thermoselect – an advanced field proven high temperature ... · 3 company info thermoselect...
TRANSCRIPT
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THERMOSELECT
THERMOSELECT – An Advanced Field Proven High Temperature Recycling Process
THERMOSELECT S.A.
Via Naviglio Vecchio 46600 LocarnoSwitzerlandOctober 12-15,
2003
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THERMOSELECTPRESENTATION OUTLINE
• Company Information
• Technology
• Karlsruhe Plant / Germany
• ASR Processing (Automotive Shredder Residue)
• Chiba + Mutsu Plant / Japan
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THERMOSELECTCOMPANY INFO
Company founded in 1989
1989 – 1991: Laboratory scale studies of waste degasification, carbonization and gasification
1991 – 1992: Development and erection of an industrial scale pilot plant in Fondotoce / Italy
1992 – 1998: Fondotoce plant operation, process optimization and technology demonstration
1998 – 1999: Erection of commercial plants in Karlsruhe / Germany and in Chiba /Japan
150 employees, headquarter in Locarno /Switzerland, manufacturing subsidiary in Dottikon / Switzerland
Licensees:• JFE Engineering, Japan (Kawasaki Steel + NKK)• Daewoo Engineering, Korea
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THERMOSELECTPROCESS OVERVIEW
Zinc Concentrate
Salt
Clean water
Sulfur
Synthesis Gas Production ofHydrogen Methanol Ammonia
or Power
generation
O2Press
Degassing Channel
Oxygen facility
Homogenization reactor
QuenchHigh Temperature Reactor
Waste of all kinds
Process water treatment
Synthesis gas scrubbing
Metals and Minerals
1600°C2000°C
1200°C
Scrubber
H2, CO, CO2, H2O
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THERMOSELECTSYNTHESIS GAS SCRUBBING
Syn. gas Quench Acidic Scrubber Alkaline Scrubber De-dusting stage Desulfurization Drying
Safety Flare
Heat Exchanger
Filter
Degassing
Feed tank
Water lock Filtration
Sludge
Filtrate
Additive, new
Filtration Filtrate
Sludge
Sedimentation
Regeneration Air
AdditiveIron Chelate
Syn. gasscrubbing
Watertreatment Products
Sulfur Pure syn. gas
Raw water buffer Oxidation
Sludge back feed
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THERMOSELECTTHERMAL TREATMENT, GASIFIER
1200 °C
1600 °C
2000 °C
Quench
Burner / oxygen lances
Melt cooling
Exothermic ReactionsC + O2C + 1/2 O22 CnHm + (2n + m/2) O2
Endothermic ReactionsC + H2O CO + H2OC + CO2CnHm + nH2O
CO2CO2nCO2 + mH2O
CO + H2CO2 + H22 CO (Boudouard)nCO + (n + m/2)H2
Controlled injection of oxygen is used to gasify
organic components at temperatures up to 2000°C.
The produced synthesis gas is primarily composed of
H2, CO, CO2
Metal and mineral constituents are molten
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THERMOSELECTSYNTHESIS GAS SHOCK COOLING
Quench
1200 °C
70 °C
Cooling water (pH value < 3)
30 ms
The synthesis gas produced in the gasifier is shock-
cooled in the quench immediately downstream.
Cooling takes place in lessthan 30 ms.
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THERMOSELECTTYPICAL GRANULATE COMPOSITION
Typical metal granulate (wt%) Typical mineral granulate (wt%)
Metal and mineral granulate is ready for reuse.
The vitreous mineral granulate leachability complies with strictest regulations.
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THERMOSELECTTHERMAL TREATMENT, GASIFIER COOLING
Refractory
Gasifier interior
The reactor wall consists of a thermally-insulating refractory lining.
The highly stable refractory material is protected by a slag coating of vitrified
mineral melt.
Liquid mineral melt runs off the slag coating.
Inner Cooling
Outer Cooling
Slag coating
Cooling Elements with Slag Coating
Gasifier Bottom
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THERMOSELECTTHERMOSELECT PROCESS
High Temperature Recycling (> 99.5% Material Recovery)
Lowest Emissions (Dioxin Destroyer, Total << 1 µg/Mg)
Synthesis gas for flexible utilisation (Power, Hydrogen ...)on site or over-fence
Broad range of wastes can be processed, EC directive:
“If hazardous wastes with a content of more than 1% of halogenated organic substances, expressed as chlorine, are incinerated, the temperature has to be raised to 1’100 °C for at least two seconds“
Current plants are operated on:
MSW Japan, low inerts, high moisture (Chiba & Mutsu)MSW Germany, high inerts (Karlsruhe)Industrial waste Japan (Chiba)ASR, high Chlorine, high LCV (Karlsruhe & Chiba)RDF, high LCV (Karlsruhe)
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THERMOSELECTMASS BALANCE
Waste1000 kg
Oxygen, Natural Gas, Additives514 kg
Mineral Material230 kg
Metals29 kg
Sulfur2 kg
Zinc Concentrate3 kg
Salt10 kg
Clean Water (cooling tower)350 kg
Purified Synthesis Gas890 kg
Synthesis Gas Scrubbing
Process Water TreatmentCompressionDegassing
GasificationMeltingHomogenization
Typical mass balance for Municipal Solid Waste
(MSW)
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THERMOSELECTDIVERSION FROM LANDFILL
Vitreous Mineral Granulateapprox. 20-25 % of Input
Iron-Copper Alloyapprox. 1- 3 % of Input
Sulfurapprox. 0.2 - 0.3 % of Input
Saltapprox. 1 % of Input
Zinc-Concentrateapprox. 0.2 - 0.3 % of Input
Metallurgy
Chemical Industry, Additive forMetallurgy
Chemical Industry, i.e. Sulfuric Acid Production
Zinc-Recovery
ConcreteSand-BlastingRoad Construction
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THERMOSELECTENERGY BALANCE
Input total
3733 kWh/Mg
1310 kWh/Mg Rejected Heat and Plant Requirement (Evap.)
Synthesis Gas 2423 kWh/Mg
Surplus Electricity
705 kWh/Mg
Heat used internally460 kWh/Mg
Plant E-consumption 328 kWh/Mg
Heat LossGas Engines930 kWh/Mg
Electricity 1033 kWh/Mg
4 line plantgas engine power generation
12 MJ/kg Waste
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THERMOSELECTKARLSRUHE
Karlsruhe - Germany
Company: TESS (Thermoselect Südwest)
Status: in service
Start-up: Feb. 1999
Capacity: 225‘000 Mg/a
No. of lines: 3 lines 10 Mg/h each
Heating value: 12‘000 kJ/kg
Syn. gas utilization: steam vessel & steam turbine,
district heating
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THERMOSELECTKARLSRUHE – MSW OPERATION DATA
0
5000
10000
15000
20000
25000
30000
15-M
ay-2
003
22-M
ay-2
003
29-M
ay-2
003
5-Ju
n-20
03
12-J
un-2
003
19-J
un-2
003
26-J
un-2
003
3-Ju
l-200
3
10-J
ul-2
003
17-J
ul-2
003
24-J
ul-2
003
31-J
ul-2
003
7-A
ug-2
003
14-A
ug-2
003
Thro
ughp
ut [k
g/h]
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THERMOSELECTKARLSRUHE – MSW OPERATION DATA
0
5000
10000
15000
20000
25000
30000
35000
18-M
ay-03
19-M
ay-03
20-M
ay-03
21-M
ay-03
22-M
ay-03
23-M
ay-03
0
10
20
30
40
50
60
70
Waste [kg/h]Syngas [Nm3/h]
Steam [t/h]
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Plant Performance Karlsruhe 2002 THERMOSELECT
Overall Train 1 Train 2 Train 3Product not required 1% 1% 1% 1%Planned Outages 23% 26% 31% 27%Outage Power unit (part of planned outage) 0% 1% 1% 1%Unplanned Outages 0% 7% 7% 7%
Onstream 76% 66% 62% 65%
Yearly Throughput (metric tons) 100,100 35,009 30,691 34,400(mmscf) 3,535 1,236 1,084 1,215
Forced Outage Rate 0% 9% 10% 10%
Availability 77% 67% 63% 66%
Rated Capacity (mmscf) 9,308 3,103 3,103 3,103
Annual Loading Factor 38% 40% 35% 39%
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THERMOSELECTTHERMOSELECT PLANTS
Kawasaki Steel Chiba Plant - Japan
Company: Kawasaki Steel Corporation
Status: In service
Start-up: Sept. 1999
Capacity: 100‘000 Mg/a
No. of lines: 2 lines 6.25 Mg/h each
Heating value: 8‘500 kJ/kg
Syn. gas utilization: One Jenbacher Gas Engine
and in CC power plant
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THERMOSELECTCHIBA - THROUGHPUT
0
50
100
150
200
250
300
350
Sep 99
Okt 99
Nov 99
Dez 99
Jan 0
0Feb
00Mrz
00Apr
00Mai
00Ju
n 00
Jul 0
0Aug
00Sep
00Okt
00Nov
00Dez
00Ja
n 01
Feb 01
Mrz 01
Apr 01
Mai 01
Jun 0
1Ju
l 01
Aug 01
Sep 01
Okt 01
Nov 01
Dez 01
Jan 0
2Feb
02Mrz
02Apr
02Mai
02Ju
n 02
Jul 0
2Aug
02Sep
02Okt
02Nov
02Dez
02Ja
n 03
Feb 03
Mrz 03
tons
/d
Line 2
Line 1
Household Waste
Industrial Waste (construction debris, waste plastics, sludge, waste papers, waste woods)
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Plant Performance Chiba 2002 THERMOSELECT
Overall Train 1 Train 2Product not required 0% 0% 0%Planned Outages 6% 6% 9%Unplanned Outages 1% 6% 4%
Onstream 94% 88% 88%
Yearly Throughput (metric tons) 75,552 37,563 37,989(mmscf) 2,668 1,327 1,342
Forced Outage Rate 1% 6% 4%
Availability 94% 88% 88%
Rated Capacity (mmscf) 4,125 2,062 2,062
Annual Loading Factor 65% 64% 65%
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THERMOSELECTKARLSRUHE PLANT – SHREDDER DUST PROCESSING
End-of-life vehicles
ASR / Shredder-dust
THERMOSELECT
EU end-of-life directive forvehicles, recycling rates:
2006 – 85%2015 – 95%
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THERMOSELECTSHREDDER DUST TEST
Test Procedure:
- Throughput: 428 t ASR
- Time period: 66 h, ca. 3 days from 27.-29. of November 2002
- Mixture: 40 - 55 Gew.-% ASR, mixed with MSW
- Throughput per line: approx. 7.8 t/h (up to 4.3 t/h ASR)
Sampling /Analysis:
- Air emissions- Granulate - Sulfur- Zink concentrate- mixed salt
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THERMOSELECTKARLSRUHE PLANT – SHREDDER DUST COMPOSITION
Trial operation 11/2002Sample 1 Sample 2 Sample 3 Sample 4
Heating value, LCV kJ/kg 7,000 - 10,000 16,940 10,280 11,350 14,920Ignition residue 550°C weight-% 79.3 79.6 79.6 78.8Water weight-% 25 - 35 11.8 20.5 23.9 16.4Hydrocarbons mg/kg DS - 10,500Iron weight-% DS 2 - 5 12.0 10.7 26.6 13.36Chloride weight-% DS 0.1 - 1 1.8 1.72 3.18 3.52Fluoride weight-% DS 0.01 - 0.02 0.01 0.02 0.01 0.01Sulfur weight-% DS 0.05 - 0.5 0.2 0.3 0.2 0.2Copper g/kg DS 0.1 - 2 8.4 3.6 25.6 5.3Zinc g/kg DS 0.4 - 4 14.0 9.9 13.5 15.0Chromium g/kg DS 0.2 - 2 0.6 0.3 0.5 0.4Tin g/kg DS 0.05 - 0.5 0.03 0.003 0.01 0.05Barium g/kg DS 0.1 - 1 0.31 0.202 0.42 0.56Lead g/kg DS 0.2 - 2 4.4 2.7 2.4 4.7Antimon mg/kg DS o.A.** 94 72 226 512Arsenic mg/kg DS 1 - 8 11.6 10.0 16.5 13.1Cadmium mg/kg DS 3 - 30 21.8 25.1 31.3 37.3Mercury mg/kg DS 0.3 - 10 2.1 4.1 2.6 1.6
Parameter MSW Literature
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THERMOSELECT
0%
20%
40%
60%
80%
100%D
ust
SOx
NO
x
CO
HC
l
HF
Mer
cury
Tota
l C
Cad
miu
m /
Thal
lium
Sum
Hea
vy M
etal
s
Dio
xins
/ Fu
rans
Law
0,31
mg/
m3
3,5
mg/
m3 52
,3 m
g/m
3
3,24
mg/
m3
0,05
mg/
m3
nn
0.00
23 m
g/m
3
0,82
mg/
m3
0,00
0014
mg/
m3
0,00
87 m
g/m
3
0,00
21 n
gTE
/m3
Permit
Average2002
ASR Test
ASR TEST – EMISSIONS (average per day)
Current emissions are displayed at www.thermoselect-karlsruhe.de
3 m
g/m
3
10 m
g/m
3
70 m
g/m
3
10 m
g/m
3
2 m
g/m
3
0.2
mg/
m3
0.01
mg/
m3
2 m
g/m
3
0, 0
1 m
g/m
3
0,03
mg/
m3
0,01
ngT
E/m
3
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THERMOSELECTASR TEST – MINERAL GRANULATE COMPOSITION
0%
100%
200%
300%
400%
500%
Ars
enic
Ant
imon
Lead
Cad
miu
m
Chr
omiu
m
Iron
Cop
per
Nic
kel
Mer
cury
Zinc Tin
green - reference before test (MSW)
red - during test (ASR/MSW)
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THERMOSELECT
0%
100%
200%
300%
Ars
enic
Ant
imon
Lead
Cad
miu
m
Chr
omiu
m
Iron
Cop
per
Nic
kel
Mer
cury
Zinc Tin
Cob
alt
green - reference before test (MSW)
red - during test (ASR/MSW)
ASR TEST – MINERAL GRANULATE LEACHABILITY
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THERMOSELECTTHERMOSELECT PLANTS
Mitsubishi Materials Mutsu Plant - Japan
Company: Mitsubishi Materials Corporation
Status: In service
Commercial op.: April 1st, 2003
Capacity: 140 Mg/d
No. of lines: 2 lines 2.9 Mg/h each
Heating value: 7.1 – 9. 3 MJ/kg
Syn. gas utilization: Two Jenbacher Gas Engines
1.2 MW each
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THERMOSELECTCONCLUSIONS
Thermoselect plants are extremely environmental friendly in terms of emissions and resource recovery
The Thermoselect process has a multipurpose capability, various types of wastes with a broad range of heating values and compositions can be processed in a single plant
With three commercial plants in operation, Thermoselect technology is now proven
Currently, four further plants are under construction in Japan