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Below are [[service learning]] projects from [[Engr305 Appropriate Technology]], which is a course on appropriate technology at [[Humboldt State University]] taught by instructor [[User:Lonny|Lonny Grafman]].
[[File:Engr305 2009.jpg|thumb]]


Below are [[service learning]] projects from [[Engr305 Appropriate Technology]], which is a course on appropriate technology at [[Cal Poly Humboldt]] taught by instructor [[User:Lonny|Lonny Grafman]].


[[Category:Engr305 Appropriate Technology]]
== AEF ==
[[Category:Coursework]]
 
[[Category:Humboldt State University]]
<gallery mode=nolines widths=200>
[[Category:Service Learning Courses]]
 
File:DSC 0425.jpg|<big>'''[[AEF food dehydrator]]'''</big><br>A solar dehydrator to help preserve surplus crops
 
File:AEFcurrentmarsh.jpg|<big>'''[[AEF greywater]]'''</big><br>Greywater system at the CSA, Arcata Educational Farm
 
File:CurrentWall.JPG|<big>'''[[AEF informational kiosk]]'''</big><br>An earthen informational kiosk
 
File:Winterbreak 040 -800x600-.jpg|<big>'''[[AEF photovoltaic system]]'''</big><br>Modified off-grid photovoltaic system
 
File:Aefswh-finished.jpg|<big>'''[[AEF solar water heater]]'''</big><br>Improved solar water heating system
 
File:185.JPG|<big>'''[[AEF spiral herb garden]]'''</big><br>Restored the existing herb spiral
 
</gallery>
 
== A-B ==
 
<gallery mode=nolines widths=200>
 
File:BarrelPlant5.JPG|<big>'''[[Air Ship Air City rooftop greywater filtration]]'''</big><br>A rooftop greywater filtration system
 
File:Aleiha dish.jpg|<big>'''[[Aleiha's parabolic solar cooker]]'''</big><br>Parabolic Solar Cooker
 
File:Ethanol production my pipebomb.jpg|<big>'''[[Amal's ethanol still]]'''</big><br>A valved reflux ethanol still
 
File:Arcata elementary rainwater in times-standard.png|<big>'''[[Arcata Elementary rainwater catchment]]'''</big><br>A 3000 gallon rainwater catchement system for Arcata Elementary School
 
File:DoggieDooDigester.JPG|<big>'''[[Backyard Biodigester]]'''</big><br>A biodigester converting organic waste to a fuel source
 
File:roof_finished.jpg|<big>'''[[Bayside Park Farm living roof]]'''</big><br>garden roof to Bayside's new animal hutch
 
File:Final system.jpg|<big>'''[[Bayside Park Farm rainwater catchment system]]'''</big><br>catchment system that collects and stores rainwater for gardening purposes
 
File:Composting box.jpeg|<big>'''[[Bayside Park Farm vermicomposting]]'''</big><br>vermicomposting for bayside farm to make own compost
 
File:Bikeblender side.JPG|<big>'''[[Bike Rodeo bicycle blender]]'''</big><br>A kid's bike blender for Rio Dell Community Resource Center
 
File:Fullsideview1.jpg|<big>'''[[Bike trailer]]'''</big><br>A bike trailer from a converted baby stroller
 
File:Picture A.jpg|<big>'''[[Blue ox earthen oven]]'''</big><br>Blue Ox earthen oven
 
File:Wall3.jpg|<big>'''[[Bottoms strawbale earthen plaster]]'''</big><br>Earthen plaster and natural paint recipes
 
</gallery>
 
== CCAT ==
 
<gallery mode=nolines widths=200>
 
File:CCATBikeBlender2015.jpg|<big>'''[[CCAT bike blender 2015]]'''</big><br>Bike that supplies mechanical power to blender
 
File:Housingunit2.jpg|<big>'''[[CCAT bike powered tools]]'''</big><br>Bike that supplies electricity for power tools
 
File:Greenshed west wall.jpg|<big>'''[[CCAT Clay-straw slip wall]]'''</big><br>Clay-straw slip wall of CCAT's Greenshed
 
File:Side Rack1.jpg|<big>'''[[CCAT clothes drying]]'''</big><br>Efficient clothes drying system for CCAT
 
File:Coldbox 1.jpg|<big>'''[[CCAT Cold Box]]'''</big><br>An energy efficient solution to a refrigerator
 
File:Finishedfrontgo.jpg|<big>'''[[CCAT Compost System]]'''</big><br>CCAT's comprehensive composting system
 
File:Screen Shot 2022-04-20 at 4.34.33 PM.png|<big>'''[[CCAT DIY solar suitcase]]'''</big><br>A do-it-yourself solar suitcase from CCAT
 
File:Titlephotowalls.jpg|<big>'''[[CCAT earthbag garden terrace]]'''</big><br>An earthbag terrace at CCAT
 
File:Botlleswirl.jpg|<big>'''[[CCAT greenhouse natural wall]]'''</big><br>An aesthetically pleasing natural earthen wall built by clay and straw slip methods
 
File:Rightnowupdate.jpg|<big>'''[[CCAT greenhouse rainwater catchment]]'''</big><br>Greenhouse Rainwater Catchment System at CCAT
 
File:IMG_0343.JPG|<big>'''[[CCAT greenshed cob wall]]'''</big><br>Cob wall of CCAT's Greenshed
 
File:Cordwood pic..jpg|<big>'''[[CCAT greenshed north wall]]'''</big><br>Cordwood and mortar wall of CCAT's Greenshed
 
File:CCATGreenShedSolar-3pm.jpg|<big>'''[[CCAT greenshed solar lighting 2015]]'''</big><br>CCAT lighting improvement to greenshed
 
File:Bottle wall.jpg|<big>'''[[CCAT greenshed west wall]]'''</big><br>Clay-straw slip wall of CCAT's Greenshed
 
File:Greywaterpump.JPEG|<big>'''[[CCAT greywater 2017]]'''</big><br>Greywater pump at CCAT
 
File:P5090042.jpg|<big>'''[[CCAT greywater marsh (2008)]]'''</big><br>CCAT's Greywater Marsh 2008
 
File:Ccat grywtr inprogress.jpg|<big>'''[[CCAT greywater marsh (current)]]'''</big><br>CCAT Greywater Marsh Continued
 
File:Wtproject.JPG|<big>'''[[CCAT interpretive wind turbine display]]'''</big><br>Demonstration wind turbine
 
File:Set - 3 008.jpg|<big>'''[[CCAT's living roof]]'''</big><br>Replacing CCAT's living roof
 
File:Panels on top.jpg|<big>'''[[CCAT MEOW 2012]]'''</big><br>Refurbishment of CCAT's Mobile Energy Operation Wagon
 
File:New battery case.jpg|<big>'''[[CCAT MEOW 2015]]'''</big><br>Refurbishment of CCAT's Batteries for Mobile Energy system
 
File:Screenshot_2019-05-16_at_10.07.50_AM.png|<big>'''[[CCAT MEOW 2019]]'''</big><br>Pedal bike used for ''Pedaling for power"
 
File:Concretestain bat1.jpg|<big>'''[[CCAT natural concrete stain]]'''</big><br>Natural concrete stain
 
File:CCATnatpaint2017_finishedwall2.jpg|<big>'''[[CCAT natural paints 2017]]'''</big><br>Mural at CCAT using natural paints
 
File:NP78.jpg|<big>'''[[CCAT natural paint project]]'''</big><br>Interior paints from natural ingredients
 
File:Complete Frame.jpg|<big>'''[[CCAT natural wall construction]]'''</big><br>Earthen informational kiosk for CCAT
 
File:CCAT_wash_station_final.PNG|<big>'''[[CCAT outdoor solar heated wash station]]'''</big><br>A Passive Solar Heated Wash Station at CCAT
 
File:Peddle grainmill final set-up 0171.jpg|<big>'''[[CCAT pedal powered grain mill]]'''</big><br>Pedal powered grain mill for CCAT
 
File:DSC00118bc.jpg|<big>'''[[CCAT pedal powered TV]]'''</big><br>Updated version of CCAT pedal powered bicycle
 
File:IMG 0024.JPG|<big>'''[[CCAT rainwater catchment system]]'''</big><br>CCAT's current rainwater catchment system
 
File:MainWaterOverview.jpg|<big>'''[[CCAT rainwater catchment system]]'''</big><br>Rainwater Catchment System at CCAT
 
File:They are done!.JPG|<big>'''[[CCAT Raised Garden Beds]]'''</big><br>Controlled beds of soil above toxic ground
 
File:Slope5.jpg|<big>'''[[CCAT remediation zone]]'''</big><br>A stable slope for planting and attracting beneficial insects
 
File:Retainwall-all2.jpg|<big>'''[[CCAT Retaining Wall]]'''</big><br>Retaining wall for slope erosion at CCAT
 
File:CCAT_RMH_Cobb_BOYZ_Sit_on_bench.png|<big>'''[[CCAT rocket mass cobb bench heater]]'''</big><br>A Rocket Mass Cobb Bench Heater
 
File:Improvedfuel8.jpg|<big>'''[[CCAT rocket stove]]'''</big><br>CCAT's improved fuel rocket stove
 
File:Cover Image 2.png|<big>'''[[CCAT Small Pond Revitalization]]'''</big><br>A small pond with a solar aerator at CCAT
 
File:Everything.jpg|<big>'''[[CCAT small rainwater catchment]]'''</big><br>A Small Rainwater Catchment System at CCAT
 
File:Connection_described.JPG|<big>'''[[CCAT small rainwater catchment]]'''</big><br>Rainwater catchment for CCAT's cob bench roof
 
File:CCAT_solar_stereo_system.jpg|<big>'''[[CCAT solar stereo system]]'''</big><br>A portable solar stereo system at CCAT
 
File:Catchme.jpg|<big>'''[[CCAT southside rainwater catchment]]'''</big><br>A rainwater catchment system for the southside of CCAT
 
File:Fin2.jpg|<big>'''[[CCAT's Vermicomposting Bin]]'''</big><br>CCAT's vermicomposting bin


<gallery  perrow=4 caption="Engineering 305 Projects">
File:Ccat tower garden may day festival.jpg|<big>'''[[CCAT vertical garden]]'''</big><br>CCAT's Vertical Garden integration for sustainable plant growing
File:AEFcurrentmarsh.jpg|<big><center>'''[[AEF greywater]]'''</center></big> <br> Greywater system at the CSA, Arcata Educational Farm


File:DSC 0425.jpg|<big><center>'''[[AEF food dehydrator]]'''</center></big> <br> A solar dehydrator to help preserve surplus crops
File:Path_to_Yurt.jpg|<big>'''[[CCAT yurt roof 2019]]'''</big><br>A Yurt Roof at CCAT


File:CurrentWall.JPG|<big><center>'''[[AEF informational kiosk]]'''</center></big> <br> An earthen informational kiosk
</gallery>


File:Winterbreak 040 -800x600-.jpg|<big><center>'''[[AEF photovoltaic system]]'''</center></big> <br> Modified off-grid photovoltaic system
== C-F ==


File:Aefswh-finished.jpg|<big><center>'''[[AEF solar water heater]]'''</center></big> <br> Improved solar water heating system
<gallery mode=nolines widths=200>


File:185.JPG|<big><center>'''[[AEF spiral herb garden]]'''</center></big> <br> Restored the existing herb spiral
File:Cs-sfd-Veggie-soup-mix.jpg|<big>'''[[Chris's ENGR305 Solar Food Dehydrator]]'''</big><br>A hybrid, solar food dehydrator


File:AEFcurrentmarsh.jpg|<big><center>'''[[AEF greywater]]'''</center></big> <br> Greywater system at the CSA, Arcata Educational Farm
File:Presstwo.JPG|<big>'''[[Compressed earth brick press]]'''</big><br>An exploration of compressed earth bricks


File:BarrelPlant5.JPG|<big><center>'''[[Air Ship Air City rooftop greywater filtration]]'''</center></big> <br> A rooftop greywater filtration system
File:Potatotower2.JPG|<big>'''[[Cooperation Humboldt potato tower]]'''</big><br>A Vertical Garden Used For Growing Potatoes


File:Aleiha dish.jpg|<big><center>'''[[Aleiha's parabolic solar cooker]]'''</center></big> <br> Parabolic Solar Cooker
File:P1020014.jpg|<big>'''[[Deidre's vertical vegetable garden]]'''</big><br>Solar powered vertical vegetable garden


File:Ethanol production my pipebomb.jpg|<big><center>'''[[Amal's ethanol still]]'''</center></big> <br> A valved reflux ethanol still
File:Devan hole thing.jpg|<big>'''[[Devan's vertical axis wind turbine]]'''</big><br>Experimental Vertical Axis Wind Turbine


File:fullsetupofaquaponicsgrowbed.JPG|<big>'''[[Emily small aquaponic system]]'''</big><br>micro-aquaponic system to grow personal vegetables/fruit


File:Fullsideview1.jpg|<big><center>'''[[Bike trailer]]'''</center></big> <br> A bike trailer from a converted baby stroller
File:Shelling Peanuts 2.jpg|<big>'''[[Engr305 peanut sheller project]]'''</big><br>Peanut sheller made from clay and newspaper


File:Picture A.jpg|<big><center>'''[[Blue ox earthen oven]]'''</center></big> <br> Blue Ox earthen oven
File:LabeledPump.JPG|<big>'''[[Engr305 pulser pump]]'''</big><br>A Labeled Pulser Pump


File:Wall3.jpg|<big><center>'''[[Bottoms strawbale earthen plaster]]'''</center></big> <br> Earthen plaster and natural paint recipes
File:DownElbow.JPG|<big>'''[[Engr305 pulser pump]]'''</big><br>A working model of a Pulser pump


File:Coldbox 1.jpg|<big><center>'''[[CCAT Cold Box]]'''</center></big> <br> An energy efficient solution to a refrigerator
File:Full system -800x600-.JPG|<big>'''[[Engr 305 solar learning station]]'''</big><br>Instructional Solar Learning Station


File:Finishedfrontgo.jpg|<big><center>'''[[CCAT Compost System]]'''</center></big> <br> CCAT's comprehensive composting system
File:Attach_ribbon_and_adjust_tension.JPG|<big>'''[[ENGR305 windbelt]]'''</big><br>Testing new materials for prototype windbelts


File:They are done!.JPG|<big><center>'''[[CCAT Raised Garden Beds]]'''</center></big> <br> Controlled beds of soil above toxic ground
File:Ethanol production suagr ethanol.jpg|<big>'''[[Ethanol from organic sugar beets versus refined cane sugar]]'''</big><br>Determining the cost inputs and energy outputs of small scale ethanol production


File:Retainwall-all2.jpg|<big><center>'''[[CCAT Retaining Wall]]'''</center></big> <br> Retaining wall for slope erosion at CCAT
</gallery>


File:Cordwood pic..jpg|<big><center>'''[[CCAT greenshed north wall]]'''</center></big> <br> Cordwood and mortar wall of CCAT's Greenshed
== G-O ==


File:Bottle wall.jpg|<big><center>'''[[CCAT greenshed west wall]]'''</center></big> <br> Clay-straw slip wall of CCAT's Greenshed
<gallery mode=nolines widths=200>


File:Cobb project20 (Medium).JPG|<big><center>'''[[CCAT Greenshed south wall]]'''</center></big> <br> Cob wall of CCAT's Greenshed
File:Finished_Bike_Blender.jpg|<big>'''[[HCOE bike power classroom]]'''</big><br>A Bike Powered Blender


File:Greenshed west wall.jpg|<big><center>'''[[CCAT Clay-straw slip wall]]'''</center></big> <br> Clay-straw slip wall of CCAT's Greenshed
File:Community_first_layer.jpg|<big>'''[[HBCSL cobb oven]]'''</big><br>A cobb oven for the Humboldt Bay Center for Sustainable Living


File:P5090042.jpg|<big><center>'''[[CCAT greywater marsh (2008)]]'''</center></big> <br> CCAT's Greywater Marsh 2008
File:Solarfinal-2.jpg|<big>'''[[HBCSL solar shower]]'''</big><br>A solar shower for the Humboldt Bay Center for Sustainable Living


File:Ccat grywtr inprogress.jpg|<big><center>'''[[CCAT greywater marsh (current)]]'''</center></big> <br> CCAT Greywater Marsh Continued
File:Solar_Suitcase1.jpg|<big>'''[[HSU solar suitcase]]'''</big><br>A Solar Suitcase


File:Side Rack1.jpg|<big><center>'''[[CCAT clothes drying]]'''</center></big> <br> Efficient clothes drying system for CCAT
File:Lid attached.JPG|<big>'''[[Jefferson Community Center compost]]'''</big><br>A large composting system for Jefferson School


File:Wtproject.JPG|<big><center>'''[[CCAT interpretive wind turbine display]]'''</center></big> <br> Demonstration wind turbine
File:Devin teaching.jpg|<big>'''[[Jefferson Community Center E305 teach-in]]'''</big><br>A vermicomposting workshop


File:Concretestain bat1.jpg|<big><center>'''[[CCAT natural concrete stain]]'''</center></big> <br> Natural concrete stain
File:Garden1.jpg|<big>'''[[Jefferson Community Center edible landscape]]'''</big><br>Garden Beds in the Edible Landscape


File:NP78.jpg|<big><center>'''[[CCAT natural paint project]]'''</center></big> <br> Interior paints from natural ingredients
File:Native.jpg|<big>'''[[Jefferson Community Center native landscaping 2017]]'''</big><br>Native Landscaping at the Jefferson Community Center


File:Complete Frame.jpg|<big><center>'''[[CCAT natural wall construction]]'''</center></big> <br> Earthen informational kiosk for CCAT
File:Kivagreenhouse1 (45).jpg|<big>'''[[Kiva's straw bale greenhouse]]'''</big><br>A straw-bale greenhouse


File:DSC00118bc.jpg|<big><center>'''[[CCAT pedal powered TV]]'''</center></big> <br> Updated version of CCAT pedal powered bicycle
File:IMG_3393.jpg|<big>'''[[Loleta Elementary rainwater]]'''</big><br>Rainwater Catchment System at Loleta Elementary


File:Peddle grainmill final set-up 0171.jpg|<big><center>'''[[CCAT pedal powered grain mill]]'''</center></big> <br> Pedal powered grain mill for CCAT
File:DUHC Raincatchment System night.jpg|<big>'''[[M Street Eureka rainwater catchment]]'''</big><br>A rainwater catchment system for residential property


File:IMG 0024.JPG|<big><center>'''[[CCAT rainwater catchment system]]'''</center></big> <br> CCAT's current rainwater catchment system
File:Project Site2.jpg|<big>'''[[Mattole Community Center rainwater catchment]]'''</big><br>A rainwater catchment from the roof of the Mattole Valley Community Center in Petrolia


File:Slope5.jpg|<big><center>'''[[CCAT remediation zone]]'''</center></big> <br> A stable slope for planting and attracting beneficial insects
File:E millcreekgreywater plant.JPG|<big>'''[[Millcreek greywater]]'''</big><br>A residential greywater processor


File:Improvedfuel8.jpg|<big><center>'''[[CCAT rocket stove]]'''</center></big> <br> CCAT's improved fuel rocket stove
File:Oldgrowthbarrels.JPG|<big>'''[[Old Growth Cellar rainwater catchment]]'''</big><br>A rainwater catchment system for Old Growth Cellars


File:Fin2.jpg|<big><center>'''[[CCAT's Vermicomposting Bin]]'''</center></big> <br> CCAT's vermicomposting bin
</gallery>


File:Set - 3 008.jpg|<big><center>'''[[CCAT's living roof]]'''</center></big> <br> Replacing CCAT's living roof
== P-S ==


File:Cs-sfd-Veggie-soup-mix.jpg|<big><center>'''[[Chris's ENGR305 Solar Food Dehydrator]]'''</center></big> <br> A hybrid, solar food dehydrator
<gallery mode=nolines widths=200>


File:Presstwo.JPG|<big><center>'''[[Compressed earth brick press]]'''</center></big> <br> An exploration of compressed earth bricks
File:PCSC - low setting front.jpg|<big>'''[[Papasan Chair Solar Cooker]]'''</big><br>A solar cooker and chair when not in use


File:P1020014.jpg|<big><center>'''[[Deidre's vertical vegetable garden]]'''</center></big> <br> Solar powered vertical vegetable garden
File:Finished basket solarcooker.jpg|<big>'''[[Parabolic basket and tin can solar cooker]]'''</big><br>Solar cooker out of local invasive species and waste materials


File:Devan hole thing.jpg|<big><center>'''[[Devan's vertical axis wind turbine]]'''</center></big> <br> Experimental Vertical Axis Wind Turbine
File:Titlephotowalls.jpg|<big>'''[[Plastering CCAT Earthbag Terrace]]'''</big><br>A sturdy, natural plaster covering to the EarthBag gardening terrace being built in front of CCAT


File:Full system -800x600-.JPG|<big><center>'''[[Engr 305 solar learning station]]'''</center></big> <br> Instructional Solar Learning Station
File:Filled 4534.JPG|<big>'''[[Rocket stove biomass charcoal]]'''</big><br>Use of biomass waste charcoal briquettes for rocket stove


File:Shelling Peanuts 2.jpg|<big><center>'''[[Engr305 peanut sheller project]]'''</center></big> <br> Peanut sheller made from clay and newspaper
File:Bike.stand.generator.1.jpg|<big>'''[[Rowan's portable pedal power generator]]'''</big><br>A pedal power generator


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:Finalgirls.jpg|<big>'''[[SALIRAJA Yurt Project]]'''</big><br>A Yurt Roof Composed of Old Cans


File:Kivagreenhouse1 (45).jpg|<big><center>'''[[Kiva's straw bale greenhouse]]'''</center></big> <br> A straw-bale greenhouse
File:Finished small greenhouse rainwater catchment project.jpg|<big>'''[[Small greenhouse rainwater catchment]]'''</big><br>A rainwater catchment system for a greenhouse


File:E millcreekgreywater plant.JPG|<big><center>'''[[Millcreek greywater]]'''</center></big> <br> A residential greywater processor
File:Solarmowerleft.jpg|<big>'''[[Solar Charged Lawnmower]]'''</big><br>An electric lawnmower that utilizes solar power as an energy source


File:DUHC Raincatchment System night.jpg|<big><center>'''[[M Street Eureka rainwater catchment]]'''</center></big> <br> A rainwater catchment system for residential property
File:Synrgy hot box 007.jpg|<big>'''[[Solar heating box]]'''</big><br>A passive solar heating box


File:Finished basket solarcooker.jpg|<big><center>'''[[Parabolic basket and tin can solar cooker]]'''</center></big> <br> Solar cooker out of local invasive species and waste materials
File:Finishedproject.JPG|<big>'''[[Stanley and Kristi's eco-friendly carboard furniture]]'''</big><br>Furniture made from cardboard


File:PCSC - low setting front.jpg|<big><center>'''[[Papasan Chair Solar Cooker]]'''</center></big> <br> A solar cooker and chair when not in use
File:Sun cook.jpg|<big>'''[[Sunbrella]]'''</big><br>An umbrella in the rain, a solar cooker in the Sun


File:Bike.stand.generator.1.jpg|<big><center>'''[[Rowan's portable pedal power generator]]'''</center></big> <br> A pedal power generator
File:2sbms garden.jpg|<big>'''[[Sunny Brae Middle School Garden]]'''</big><br>A garden at Sunny Brae Middle School


File:Solarmowerleft.jpg|<big><center>'''[[Solar Charged Lawnmower]]'''</center></big> <br> An electric lawnmower that utilizes solar power as an energy source
File:Front barrel.jpg|<big>'''[[Sunny Brae rainwater catchment system]]'''</big><br>A residential rainwater catchment system


File:Synrgy hot box 007.jpg|<big><center>'''[[Solar heating box]]'''</center></big> <br> A passive solar  heating  box
</gallery>


File:Finishedproject.JPG|<big><center>'''[[Stanley and Kristi's eco-friendly carboard furniture]]'''</center></big> <br> Furniture made from cardboard
== T-Z ==


File:Sun cook.jpg|<big><center>'''[[Sunbrella]]'''</center></big> <br> An umbrella in the rain, a solar cooker in the Sun
<gallery mode=nolines widths=200>


File:2sbms garden.jpg|<big><center>'''[[Sunny Brae Middle School Garden]]'''</center></big> <br> A garden at Sunny Brae Middle School
File:P5080038.JPG|<big>'''[[Treadmill-a-volt treadmill powered charging]]'''</big><br>Treadmill power for the Humboldt Bay Center for Sustainable Living


File:Front barrel.jpg|<big><center>'''[[Sunny Brae rainwater catchment system]]'''</center></big> <br> A residential rainwater catchment system
File:Fig.12.jpg|<big>'''[[Troubleshooting the AEF photovoltaic system]]'''</big><br>Troubleshooting, repairing, testing and maintaining a preexisting off-grid photovoltaic system


File:Ethanol production my pipebomb.jpg|<big><center>'''[[Amal's ethanol still]]'''</center></big> <br> A valved reflux ethanol still
File:Grassfedshed soil1.jpg|<big>'''[[Tule Fog Farm Grassfed Shed]]'''</big><br>An indoor space for pigs and goats that also restores a previous brownfield while improving the overall natural landscape
File:DownElbow.JPG|<big><center>'''[[Pulser Pump Engr305]]'''</center></big> <br> A working model of a Pulser pump


File:Oldgrowthbarrels.JPG|<big><center>'''[[Old Growth Cellar rainwater catchment]]'''</center></big> <br> A rainwater catchment system for Old Growth Cellars
File:Umbrella solar cook complete2.jpg|<big>'''[[Umbrella solar cooker]]'''</big><br>A multi-use solar cooker


File:Filled 4534.JPG|<big><center>'''[[Rocket stove biomass charcoal]]'''</center></big> <br> Use of biomass waste charcoal briquettes for rocket stove
File:Chicken.jpg|<big>'''[[Wild Chick Farm]]'''</big><br>A commercial pastured chicken operation in Arcata, California


File:Fig.12.jpg|<big><center>'''[[Troubleshooting a Photovoltaic System]]'''</center></big> <br> roubleshooting, repairing, testing and maintaining a preexisting off-grid photovoltaic system
</gallery>


File:Umbrella solar cook complete2.jpg|<big><center>'''[[Umbrella solar cooker]]'''</center></big> <br> A multi-use solar cooker
{{Page data}}


File:Chicken.jpg|<big><center>'''[[Wild Chick Farm]]'''</center></big> <br> A commercial pastured chicken operation in Arcata, California
[[Category:Engr305 Appropriate Technology]]
[[Category:Coursework]]
[[Category:Cal Poly Humboldt]]
[[Category:Service learning courses]]
[[Category:Appropriate technology]]

Latest revision as of 19:37, 13 April 2023

Engr305 2009.jpg

Below are service learning projects from Engr305 Appropriate Technology, which is a course on appropriate technology at Cal Poly Humboldt taught by instructor Lonny Grafman.

AEF[edit | edit source]

A-B[edit | edit source]

CCAT[edit | edit source]

C-F[edit | edit source]

G-O[edit | edit source]

P-S[edit | edit source]

T-Z[edit | edit source]

FA info icon.svg Angle down icon.svg Page data
Authors asb59@humboldt.edu, Anissa Stull, Lonny Grafman, Camille Penny, Drew White
License CC-BY-SA-3.0
Language English (en)
Related 7 subpages, 21 pages link here
Impact 6,769 page views
Created January 17, 2011 by asb59@humboldt.edu
Modified April 13, 2023 by Pedro Kracht
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