Difference between revisions of "Errata: The expressions for the PID parameters for the op amp implementation are incorrect"

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(Created page with '{{subst:errata template}}')
 
 
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{{errata page
 
{{errata page
| chapter =  
+
| chapter = PID Control
| page =  
+
| page = 310
| line =  
+
| line = -4
| contributor = R. M. Murray
+
| contributor = Seoul National University
| date =  
+
| date = 7 Dec 2010
 
| rev = 2.10d
 
| rev = 2.10d
 
| version = Third printing
 
| version = Third printing
 
| text =  
 
| text =  
 +
The expressions listed in the text correspond to the case when <math>C_1</math> is small (a common choice).  The correct expressions for the general case are
 +
<center><amsmath>
 +
  k_p = \frac{R_1 C_1 + R_2 C_2}{R_1 C_2}, \qquad
 +
  T_i = R_1 C_1 + R_2 C_2, \qquad
 +
  T_d = \frac{R_1 R_2 C_1 C_2}{R_1 C_1 + R_2 C_2}.
 +
</amsmath></center>
 
}}
 
}}

Latest revision as of 19:06, 28 August 2011

Return to Errata page

Location: page 310, line -4

The expressions listed in the text correspond to the case when is small (a common choice). The correct expressions for the general case are

math

(Contributed by Seoul National University, 7 Dec 2010)