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  1. ostopher

    Wind Loading

    i've calculated the force acting on the dish using the pressure and the area, i'm not sure what to do with this force before taking moments about the pivot. the force on the dish is a uniformly distributed load. can i just half this value and display it as acting at the top and bottom of the...
  2. ostopher

    Wind Loading

    Hi Guys, I need to work out how much force is required to raise a satellite dish under a certain amount of wind loading. I've calculated the overall load but i'm not sure where to go from there. The dish is 2.4m in diameter and 0.3m deep. It is attached by a hinge and an arm extends and...
  3. ostopher

    Motors

    we're rotating a satellite dish which will occaissionally be under wind loading creating a torque of between 1 and 1.5knm. i'm looking at gearing solutions now but wondered if i could help by having a motor that would also provide a resistance to the windforce when it is powered down. and NNR...
  4. ostopher

    Motors

    Hi Guys, I need to find a motor that "locks up" when it does not have power going to it. Do these exist and what would they be called?

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