waste management and recycling in tokyo...combustible waste 600,000ton ↓ incineration ash...
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WASTE MANAGEMENT AND RECYCLING IN TOKYO
Naoki TAKIYAResource Recycling Promotion Section
Waste Management DivisionBureau of Environment
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1,000
2,000
3,000
4,000
5,000
6,000
7,000
87 88 89 90 91 92 93 94 95 96 97 98 99 00 01 02 03 04 05 06 07 08 09
ごみ発生量
埋立処分量
2
Population:13millionArea:1800k㎡
[thousand ton]
[FY]
GenerationLandfill
Population:11.8million
Amount of MSW in Tokyo
33
LandfillSite
Recycling
Incinerators
Energy Recovery
MSW Flow in Tokyo
Metals
Residues
Pulverization
Facilities
Ash
Ash RecyclingSlag
Combustible ResiduesCombustible Residues
Bulky Waste
Recyclables
Combustibles
IncombustiblesMSW
Eco-cement
Hazardous Waste Processing properly
① Source separation
② Incineration
③ Ash Recycling
① Source Separation 4
Combustible Waste- Food waste- Wood- Textile
Incombustibles- Pottery- Glass- Metals
Bulky Waste- Furnitures- Bicycle
Recyclables- Used paper- Bottles & Cans- PET bottles
② Incineration5
Toshima incineration plant- next to Ikebukuro Station
(2.7 million passengers/day)
Shibuya incineration plant- next to Shibuya Station
(2.1 million passengers/day)
Source: Clean Association of TOKYO23
Source: Clean Association of TOKYO23
electrodeash flue gas
slag
metal
over 1200℃
slag
Aggregate for asphalt Aggregate for concrete
Asphalt pavement Concrete products
6
③ Ash Recycling: Slag
Eco-cement
concrete
FY2007Combustible Waste600,000ton↓
Incineration Ash80,000ton↓
Eco-cement 120,000ton
Tokyo Tama Regional Association for WasteManagement and Resource Recycling
7
③ Ash Recycling: Eco-cementCombustible Waste
Incineration Plant
Bottom Ash
Fly Ash
Limestone etc.Eco-cement Facility
Strategy for the Sustainable Use of Resources8
Sustainable resource useExisting resource useIntegrated strategy for the cyclical use of resources
Recycling small size e-waste
Reducing the extraction of natural resources-Cyclical use of metals
30% Reduction as of 2015 compared with 2007 levels
Development of Urban Mining
Establishment of E-waste Recycling System
Disposal
Collection
Recycling
Cyclical Use of Metals
BOX Collection
Picking up from waste
・Reducing the extraction of natural resources・Prevention harmful effects caused by inadequate recycling in Asian countries
Picking up e-waste and recyclable materials from incombustible waste
11
Manual Dismantlement of Digital Cameras
Mechanical Dismantlement(Tokyo Super Eco-town)
Shredded and separated substrate
Shredded and separated nonferrous metals
Thank you!
Rainbow Bridge
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