Comparison between ziegler-nichols and cohen-coon method for controller tunings

Proportional-Integral-Derivative (PID) controllers are the predominant types of feedback control. PID controller is widely used in industry due to their simplicity and easy to tuning. For controller tuning, the PID parameters are tuned by any conventional method in order to assure a good reference s...

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Main Author:	Mohd Fadzli, Mohd Noris
Format:	Undergraduates Project Papers
Language:	English
Published:	2006
Subjects:	TJ Mechanical engineering and machinery
Online Access:	http://umpir.ump.edu.my/id/eprint/540/ http://umpir.ump.edu.my/id/eprint/540/ http://umpir.ump.edu.my/id/eprint/540/1/Mohd_Fadzli_Mohd_Noris.pdf

id	ump-540
recordtype	eprints
spelling	ump-5402015-03-03T06:04:01Z http://umpir.ump.edu.my/id/eprint/540/ Comparison between ziegler-nichols and cohen-coon method for controller tunings Mohd Fadzli, Mohd Noris TJ Mechanical engineering and machinery Proportional-Integral-Derivative (PID) controllers are the predominant types of feedback control. PID controller is widely used in industry due to their simplicity and easy to tuning. For controller tuning, the PID parameters are tuned by any conventional method in order to assure a good reference signal to the closed loop system is obtained by filtering appropriately the set-point step signal. This study is conducted to get the optimum PID controller parameters (,,cIDKττ) for first order process model. Two well known methods; Ziegler-Nichols (Z-N) method and Cohen-Coon (C-C) are used to tune controller. Both methods are compared to get the optimum condition for the process model with one-quarter decay ratio at minimum settling time and minimum largest error. The responses for both methods are analyzed using Simulink in MATLAB software. Block diagram for the process model with controllers was created for simulation process. Kc= 16.667, Iτ =6.283 and Dτ =1.571 are optimum parameters setting for Ziegler-Nichols method and the minimum largest error as 0.582 and minimum settling time equal with 11.8s in sample 11. For Cohen-Coon method, Kc= 14.703, Iτ =3.622 and Dτ =0.541 are optimum parameters setting. The minimum largest error and minimum settling time from response in sample 39 are 0.4914 and 12.2s. The results indicated that responses using Cohen-Coon tuning are slightly better than those with the Ziegler-Nichols settings method. 2006-11 Undergraduates Project Papers NonPeerReviewed application/pdf en http://umpir.ump.edu.my/id/eprint/540/1/Mohd_Fadzli_Mohd_Noris.pdf Mohd Fadzli, Mohd Noris (2006) Comparison between ziegler-nichols and cohen-coon method for controller tunings. Faculty of Chemical & Natural Resources Engineering, Universiti Malaysia Pahang. http://iportal.ump.edu.my/lib/item?id=chamo:18947&theme=UMP2
repository_type	Digital Repository
institution_category	Local University
institution	Universiti Malaysia Pahang
building	UMP Institutional Repository
collection	Online Access
language	English
topic	TJ Mechanical engineering and machinery
spellingShingle	TJ Mechanical engineering and machinery Mohd Fadzli, Mohd Noris Comparison between ziegler-nichols and cohen-coon method for controller tunings
description	Proportional-Integral-Derivative (PID) controllers are the predominant types of feedback control. PID controller is widely used in industry due to their simplicity and easy to tuning. For controller tuning, the PID parameters are tuned by any conventional method in order to assure a good reference signal to the closed loop system is obtained by filtering appropriately the set-point step signal. This study is conducted to get the optimum PID controller parameters (,,cIDKττ) for first order process model. Two well known methods; Ziegler-Nichols (Z-N) method and Cohen-Coon (C-C) are used to tune controller. Both methods are compared to get the optimum condition for the process model with one-quarter decay ratio at minimum settling time and minimum largest error. The responses for both methods are analyzed using Simulink in MATLAB software. Block diagram for the process model with controllers was created for simulation process. Kc= 16.667, Iτ =6.283 and Dτ =1.571 are optimum parameters setting for Ziegler-Nichols method and the minimum largest error as 0.582 and minimum settling time equal with 11.8s in sample 11. For Cohen-Coon method, Kc= 14.703, Iτ =3.622 and Dτ =0.541 are optimum parameters setting. The minimum largest error and minimum settling time from response in sample 39 are 0.4914 and 12.2s. The results indicated that responses using Cohen-Coon tuning are slightly better than those with the Ziegler-Nichols settings method.
format	Undergraduates Project Papers
author	Mohd Fadzli, Mohd Noris
author_facet	Mohd Fadzli, Mohd Noris
author_sort	Mohd Fadzli, Mohd Noris
title	Comparison between ziegler-nichols and cohen-coon method for controller tunings
title_short	Comparison between ziegler-nichols and cohen-coon method for controller tunings
title_full	Comparison between ziegler-nichols and cohen-coon method for controller tunings
title_fullStr	Comparison between ziegler-nichols and cohen-coon method for controller tunings
title_full_unstemmed	Comparison between ziegler-nichols and cohen-coon method for controller tunings
title_sort	comparison between ziegler-nichols and cohen-coon method for controller tunings
publishDate	2006
url	http://umpir.ump.edu.my/id/eprint/540/ http://umpir.ump.edu.my/id/eprint/540/ http://umpir.ump.edu.my/id/eprint/540/1/Mohd_Fadzli_Mohd_Noris.pdf
first_indexed	2023-09-18T21:52:52Z
last_indexed	2023-09-18T21:52:52Z
_version_	1777413885354049536

Comparison between ziegler-nichols and cohen-coon method for controller tunings

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