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8/9/2019 RISD DeSE 2010 Sanitation Team Presentation
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HimalayanWater Project
Floreena Delgado
Annemarie Gugelmann
Louie Rigano
Felipe Sarmiento
A ceramic fltration system created
or nomadic and agricultural
communities in Western China.
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Worldwide Waterborne Diseases
18%
o worlds population does
not have access to sae water
o all deaths in the world are
caused by waterborne diseases
2.2 billion people in developing countries die rom diseases associated with poorwater and sanitary conditions
6000 people die rom waterborne diseases every day
42,000 people die every week due to diseases relating to low quality drinking water
17%
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Water
Feces Hands
Stored Drinking Water
Utensils Mouth
Food
Contamination o Water
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What is in the water?
BacteriaParasites
Protozoa
Viruses
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Local Water Issues
Symptoms Diarrhea and digestive ailments
Skin, ear and respiratory problems
Contaminants Fecal pathogens (E. Coli & Coliorm)
seeps thru ground into wells & river
Metals such as:iron, arsenic, nickel
Local Perceptions Perceptions about water and health
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Daily Water
Routine
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Daily Water
Retrieval
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Limitations o Boiling
Water
High Altitude
Abundance o pathogens
Time consuming process
Current methods
o pathogenremoval
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Limitations o Solar
Cookers
Vast amounts o sunlight
900 W/m2: W. China
105 W/m2: Boston
Small ocal point/ Difcult to
ocus
Portable
Expensive
Difcult to repair
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Liesaver Jerrycan
Can process up to 20,000 liters Will remove bacteria, viruses, cysts,
parasites, ungi and all other
microbiological waterborne pathogens
Liestraw Family
Potters or Peace
Provides sae drinking water or a amilyor three years
Filters a minumum o 18,000 liters
Costs $15 $25 or the whole unit
A basic acility can produce roughly 50units per day.
Clay Pot Filter (Tony Flynn) Can be made with local materials
Kills ~98.5% o pathogens
Does not kill viruses
Innovations in Filtration
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Our modifcations to existing
fltration programs
Eliminate plastic
Use local materials
Lower cost o implementation
Use less uel in creating flters
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Preliminary Ideation
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FormingIngredients: Clay,
Organic Materials
(coee grounds, tea
leaves, rice hulls)
Hal clay + hal organic
material
Hand-ormed intodesired shape to ft into
iron stand
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Applying dung and fring
Cover in yak or sheep
dung
Leave out to dry
Fire in dung fre
Must glow orange or atleast 30 minutes to
sufciently fre
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Inserting flter into stand
Place flter into stand
and ready another bowl
to hold fltered water
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Pouring water into flter
Filter can hold roughly 2
gallons o unclean water
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Retrieving fltered water
98% o pathogens are
removed
1 hour to flter 1.5 - 2.5
liters o water
Water is now ready or
cooking or drinking
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IMPLEMENTATION
TESTING 6 & 12-month testing
water quality
flter production
sustainability
USER FEEDBACK 6 & 12-month follow-up
surveys
interviews
EDUCATION school presentations
how-to manuals
training sessions
RAISING AWARENESS NGO collaboration
community meetings
other sanitation methods local government &
religious leaders
1) 2)
3) 4)
in local communities
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CLAYlocal source
local kiln
quality of clay
WATERtesting
source type
source location
LOCAL COMMUNITYresearch
DAILY ROUTINEsanitation
cooking/boiling water
cultural customs
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