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Robust Stability Assessment in the Presence of Load Dynamics Uncertainty [article]

Hung D. Nguyen, Konstantin Turitsyn
2015 arXiv   pre-print
Several possible applications of the criterion are discussed, most importantly the concept of Robust Stability Assessment (RSA) that could be integrated in dynamic security assessment packages and used  ...  Inherent uncertainty and natural variability of load models make the stability assessment especially difficult and may compromise the security of the system.  ...  The work was partially supported by NSF, MIT/Skoltech and Masdar initiatives, Vietnam Educational Foundation, and the Ministry of Education and Science of Russian Federation, Grant Agreement no. 14.615.21.0001  ... 
arXiv:1412.0683v2 fatcat:q3olp3llqbgu7dgcpotf3mtrf4

Robust stability assessment in the presence of load dynamics uncertainty

Hung Nguyen, Konstantin Turitsyn
2016 2016 IEEE Power and Energy Society General Meeting (PESGM)  
Several possible applications of the criterion are discussed, most importantly the concept of Robust Stability Assessment (RSA) that could be integrated in dynamic security assessment packages and used  ...  Inherent uncertainty and natural variability of load models make the stability assessment especially difficult and may compromise the security of the system.  ...  The work was partially supported by NSF, MIT/Skoltech and Masdar initiatives, Vietnam Educational Foundation, and the Ministry of Education and Science of Russian Federation, Grant Agreement no. 14.615.21.0001  ... 
doi:10.1109/pesgm.2016.7741381 fatcat:cfuz4p6sz5furjmfouuw5sy5iu

Robust Stability Assessment in the Presence of Load Dynamics Uncertainty

Hung D. Nguyen, Konstantin Turitsyn
2016 IEEE Transactions on Power Systems  
Several possible applications of the criterion are discussed, most importantly the concept of Robust Stability Assessment (RSA) that could be integrated in dynamic security assessment packages and used  ...  Inherent uncertainty and natural variability of load models make the stability assessment especially difficult and may compromise the security of the system.  ...  The work was partially supported by NSF, MIT/Skoltech and Masdar initiatives, Vietnam Educational Foundation, and the Ministry of Education and Science of Russian Federation, Grant Agreement no. 14.615.21.0001  ... 
doi:10.1109/tpwrs.2015.2423293 fatcat:ao6h7f7ge5gzjhrjdnueuyrpxu

Robust stability analysis of large power systems using the structured singular value theory

R. Castellanos, A.R. Messina, H. Sarmiento
2005 International Journal of Electrical Power & Energy Systems  
The main interest is focused on determining robust stability for varying operating conditions and uncertainties in the structure of the power system.  ...  This paper examines the application of structured singular value (SSV) theory to analyse robust stability of complex power systems with respect to a set of structured uncertainties.  ...  Gustavo Villa from Centro Nacional de Control de Energı ´a, Comisio ´n Federal de Electricidad in Mexico for providing the basic information of the case study presented in this paper.  ... 
doi:10.1016/j.ijepes.2005.02.001 fatcat:poqt4gs26vfifjsin3kb2k2r7a

Robust Virtual Inertia Control of a Low Inertia Microgrid Considering Frequency Measurement Effects

Thongchart Kerdphol, Fathin Saifur Rahman, Masayuki Watanabe, Yasunori Mitani
2019 IEEE Access  
The robust H ∞ control design using a linear fractional transformation (LFT) technique is used to develop the virtual inertia control loop, considering the dynamics of PLL with measurement delay and the  ...  uncertainties of system inertia and damping.  ...  STABILITY ASSESSMENT UNDER STEP LOAD/RESs CHANGES In the second case, the performance of the H ∞-based virtual inertia controller with PLL effect is investigated by various step change of loads/RESs (±  ... 
doi:10.1109/access.2019.2913042 fatcat:l7vkde2qcffvtdtsrnd7jwzx6u

Structured Singular-Value Analysis of the Vega Launcher in Atmospheric Flight

Pedro Simplício, Samir Bennani, Andrés Marcos, Christophe Roux, Xavier Lefort
2016 Journal of Guidance Control and Dynamics  
The attitude dynamics in atmospheric ight of Europe's lightweight VEGA launcher is assumed throughout the paper.  ...  Comparative robustness analysis results are shown between pre and post-ight assessments.  ...  ) Section, in particular to Dr.  ... 
doi:10.2514/1.g000335 fatcat:rahuoolpobee5mfy2ezh4wzi24

Robust transient stability assessment of renewable power grids

Thanh Long Vu, Konstantin Turitsyn
2016 2016 IEEE International Conference on Sustainable Energy Technologies (ICSET)  
Due to the renewable generations uncertainty, the transient stability of renewable power grid can be assessed by simulating power systems dynamics with different level of renewable generations, which leads  ...  In this paper, we present a robust stability certificate that can rigorously guarantee the grids stability with respect to the variation in power injections.  ...  As such, we aim at a robust transient stability assessment toolbox that can certify stability of power systems in the presence of some uncertainty in power injections.  ... 
doi:10.1109/icset.2016.7811748 fatcat:xkfmckz2yfgz5l7jdk77lfjyhq

Counteractive control against cyber-attack uncertainties on frequency regulation in the power system

Sheetla Prasad
2020 IET Cyber-Physical Systems  
The simulation results demonstrate the robustness in terms of stability and effectiveness in terms of system security with proposed controller when subjected to cyber-attack uncertainties and load disturbances  ...  Most of research work focused on detection scheme or delay estimation scheme in presence of cyberattack vulnerabilities and paid less attention on design of counteractive robust control scheme for LFC  ...  Hence, proposed control scheme is sustained closed-loop stability and robustness even in the presence of unknown input attack uncertainty.  ... 
doi:10.1049/iet-cps.2019.0097 fatcat:zajj72xebveazdt25ikff3lpuu

Special Issue: Adaptive Methods for Resilient Control Systems

Gang Tao, Tansel Yucelen
2021 International Journal of Adaptive Control and Signal Processing  
However, their stability can be challenged by coupled dynamics as in, for example, airplanes with high aspect ratio wings, slung load systems, cooperative robot manipulators, and actuated-unactuated dynamical  ...  from the coupled dynamics under a tight sufficient stability condition.  ...  Fault tolerant control (FTC) is one of the approaches in control system resilience that guarantees the performance of the system in the presence of faults.  ... 
doi:10.1002/acs.3220 fatcat:cg5ok4xgrbagro3igadwth3qfu

Towards Robust Non-Fragile Control in Wind Energy Engineering

M. A. Ebrahim
2017 Indonesian Journal of Electrical Engineering and Computer Science  
The proposed approach presents all boundaries of stability region that can guarantee robust stability (RS) over a wide range of operating conditions.  ...  <p>Blade Pitch Controller (BPC) that can cope system uncertainties is one of the most interesting topics in wind energy engineering.  ...  Robustness Assessment To assess the effectiveness of the proposed BPC and to verify its robustness, the system dynamic behavior in the presence of significant disturbances should be verified.  ... 
doi:10.11591/ijeecs.v7.i1.pp29-42 fatcat:nhtmyxukgjddjkuezcddbg2z7y

A Framework for Robust Assessment of Power Grid Stability and Resiliency

Thanh Long Vu, Konstantin Turitsyn
2017 IEEE Transactions on Automatic Control  
In particular, we formulate and solve two novel robust stability and resiliency assessment problems of power grids subject to the uncertainty in equilibrium points and uncertainty in fault-on dynamics.  ...  in the presence of variations in power injections, and for the grids' ability to withstand a bunch sources of faults.  ...  This computational burden could be greatly alleviated by a robust transient stability assessment toolbox, that could certify stability of power systems even in the presence of some uncertainty in system  ... 
doi:10.1109/tac.2016.2579743 fatcat:zolg6ozzv5fsnd4ti4ffdxlziq

Robust controller design for a parallel resonant converter using μ-synthesis

Juanyu Bu, M. Sznaier, Zi-Qin Wang, I. Baterseh
1997 IEEE transactions on power electronics  
In addition to guaranteeing stability for a wide range of load conditions, the proposed controller rejects disturbances at the converter input while keeping the control input and the settling time within  ...  In the past, small signal models obtained around the nominal operating points were used to design controllers that attempted to keep the output voltage constant in the presence of input perturbations.  ...  ACKNOWLEDGMENT The authors are grateful to the reviewers for suggesting several improvements to the original manuscript.  ... 
doi:10.1109/63.623002 fatcat:kx7uu7lxcjapboagx664rch42a

2020 Index IEEE Transactions on Power Systems Vol. 35

2020 IEEE Transactions on Power Systems  
., Assessing the Impact of VSC-HVDC on the Interdependence of Power System Dynamic Performance in Uncertain Mixed AC/DC Systems; TPWRS Jan. 2020 63-74 Moeini, A., see Rimorov, D., TPWRS Sept. 2020 3825  ...  ., +, TPWRS March 2020 1642-1645 Power System Mode Metering in the Presence of Non-Gaussian Noise.  ...  ., +, TPWRS Sept. 2020 3574-3587 Separable Estimation of Ambient Noise Spectrum in Synchrophasor Measurements in the Presence of Forced Oscillations.  ... 
doi:10.1109/tpwrs.2020.3040894 fatcat:jjw2rnzr2re6fejvariekzr5uy

Robust controller design for a series resonant converter

Zi-Qin Wang, I. Sznaier, I. Batarseh, Juanyu Bu
1996 IEEE Transactions on Aerospace and Electronic Systems  
These models have been used in the past to design controllers that attempted to keep the output voltage constant in the presence of input perturbations.  ...  In addition to robust stability the design objectives include rejection of disturbances at the converter input while keeping the control input and the settling time within values compatible with a practical  ...  Since the load R o enters the dynamics of the model, load variations will appear as model uncertainty and could possibly lead to stability problems.  ... 
doi:10.1109/7.481264 fatcat:t6d4mvbe6rc4rlob6j5lq77bru

Optimal frequency regulation in an uncertain islanded microgrid: A modified direct search algorithm

Roozbeh Abolpour, Hamidreza Javanmardi, Maryam Dehghani, Mohammad Reza Hesamzadeh
2022 IET Renewable Power Generation  
The goal of controller tuning is to find appropriate parameters of the controller such that the norm of frequency deviations, even in presence of uncertainties in the RES parameters is minimized.  ...  This paper presents a methodology for frequency regulation in a microgrid involving renewable energy sources (RES) using a dynamic controller, which is an output feedback controller (OFC).  ...  [16] examines a robust dynamic output feedback controller (DOFC) for MG that is robust against load variations and parameter uncertainties.  ... 
doi:10.1049/rpg2.12427 fatcat:72fq3szff5e37msn2pia4rqoby
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