Algorithms and optimization for power systems reliability

Understanding the fundamental interplay between network topology and failure propagation in power systems using graph theory and spectral methods.

Collaborators: Linqui Guo, Chen Liang, Steven Low, Adam Wierman

See below for the list of related publications and preprints.

Control Graph Theory Power systems reliability
Alessandro Zocca
Alessandro Zocca
Tenured Assistant Professor

Related

Publications

Pricing uncertainty in stochastic multi-stage electricity markets (2023)

L. Werner, N. Christianson, A. Zocca, A. Wierman, S.H. Low Accepted at 2023 IEEE CDC conference
How to price uncertainty in multi-stage electricity markets?
PDF DOI BibTeX

Uncovering Load-Altering Attacks Against $N-1$ Secure Power Grids: A Rare-Event Sampling Approach (2023)

M. Goodridge, S. Lakshminarayana, A. Zocca Submitted to IEEE Transactions on Power Systems
How to identify the most impactful dynamic load-altering attacks?
arXiv preprint PDF bib

Analysis of Cascading Failures Due to Dynamic Load-Altering Attacks (2023)

M. Goodridge, A. Zocca, S. Lakshminarayana IEEE SmartGridComm 2023
What are the features of the most impactful dynamic load-altering attacks?
arXiv preprint PDF DOI BibTeX

Adaptive Network Response to Line Failures in Power Systems (2023)

L. Chen, L. Guo, A. Zocca, S.H. Low, A. Wierman IEEE Transactions on Control of Network Systems
How to respond to line failure using frequency regulation that synergizes with the network topology?
arXiv preprint PDF DOI bib

Interface Networks for Failure Localization in Power Systems (2022)

L. Chen, A. Zocca, S.H. Low, A. Wierman ACC 2022
Which interface subnetwork are best to connect sub-grids aiming to improve their robustness?
arXiv preprint PDF DOI bib

A Spectral Representation of Power Systems with Applications to Adaptive Grid Partitioning and Cascading Failure Localization (2021)

A. Zocca, L. Chen, L. Guo, S.H. Low, A. Wierman Submitted
How to use spectral graph theory to improve power networks robustness against cascading failures?
arXiv preprint PDF bib

Line Failure Localization of Power Networks. Part II: Cut Set Outages (2021)

L. Guo, L. Chen, A. Zocca, S.H. Low, A. Wierman IEEE Transactions on Power Systems
How does the network topology affect failure propagation in power systems? Here’s comprehensive theory in two parts!
arXiv preprint PDF DOI bib

Line Failure Localization of Power Networks. Part I: Non-cut outages (2021)

L. Guo, L. Chen, A. Zocca, S.H. Low, A. Wierman IEEE Transactions on Power Systems
How does the network topology affect failure propagation in power systems? Here’s a comprehensive theory in two parts!
arXiv preprint PDF DOI bib

An Integrated Approach for Failure Mitigation & Localization in Power Systems (2021)

L. Chen, L. Guo, A. Zocca, S. Yu, S.H. Low, A. Wierman Electric Power Systems Research
How to combine fast-scale frequency control with line switching to make power networks more robust?
arXiv preprint PDF DOI bib

Optimization of stochastic lossy transport networks and applications to power grids (2021)

A. Zocca, B. Zwart Stochastic Systems
How to optimally cope with correlated stochastic fluctuations in power systems?
arXiv preprint PDF DOI bib

Mitigating Cascading Failures via Local Responses (2020)

L. Chen, F. Zhou, A. Zocca, S.H. Low, A. Wierman IEEE SmartGridComm 2020
Is it possible to react only locally yet efficiently to line failures in power systems?
PDF DOI bib

Less is More: Real-time Failure Localization in Power Systems (2019)

L. Guo, C. Liang, A. Zocca, S.H. Low, A. Wierman 2019 Conference on Decision and Control (CDC)
A distributed control strategy operating on the frequency regulation timescale with provable failure mitigation properties and localization guarantees
arXiv preprint PDF DOI bib

Failure Localization in Power Systems via Tree Partitions (2018)

L. Guo, C. Liang, A. Zocca, S.H. Low, A. Wierman 2018 Conference on Decision and Control (CDC)
How do line failure propagate in power systems? Graph theory comes to rescue!
arXiv preprint PDF DOI bib

Minimizing heat loss in DC networks using batteries (2016)

A. Zocca, B. Zwart 2016 Allerton Conference on Communication, Control, and Computing
How to minimize losses using controllable loads in power systems affected by uncertainty?
arXiv preprint PDF DOI bib