Recent content by NeedFreedom

  1. NeedFreedom

    I Gravity machine force calculations assistance needed

    Thanks @Drakkith, I appreciate your time and input. That all makes a lot of sense. An important part of this exercise is me learning the math involved so it has not been pointless or a waste of time! Thanks to you I have a much clearer understanding of the forces involved for several of my...
  2. NeedFreedom

    I Gravity machine force calculations assistance needed

    Thanks for the advice and math for calculating the torque on sprocket. Im a little rusty on trig and not sure how to calculate theta, do you mind showing me the calculation based on my varriables? We could assume 500kg weight Distance from centre 225mm Speed sounds complicated. Is there a...
  3. NeedFreedom

    I Gravity machine force calculations assistance needed

    Thanks for this. I actually provided the wrong details of the output force required which should be 5100NM (not 70!) So using your calculation I get the following: m = 5100/9.8 = 520kgSo the 1 metre radius would be my sprocket? How is the sprocket radius accommodated in the calculation? Also...
  4. NeedFreedom

    I Gravity machine force calculations assistance needed

    I have running spring water on my property and have been looking at methods for converting its energy potential into electricity. I am assessing a custom built apparatus to lower water from height to convert gravitational mass into rotational force. The idea is the water will fill into...
  5. NeedFreedom

    I Gravity machine force calculations assistance needed

    Im prototyping a machine to lower liquid from a height using a chains and sprockets. Essentially liquid will fill at top, be lowered over a distance of 4.8 metres then emptied at bottom. The liquid needs to be lowered at a slow pace due to resistance on the output shaft, I am considering...
  6. NeedFreedom

    What is the Art of Tinkering?

    I like experimenting with and building machines of varying shapes, sizes and purposes.
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