Systems Analysis of Zaragoza Urban Water - SWITCH - Managing ...
Systems Analysis of Zaragoza Urban Water - SWITCH - Managing ...
Systems Analysis of Zaragoza Urban Water - SWITCH - Managing ...
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<strong>Systems</strong> <strong>Analysis</strong> <strong>of</strong> <strong>Zaragoza</strong> UWS Guillermo Penagos<br />
10<br />
Energy (Gwh)<br />
50<br />
40<br />
30<br />
20<br />
10<br />
<strong>Water</strong> supply Ground water WWT<br />
Energy recovery (Gwh)<br />
8<br />
6<br />
4<br />
2<br />
0<br />
2001 2002 2003 2004 2005 2006<br />
Year<br />
0<br />
2001 2002 2003 2004 2005 2006<br />
Year<br />
<strong>Water</strong> supply Ground water WWT<br />
0.40<br />
Energy (Kwh m 3 )<br />
0.30<br />
0.20<br />
0.10<br />
0.00<br />
2001 2002 2003 2004 2005 2006<br />
Year<br />
Figure 8. Energy consumption <strong>of</strong> <strong>Zaragoza</strong>’s UWS per process. Left up: Total<br />
energy consumption. Right: Energy recovery (energy produced by sludge digestion<br />
and heat recovering at WWTPs). Left down: Energy consumption per cubic meter.<br />
35
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