high efficiency energy from waste - sintef · 2014. 11. 17. · 17 febrary 2010 high efficiency...
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17 Febrary 2010
High Efficiency Energy from Waste
Harmen VeldmanCity of Amsterdam Waste and Energy [email protected]
17 Febrary 2010
Agenda
Dutch waste managementAfval Energie Bedrijf AEBWaste Fired Power Plant
17 Febrary 2010
Dutch waste management
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Prevention / waste reduction
Re-use
Recycle
Energy from waste D10
Land filling
Preferred environmental option
Least preferred environmental option
Energy from waste R1
17 Febrary 2010
Household / Commercial waste Source sorting
Paper,Glass, Plastic
Kitchen / garden waste
Mixed waste
Recycling
BiogasCompost
EfW(incineration)
8.5 million tons per year
Batteries,Hazardous waste
64 %
Landfill
34 %
2 %
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Energy from Waste in NL12 installationsTotal capacity 6,4 million tonsR1: 4.3 million tons
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Gemeente Amsterdam Afval Energie Bedrijf
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17 Febrary 2010
1st Generation
1917-1969 2nd AVI Noord: 1969 -1993
3rd AVI West 1993 -
present 4th WFPP 2007 -
present
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AEB
society
AEB Philosophy: closing the loop
building materials
MSW
energy
Raw materials & energy
Waste & energy
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WTE plant (1993)1.4 millioninhabitants850.000 tons of MSW
WFPP (2007)530.000 tons of commercial waste
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MSW Incineration
Electricity
Heat
Iron scrap / Non ferro
Bottom ash
Flue gas cleaning residue
Amsterdam, APX
District heatingAmsterdam
Metal industry
Road construction
Salt mines Germany
Fly ash Asphalt
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Facts and figures1,4 tons waste600 trucks and 2 trains per day300.000 gigajoule heat for district heating1 million MWh electricity350 employeesTurnover € 150 Million
Our aim: 99% recycling
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Waste Fired Power Plant
designed for recovery
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Efficiency of electricity productionNatural gas 55 %Oil 50 %Coal 45 %Lignite 40 %Biomass 35 %Waste 15…22 %....30%
State-of-
the-Art
State-of-
the-Art
Best available technology
WFPP
Best available technology
WFPP
EU average EU average
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Technology
High steam parameters: 125 bar, 440 ºC (130 bar, 480 ºC)Corrosion reduction:–
Inconel
–
steam-steam reheatingFlue gas recirculationBigger boilerWater cooled condensor
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Why did Amsterdam invest
Sustainable electricity production (source, biomass)–
30% net electrical efficiency (22% WtE
conventional)CO2-reduction (11% of 2025 target for Amsterdam)More revenue, lower waste taxesStrengthen AEB position in the waste market
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History
Investment decision 17
September 2003
First fire19 March 2007
Turbine shaft3 February 2008
Fully operational (again)1 March 2009Hand over
1 August 2007
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Operational results (1)
Nominal waste throughput realised30,5% Nett-efficiency provedStable firing through big boilerCorrosion free superheaterLow boiler foulingBoiler corrosion within specs
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Operational results (2)
Turbine shaftWater hammer cooling water pipeReheater pumpsBack fire flue gas recirculation
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Average monthly efficiency
0,0%
5,0%
10,0%
15,0%
20,0%
25,0%
30,0%
35,0%
aug-
07
sep-
07
okt-0
7
nov-
07
dec-
07
jan-
08
feb-
08
mrt-
08
apr-0
8
mei
-08
jun-
08
jul-0
8
aug-
08
sep-
08
okt-0
8
nov-
08
dec-
08
jan-
09
feb-
09
mrt-
09
apr-0
9
mei
-09
jun-
09
jul-0
9
aug-
09
sep-
09
okt-0
9
nov-
09
dec-
09
Effic
ienc
y (a
ccor
ding
to M
EP)
17 Febrary 2010
0,0%
10,0%
20,0%
30,0%
40,0%
1-0
3-09
8-0
3-09
15-
03-0
9
22-
03-0
9
29-
03-0
9
5-0
4-09
12-
04-0
9
19-
04-0
9
26-
04-0
9
3-0
5-09
10-
05-0
9
17-
05-0
9
24-
05-0
9
31-
05-0
9
7-0
6-09
14-
06-0
9
21-
06-0
9
28-
06-0
9
5-0
7-09
12-
07-0
9
19-
07-0
9
26-
07-0
9
2-0
8-09
9-0
8-09
16-
08-0
9
23-
08-0
9
30-
08-0
9
6-0
9-09
13-
09-0
9
20-
09-0
9
27-
09-0
9
4-1
0-09
11-
10-0
9
18-
10-0
9
25-
10-0
9
1-1
1-09
8-1
1-09
15-
11-0
9
22-
11-0
9
29-
11-0
9
6-1
2-09
13-
12-0
9
20-
12-0
9
27-
12-0
9
Effic
ienc
y
ηMEP ηMEP montly average Best day of the month
26,3%
30,9%29,3%
28,9%27,1%
28,3%
31,0%
32,1% 33,0% 33,3%
E net
+ 2/3 Heat outηMEP
= ----------------------Energy in
Efficiency Waste Fired Power Plant 2009
17 Febrary 2010
FutureOptimize firing conditionsMaterials testingTraining personnel130 bar, 480 ºC
Disseminate operational know howNew co-operations (e.g. CenBio)
