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File:Ethanol production my pipebomb.jpg|<big><center>'''[[Amal's ethanol still]]'''</center></big> <br> A valved reflux ethanol still | File:Ethanol production my pipebomb.jpg|<big><center>'''[[Amal's ethanol still]]'''</center></big> <br> A valved reflux ethanol still | ||
File:Bikeblender side.JPG|<big><center>'''[[Bike_Rodeo bicycle blender]]'''</center></big> <br> A kid's bike blender for Rio Dell Community Resource Center | |||
File:Fullsideview1.jpg|<big><center>'''[[Bike trailer]]'''</center></big> <br> A bike trailer from a converted baby stroller | File:Fullsideview1.jpg|<big><center>'''[[Bike trailer]]'''</center></big> <br> A bike trailer from a converted baby stroller | ||
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File:Improvedfuel8.jpg|<big><center>'''[[CCAT rocket stove]]'''</center></big> <br> CCAT's improved fuel rocket stove | File:Improvedfuel8.jpg|<big><center>'''[[CCAT rocket stove]]'''</center></big> <br> CCAT's improved fuel rocket stove | ||
File:Connection_described.JPG|<big><center>'''[[CCAT_Small_Rainwater_Catchment]]'''</center></big> <br> Rainwater catchment for CCAT's cob bench roof | |||
File:Fin2.jpg|<big><center>'''[[CCAT's Vermicomposting Bin]]'''</center></big> <br> CCAT's vermicomposting bin | File:Fin2.jpg|<big><center>'''[[CCAT's Vermicomposting Bin]]'''</center></big> <br> CCAT's vermicomposting bin | ||
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File:Shelling Peanuts 2.jpg|<big><center>'''[[Engr305 peanut sheller project]]'''</center></big> <br> Peanut sheller made from clay and newspaper | File:Shelling Peanuts 2.jpg|<big><center>'''[[Engr305 peanut sheller project]]'''</center></big> <br> Peanut sheller made from clay and newspaper | ||
File:Attach_ribbon_and_adjust_tension.JPG|<big><center>'''[[ENGR305 windbelt]]'''</center></big> <br> Testing new materials for prototype windbelts | |||
File:Ethanol production suagr ethanol.jpg|<big><center>'''[[Ethanol from organic sugar beets versus refined cane sugar]]'''</center></big> <br> Determining the cost inputs and energy outputs of small scale ethanol production | File:Ethanol production suagr ethanol.jpg|<big><center>'''[[Ethanol from organic sugar beets versus refined cane sugar]]'''</center></big> <br> Determining the cost inputs and energy outputs of small scale ethanol production | ||
File:Community_first_layer.jpg|<big><center>'''[[HBCSL cobb oven]]'''</center></big> <br> A cobb oven for the Humboldt Bay Center for Sustainable Living | |||
File:Solarfinal-2.jpg|<big><center>'''[[HBCSL solar shower]]'''</center></big> <br> A solar shower for the Humboldt Bay Center for Sustainable Living | |||
File:Kivagreenhouse1 (45).jpg|<big><center>'''[[Kiva's straw bale greenhouse]]'''</center></big> <br> A straw-bale greenhouse | File:Kivagreenhouse1 (45).jpg|<big><center>'''[[Kiva's straw bale greenhouse]]'''</center></big> <br> A straw-bale greenhouse | ||
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File:Front barrel.jpg|<big><center>'''[[Sunny Brae rainwater catchment system]]'''</center></big> <br> A residential rainwater catchment system | File:Front barrel.jpg|<big><center>'''[[Sunny Brae rainwater catchment system]]'''</center></big> <br> A residential rainwater catchment system | ||
File:P5080038.JPG|<big><center>'''[[Treadmill-a-volt treadmill powered charging]]'''</center></big> <br> Treadmill power for the Humboldt Bay Center for Sustainable Living | |||
File:Ethanol production my pipebomb.jpg|<big><center>'''[[Amal's ethanol still]]'''</center></big> <br> A valved reflux ethanol still | File:Ethanol production my pipebomb.jpg|<big><center>'''[[Amal's ethanol still]]'''</center></big> <br> A valved reflux ethanol still |
Revision as of 01:38, 17 January 2012
Below are service learning projects from Engr305 Appropriate Technology, which is a course on appropriate technology at Humboldt State University taught by instructor Lonny Grafman.
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AEF greywater
Greywater system at the CSA, Arcata Educational Farm -
AEF food dehydrator
A solar dehydrator to help preserve surplus crops -
AEF informational kiosk
An earthen informational kiosk -
AEF photovoltaic system
Modified off-grid photovoltaic system -
AEF solar water heater
Improved solar water heating system -
AEF spiral herb garden
Restored the existing herb spiral -
AEF greywater
Greywater system at the CSA, Arcata Educational Farm -
Air Ship Air City rooftop greywater filtration
A rooftop greywater filtration system -
Aleiha's parabolic solar cooker
Parabolic Solar Cooker -
Amal's ethanol still
A valved reflux ethanol still -
Bike_Rodeo bicycle blender
A kid's bike blender for Rio Dell Community Resource Center -
Bike trailer
A bike trailer from a converted baby stroller -
Blue ox earthen oven
Blue Ox earthen oven -
Bottoms strawbale earthen plaster
Earthen plaster and natural paint recipes -
CCAT Cold Box
An energy efficient solution to a refrigerator -
CCAT Compost System
CCAT's comprehensive composting system -
CCAT Raised Garden Beds
Controlled beds of soil above toxic ground -
CCAT Retaining Wall
Retaining wall for slope erosion at CCAT -
CCAT greenshed north wall
Cordwood and mortar wall of CCAT's Greenshed -
CCAT greenshed west wall
Clay-straw slip wall of CCAT's Greenshed -
CCAT greenshed cob wall
Cob wall of CCAT's Greenshed -
CCAT Clay-straw slip wall
Clay-straw slip wall of CCAT's Greenshed -
CCAT greywater marsh (2008)
CCAT's Greywater Marsh 2008 -
CCAT greywater marsh (current)
CCAT Greywater Marsh Continued -
CCAT clothes drying
Efficient clothes drying system for CCAT -
CCAT interpretive wind turbine display
Demonstration wind turbine -
CCAT natural concrete stain
Natural concrete stain -
CCAT natural paint project
Interior paints from natural ingredients -
CCAT natural wall construction
Earthen informational kiosk for CCAT -
CCAT pedal powered TV
Updated version of CCAT pedal powered bicycle -
CCAT pedal powered grain mill
Pedal powered grain mill for CCAT -
CCAT rainwater catchment system
CCAT's current rainwater catchment system -
CCAT remediation zone
A stable slope for planting and attracting beneficial insects -
CCAT rocket stove
CCAT's improved fuel rocket stove -
CCAT_Small_Rainwater_Catchment
Rainwater catchment for CCAT's cob bench roof -
CCAT's Vermicomposting Bin
CCAT's vermicomposting bin -
CCAT's living roof
Replacing CCAT's living roof -
Chris's ENGR305 Solar Food Dehydrator
A hybrid, solar food dehydrator -
Compressed earth brick press
An exploration of compressed earth bricks -
Deidre's vertical vegetable garden
Solar powered vertical vegetable garden -
Devan's vertical axis wind turbine
Experimental Vertical Axis Wind Turbine -
Engr 305 solar learning station
Instructional Solar Learning Station -
Engr305 peanut sheller project
Peanut sheller made from clay and newspaper -
ENGR305 windbelt
Testing new materials for prototype windbelts -
Ethanol from organic sugar beets versus refined cane sugar
Determining the cost inputs and energy outputs of small scale ethanol production -
HBCSL cobb oven
A cobb oven for the Humboldt Bay Center for Sustainable Living -
HBCSL solar shower
A solar shower for the Humboldt Bay Center for Sustainable Living -
Kiva's straw bale greenhouse
A straw-bale greenhouse -
Millcreek greywater
A residential greywater processor -
M Street Eureka rainwater catchment
A rainwater catchment system for residential property -
Parabolic basket and tin can solar cooker
Solar cooker out of local invasive species and waste materials -
Papasan Chair Solar Cooker
A solar cooker and chair when not in use -
Rowan's portable pedal power generator
A pedal power generator -
Solar Charged Lawnmower
An electric lawnmower that utilizes solar power as an energy source -
Solar heating box
A passive solar heating box -
Stanley and Kristi's eco-friendly carboard furniture
Furniture made from cardboard -
Sunbrella
An umbrella in the rain, a solar cooker in the Sun -
Sunny Brae Middle School Garden
A garden at Sunny Brae Middle School -
Sunny Brae rainwater catchment system
A residential rainwater catchment system -
Treadmill-a-volt treadmill powered charging
Treadmill power for the Humboldt Bay Center for Sustainable Living -
Amal's ethanol still
A valved reflux ethanol still -
Pulser Pump Engr305
A working model of a Pulser pump -
Old Growth Cellar rainwater catchment
A rainwater catchment system for Old Growth Cellars -
Rocket stove biomass charcoal
Use of biomass waste charcoal briquettes for rocket stove -
Troubleshooting a Photovoltaic System
roubleshooting, repairing, testing and maintaining a preexisting off-grid photovoltaic system -
Umbrella solar cooker
A multi-use solar cooker -
Wild Chick Farm
A commercial pastured chicken operation in Arcata, California