An Equivalent Transfer Function based Pid Controller Design for Waste Water Treatment Plant

  • P.Suneel Kumar, Dr. R. Kiranmayi, K.Nagabhushanam, K. Firdose Kowser Ahamadia

Abstract

This paper proposes the plan of a centralized proportional Integral (PI) regulator for a Waste Water Treatment Process (WWTP). For the current review, a numerical model for the improved on natural treatment stages will be thought of, which comprises of few non-linear differential conditions. The transfer function model (2 × 2) of the WWTP is estimated. The air circulation rate and the return reuse rate are controlled contributions to a WWTP Plant, whilst substrate and bio-mass fixation are considered as the yield factors. Each of decoupled sub-system is changed over to First Order in addition to FOPTD model utilizing a comparable transfer function approach. In view of the same exchange work PI controller is proposed which won't need the de-couplers in the control circle. This methodology incorporates a control setup determination for each output and contribution of the plant. Besides, an equivalent transfer function (ETF) model of every factor will be approximated. Then, at that point, the PI regulator will be tuned utilizing the frequency response strategy to accomplish the necessary strength details. The proposed technique will work on both the servo and interaction reduction of the plant. The model has been created and executed in MATLAB/SIMULINK.

Published
2021-11-22
How to Cite
P.Suneel Kumar, Dr. R. Kiranmayi, K.Nagabhushanam, K. Firdose Kowser Ahamadia. (2021). An Equivalent Transfer Function based Pid Controller Design for Waste Water Treatment Plant. Design Engineering, 14467 - 14477. Retrieved from http://www.thedesignengineering.com/index.php/DE/article/view/6574
Section
Articles