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The goal of this tutorial is to illustrate modeling of dynamic loading originating from lowering a mass via a pulley assembly.

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Table of Contents


The primary goal of this tutorial is to illustrate how to model dynamic loading originating from a pulley assembly depicted in Figure 1.


Results will be sensitive to the damping assumed and to the shape of the transitions at the start and end of winching, so sensitivity studies may be warranted. 

Figure 2: Mass displacement


Figure 3: Mass velocity 

Figure 4: Mass acceleration 

Figure 5 Cable forces