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Slide 1
Waste Management in Devikulam Village Youngky Panjaitan and
Boris Lazarov
Slide 2
One system of waste reduction FOX Television 2006
Slide 3
Introduction: Village of Devikulam 322 people 322 people 90
families 90 families Primary Occupation: Agriculture Primary
Occupation: Agriculture Village connected to the grid Village
connected to the grid
Slide 4
Key Issue No waste management No waste management The nearest
waste recycling facility is 22km away The nearest waste recycling
facility is 22km away Local interest to develop a new waste
management strategy Local interest to develop a new waste
management strategy
Slide 5
Statement of Objectives To design a sustainable waste
management system through the use of a bio-digester To design a
sustainable waste management system through the use of a
bio-digester Reduce waste Reduce waste Recycle waste Recycle waste
Produce renewable source of energy Produce renewable source of
energy Maximising the social, economic and environmental benefits
Maximising the social, economic and environmental benefits
Slide 6
Design and Evaluation Criteria Implementation Implementation
Efficiency and Technology Efficiency and Technology Risk Risk
Community Involvement Community Involvement Social Social Economic
Economic Environment Environment
Slide 7
Types of Waste
Slide 8
Feeding manure Bio-digester Organic waste degrades Anaerobic
digestion Biogas Septic tank Electric pump Design Concept:
Bio-digester What is a Bio-digester? What is a Bio-digester? 2
parts water to 1 part manure 2 parts water to 1 part manure 20m 3
capacity using the fixed dome digester 20m 3 capacity using the
fixed dome digester 5m 3 gas per day from the waste of ~30 people
5m 3 gas per day from the waste of ~30 people Lifetime of around 30
years Lifetime of around 30 years
Slide 9
Criterion Bio- digester Implementation Efficiency Risk
Community Involvement Social Economic Environmental Significant
Issues Potential Issues Acceptable Design Concept:
Bio-digester
Slide 10
Location
Slide 11
Future Development of an Integrated Solution Bio-digester Dirty
Water Electric pump Sand filter Biogas Gas Cooking Stove Pond
Bio-filtering CleanWater
Slide 12
Future Development Opportunities 1. 1.Community Hub (Social,
Education) 2. 2.Expansion Construction (Capacity, Economic) 3.
3.Biogas Refill Station (Portability)
Slide 13
Conclusion Problem: No effective waste management. Problem: No
effective waste management. Objective: To design a sustainable
waste management system and maximising its the social,
environmental and economic benefits. Objective: To design a
sustainable waste management system and maximising its the social,
environmental and economic benefits. Solution: Integration of a
community owned Bio- digester Solution: Integration of a community
owned Bio- digester
Slide 14
Bibliography Aquaponics In Depth
http://aquaponicstips.com/category/aquaponics-systems/ Bamboo
Construction
http://www.cd3wd.com/cd3wd_40/vita/bamboo/en/bamboo.htm Biogas
Field Visit: News from St David College/Link international Team
Visit July 2011 at Maya
http://link-international.org/timsblog/?page_id=561 Biogas: Action
Sheet 66
http://www.paceproject.net/UserFiles/File/Energy/biogas.pdf Biogas:
Alternative at Work in Rural Costa Rica
http://www.betuco.be/biogaz/Biogas%20Digester%20Construction%20Instruction%20Costa%20rica.pdf
Building Biogas Plant Tutorial Video
http://www.youtube.com/watch?v=nFiKCaIFd0g&feature=endscreen&NR=1
Design, Construction, and Performance Evaluation of Plastic
Biodigester and the Storage of Biogas
http://www.akamaiuniversity.us/PJST7_2_176.pdf About Devikulam
Village Information
http://www.buzza.in/Gramap2/Devikulam_information.html Devikulam
Survey, Map and Raw Data from Engineers Without Borders Australia
http://www.ewb.org.au/explore/initiatives/2011ewbchallenge POO
Bricks: Student Develops Cow Dung Building Bricks
http://inhabitat.com/one-brick-two-bricks-lets-use-poo-bricks/