Drinking Water in Barcelona Gabriela Cembrano IRI, CETAQUA.
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Transcript of Drinking Water in Barcelona Gabriela Cembrano IRI, CETAQUA.
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Drinking Water in Barcelona
Gabriela Cembrano
IRI, CETAQUA
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Researcher at Institut de Robòtica i Informàtica Industrial (UPC-CSIC)
Project Manager at CETAQUA
Gabriela Cembrano
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The Urban Water Cycle
Before use: Intake
Treatment
Transport and Storage
Distribution
After Use:
Consumption
Urban drainage
Treatment/regeneration
Recycling
Release to environment
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4 sources of supply
Desalinated sea water (2009)
Underground water from
Llobregat aquifer
Superficial water from Llobregat river Superficial
water from Ter river
Wells from Besòs river
2 WTP’s 1 WTP 1 WTP
Water Supply in Barcelona
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The WTP at Sant Joan Despí
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Treatment Plant processes
Pre-treatment Clarification Ozone-carbon treatment Final disinfection Membrane filtering (RED, IO)
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Supplies and Demands
Limited Supplies for the Barcelona Metropolitan Area
Sources
Total storage capacity: 612 hm3
Yearly demand: 615 hm3
Barcelona Metropolitan Area
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Reservoir Capacities
Ratio yearly demand/ storage capacity approx 1!
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Desalination
Llobregat
Ter
Besòs
An Interconnected Network
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A complex supply problem
Problems of the Barcelona water system:
Semi-arid weather, limited availability Limited infrastructure, no slackness Poor water quality in one main supply Low mineralization in desalinated
water Growing population and demand
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The Ter-Llobregat Basin
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The SOSTAQUA Project:Developments Towards Sustainabilty in the Urban Water Cycle (2007-10)
Industrial Partners: Agbar, Degremont, Dow Chemical Ibérica, Cementos Molins Industrial, Clabsa, Labaqua, Sener, Solvay, Emuasa, Cric, Canaragua, Auma, Remosa, Amphos 21, Stc, Sineria.
Public Research Institutions: UPC, CSIC, UB, UAB, UVa, UdGUAH, GIRO, CTM, URV, UG, UDC, ULPGC, IQS
10 research lines in:• Water• Energy• Waste
http://www.sostaqua.com
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Work lines in SOSTAQUA
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SOSTAQUA, Line 4: Optimal management of water supply
1. Goals:• To design a decision support
software tool for real-time water supply management
2. Techniques:• Real-time control and supervision• Optimization• Simulation
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Water Supply Management Goals Demand-supply balance Reservoir management Ecologic flow guarantee in rivers Flood prevention Hydroelectric power generation Acquisition, transport, treatment
costs Combined water quality to users
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An example of DSS
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Conclusions
Water supply in Barcelona involves challenges:
Social Quality-of-service Economic Energetic Environmental