Enhanced DC microgrid voltage stability via adaptive synergetic
This case study investigates the effectiveness of the proposed control approach in the DC microgrid configuration depicted in Fig. 2, which consists of two photovoltaic (PV) units, DC/DC
Review on Small Disturbance Stability Research of DC Microgrids
The phenomena such as wideband oscillations caused by the high penetration of renewable energy into the system are challenges for the stable operation of microgrids. This paper describes the microgrids
Large disturbance stability analysis method for DC microgrid with
Consequently, the approach introduced in this paper can be utilized for assess-ing the large disturbance stability of DC microgrid systems, estimating the system''s power limit, and guiding the design of
Enhanced grid current and DC voltage regulations for three level four
In this paper, an enhanced grid-side current and DC-bus voltage regulation method is proposed for a three-level neutral point clamped (NPC) four-leg rectifier (3LNPC-4LR) interfaces DC...
Stability Enhancement of DC Microgrid Operation Involving Hybrid
This study advances resilient and reliable power systems by addressing the intricate challenges posed by constant and variable PPL in DC standalone microgrids, paving the way for
Stochastic Stability Analysis Method for DC Microgrids Based on
To address the stochastic stability problem of DC microgrids caused by internal parameters or external stochastic perturbations, this study proposes a stochastic stability analysis
A novel hierarchical control strategy for enhancing stability of a DC
To restore the DC bus voltage to its nominal value while maintaining accurate power sharing, a primary and secondary control scheme is proposed.
Operating Strategies and Disturbance Characterization for DC
2.2 DC Power Systems Since their proposal in 2002, the concept of microgrids has grown to provide a foun- dation for the development and improvement of smart grids [28, 29, 30]. Compared to AC
Research on Bus Voltage Stability Control Technology of the DC
This paper presents a feedforward compensation control strategy for disturbance estimation of the DC microgrid power generation system, which solves the contradiction between the