Articles with "proportional integral" as a keyword



Dynamic memory event‐triggered fault‐tolerant control of Markov jump systems based on proportional‐integral intermediate observer under deception attacks

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Published in 2025 at "Asian Journal of Control"

DOI: 10.1002/asjc.3712

Abstract: This paper proposes a proportional‐integral intermediate observer‐based fault‐tolerant control method for Markov jump systems under a dynamic memory event‐triggered scheme. In order to save network communication resources, a new dynamic memory‐based event‐triggered condition is designed… read more here.

Keywords: intermediate observer; memory; proportional integral; event triggered ... See more keywords

Proportional integral observer design for T‐S fuzzy fractional‐order systems with multiple faults

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Published in 2025 at "Asian Journal of Control"

DOI: 10.1002/asjc.3763

Abstract: This article proposes a fuzzy fractional‐order proportional integral observer (FFOPIO) design strategy for T‐S fuzzy fractional‐order systems. Compared with the previous studies, the T‐S fuzzy model is used to characterize nonlinear fractional‐order systems, which eliminates… read more here.

Keywords: fuzzy fractional; fractional order; proportional integral; design ... See more keywords

DC Motor Current Control Algorithm Using Proportional-Integral LQT with Disturbance Observer

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Published in 2018 at "International Journal of Automotive Technology"

DOI: 10.1007/s12239-018-0093-1

Abstract: This paper proposes a DC motor current control algorithm using a proportional-integral linear quadratic tracking (LQT) controller with a disturbance observer for the electronic stability control (ESC) brake system. Previously researched algorithms related to current… read more here.

Keywords: proportional integral; algorithm; control; disturbance observer ... See more keywords

Design and Field Implementation of Auto Tuned Virtual Instrumentation Corrosion Controller

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Published in 2017 at "Journal of The Institution of Engineers (India): Series B"

DOI: 10.1007/s40031-016-0236-6

Abstract: Corrosion in underground metallic pipeline leads to leakage which is hazardous when oil/natural gas is transported. Rate of corrosion in metal pipeline can be controlled by impressing dc current to the gas pipeline and thereby… read more here.

Keywords: proportional integral; pipeline; corrosion; controller ... See more keywords

Robust H∞ Proportional-Integral Observer for Fault Diagnosis: Application to Vehicle Suspension

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Published in 2018 at "IFAC-PapersOnLine"

DOI: 10.1016/j.ifacol.2018.09.628

Abstract: The main contribution of this paper is the design of robust $\mathcal{H}_{\infty}$ proportional-integral (PI) observer for fault detection, isolation and magnitude estimation, applied for uncertain linear time-invariant (LTI) system. It is based on a combination… read more here.

Keywords: application; proportional integral; observer fault; integral observer ... See more keywords

Fractional order [Proportional Integral Derivative] Controller Design with Specification Constraints: More Flat Phase Idea

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Published in 2020 at "IFAC-PapersOnLine"

DOI: 10.1016/j.ifacol.2020.12.2047

Abstract: Abstract The fractional order proportional integral derivative controller is attracting more and more attention. To design a controller with some specification constraints for the first order plus time delay (FOPTD) system, the idea of the… read more here.

Keywords: controller; fractional order; design; proportional integral ... See more keywords

Performance analysis of proportional-integral feedback control for the reduction of stick-slip-induced torsional vibrations in oil well drillstrings

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Published in 2017 at "Journal of Sound and Vibration"

DOI: 10.1016/j.jsv.2017.03.013

Abstract: Abstract The stick-slip phenomenon, in the process of drilling oil wells, can lead to large fluctuations in drill-bit angular velocity, due to the interaction between drill-bit and rock formation, and, thus, cause irreparable damage to… read more here.

Keywords: stick slip; proportional integral; angular velocity; velocity ... See more keywords

Control of the pressurized water nuclear reactors power using optimized proportional–integral–derivative controller with particle swarm optimization algorithm

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Published in 2018 at "Nuclear Engineering and Technology"

DOI: 10.1016/j.net.2018.04.016

Abstract: Abstract Various controllers such as proportional–integral–derivative (PID) controllers have been designed and optimized for load-following issues in nuclear reactors. To achieve high performance, gain tuning is of great importance in PID controllers. In this work,… read more here.

Keywords: proportional integral; nuclear reactors; integral derivative; power ... See more keywords

An assessment of the proportional-integral control tuning rules applied to Photovoltaic Irrigation Systems based on Standard Frequency Converters

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Published in 2019 at "Solar Energy"

DOI: 10.1016/j.solener.2019.09.021

Abstract: Abstract In this work, a systematic study of different tuning rules of proportional-integral (PI) control parameters applied to Photovoltaic Irrigation Systems (PVIS) based on Standard Frequency Converters (SFCs) has been carried out. A laboratory system… read more here.

Keywords: proportional integral; tuning rules; frequency; integral control ... See more keywords

Accelerated optimization in deep learning with a proportional-integral-derivative controller

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Published in 2024 at "Nature Communications"

DOI: 10.1038/s41467-024-54451-3

Abstract: High-performance optimization algorithms are essential in deep learning. However, understanding the behavior of optimization (i.e., learning process) remains challenging due to the instability and weak interpretability of the algorithms. Since gradient-based optimizations can be interpreted… read more here.

Keywords: deep learning; proportional integral; controller; integral derivative ... See more keywords

Regional consensus of switched positive multi-agent systems with multiple equilibria

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Published in 2025 at "Scientific Reports"

DOI: 10.1038/s41598-025-86296-1

Abstract: This paper investigates regional proportional-integral-derivative consensus of switched positive multi-agent systems with multiple equilibria. A distributed proportional-integral-derivative control protocol is developed by integrating the communication protocol, agent state, and consensus error. A novel switched positive… read more here.

Keywords: consensus; multiple equilibria; proportional integral; agent ... See more keywords