1. Renewable Energy for Poverty Reduction in Xiengkhuang Province, Lao PDR
Keonakhone KHOUNVILAY, PhD
Energy sector in Mechanical Engineering, National University of Laos

2. Outline - Introduce Project - Objective Background of the project and
description of the problem
Biogas plant design
Implementation
Biogas production benefits
Project Recommendation

3. Introduce Project
Project name: Renewable energy for poverty reduction project for Mieng village, Peck District, Xiengkhuang Province, Lao PDR.
Budget: 25,000 USD
Duration: Aug, 2013 – Feb, 2014
Donor: Norwegian Church Aid (NCA)
Responsibility: Community Development and Environment Association (CDEA) and Energy Sector in Mechanical Engineering, National University of Laos (NUOL)

4. Objective Overall objective
Introduce environmental methods that moderate climate change and improve the livelihoods of rural communities in the northern part of Lao PDR
Specific objective
Reduce environmental impact from deforestation through increased use of biogas
Reduce weakness to respiratory infection and hazardous situation related to the use of firewood inside households through access to renewable biogas energy
Reduce the amount of time that villagers- especially women and children spend on cooking and collecting wood

5. Background of the project and description of the problem
Mieng Village, Peck District, Xiengkhuang Province
36 households, 206 persons (101 female)
Poor infrastructure
Lacks sanitation

6. Biogas plant design
Lao-Neth style with 4 m3

7. Implementation plant

8. 8 biogas plants were built
8 households using animal dung for biogas plant and for crop plantation
8 households directly benefiting from access to biogas renewable energy for cooking
21 female reduce the amount of hours spend on cooking and collecting wood

9. Reduce the time for cooking
Biogas production benefits
Cooking:
Reduce the time for cooking

10. Direct profit Bio-fertilizer: Organic vegetable Fruit tree Grain crop
Use as fish feed

11. Economic
Reduced expenses:
Charcoal
Fire Wood
Chemical
fertilizer

12. Project Recommendation
H2S content  0-2%
Eye Pain
Headache
Tearing Eyes
Shortness of Breath

13. Some biogas purification techniques
Water scrubbing
Biogas purification
Membrane separation
Chemical adsorption
Pressure Swing Adsorption

14. Biogas purification columns
Biogas out
H2S removal
Fe2O3
Chemical reaction in column:
Column recycle:

15. Thank you for your attention