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  • Users: wizeguy
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  1. wizeguy

    Hydropower from water mains..

    Given that water is pumped from the reservoir to the town, is it feasible/practical to use the kinetic energy produced in the pipeline to drive turbines installed along the mains waters, for electricty generation?? how would one calculate the potential generation ?? With standard hydro...
  2. wizeguy

    Underground Heat to power generators ( no water or steam)

    I've just read an article about a local businessman who claims to have found a way to use "underground heat" to power generators,to produce electricity refered to as "dry-wells". The system doesn't extract or use underground water or steam, and they don't inject water to create steam either...
  3. wizeguy

    Building carbon fibre wheel

    I've found numerous sites that show how to build a carbon fibre frame, but none show how to make a 3 spoke carbon wheel? I'm looking for info on how to build a 3 spoke carbon wheel, calculations needed, design considerations etc. would be much appreciated cheers vin
  4. wizeguy

    Aerodynamic effect on spinning wheel?

    All of the pictures and video clips I've seen of F1 cars in the wind tunnel show the airflow over a stationary car. Given that when the F1 car is on track the wheels rotate in the opposite direction to the wind flow, what effect does this have on the wind flow/aerodynamics of the car? and how...
  5. wizeguy

    intermediate gears...

    If I understand correctly, if there are a number of gears connected together, the intermediate gears between the input and output gears, have no bearing on the gear ratio? which would be determined by the input gear and the output gear? Now does this still apply in this example?..... If the...
  6. wizeguy

    Question on Gear performance....

    I have a question on the performance of two types of gearing mechanisms... If you were to compare a chain and sprocket system eg bicycle to that of "gears" (of equivalent size) is there any difference between the two methods, on a performance comparison?? Does one method have any...

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