1. Waste Management in Devikulam Village Youngky Panjaitan and Boris Lazarov

2. One system of waste reduction… © FOX Television 2006

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

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

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

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

7. Types of Waste

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

9. Criterion Bio- digester Implementation Efficiency Risk Community Involvement Social Economic Environmental Significant Issues Potential Issues Acceptable Design Concept: Bio-digester

10. Location

11. Future Development of an Integrated Solution Bio-digester Dirty Water Electric pump Sand filter Biogas Gas Cooking Stove Pond Bio-filtering CleanWater

12. Future Development Opportunities 1. 1.Community Hub (Social, Education) 2. 2.Expansion Construction (Capacity, Economic) 3. 3.Biogas Refill Station (Portability)

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

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/