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| michka:research:microbial_fuel_cells:cardiff5 [2016-09-21 09:52] – michka | michka:research:microbial_fuel_cells:cardiff5 [2016-09-21 09:56] (current) – michka | ||
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| =====MFCitizen @Cardiff===== | =====MFCitizen @Cardiff===== | ||
| - | **September 7th-9th, 2016** | + | **[[http:// |
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| ====3. Performance Tracking System==== | ====3. Performance Tracking System==== | ||
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| ===3.1 Why INA219 current sensor ?=== | ===3.1 Why INA219 current sensor ?=== | ||
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| ===4.1 Graphite electrode=== | ===4.1 Graphite electrode=== | ||
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| Paul built a graphite electrode of out graphite rods we bought at The Works, an Arts & Crafts shop. | Paul built a graphite electrode of out graphite rods we bought at The Works, an Arts & Crafts shop. | ||
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| He cut down the rods in smaller chunks, drilled them, and used an old bicycle stainless steel cable to assemble them like a collar. | He cut down the rods in smaller chunks, drilled them, and used an old bicycle stainless steel cable to assemble them like a collar. | ||
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| Then, he tightened them up with a second bit of bicycle staineless steel cable (a choice of material advised by Johann, from the Flower Power pot project). | Then, he tightened them up with a second bit of bicycle staineless steel cable (a choice of material advised by Johann, from the Flower Power pot project). | ||
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| A quick multimeter test showed that the overal resistance of the assembly was about 3 ohms. | A quick multimeter test showed that the overal resistance of the assembly was about 3 ohms. | ||