D-Lab India: Ranikhet
DRanikhet & Avani
Six anonymous MIT students
1
Ranikhett & Avani
• Avani
???
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airuse.
2
Ranikhett & Avani
Issues
• Deforestation due to en
nergy needs
nergy
• Invasive species (overg
growth of pine)
• Geographical isolation
• Burning of fossil fuel
• Depleting water supplyy
• Waterborne disease
3
Community Partners
Pan-Himalayan
P
Hi l
G
Grassroots
t A
Avanii
Development Foundation
-Community of approx. 40
-N
Non-profifit NGO in
i
peoplle
Ranikhet
-Focus on building self-Environmental degradation reliance, sustainable works
leads to lower quality of life
-Areas of work include
-Focus on water supply &
renewable energy, water
sanitation, renewable
management, farm-based
energy forestry
energy,
forestry, enterprise enterprise,
enterprise and textiles
4
Our Con
ntribution
ntribution
- Solar Light
- Solar Dryer
- Education
- Water filtration system
- Charcoal
- Walnut Crusher
I the
In
h Work
W ks:
- Pine Needle Gasifier
- Health Awareness
5
Solar Light
Grassroots :
Solar torch:
< $10 sale cost
Daily use
use, portable
Solar lantern:
~ $40 salle costt (2000
(2000-2500
2500 rupee
es))
Design: Hangs from ceiling to ligh
ht whole room
Want IDDS light, but no lathe available
Avani:
Looking for a cheap torch
Lasts 2
2-3
-3 hrs
Smaller battery pack and solar pa
anel
6
Solar Dry
yer
Region has abundance of fruit
Looking for way to increase food security
Solar dryer
- Dries fruits for preserve
g
- Dries herbs for cooking
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7
Educcation
cation
Targ
get: Primaryy school children
Subject: Basic Science
Lesson Plans drafted:
-Circuits
- Earth science
- Lego Cars
- Microbiology
Lesson Plans in Progress:
- Laser Mazes
8
Water F
Filtration
iltration
Water Sources:
• Nearby Springs
• Rainwater harvesting
• Infiltration Wells (Ranikhet)
Focus is on household water trea
atment and sanitation
Filtration Methods:
• Sodis
• Slow-Sand filters
Looking into chemical treatment options
Additionally,
G l is
Goal
i tto educate
d
t communities
iti importance
i
t
off clean
l
watter and
d
proper sanitation
9
Charrcoal
rcoal
- Emissions Testing
- Possible Binders
Tops of banana plants
Rice water
Aloe Vera
-Binder is negligible when it com
mes to emissions testing
- Test more in the U.S.
10
Walnut Crusher
Larg
ge supply
pp y of walnuts ((500
0,00
, per yyear per p
person))
Problems with walnut crackers:
crush walnut inside
time spent separating wallnut from shell
Last year,
year modeled large rota
ating peanut sheller
ating
Walnuts were too hard for ma
achine to crack
Methods:
- Density separation
11
MIT OpenCourseWare
http://ocw.mit.edu
EC.701J / 11.025J / 11.472J D-Lab I: Development
Fall 2009
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