Robust power flow and three-phase power flow analyses

A Pandey, M Jereminov, MR Wagner… - … on Power Systems, 2018 - ieeexplore.ieee.org
Robust simulation is essential for reliable operation and planning of transmission and
distribution power grids. At present, disparate methods exist for steady-state analysis of the …

Flat start guess homotopy-based power flow method guided by fictitious network compensation control

FD Freitas, AL Silva - International Journal of Electrical Power & Energy …, 2022 - Elsevier
This paper presents a homotopy-based method to calculate the solution of a power flow
problem (PFP) starting from a flat initial guess. This Guided Solution by Homotopy-Newton …

A linear formulation for power system state estimation including RTU and PMU measurements

A Jovicic, M Jereminov, L Pileggi… - 2019 IEEE PES …, 2019 - ieeexplore.ieee.org
In this paper, a novel linear formulation for power system state estimation that
simultaneously treats conventional and synchrophasor measurements is proposed. A linear …

Equivalent circuit formulation for solving AC optimal power flow

M Jereminov, A Pandey… - IEEE Transactions on …, 2018 - ieeexplore.ieee.org
In this paper, we formulate and solve the ac optimal power flow (AC-OPF) as an equivalent
circuit problem in terms of current, voltage, and admittance state variables. The generator …

Evaluating feasibility within power flow

M Jereminov, DM Bromberg, A Pandey… - … on Smart Grid, 2020 - ieeexplore.ieee.org
Recent development of techniques that improve the convergence properties of power flow
simulation have been demonstrated to facilitate scaling to large system sizes (80k+ buses) …

Incremental model building homotopy approach for solving exact ac-constrained optimal power flow

A Pandey, A Agarwal, L Pileggi - arXiv preprint arXiv:2011.00587, 2020 - arxiv.org
Alternating-Current Optimal Power Flow (AC-OPF) is framed as a NP-hard non-convex
optimization problem that solves for the most economical dispatch of grid generation given …

Steady-state simulation for combined transmission and distribution systems

A Pandey, L Pileggi - IEEE Transactions on Smart Grid, 2019 - ieeexplore.ieee.org
The future electric grid will consist of significant penetration of renewable and distributed
generation that is likely to create a homogenous transmission and distribution (T&D) system …

Homotopy method for finding the global solution of post-contingency optimal power flow

SW Park, E Glista, J Lavaei… - 2020 American Control …, 2020 - ieeexplore.ieee.org
The goal of optimal power flow (OPF) is to find a minimum cost production of committed
generating units while satisfying technical constraints of the power system. To ensure …

Robust and efficient power flow convergence with g-min stepping homotopy method

M Jereminov, A Terzakis, M Wagner… - … on Environment and …, 2019 - ieeexplore.ieee.org
Recent advances have shown that the circuit simulation algorithms that allow for solving
highly nonlinear circuits of over one billion variables can be applicable to power system …

A probabilistic approach to power system state estimation using a linear algorithm

MR Wagner, M Jereminov, A Pandey… - … on Environment and …, 2019 - ieeexplore.ieee.org
An equivalent circuit formulation for power system analysis was demonstrated to improve
robustness of Power Flow and enable more generalized modeling, including that for RTUs …