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=== [[Fridge Defrost Timer with Solar Trigger Option]] === | === [[Fridge Defrost Timer with Solar Trigger Option]] === | ||
− | The [https://vimeo.com/ | + | The [https://vimeo.com/177809415 project video] shows a fridge timer which can be set to trigger during high battery voltage sunny days so the defrost cycle never uses valuable battery power. It is switchable to act like a regular defrost timer for long cloudy stretches of time, like winter. |
=== [[Solar panel rotator motor power with auto-shut-off]] === | === [[Solar panel rotator motor power with auto-shut-off]] === | ||
− | The [https://vimeo.com/ | + | The [https://vimeo.com/48903056 project video] shows a way to power solar panel rotator motors from a solar panel, supplemented by a walladapter. |
=== [[Odroid XU4 Weeding Spraying Robot]] === | === [[Odroid XU4 Weeding Spraying Robot]] === | ||
− | The [https://vimeo.com/ | + | The [https://vimeo.com/239274466 project video] shows the completed robot spraying weeds. I proved the prototype works, although it is impracticably slow. |
=== [[Dandelion Flower Weed Wand]] === | === [[Dandelion Flower Weed Wand]] === | ||
− | The [vvv.com/239274466 | + | The [vvv.com/239274466 project video] shows the Weed Wand detecting and targeting weeds. Weed Wand is ten times faster and more accurate than manually aiming and pulling a trigger on a pressurized pump sprayer. |
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+ | ALL MY PROJECTS ARE HERE: http://www.opencircuits.com/User:Definitionofis | ||
=== [[Li-ion battery discharge limiter]] === | === [[Li-ion battery discharge limiter]] === | ||
− | I used a car booster battery to pump my car tires and it had no lower limit turn-off and it destroyed the Li-ion battery | + | I used a car booster battery to pump my car tires and it had no lower limit turn-off and it destroyed the Li-ion battery as I heard the air pump slow and turned it off too late. This little device will do automatic flow-through and cut-off to protect the battery next time. |
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