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How to check discrete-time stability? #14

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cnpcshangbo opened this issue Jun 15, 2018 · 4 comments

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pole-zero analysis

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cnpcshangbo commented Jun 15, 2018

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cnpcshangbo commented Jun 15, 2018

http://www.dcsc.tudelft.nl/~sc4060/transp/discreteNOTES.pdf

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cnpcshangbo commented Jun 15, 2018

A pole near the imaginary pole causes this kind of vibration.

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cnpcshangbo commented Jun 15, 2018 •

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This piece of code tells how to calculate the discrete system poles.
https://github.com/cnpcshangbo/OS4_FOC/blob/486c16c172f2f417ed398f5aa06d89f8e7f48c06/IRID/phiz_cal.m

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cnpcshangbo commented Jul 22, 2018 •

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References:
A book about pole-zero analysis
https://www.scribd.com/document/271759125/System-Dynamics-An-Introduction-pdf
12.4.1 Pole-zero plot

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ode4 issue Fractional-order-controller/FOPID-tuner#12

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