Environment Technology Research
Programme & Research Interest in Waste
Management
Presented by : Seow Teow Gay, Principal Engineer,
Environment Technology Office
Agenda
i.
Background
ii.
Challenges in Waste-to-Energy (WTE) Research
iii.
Environment Technology Research Programme & Research
Interest in WTE
Singapore’s Solid Waste Management System
Consumers
Reduce
Reuse
Collection
Waste Generated
21,510 t/d
3%
Landfill
Non-incinerable waste
549 t/d
Ash
61%
1,883 t/d
Waste Recycled
13,221 t/d
36%
Incinerable waste
7,740 t/d
Waste-toEnergy
Recycle
Electricity
Background
Producers
Note: Average daily figures for 2013
2,718 MWh/d
Challenges – Waste Growth and Land Scarcity
Singapore’s waste generation increased about 7 folds
over the past 40 years
At this rate of waste growth…
Index
4.00
3.00
New waste-to-energy
GDP
Current Population: 5.47
Semakau Landfill
mil
2.00
7-10 years
2030-2035
30-35 years
New offshore landfill
Population
But…
Waste Disposal
8,289 tonnes/day (2013)
1,200 tonnes/day (1970)
Background
1.00
0.00
1970
there will be less land available
1980
1990
Year
2000
2010
Present & Future Solid Waste Management System Infrastructure
Senoko
Keppel
Tuas
South
Tuas
IBA Bottom Ash Recycling
2nd Phase Semakau Landfill
6th Incineration Plant
Background
Incineration ash
& Nonincinerables
Integrated Waste
Management Facility
Semakau
Waste‐to‐Resource Management Strategies
Minimise & segregate waste at source Enhance resource recovery
Desired Outcomes
Ensure sufficient disposal capacity
•Sustainable waste‐to‐resource management
•Cost‐effective processes attaining high standards •Clean, liveable environment
Maximise lifespan of Semakau Landfill
Underpinning
Strategies
g
Background
Leveraging on technology
Raise SWM industry productivity, standards
& capability
Build strong 3R culture
Challenges & Research Interest in WTE
Challenges in Waste
Management Research
Challenges & Research Interest in WTE
Waste Composition Waste sampling
Alternative Treatment and Energy Recovery
Challenges & Research Interest in WTE
Further research needs to be conducted on alternative thermal treatment
technologies to treat municipal solid waste in the local context
Source: US DOE-NETL Gasification Systems Overview
Environment Technology Research Programme
Environment Technology
Research Programme
WTE Programme Funding Strategies
Basic Research
Strategy 1:
Funding core WTE
technologies
Applied Research /
Proof of Concept
Test-bedding &
Demonstration
• Next-gen WTE technologies
• Alternative thermal
technologies
• WTE supporting and
component technologies
Outcomes
Environment Technology Research Programme
Setting up WTE research facility
Strategy 2:
Funding dedicated
WTE research
facilities
Strategy 3:
Supporting Testbedding and
Demonstration
Operations
a. Maximise
resource and
energy recovery
b. Minimise
environmental
impacts
c. Train skilled and
professional
manpower
• Translation of lab research into
pilot scale
• System integration of component
technologies
• Syngas conversion pathways
Environment Technology Research Programme (ETRP) Vision : Towards a zero waste nation
Environment Technology Research Programme
Basic Research
Applied Research
Test-Bedding &
Demonstration
PreCommercialization
Operations
Research Focus Areas
Energy Recovery
Resource Recovery
Special Waste
Treatment
Environment Technology Research Programme (ETRP) Directed call related to improving thermal efficiency of WTE technologies New process
Environment Technology Research Programme
April
May
Jun
Endorsement
Evaluation &
Clarification
Peer Review
Period
Submission Period
Jul
Aug
NEA Senior
Management
Sep
Oct
Nov
Evaluation Criteria
•
•
•
•
•
Develop sustainable waste management solutions for Singapore
Build up technology competencies and manpower capabilities
Marketability
Execution capabilities
Value for money
Award
ETRP
Dec
Challenges & Research Interest in WTE
Waste Management R&D Interest Areas
More Efficient Sorting and Pre-treatment
(e.g. MRFs, MBT)
Organic Waste Separation & Treatment
(e.g. Co-digestion, high value products, etc)
Thermal Treatment for Waste
(e.g. advanced mass-burn, gasification, etc)
Ash Treatment and Utilisation
(e.g. land reclamation, metal recovery, etc)
Thank You