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Application of Data-Driven Loop-Shaping Method to Multi-Loop Control Design of Benchmark PID 2012

Masami Saeki, Kyosuke Ogawa, Nobutaka Wada
2012 IFAC Proceedings Volumes  
The multi-loop controller consists of one PID and one PID-PD controllers, and each PID controller is designed by using a one-shot input-output response around the operating point.  ...  Our method is applicable to non-minimum phase or time-delay SISO plants very easily especially for stable plants, and a good disturbance rejection can be attained with a specified stability margin.  ...  Our method is applicable to SISO stable plants, and the integral gain is maximized subject to the stability margin constraint.  ... 
doi:10.3182/20120328-3-it-3014.00061 fatcat:iudxl6kbf5eyvaafw2tb4uxetu

Examples of robust controller design

Anja Buljevic, Milos Miletic, Aleksandra Mitrovic, Mirna Kapetina, Milan Rapaic
2020 Serbian Journal of Electrical Engineering  
First controller that is considered is conventional Proportional -Integral (PI) controller and second one is Fractional PI (FOPI) controller.  ...  In this paper two modern controllers are presented. These controllers should eliminate disturbance effect, handle process variations and process uncertainties.  ...  By inspecting this figure, one may observe that Optimal PI manages to attain higher maximal phase compared to the FOPI controller, which naturally leads to higher maximal achievable phase margin.  ... 
doi:10.2298/sjee2001065b fatcat:jypr6dgpmjh7lg3bbjjiuxjuiy

Head Pressure minimization of a Visbreaking column through an advanced PID controllers architecture

S.M. Zanoli, D. Barchiesi, G. Astolfi
2012 IFAC Proceedings Volumes  
The implemented control strategy has been designed through an advanced interconnection of PID controllers typically used in industrial processes: cascade control, feedforward control and override control  ...  In this paper an advanced PID control architecture developed to minimize the head pressure of a visbreaking column is presented.  ...  Figure 10 for the Gain & Phase Margins (GPM) considered tuning: it's possible to note that the phase margin and gain margin are respectively 60° and 3 dB as it was required.  ... 
doi:10.3182/20120328-3-it-3014.00051 fatcat:5oeyyniujnbhtdowtdi2h2i5xm

Jaya optimization algorithm for transient response and stability enhancement of a fractional-order PID based automatic voltage regulator system

Touqeer Ahmed Jumani, Mohd. Wazir Mustafa, Zohaib Hussain, Madihah Md. Rasid, Muhammad Salman Saeed, Mehran M. Memon, Ilyas Khan, Kottakkaran Sooppy Nisar
2020 Alexandria Engineering Journal  
Production and hosting by Elsevier B.V. on behalf of Faculty of Engineering, Alexandria University.  ...  ., Jaya optimization algorithm for transient response and stability enhancement of a fractional-order PID based automatic voltage regulator system, Alexandria Eng. J. (2020), https://doi.  ...  Phase Margin: Greater the phase margin, greater will be the stability of the system.  ... 
doi:10.1016/j.aej.2020.03.005 fatcat:47gwhavftjavfnupf6j5isi5gy

Performance Enhancement of SOPDT System with Numerically Optimized PID Controller

2015 International Journal on Recent and Innovation Trends in Computing and Communication  
The robust PID controller design problem is solved by the maximization, on a finite interval of the shortest distance from the Nyquist curve of the open loop transfer function to the critical point i.e  ...  This paper presents a simple but effective method for designing robust PID controller.  ...  The gain and phase margin (GPM) specifications methods have been used in many applications to design the PI/PD/PID type controllers for Time Delay and Integral Plus Time Delay processes ( e. g. see [7  ... 
doi:10.17762/ijritcc2321-8169.1504120 fatcat:phcg6o42drhq3mqnhbibxqpspe

The application of fractional order control for an air-based contactless actuation system

Martijn E. Krijnen, Ron A.J. van Ostayen, Hassan HosseinNia
2017 ISA transactions  
By merely the application of fractionality, the bandwidths are extended by 14.6 % and 62 %, for the inner and outer loop respectively.  ...  This paper focuses on the design of a control system, including actuators, sensors and control method, suitable for this purpose.  ...  The approximation increases the phase margin by 0.9 degrees and reduces the gain margin at 0.44 dB (at 369 Hz) because it has slightly higher gain in that regime.  ... 
doi:10.1016/j.isatra.2017.04.014 pmid:28454643 fatcat:ku2lesas7fg5jbc5l5onuxjpj4

Design of a PIá fractional controller for the robust control of the steam pressure in the steam drum of a bagasse-fired boiler

Vicente Feliu-Batlle, Raul Rivas-Perez, Fernando Castillo-Garcia
2021 IEEE Access  
This method is based on the exact attainment of certain nominal time specifications while using one of the parameters of the controller to maximize the gain margin.  ...  The controller attained was shown to significantly outperform the robustness achieved by using PI or PID controllers, in the sense of reducing the Integral Absolute Error (IAE) and improving the steam  ...  [50] ), we propose to achieve the fourth objective by choosing the parameters d K and α , which maximize the gain margin. (13) s K s K K s C d i p PID + + = ) ( s K K s C i p PI + = ) ( α s K K s C i  ... 
doi:10.1109/access.2021.3094306 fatcat:qavucs2urfe3reisjwkn3v7ucm

PID-Like Controller Tuning for Second-Order Unstable Dead-Time Processes [chapter]

G.D. Pasgianos, K.G. Arvanitis, A.K. Boglou
2012 Introduction to PID Controllers - Theory, Tuning and Application to Frontier Areas  
Table 5 presents the increasing and decreasing gain margins GM inc and GM dec as well as the phase margin PM.  ...  The gain margin specifications are indicated by the symbol 'o' and the point on the unit circle which determines the phase margin specification is indicated by the symbol ''.  ... 
doi:10.5772/34163 fatcat:5soa7sljpjc7vmkxeihacw2q6q


Abhishek V .
2015 International Journal of Research in Engineering and Technology  
The stability analysis for the algorithmic tuned PID controller by Nyquist plot is also performed for the various working phases of the considered bio reactor model.  ...  The tuning process is focused mainly to search the optimal controller parameters (K p , K i , K d ) by minimizing the performance criterion and with the help of the objective function.  ...  ACKNOWLEDGEMENTS We like to show our gratitude to Dr.V.RAJINIKANTH, who showed us the path and future towards the research area.  ... 
doi:10.15623/ijret.2015.0404006 fatcat:5psrurlx3jdglc7trakyrm6wua

Multi-Objective Optimization of PID Controller for Temperature Control in Centrifugal Machines Using Genetic Algorithm

Sanjay Kr. Singh, D. Boolchandani, S.G. Modani, Nitish Katal
2014 Research Journal of Applied Sciences Engineering and Technology  
MATLAB's PID Tuner has been used for the initial estimation of the parameters followed by optimization using genetic algorithm and multi-objective genetic algorithm.  ...  For the initial tuning of the PID controllers, classical methods like Ziegler-Nichols, Chien-Hrones-Reswick (CHR) and robust time response have been used, but all have shown the transient response; so  ...  Robustness ensures that the loop design has enough phase margin and gain margin to cope up with modelling errors or system dynamics uncertainty.  ... 
doi:10.19026/rjaset.7.464 fatcat:utwobsdcnbfvlnepkxp7kaz3my

Direct Digital Design of Loop-Shaping Filters for Sampled Control Systems [article]

Hugh L. Kennedy
2015 arXiv   pre-print
Performance of the resulting controller is compared with digital proportional-integral-differential (PID) and linear-state-space (LSS) algorithms in a real motor-control application.  ...  A controller design technique for shaping the frequency response of a process is described.  ...  If The theoretical step response and the estimated gain/phase margins could therefore be used to guide and constrain the compensator tuning process.  ... 
arXiv:1408.2293v4 fatcat:l3zfh3auqnbmfadjzvo3pfqduy

Automated Generation Control of Multiple-Area Electrical System with an Availability-Based Tariff Pricing Scheme Regulated by Whale Optimized Fuzzy PID Controller

Zaid Hamodat, Galip Cansever
2021 International Journal of Photoenergy  
The objective of this work is to minimize the power production costs, area control errors (ACEs), and marginal costs of the multiple-area electrical energy system with real-time load and frequency variation  ...  The reliability and suitability of the proposed optimization, i.e., whale-optimized fuzzy PID controller, are investigated against already presented methods such as particle swarm optimization and genetic  ...  ACE, marginal cost, and UI const are minimized, and profit is maximized by optimizing these parameters using whale optimization. f 1 p 1 ABT FPID B 1 IN OUT 1 + - + + + + + - - - - num(s) den(s) num(s)  ... 
doi:10.1155/2021/5596527 doaj:ccc5719d876e42a58c9c44e02d090643 fatcat:3rleg3i4nbel5c27cz6ba36m5a

Comparison of PI Controller Tuning Methods

Michael W. Foley, Navin R. Ramharack, Brian R. Copeland
2005 Industrial & Engineering Chemistry Research  
The development of model-based methods for tuning proportional-integral (PI) and proportionalintegral-derivative (PID) controllers is a topic of renewed research interest.  ...  The main objective was to assess the relative control effort and robustness of these proportional-integral controllers when tuned for the same level of performance.  ...  where ω cg is the gain crossover frequency and the phase margin, PM, is expressed in degrees.  ... 
doi:10.1021/ie040258o fatcat:x5naj5zefza5jexv52nbryyw2m

Stability and Performance Limits of Latency-Prone Distributed Feedback Controllers

Ye Zhao, Nicholas Paine, Kwan Suk Kim, Luis Sentis
2015 IEEE transactions on industrial electronics (1982. Print)  
To maximize robustness to mechanical disturbances by maximizing control feedback gains, this paper emphasizes the necessity for compromise between high-and low-level feedback control effort in distributed  ...  Then a practical controller breakdown gain rule is derived to aim at enabling control designers to consider the benefits of implementing their control applications in a distributed fashion.  ...  ACKNOWLEDGEMENT This project has been supported by NASA and the National Robotics Initiative with grant number NNX12AM03G.  ... 
doi:10.1109/tie.2015.2448513 fatcat:qn6uyatyifc2hlttnmkgykxs4y


H. Özbay, A.N. Gündeş
2006 IFAC Proceedings Volumes  
., 2006) obtained stabilizing PID controllers for a class of MIMO unstable plants with time delays in the input and output channels (I/O delays).  ...  Specifically, for PD controllers, optimal derivative action gain is determined to maximize a lower bound of the largest allowable controller gain.  ...  Recently, PID controllers are designed in (Yaniv and Nagurka, 2004) under specified gain margin and sensitivity constraints, and in (Saeki, 2006) under an H ∞ performance condition.  ... 
doi:10.3182/20060710-3-it-4901.00043 fatcat:fmljo3qxaffcbjazugzmcyerxe
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