Effect of reconfiguration and meshed networks on the small-signal stability margin of droop-based islanded microgrids
Abstract
This paper studies and analyzes the effect of reconfiguration and network type (mesh/radial) on the small-signal stability margin of a droop-based islanded microgrid. Eigenvalue analysis is performed on three systems: a low-voltage microgrid, the standard IEEE 33-bus islanded system with three and five sources, and the standard IEEE 69-bus islanded system with three sources. From eigenvalue analysis, it is observed that the reconfiguration and network type have notable impact on the small-signal stability margin. The analysis and analytical results are initially verified and confirmed through time-domain simulations using MATLAB/SIMULINK for the system considered. Experimental results are demonstrated on the developed microgrid prototype to support the claims and validate the proposed analysis and results.
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Connecting tie switches in a meshed grid generally improves the voltage profile by providing multiple power paths.
“Connecting tie switches in a meshed grid generally improves the voltage profile by providing multiple power paths [34].”
From Improving distribution system flexibility using electric vehicles under the distributed energy resource management system framework (2026) · cites this paper as [34]
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Lee, S., & Jung, J. (2026) · Renewable and Sustainable Energy Reviews · doi:10.1016/j.rser.2025.116292 · Cited by 13 · see citing works
- Authors
- Dheer, D. K., Kulkarni, O. V., Doolla, S., & Rathore, A. K.
- Affiliations
- Concordia University (CA)
- Indian Institute of Technology Bombay (IN)
- Venue
- IEEE Transactions on Industry Applications
- Published
- 2018-05
- Volume
- 54
- Issue
- 3
- Pages
- 2821-2833
- ISSN
- 0093-9994 (ISSN-L)
- 1939-9367
- OpenAlex
- W2884248839
- Cited by
- 48
- References
- 0
- Citations by year
- 2025: 3 · 2024: 6 · 2023: 3 · 2022: 5 · 2021: 11 · 2020: 12 · 2019: 6 · 2018: 2
- FWCI
- 4.80
- Type
- journal article
- Language
- en
- Open access
- closed
- Locations
- IEEE Transactions on Industry Applications (publishedVersion)
- Topics
- Physical Sciences › Engineering › Control and Systems Engineering › Microgrid Control and Optimization
- Physical Sciences › Engineering › Electrical and Electronic Engineering › Power System Optimization and Stability
- Physical Sciences › Engineering › Electrical and Electronic Engineering › Optimal Power Flow Distribution
- Keywords
- islanded microgrids, droop control, network reconfiguration, mesh networks, radial networks, eigenvalue analysis, IEEE 33-bus system, IEEE 69-bus system, low-voltage microgrid
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