Gasification and Resource Recovery in Tokyo
Transcript of Gasification and Resource Recovery in Tokyo
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Gasification and Resource Recovery
in Tokyo
Yasuo FURUSAWA TOKYO Metropolitan Government
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Energy Recovery TechnologiesWaste-to-Energy
Incineration with energy recoveryGasification with energy recovery
Landfill gas to EnergyAnaerobic DigestionFuels from Waste
WTE
LFG
Anaerobic DigestionRefuse Paper & Plastic Fuel
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Gasification TechnologiesGasification & MeltingGasification & Melting
Gasification & RefinementGasification & Refinement
Gasifier Meltingfurnace
Exhaust gastreatmentBoiler
Powergenerator
WASTESYNGASCHAR
SLAG STEAM
GasifierMelting
WASTESYNGAS
CHAR
Electricity
Syngas Cleaning
SLAG Water treatment
Utilization of syngas- Chemical production,- Gas engine, - Fuel cell, etc.
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Greater Tokyo Area
TOKYOTOKYO
KANAGAWAKANAGAWA
CHIBACHIBA
SAITAMASAITAMA
Population: 34 990 000GDP(PPP): US$ 1479 billionWaste: 93.8 million tons per annum
Population: 34 990 000GDP(PPP): US$ 1479 billionWaste: 93.8 million tons per annum
Data source: IPSS, PwC, OUR
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Gasification Plants in Greater Tokyo
TOKYOTOKYO
KANAGAWAKANAGAWA
CHIBACHIBA
SAITAMASAITAMAORIX Resource Recycling Services Corp.(450t/d)ORIX Resource Recycling Services Corp.(450t/d)
Tokyo23’s SetagayaPlant (300t/d)
Tokyo23’s SetagayaPlant (300t/d) Japan Recycling
Corp. (300t/d)Japan RecyclingCorp. (300t/d)
Tokyo Rinkai Recycle Power Corp.(550t/d)Tokyo Rinkai Recycle Power Corp.(550t/d)
Kawaguchi City’s Asahi Kankyo Center (300t/d)
Kawaguchi City’s Asahi Kankyo Center (300t/d)
Showa Denko KPR (195t/d)Showa Denko KPR (195t/d)
: G&M
: G&R
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Tokyo Rinkai Recycle Power Corp.
Gasifier
Melting Furnace
Power Generator
Located in Tokyo Super-Eco-Town(Inner Central Breakwater area)
Fluidized-bed Gasifier andSwirling Flow Melting Furnace developed by EBARA Corp.Incoming Waste:Plastic waste from industries, Combustible C&Ds, etc.Capacity: 550 tons per day
Power generator: 23MW
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TOKYO23’s SETAGAYA PlantLocated in Setagaya Ward
Fluidized bed gasification and swirling flow melting system developed by KAWASAKI PlantSystems,Ltd
Incoming waste: Combustible MSW
Capacity: 300 tons per day
Power generator: 6.75MW
Waste
Slag
Exhaust Gas
Syngas
BOILER
GASIFIER
MELTINGFURNACE
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Gasification is,compared with conventional “incineration with ash melting”,
has high energy conversion efficiency has low air ratio (cost-effective)is suitable for high calorific plastic waste
Incinerator Meltingfurnace
Waste Ash
SlagMetals
Electricity or fossil fuel
Electricity
CONVENTIONAL SYSTEMCONVENTIONAL SYSTEM
Waste
SlagMetals
GASIFICATION & MELTINGGASIFICATION & MELTING
MeltingfurnaceGasifier
ElectricitySyngas
Char
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Plastic Waste in Japan: From Landfilling to Recovery
0
2 000
4 000
6 000
8 000
10 000
1998 2008
Mechanical Recycling
Feedstock Recycling(including G&R)
RPF
WTE (including G&M)
Incineration with heat utilizationIncineration without energy recovery
Landfilling
Data source: PWMI
thousand tons
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Japan’s Material Flow in 2006
Unit: Million tons
ImportedResources
752
Domestic Resources
758
Recycled 240Recycled 240
Population:128 million
GDP(PPP):US$ 4080 billion
Resource Input:1792 million tons
ResourceProductivity:US$ 2277 per ton
Exported 135
EnergyConsumption462
EnergyConsumption462
Increase ofAccumulatedResources836 Dehydration, etc.
GHGs1340 million tons CO2 equi.
TMR ofMetals
approx. 2100
Imported products 42
Final Disposal of Waste 29
Final Disposal of Waste 29
Data source: CJC, NIES, IPSS, IMF
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Source ReductionReuse
RecyclingEnergy Recovery
Appropriate Disposal
Waste to Energy
Fuels from Waste
LFG to Energy
Anaerobic Digestion
Thank you.
USE IT FULLY.
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SETAGAYA Plant is located in the residential district in Setagaya WardSETAGAYA Plant is located in the residential district in Setagaya Ward
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Gasifier
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Melting Furnace
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Fluidized Bed Gasifier
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Swirling FlowMelting Furnace
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