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Unit3_MechTransducers

Unit3_MechTransducers - Mechanical Transducers Concept...

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1 Mechanical Transducers Concept: convert power from one form to another form or effect a change in the power characteristics . Some typical devices: Gears Levers Rack and pinion Pulleys
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2 Gears Two power ports – key port variables Convert from rotational to rotational, but change the motion or force characteristics
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3 Assume gears are rigid and massless and there are no friction effects. Motion constraints: Force constraints:
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4 Gears – the ideal model: TF (r1:r2) T1/r1 = T2/r2 or T2 = (r2/r1)*T1 r1*w1 = r2*w2 or w1 = (r2/r1)*w2 Pin = T1*w1 and Pout = T2*w2
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5 Levers
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Unit3_MechTransducers - Mechanical Transducers Concept...

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