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cnpcshangbo / OS4_FOC

OS4 fractional order controller
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How to calculate poles for this tf? #15

Open cnpcshangbo opened 6 years ago

cnpcshangbo commented 6 years ago

phiz =

2.549e-07 z^14 - 1.43e-06 z^13 + 2.912e-06 z^12 

      - 1.668e-06 z^11 - 3.005e-06 z^10 + 5.93e-06 z^9 

      - 3.307e-06 z^8 - 1.174e-06 z^7 + 2.7e           

      -06 z^6 - 1.617e-06 z^5 + 4.527e-07 z^4          

      - 4.238e-08 z^3 - 6.798e-09 z^2 + 1.732e-09 z    

                                           - 9.864e-11

8.563e-05 z^14 - 0.0007255 z^13 + 0.002745 z^12 

      - 0.0061 z^11 + 0.00879 z^10 - 0.008537 z^9     

      + 0.005598 z^8 - 0.00238 z^7 + 0.0005682 z^6    

      - 2.739e-05 z^5 - 2.221e-05 z^4 + 4.966e-06 z^3 

             - 8.018e-08 z^2 - 6.858e-08 z + 5.109e-09

Sample time: 0.01 seconds Discrete-time transfer function.

cnpcshangbo commented 6 years ago

pzmap(phiz) image