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The high level of the non-revenue water (NRW: water not generating revenues) is a well-acknowledged problem water utilities are straggling with in areas facing water scarcity. High NRW values jeopardize the sustainability of water utilities, especially in cases, where these values exceed 50 % of the System Input Volume. WATERLOSS project developed a Decision Support System to help water utility managers...
The application of a novel energy auditing scheme in a real water supply system and its sub-systems to determine major sources of energy inefficiency is presented. This scheme has been consolidated in the Portuguese National Initiative for the management of water-energy losses (www.iperdas.org). Within this initiative, 17 water utilities have carried out energy audits following a two-step procedure:...
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