Elevator
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dpandey
While designing a VFD (firmware) for an elevator (lift), what are the control variables and other factors that has to be take care of?
Also, 1) can anyone explain me these:
a) How does an elevator work (in brief, phyics and mechanics)
b) How an emergency rescue system work?
c) What are the feedbacks to a VFD for it to control the elevator effectively?

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