high level of water losses. Nonrevenue water (NRW) is the difference between the amount of water put into the distribution system and the amount of water billed ...
[EN] Apparent losses are presented as an essential component of water losses. These one are mainly commercial losses due to both illegal consumption and billing errors or inaccuracies in the consumption measurement of water ...
[EN] Based on environmental and economic considerations, the importance of maintaining water meters in optimal conditions is essential for sustainability of supply. Despite this, and water meters being the only control ...