This was the first day all five of us got together to do MnT. As Fu Den has been working on the generator for quite some time, the rest of us worked on the assembly of the water filter.
Generator Updates
We tested the generator by manual cranking. RPM by manual cranking is very low, so we need to optimise by implementing gear ratios to maximise potential of producing power by optimising maximum rotational speed possible by hand cranking. Maximum voltage generated by AC generator with simple hand crank is around 10V without load.
Design pulley system to implement gear ratio increase on Fusion360:
Assembly model of Fusion 360 of the plan to test efficiency and estimate torque and RPM generated by hand crank
Water Filter Updates
Things to buy:
- 4 hose clamps
- 2 x 1/2 inch hose straight barbed fitting to 1/4 inch adaptor
- Tank for dirty water
- Tank for clean water
First Group Check-in
We officially pitched our ideas to Dr Ho and several other profs/TAs and addressed any concerns they might have regarding our progress.
Slides used for presentation
Block diagram used (Annex A)
Some points to consider:
- Why must there be a battery module connecting the generator and the pump? (There must be a solid reason why you choose to include certain parts in your prototype)
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