Scaling Gearbox Calculations
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VariableValue
calculated Constants
value
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winch Diameter (m)0.0254Force (N)445.909
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Desired Velocity (m/s)
0.5Winch radius (m)0.013
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Mass (kg)45.45Winch ω (rpm)375.957
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Torque Stall (Nm)1.44Torque on Winch (Nm)5.663
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Current Stall (A)194Input τ as fcn of I (Nm)0.264
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Current Free (A)5.4Reduction21.436
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ω Free (rpm)13050
Input ω as fcn of τ (rpm)
7991.914
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Max current (A)40output ω (rpm)372.819
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Efficiency0.75Actual velocity0.496
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Battery Voltage12Winch circumference0.080
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Time to Climb (s)1.2192
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