matlab-自控原理 series 传递函数 串联

慈心积善融学习，技术愿为有情学。善心速造多好事，前人栽树后乘凉。我今于此写经验，愿见文者得启发。

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•                     matlab : R2018a 64bit
•                             os : win7
•            type setting : markdown
•                         blog : https://blog.csdn.net/yushaopu
•                     github : https://github.com/GratefulHeartCoder

 

code

clear
clc

num1=[1 1]
den1=conv([1 2 3],[4 5])
sys1=tf(num1,den1)

num2=[3 2] 
den2=conv([1 2 3],[4 5])
sys2=tf(num2,den2)

sys=series(sys1,sys2)

 

result

num1 =

     1     1


den1 =

     4    13    22    15


sys1 =

            s + 1
  --------------------------
  4 s^3 + 13 s^2 + 22 s + 15

Continuous-time transfer function.


num2 =

     3     2


den2 =

     4    13    22    15


sys2 =

           3 s + 2
  --------------------------
  4 s^3 + 13 s^2 + 22 s + 15

Continuous-time transfer function.


sys =

                        3 s^2 + 5 s + 2
  ------------------------------------------------------------
  16 s^6 + 104 s^5 + 345 s^4 + 692 s^3 + 874 s^2 + 660 s + 225

Continuous-time transfer function.

>> 

 

resource

• [文档] http://ww2.mathworks.cn/help/matlab/
• [平台] https://www.csdn.net/
   

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感恩曾经帮助过 心少朴 的人。
matlab优秀，值得学习。基础知识 + 专业知识 + matlab = ?
注：此文是自学笔记所生，质量中下等，故要三思而后行。新手到此，不可照搬，应先研究其理象数，待能变通之时，自然跳出深坑。