Frequency excursion mitigation strategy using a novel COA optimised fuzzy controller in wind integrated power systems
M Sharma, S Dhundhara, Y Arya… - IET Renewable Power …, 2020 - Wiley Online Library
The uncertain demeanour from wind generators and loads adversely affect the grid
operational stability. Various control approaches have been explored to remedy the system …
operational stability. Various control approaches have been explored to remedy the system …
Impact of hybrid electrical energy storage system on realistic deregulated power system having large-scale renewable generation
M Sharma, S Dhundhara, RS Sran - Sustainable Energy Technologies and …, 2023 - Elsevier
Frequency stabilization in the deregulated power system (DPS) becomes more significant
because of increased complexities and uncertainties due to higher penetration of renewable …
because of increased complexities and uncertainties due to higher penetration of renewable …
[PDF][PDF] Positively Invariant Sets for ODEs and Numerical Integration.
We show that for an ordinary differential equation (ODE) with an exponentially stable
equilibrium and any compact subset of its basin of attraction, we can find a larger compact …
equilibrium and any compact subset of its basin of attraction, we can find a larger compact …
Triangulations and error estimates for interpolating Lyapunov functions
P Giesl, S Hafstein - SN Computer Science, 2023 - Springer
The CPA method to compute Lyapunov functions depends on a triangulation of the relevant
part of the state space. In more detail, a CPA (Continuous and Piecewise Affine) function is …
part of the state space. In more detail, a CPA (Continuous and Piecewise Affine) function is …
[HTML][HTML] Simplicial complex with approximate rotational symmetry: A general class of simplicial complexes
S Albertsson, S Hafstein, P Giesl… - Journal of Computational …, 2020 - Elsevier
We study the transformation of the vertices of a certain simple simplicial complex in n-
dimensional Euclidian space and prove that the resulting set of simplices is a simplicial …
dimensional Euclidian space and prove that the resulting set of simplices is a simplicial …
Lyapunov Functions by Interpolating Numerical Quadrature: Proof of Convergence
P Giesl, S Hafstein - Dynamical Systems Theory and Applications, 2021 - Springer
Lyapunov functions for nonlinear systems, whose dynamics are defined by ordinary
differential equations, are computed by solving linear programming feasibility problems in …
differential equations, are computed by solving linear programming feasibility problems in …
[PDF][PDF] Efficient Verification of CPA Lyapunov Functions.
SF Hafstein - ICINCO, 2022 - scitepress.org
Lyapunov functions can be used to characterize the stability and basins of attraction for
dynamical systems, whose dynamics are defined by ordinary differential equations. Since …
dynamical systems, whose dynamics are defined by ordinary differential equations. Since …
[PDF][PDF] Simplicial complex with approximate rotational symmetry
We study the transformation of the vertices of a certain simple simplicial complex in n-
dimensional 6 Euclidian space and prove that the resulting set of simplices is a simplicial …
dimensional 6 Euclidian space and prove that the resulting set of simplices is a simplicial …