thinhnghiem Posted August 29, 2012 Share Posted August 29, 2012 (edited) Dears, I am investigating a way to make an engine that can run continuously. I do not declare that it is a perpetual motion. However, my result until now is so positive. 1. Tools and facilities: - The main component of this model is a wooden toy with dragonfly shape. Its head is a rectangle which is curved upward, with long tail - A sharp pillar with a steel marble stick at the head 2. Model - The tail of dragonfly shaped specimen is put with a small weight to make sure this specimen settles down toward the tail. - Then, touch the sharp peak of the rectangle head of the specimen very slightly into the marble so that it does not drop down - The balance status of this dragonfly toy is very unstable. It is very easy to drop down as seen in attached screenshot 3. Operation: - I put this model into an out of wind room to make sure no external force can influence my experiment. - The movement of the dragonfly shaped specimen is the combination of slight staggering and swinging. This movement is remaining continuously. - It seems that the gravity of the specimen pulls it down , while it touches by halves to the pillar. This is the cause of its continuous movement. I post my article here so that any interesting individual can follow and replicate my experiments. Due to the limited size of attached screenshot in our forums, I cannot show the details here. You can contact me by email: email removed by moderator , I can say further there, with more specific screenshot All of my expectation that you can contact me and replicate my experiment Thinh from Vietnam Edited August 30, 2012 by imatfaal removal of email address Link to comment Share on other sites More sharing options...
Fuzzwood Posted August 29, 2012 Share Posted August 29, 2012 You will lose energy through friction with however the dragonfly is connected to the base, eventually halting the movement. Link to comment Share on other sites More sharing options...
imatfaal Posted August 30, 2012 Share Posted August 30, 2012 ! Moderator Note Thinh - I took your email address away from the post to avoid it being the target of hundreds of spammers - any members who wish to contact you can send a PM to initiate a conversation, although we would prefer it if discussion stayed on the public forum There will be friction at the bearing (as Fuzzwood said) and air resistance Link to comment Share on other sites More sharing options...
CaptainPanic Posted August 30, 2012 Share Posted August 30, 2012 There will be friction, which should slow down the dragonfly. However, there may also be (very small) winds inside the room. In fact, it is almost certain that there is some movement of the air: - you are there (breathing, and heating up the room with your body) - some walls / windows may be warmer than other walls/windows because the face the sun All these differences in temperature will cause air to move a little bit. But a little bit is enough to move such a delicate dragonfly. It is certainly not the dragonfly itself that causes the movement. If you would hang a very thin paper from a thin wire from the ceiling, it would also move because of the same movement of the air. A paper on a piece of string is obviously not a perpetual motion device. I think that your best chance to find a room with really stagnant air would be a basement, with no windows, with relatively cold air. In such a room, the dragonfly should stop. Link to comment Share on other sites More sharing options...
thinhnghiem Posted August 30, 2012 Author Share Posted August 30, 2012 Dear all, Thank you for your feedback. Yes, I know about friction. To verify my result, I have put next to my model some other ones, like pendulum, swing etc.. All are motionless, except my model. The room is isolated, with door and windows are closed. I have let my model overnight and next morning I saw that it kept moving. Experiment has been replicated many times before I posted this topic Link to comment Share on other sites More sharing options...
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