IEEE

Fixed-Time Input-to-State Stability for Singularly Perturbed Systems via Composite Lyapunov Functions

Abstract: We study singularly perturbed systems that exhibit input-to-state stability (ISS) with fixed-time properties in the presence of bounded disturbances. In these systems, solutions converge to ...

Vegetation patterns and ecosystem resilience: Why their relationship status is 'complicated'

In dryland ecosystems, increased environmental stress often triggers a change from a uniform vegetation cover to patchy ...

Ultra‑robust machine‑learning models run stable molecular simulations at extreme temperatures

Researchers at The University of Manchester have created a physics‑informed machine‑learning model that can run molecular ...
IEEE

Synthesis of Dynamic Virtual Impedance for Grid-Forming Converters to Improve Self-Stability and Stabilizing Ability

Abstract: In the future power-electronics-dominated power systems, grid-forming (GFM) converters have been regarded as important devices to actively establish frequency and voltage, so as to provide ...
IEEE

Constant Voltage and Constant Current Control Strategy for WPT Systems Based on Dynamic Programming Reinforcement Learning Algorithm

Abstract: Different kinds of compensation topologies in wireless power transfer (WPT) systems usually can only achieve constant voltage (CV) or constant current (CC) output at the same time when the ...
IEEE

Stability Analysis and Enhancement for the Grid-Connected System Comprising Grid-Forming and Grid-Following Converters

Abstract: The heterogeneous grid-connected system (HGCS), composed of grid-forming (GFM) and grid-following (GFL) converters, integrates the advantages of both. However, it may also inherit the ...
IEEE

Dynamic Memory Event-Triggered Predefined-Time Control for Stochastic Nonlinear Time-Delay Systems With Unknown Input Hysteresis

Abstract: This paper proposes a novel dynamic memory event-triggered predefined-time control method for stochastic nonlinear time-delay systems with unknown input hysteresis. Different from existing ...
IEEE

Dynamic Stability Analysis of Sustainable Energy-based Offshore DC Microgrids

Abstract: This paper presents a uniform structure of a sustainable energy-based offshore DC microgrid (MG) integrating wave, wind, and solar energy sources. The inherent intermittency of these ...
IEEE

Dynamic Modeling of a Data Center for Power System Stability Studies

Abstract: Data centers play a pivotal role in supporting digital transformation. However, they are among the most energy-intensive infrastructures as a result of increasing global computing load over ...
IEEE

Dynamic Quantized Event-Triggered Predictive Control for Networked Control Systems With DoS Attacks: A Hybrid System Approach

Abstract: This article investigates a dynamic quantized event-triggered predictive control policy to stabilize a linear system with denial-of-service attacks. First, to address the challenges of ...
IEEE

Dynamic Pricing with Bi-LSTM Load Forecasting: A Path towards Grid Stability

Abstract: Fluctuations in electricity demand between peak and off-peak periods create significant challenges for modern power grids, including reduced operational efficiency, decreased reliability, ...