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The sling effect...and many other questions.

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  • #46
    Navigator: Regarding my new mechanism with the same parts, you asked

    Originally posted by navigator View Post
    Is the change in the lenth of the arms proportionate to the change in the distance of the two axis?
    It doesn't have to be. Actually, I haven't changed anything except the distance between the two pivots on the sling arm. Now the sling arm changes directions with the rotation, and it changes its angle. But it doesn't flip around on one side.

    My thought was instead of the spring, loop the rope over a pulley and connect it to the opposite side. Then put the fulcrum in the middle of the frame so it can "seesaw". The pulley at the top would need to have the same diameter as the distance between the connecting points of the rope on the frame. The pulley would be connected to the shaft by another one-way bearing. On the other end of the shaft would be a smaller pulley that connected directly to the generator or the output shaft, not sure which would be better???
    This will work for something. The only time the seesawing has to momentarily stop is if you want thrust.

    What is the dimmer switch controlling, the voltage, watts, combination???
    The dimmer controls what part and how much of the sine wave is connected to the load. It usually allows the voltage to rise to a certain point before turning on. In this way it regulates the watts.

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    • #47
      A secondary sub-system that will kick all our devices into Over Unity.

      navigator: Won't the centrifugal force in the mass keep it at the sling arms outer point of the slide between 7:00 and 9:00?
      It would if the slide in the arm allowed it to go back that far. You wouldn't want that to happen, just return back say 80% of the way, so it would still be somewhat closer in to the hub PROVIDED you increased the length of the blue rod a tad also as I recommended.

      My recommendations were presented as a package deal.

      My device I'm working on, I decided to use skateboard roller bearings and I thought wow, I'm over the hump now, except the bearings developed vibration for some reason I don't understand. But after making that post I came to realize a different way to make a new device and am starting on it today, to also include the following: stands now we all have good systems using great designs, but one design per gravity wheel just doesn't seem quite enough AND YET SO VERY CLOSE.

      Seems like to me we all just need a secondary sub-system that will kick all our devices into Over Unity. This is something completely different => two systems in the same device. One quadrant carried by one then switch next quadrant carried by the other then repeat. Clap on <> Clap off, each system's initial positive bump hitting during the previous system's negative recoil stopper they all seem to have.

      If doing that works for mine it should also work for most every one of yours. Soon as I get it put together and hopefully it goes into continuous spin, I'll show it for everyone else.

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      • #48
        Originally posted by Electrotek View Post
        Navigator: Regarding my new mechanism with the same parts, you asked



        It doesn't have to be. Actually, I haven't changed anything except the distance between the two pivots on the sling arm. Now the sling arm changes directions with the rotation, and it changes its angle. But it doesn't flip around on one side.
        I think I have experienced this. Sometimes when I start it out in the horizontal position I have to also spin the input with my finger to immediately have enough centrifugal force, otherwise it doesn't make the small loop similiar to what you are describing. On my system the range of motion is less and its more like a vibration.

        This will work for something. The only time the seesawing has to momentarily stop is if you want thrust.

        The dimmer controls what part and how much of the sine wave is connected to the load. It usually allows the voltage to rise to a certain point before turning on. In this way it regulates the watts.

        Comment


        • #49
          Originally posted by CloudSeeder View Post
          It would if the slide in the arm allowed it to go back that far. You wouldn't want that to happen, just return back say 80% of the way, so it would still be somewhat closer in to the hub PROVIDED you increased the length of the blue rod a tad also as I recommended.

          My recommendations were presented as a package deal.

          My device I'm working on, I decided to use skateboard roller bearings and I thought wow, I'm over the hump now, except the bearings developed vibration for some reason I don't understand. But after making that post I came to realize a different way to make a new device and am starting on it today, to also include the following: stands now we all have good systems using great designs, but one design per gravity wheel just doesn't seem quite enough AND YET SO VERY CLOSE.

          Seems like to me we all just need a secondary sub-system that will kick all our devices into Over Unity. This is something completely different => two systems in the same device. One quadrant carried by one then switch next quadrant carried by the other then repeat. Clap on <> Clap off, each system's initial positive bump hitting during the previous system's negative recoil stopper they all seem to have.

          If doing that works for mine it should also work for most every one of yours. Soon as I get it put together and hopefully it goes into continuous spin, I'll show it for everyone else.
          I found the one-way bearing at a RC car shop. It was a little pricey, but I felt this was a vital component and just spinning it back and forth between your fingers and it will spin pretty fast.

          I agree that there needs to be a secondary system similiar to how you describe. I got the generator motor(from the elec. screwdeiver) hooked up, it puts out almost 2x the voltage vs Meccano motor when spun by hand. But hooked to the system the force required to spin it that fast is much more. This resulted in slower rpm to the extent that the Mecanno motor was actually putting out more volts. Also with the Mecanno motor as the generator, it increased the rpm speed vs. rpm with gen. belt unhooked. With the new motor the difference is vey little.

          I tried several things today, but the most interesting was the most basic. While moving it around I noticed how much the inertial forces had an effect on the rpm, so I started playing around with it. I found I could elevate the 3:00 side of the frame with my finger and, with the right rythm up and down increase the speed of the rpm. It seemed to only be limited to my ability to increase the speed up and down while maintaining the correct timing. This worked even better when the 9:00 or fulcrum side was a little higher than the 3:00 side I was raising and lowering, maybe a .5" up and down, total of 1". Anyway, I have been thinking the the compound pendulum should be one of several secondary systems connected to the hub of the main system?

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          • #50
            As I mentioned in my post this morning => http://www.energeticforum.com/56477-post229.html a lot of guys here have all run into a "rebound effect" that comes on the heels of a major positive motion... so if we were to have a secondary system (that has a lesser rebound) and it's positive pump hits to counter the main system's negative rebound, that could put ALL of our designs over the wall.

            I know for a fact how close my first design came to continuous spin and I've looked at other's designs and videos on here and theirs has almost made it also, so none of our designs are flawed so much. They just need a lesser "bumper system" to negate the rebound stopper.

            I'm working on such a secondary bumper system now. In fact, this one is a bumper plus I have another one in mind also after this one works or doesn't work, plus the one today has a variation as explained in that linked post. So I have 3 bumper systems in the works and hope to help everybody get past this wall, not just my own systems.

            I expect success in the next week with the first one.

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            • #51
              furthermore

              navigator #2: The one I'm working on now uses sliding fishing weights that have a hole bored down their center... plus also using changing leverages. The other system has some hammer-drop pendulum action going. One of these at least will work and will serve to deliver the counter blow we all need at the time it's needed.

              An Anti-Rebound System added to some other systems Might work. I show such a system at the following link: http://www.energeticforum.com/56775-post256.html
              Last edited by CloudSeeder; 06-11-2009, 12:45 PM.

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              • #52
                Rebound Energy Defeated?

                The new system should work right well. It has rebound energy also but
                it is having its rebound happen on the opposite side of the hub =>



                I look forward to building it myself. It's a free ball for anyone wants to use it.

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