The evolution of power generation systems, along with their related increase in complexity, led to the critical necessity Wide-Area Monitoring, Protection, and Control (WAMPAC) systems today's smart grid. Recent developments measurement devices coupled data communication technologies allow for significant improvements systems' reliability, efficiency, security. These technological advancements make WAMPAC practical interest. However, geographically distributed nature such increases potential...

This paper proposes a new control strategy for damping of power oscillations in multi-source dc microgrid.A parallel combination fuel cell (FC), photovoltaic (PV) system and supercapacitor (SC) are used as hybrid conversion (HPCS).The SC compensates the slow transient response FC stack.The HPCS controller comprises multi-loop voltage virtual impedance loop management.The uses dynamic droop gain to actively damp low-frequency sharing unit.The is determined using small signal analysis pole...

This paper presents a linear-quadratic regulator (LQR) for damping of subsynchronous interaction (SSI) in doubly-fed induction generator (DFIG)-based wind farms. The proposed LQR controller employs full-state observer to estimate all state variables. output the is added control signals inner current loops DFIG converters as supplementary signals. are dynamically limited avoid saturating and provide with desired transient response against power system faults. SSI designed realistic series...

This paper investigates the possible cyber-physical attacks on voltage stability monitoring of a power transmission system. By considering smart adversary that can launch vector attack based flow equations, conventional systems indexes will fail to detect instability issue. mislead Power System Operator (PSO) take inappropriate corrective action. In order prevent and combat such malicious attack, new indicator for efficient intrusion detection novel mitigation algorithm is proposed. proposed...

The new surge of interest towards mass integration Electric Vehicles (EVs) in distribution smart grids can expose the high-voltage grid to instability conditions, for instance, through cyber threats initiated from residential or public EV Supply Equipment (EVSE). This paper (i) investigates impact switching attacks on charging infrastructure and their impacts inter-area stability transmission grid, (ii) proposes a two-stage detection mitigation technique those attacks. Initially, we...

Inspired by the recent surge of interest in security analysis renewable energies, this article proposes a cyber resilient control framework for large-scale wind parks (WPs) against denial service (DoS) and deception attacks. A detailed cyber-physical model doubly-fed induction generator (DFIG)-based WP is first developed. It shown that subject to stability issue known as sub-synchronous interaction (SSI). Additionally, two threats forms DoS attack attempt destabilize from subsynchronous...

The use of supplementary controllers for mitigating subsynchronous control interaction (SSCI) in doubly-fed induction generator based wind parks is quite promising due to their low investment costs. These SSCI damping are typically designed and tested using an aggregated turbine (WT) model that represents the entire park (WP). However, no research has been reported on implementations a realistic WP. This paper, first presents various implementation schemes linear-quadratic regulator...

This paper proposes an optimal attack strategy against Direct Current MGs (DCMGs). In the proposed strategy, attackers first eavesdrop on data communicated between a target converter and MG Control Center (MGCC) to model (i) by its state-space representation using system identification techniques, (ii) rest of Thevenin equivalent circuit least-square method. Afterwards, obtained is used in control framework design False Data Injection Attack (FDIA) that controls converter's output achieve...

<title>Abstract</title> This paper presents a novel approach to estimate the dynamic behavior of power grids using Physics-Informed Neural Networks (PINNs) from an adversarial perspective. The methodology involves injecting load perturbation into grid induce response generators grid’s response. perturbations and generator frequencies are used train PINN, state-space model by including it in PINN’s loss function. By integrating physics constraints, PINN ensures accurate physically consistent...

Microgrids, as a major domain of smart grids, facilitate the integration distributed and renewable energy sources. They are capable operating autonomously when connection to main grid is difficult or cost-ineffective. As presence microgrids in becomes more common, it urgent protect microgrid from cyberattacks. In this paper, we present first design implementation security monitoring platform based on IEC 62351–7:2017 Network System Management (NSM). The capabilities demonstrated detailed...

The integration of information and communication technologies (ICTs) has provided modern smart grids, such as direct current (DC) microgrids (MGs), with various advantages, e.g., the possibility large-scale renewable energy sources complex control schemes. This extensive deployment ICTs, however, makes DC MGs prone to a variety cyber threats, false data injection (FDI) attacks. On this basis, paper develops online detection mitigation schemes counter FDI attacks against MGs. Initially, in...

This paper presents a comprehensive review of the supplementary damping controllers (SDCs) proposed for mitigation sub-synchronous interaction (SSI) between doubly-fed induction generator-based wind parks (DFIG-WPs) and series capacitor compensated grids. First, terms control (SSCI) generator effect (IGE) are clarified by delineating their occurrence conditions instability mechanisms in DFIG-WPs. Then, generic design testing framework SDCs is as basis including selection adjustment key...

This paper presents a novel approach to estimate the dynamic behavior of power grids using Physics-Informed Neural Networks (PINNs) from an adversarial perspective. The methodology involves injecting load perturbation into grid induce response generators grid&amp;rsquo;s response. perturbations and generator frequencies are used train PINN, state-space model by including it in PINN&amp;rsquo;s loss function. By integrating physics constraints, PINN ensures accurate physically consistent...

Using inverter‐based topologies and lack of rotational masses can lead to a noticeable reduction in the inertia modern systems have detrimental effects on resiliency, stability strengths microgrids. Effective frequency control ancillary services adaptive mechanisms be proposed resolve mentioned challenges practically. From this perspective, several flexible intelligent approaches been recently introduced create balance between generation load demand during various operational conditions...

Subsynchronous Interaction (SSI) phenomenon is known to be one of the most frequent and severe stability issues a Wind Park (WP), can potentially lead significant loss power generation. The broad impacts this on grid have made WPs interesting targets for cyber attacks. To initiate SSI, an adversary target either (external attacks) or system (internal attacks). This paper proposes mitigation scheme attacks that SSI in series compensated doubly-fed induction generator (DFIG)-based WPs....

According to the IEC 62351-7 standard, data collection using network and system management (NSM) can be used support security monitoring of smart grid. In this article, an NSM platform for a realistic 61850 substation model is developed specifications provided in 62351-7. model, grid measurements are ready take operative decisions, whereas collected leveraged detect cyberattacks and/or identify anomalies. The includes power components (e.g., transformers, lines, generators), controllers...