Presentation hold during EIP Water Conference in Porto, as part of the Porto Water Innovation Week in Session 8b “The good old sewage works is now your community resource factory”

1. WATER INNOVATION: BRIDGING GAPS,
CREATING OPPORTUNITIES
27 AND 28 SEPTEMBER 2017
ALFÂNDEGA PORTO CONGRESS CENTRE
THE GOOD OLD SEWAGE WORKS IS NOW YOUR
COMMUNITY RESOURCE FACTORY
AND HOW ABOUT GENERATING ENERGY FROM IT,
TOO? THE POWERSTEP PROJECT
CHRISTIAN LODERER
BERLIN CENTRE OF COMPETENCE FOR WATER

2. FULL SCALE DEMONSTRATION OF ENERGY
POSITIVE SEWAGE TREATMENT PLANT
CONCEPTS TOWARDS MARKET PENETRATION
Funded by
the Horizon 2020
Framework Programme
of the European Union
Grant agreement No. 641661
YOUR FLUSH, OUR ENERGY
Christian Loderer
Kompetenzzentrum Wasser Berlin gGmbH
28th of September 2017, EIP Conference Water

3. „Don‘t under-estimate the
POWER of wastewater“

4. 4
Expected population on our planet by 2050: > 9 Billion (Source: World Bank 2015)
Expected primary energy consumption by 2050: > 546 EJ (Source: World Energy Coucil 2013)

5. POWERSTEP is funded under the European Union Horizon 2020 Framework Programme.
Grant Agreement No. 641661
5

6. POWERSTEP is funded under the European Union Horizon 2020 Framework Programme.
Grant Agreement No. 641661
6

7. POWERSTEP is funded under the European Union Horizon 2020 Framework Programme.
Grant Agreement No. 641661
7

8. POWERSTEP is funded under the European Union Horizon 2020 Framework Programme.
Grant Agreement No. 641661
8
„100 years activated sludge are enough“
(Prof. Willy Verstraete)

9. POWERSTEP is funded under the European Union Horizon 2020 Framework Programme.
Grant Agreement No. 641661
9

10. POWERSTEP is funded under the European Union Horizon 2020 Framework Programme.
Grant Agreement No. 641661
10

11. POWERSTEP is funded under the European Union Horizon 2020 Framework Programme.
Grant Agreement No. 641661
11
175 kWh/pe*a
4 kWh/m³
(120 g COD/pe*d,
120 L/pe*d,
1000 mg/L COD) 105 kWh/pe*a
2.4 kWh/m³
WWTP:
60% of COD
in sewage
sludge
53 kWh/pe*a
1.2 kWh/m³
Digestor:
50% of COD
into biogas
42 kWh/pe*a
0.96 kWh/m³
Methane yield:
320 L CH4/kg COD
17 kWh/pe*a
0.38 kWh/m³
CHP plant:
40% electrical
efficiency
Theoretical energy
potential in
wastewater organics
17 kWh/pe*a
Waste heat
Less
aeration
More
biogas

12. Who are the Team behind
POWERSTEP
12

13. POWERSTEP is funded under the European Union Horizon 2020 Framework Programme.
Grant Agreement No. 641661
13

14. POWERSTEP is funded under the European Union Horizon 2020 Framework Programme.
Grant Agreement No. 641661
14
Carbon
extraction
Nitrogen
removal
Biogas
valorisation
Sidestream
treatment

15. POWERSTEP is funded under the European Union Horizon 2020 Framework Programme.
Grant Agreement No. 641661
15

16. POWERSTEP is funded under the European Union Horizon 2020 Framework Programme.
Grant Agreement No. 641661
16
WWTP
of the
Future
CS 1
Westewitz
CS 2
Sjölunda
CS 3
Avedöre
CS 4
Braun-
schweig
CS 5
Wörgl-
Kirchbichl
CS 6
Altenrhein

17. POWERSTEP is funded under the European Union Horizon 2020 Framework Programme.
Grant Agreement No. 641661
17
Case Study 1 – WWTP Westewitz (Germany)

18. POWERSTEP is funded under the European Union Horizon 2020 Framework Programme.
Grant Agreement No. 641661
18
Case Study 4 – WWTP Brunswick (Germany)
Jan Feb Mär Apr May Jun Jul Aug Sep Oct Nov Dec
0
200
400
600
800
1000
1200
1400
1600
MWh
Wärmebilanz
erforderliche Wärme erzeugte Wärme
Heat balance
demand - - - production - - -

19. POWERSTEP is funded under the European Union Horizon 2020 Framework Programme.
Grant Agreement No. 641661
19
Case Study 2 – WWTP Sjölunda (Sweden)

20. POWERSTEP is funded under the European Union Horizon 2020 Framework Programme.
Grant Agreement No. 641661
20
Case Study 3 – WWTP Avedöre (Denmark)

21. POWERSTEP is funded under the European Union Horizon 2020 Framework Programme.
Grant Agreement No. 641661
21
Case Study 5 – WWTP Kirchbichl (Austria)

22. POWERSTEP is funded under the European Union Horizon 2020 Framework Programme.
Grant Agreement No. 641661
22
Case Study 6 – WWTP Altenrhein (Switzerland)

23. 23

24. „Don‘t under-estimate the
POWER of wastewater“

25. POWERSTEP is funded under the European Union Horizon 2020 Framework Programme.
Grant Agreement No. 641661
Acknowledgement
25
POWERSTEP is an innovation action project supported by
the European Union under the Horizon 2020 Framework
Programme.
Contract no. 641661
Duration: 1/07/15 – 30/06/18

26. FULL SCALE DEMONSTRATION OF ENERGY
POSITIVE SEWAGE TREATMENT PLANT
CONCEPTS TOWARDS MARKET PENETRATION
Funded by
the Horizon 2020
Framework Programme
of the European Union
Grant agreement Nr. 641661
www.powerstep.eu
Christian Loderer
Kompetenzzentrum Wasser Berlin gGmbH
Christian.loderer@kompetenz-wasser.de