Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

Reclosers and Fuses01:26

Reclosers and Fuses

433
Automatic circuit reclosers enhance the protection of distribution circuits by interrupting and auto-reclosing an AC circuit according to a preset sequence. They effectively manage temporary faults on overhead distribution lines, often caused by tree limbs or wildlife, by briefly disrupting service to improve overall reliability. However, contact with reclosers or energized broken conductors on the ground can pose serious hazards.
A comprehensive protection scheme for radial distribution...
433
Multimachine Stability01:25

Multimachine Stability

532
Multimachine stability analysis is crucial for understanding the dynamics and stability of power systems with multiple synchronous machines. The objective is to solve the swing equations for a network of M machines connected to an N-bus power system.
In analyzing the system, the nodal equations represent the relationship between bus voltages, machine voltages, and machine currents. The nodal equation is given by:
532
Power System Three-Phase Short Circuits01:21

Power System Three-Phase Short Circuits

504
Determining the subtransient fault current in a power system involves representing transformers by their leakage reactances, transmission lines by their equivalent series reactances, and synchronous machines as constant voltage sources behind their subtransient reactances. In this analysis, certain elements are excluded, such as winding resistances, series resistances, shunt admittances, delta-Y phase shifts, armature resistance, saturation, saliency, non-rotating impedance loads, and small...
504
Line Protection with Impedance Relays01:27

Line Protection with Impedance Relays

416
Coordinating time-delay overcurrent relays in complex radial systems and directional overcurrent relays in multi-source transmission loops can be challenging. Impedance relays address these issues by responding to the voltage-to-current ratio, specifically measuring the apparent impedance of a line. These relays become more sensitive during faults as current increases and voltage decreases, thereby reducing the apparent impedance.
Under normal conditions, low load currents keep the measured...
416
Fast Decoupled and DC Powerflow01:24

Fast Decoupled and DC Powerflow

714
The fast decoupled power flow method addresses contingencies in power system operations, such as generator outages or transmission line failures. This method provides quick power flow solutions, essential for real-time system adjustments. Fast decoupled power flow algorithms simplify the Jacobian matrix by neglecting certain elements, leading to two sets of decoupled equations:
714
Bus Impedance Matrix01:24

Bus Impedance Matrix

488
Calculating subtransient fault currents for three-phase faults in an N-bus power system involves using the positive-sequence network. When a three-phase short circuit occurs at a specific bus, the analysis uses the superposition method to evaluate two separate circuits.
In the first circuit, all machine voltage sources are short-circuited, leaving only the prefault voltage source at the fault location. The positive-sequence bus impedance matrix can be determined by solving the nodal equations,...
488

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

PREDICTOR: A Non-Enzymatic Catalytic Cascade Tool for in Situ Visualization of Small Extracellular Vesicle Surface glycoRNAs.

Journal of extracellular vesicles·2026
Same author

De novo-designed ribozyme-controlled riboregulator for cell-free diagnostics.

Nature communications·2026
Same author

Smart DNA Hydrogel-Responsive Encoding Enables Portable Nucleic Acid Detection.

ACS nano·2026
Same author

A TtAgo-Driven Autocatalytic Circuit with Thermal-Enhanced Kinetics for One-Pot Nucleic Acid Detection.

Advanced science (Weinheim, Baden-Wurttemberg, Germany)·2025
Same author

Formyl peptide receptor 2 (FPR2) mediates cisplatin-induced cochlear inflammation and hair cell apoptosis.

Toxicology·2025
Same author

Assessment model of blast injury: A narrative review.

iScience·2025
Same journal

Turbulent flow in a vortex separator with a directed pipe inlet.

Scientific reports·2026
Same journal

Systematic characteristic evaluation of clay-based cementitious material derived from calcium carbide residue and waste tile powder.

Scientific reports·2026
Same journal

Retraction Note: Improvement of a rapid diagnostic application of monoclonal antibodies against avian influenza H7 subtype virus using Europium nanoparticles.

Scientific reports·2026
Same journal

Applying large language models to spam detection in the Kazakh low-resource language setting.

Scientific reports·2026
Same journal

An open-source 3D printing system enabling in-situ freeze-thaw processing of hydrogels.

Scientific reports·2026
Same journal

An enhanced EfficientNet framework for automated waste classification using cosine annealing and label smoothing.

Scientific reports·2026
See all related articles

Related Experiment Video

Updated: Jan 9, 2026

Experimental Investigation of the Hierarchical Control in DC Microgrids Using a Real-time Simulator
06:04

Experimental Investigation of the Hierarchical Control in DC Microgrids Using a Real-time Simulator

Published on: February 14, 2025

987

Recognition method for microgrid switching misoperations based on multi-source heterogeneous data fusion.

Hongzhao Yang1,2,3, Zhan Zhang4,5, Shijie Zhang6,7

  • 1School of Software, Changsha Social Work College, Changsha, 410004, China. Yhz21star@qq.com.

Scientific Reports
|December 1, 2025
PubMed
Summary
This summary is machine-generated.

A novel Time-Synchronized Misoperation Recognition (TS-MR) method enhances microgrid switching safety. This approach accurately identifies misoperations with high confidence and interpretable assessments, meeting real-time engineering demands.

Keywords:
Anti-misoperation interlockingGraph neural networkMicrogrid switchingMisoperation recognitionMulti-source heterogeneous data fusionTime synchronization

More Related Videos

Author Spotlight: Enhancement of Salient Object Detection for Smart Grid Applications
03:31

Author Spotlight: Enhancement of Salient Object Detection for Smart Grid Applications

Published on: December 15, 2023

996
Author Spotlight: Enhancing Cryo-Electron Microscopy by Automated Data Collection and Analysis Techniques
07:52

Author Spotlight: Enhancing Cryo-Electron Microscopy by Automated Data Collection and Analysis Techniques

Published on: December 1, 2023

1.5K

Related Experiment Videos

Last Updated: Jan 9, 2026

Experimental Investigation of the Hierarchical Control in DC Microgrids Using a Real-time Simulator
06:04

Experimental Investigation of the Hierarchical Control in DC Microgrids Using a Real-time Simulator

Published on: February 14, 2025

987
Author Spotlight: Enhancement of Salient Object Detection for Smart Grid Applications
03:31

Author Spotlight: Enhancement of Salient Object Detection for Smart Grid Applications

Published on: December 15, 2023

996
Author Spotlight: Enhancing Cryo-Electron Microscopy by Automated Data Collection and Analysis Techniques
07:52

Author Spotlight: Enhancing Cryo-Electron Microscopy by Automated Data Collection and Analysis Techniques

Published on: December 1, 2023

1.5K

Area of Science:

  • Electrical Engineering
  • Power Systems
  • Artificial Intelligence

Background:

  • Microgrid switching operations are critical for grid stability and safety.
  • Misoperations during switching can lead to cascading failures and significant disruptions.
  • Current methods for detecting switching misoperations lack precision and real-time capabilities.

Purpose of the Study:

  • To develop a robust and accurate method for identifying misoperations during microgrid switching operations.
  • To achieve millisecond-level time synchronization for multi-source heterogeneous data.
  • To provide interpretable assessment of misoperations while meeting real-time constraints.

Main Methods:

  • Proposed Time-Synchronized Misoperation Recognition (TS-MR) method.
  • Rule-based pre-screening using operating procedures and anti-misoperation interlocking.
  • Two-stage time synchronization scheme combining variational Bayesian inference and UKF.
  • Fusion of Transformer, TCN, and GNN for cross-modal representation and discrimination.

Main Results:

  • TS-MR achieved 94.69% accuracy and an AUC of 0.977 in typical switching scenarios.
  • End-to-end latency was approximately 80 ms, satisfying engineering-grade real-time constraints.
  • Demonstrated improved accuracy (0.9–3.7% points) and AUC (0.024–0.057) compared to existing methods.

Conclusions:

  • TS-MR offers high-confidence misoperation recognition for microgrid switching.
  • The method provides interpretable assessment, enhancing safety and reliability.
  • The approach meets stringent real-time performance requirements for practical applications.