I'm working on an art project that features a large tornado made of cloth, which will weigh around 50 pounds. Ideally, I want the tornado to rotate at a speed similar to the middle setting on a ceiling fan. I'm trying to figure out what kind of motor would be best for this. Would a basic fan switch work, or should I consider using a ceiling fan? Also, how can I determine if the motor I choose can handle the weight without burning out? Lastly, I'm debating whether it would be more effective to suspend it from the interior using a floor stand or from above. Any insights would be greatly appreciated!
3 Answers
You definitely need to consider how the weight is supported. For something like this, I recommend using a 1-2HP two-phase motor with a variable frequency drive controller. This setup will give you more control over the speed and direction, which is crucial when dealing with a sculpture that heavy. For the structure, make sure you use a solid stand with a balanced shaft to keep everything stable. You might also want to explore methods to adjust tension as needed. Just keep safety in mind, especially with high speeds!
You should check out Tim Hunkin—he has some great resources about motors and installations! His "Secret Life of Machines" series covers motors in detail and might give you some useful insights. Plus, it's entertaining!
A 50-pound tornado sculpture is quite hefty! If you're thinking of using a ceiling fan motor, it's a good option because they’re usually affordable and come ready to install. Just keep in mind, the tornado needs to be well-balanced to spin properly. If it's off-balance, you might burn out the motor. Support the sculpture at its balance point, maybe with bearings, to help stabilize it. It might take some trial and error, but finding a decent solution could be fun!