Frequency-limited pseudo-optimal rational krylov algorithm for power system reduction

U Zulfiqar, V Sreeram, X Du - International Journal of Electrical Power & …, 2020 - Elsevier
In this paper, a computationally efficient frequency-limited model reduction algorithm is
presented for large-scale interconnected power systems. The algorithm generates a …

Adaptive frequency‐limited‐model order reduction

U Zulfiqar, V Sreeram, X Du - Asian Journal of Control, 2022 - Wiley Online Library
In this paper, we present an adaptive framework for constructing a pseudo‐optimal reduced
model for the frequency‐limited‐optimal model order reduction problem. We show that the …

Frequency-weighted and frequency interval Gramian framework-based model reduction using singular value decomposition

V Sharma, D Kumar - IMA Journal of Mathematical Control and …, 2024 - academic.oup.com
It is observed that the reduced-order models (ROMs) by some existing limited Gramians-
based techniques deviate significantly from the high-order model, resulting in a large …

Balanced Truncation of Linear Systems with Quadratic Outputs in Limited Time and Frequency Intervals

QY Song, U Zulfiqar, ZH Xiao, MM Uddin… - arXiv preprint arXiv …, 2024 - arxiv.org
Model order reduction involves constructing a reduced-order approximation of a high-order
model while retaining its essential characteristics. This reduced-order model serves as a …

-optimal Model Reduction of Linear Quadratic Output Systems in Finite Frequency Range

U Zulfiqar, ZH Xiao, QY Song, MM Uddin… - arXiv preprint arXiv …, 2024 - arxiv.org
Linear quadratic output systems constitute an important class of dynamical systems with
numerous practical applications. When the order of these models is exceptionally high …

H2 near-optimal projection methods for finite-horizon model order reduction

U Zulfiqar - 2021 - research-repository.uwa.edu.au
This thesis investigates the H 2-optimal model order reduction problem within finite time and
frequency intervals. Several oblique projection-based algorithms are proposed that …

Adaptive frequency-limited H2-model order reduction

U Zulfiqar, V Sreeram, X Du - arXiv preprint arXiv:1911.11427, 2019 - arxiv.org
In this paper, we present an adaptive framework for constructing a pseudo-optimal reduced
model for the frequency-limited H2-optimal model order reduction problem. We show that …

[引用][C] Adaptive Frequency-limited

U Zulfiqar, V Sreeram, X Du