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hese little amounts of energy to make them usable seemed quite necessary. We also needed to build more ... different designs from various waste sources, and see how they behave over the long-term, without going... Hackerboard with its red LED on the B Mudwatt, to see what happened… and it blinked ! One time per seco... PTS (the INA219 current sensor on an Arduino Uno, see section 3 for details) on the B Mudwatt to see ho
tially worked.
* Over the long term, they seem to work as well as the test battery with graphit... he 100 ohms had turned a nasty shade of black. It seems that the amount of current flowing in the resis... on the output pin of the 1381E is 0.64 V.
* It seems that the 1381E does not supply enough current t... - Higher power supply voltage==
* We clearly see from tests #3 and following that one of main issu
ssembled such a sandwich. This step allows you to see what the polarity of the design is and charge it ... tly interesting voltage, try to connect a LED and see what happens.
====Other dry designs====
{{ :mic...
We however encourage you to try anything, as it seems that every battery type is different, and even ... Future Research====
Our best dry sandwich design seems interesting. However, we are not sure wether th
, which is still not sufficient to power a LED.
(see also [[:fuel_cell]] for futher info...)
These pr... =9t4DumnpFLA|Joule Thief]] and supercapacitors to see if we can obtain a functional system for intermit... ld we use compost tea as a sludge source ?
* See [[michka:research:microbial_fuel_cells:Bruxelles2
W.
===Conclusion===
* Electrode surface area seems an important feature.
* Most of the mud in t... e area and overall volume, the compost tea design seems very productive.
===Further Designs===
* Sc... ea design.
* Look for carbon electrodes, which seem more appropriate
* Replace salt bridge with p
e's section (diameter of 6-8 cm).
* **Water**: seewater.
* **Anode**: copper covered with carbon,... ormance way quicker than the "Crate Design #2" It seems that a better mcirobial & nutrient source induc... spaper or cardboard as a Proton Exchange Membrane seems fine.
New long-term experiments should be cond
t, it was only charged at 1.9 V, and we could not see any charging activity with a typical multimeter.
... not get any precise measurement anyway. Something seems to happen. Just let it build up…
==2.5.4 Paral
