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

Multiple Voltage Sources01:25

Multiple Voltage Sources

1.8K
Generally, a single battery is not enough to power some devices. In such cases, batteries can be combined in two ways: in series or in parallel.
In series, the positive terminal of one battery is connected to the negative terminal of another battery. Hence, the voltage of each battery is added to give the net voltage, which is increased because each battery boosts the electrons that enter it. The same current flows through each battery because they are connected in series.
Batteries are...
1.8K
Discharge Summary Forms01:31

Discharge Summary Forms

1.3K
The discharge summary is crucial as it enables a smooth transition from a healthcare facility to a patient's home or another care setting. This critical document facilitates seamless continuity of care, ensuring patients receive the necessary support and attention.
Here's a detailed look at the key components and guidelines for preparing a discharge summary:
1.3K
RC Circuits: Discharging A Capacitor01:27

RC Circuits: Discharging A Capacitor

4.5K
One of the applications of an RC circuit is the relaxation oscillator. The relaxation oscillator comprises a voltage source, a capacitor, a resistor, and a neon lamp. The lamp acts like an open circuit (infinite resistance) until the potential difference across the neon lamp reaches a specific voltage. At that voltage, the lamp acts like a short circuit (zero resistance), and the capacitor discharges through the neon lamp and produces light. Once the capacitor is fully discharged through the...
4.5K
Partial Fractions01:28

Partial Fractions

227
A partial fraction is a component of a rational expression represented as the sum of simpler fractions. When a rational function is expressed as a ratio of two polynomials, it can often be decomposed into a sum of fractions whose denominators are simpler polynomials, typically linear or irreducible quadratic factors. This process is called partial fraction decomposition, and it is used to simplify complex expressions for integration, solving equations, or analysis.Partial fraction decomposition...
227
Receiver Operating Characteristic Plot01:15

Receiver Operating Characteristic Plot

492
A ROC (Receiver Operating Characteristic) plot is a graphical tool used to assess the performance of a binary classification model by illustrating the trade-off between sensitivity (true positive rate) and specificity (false positive rate). By plotting sensitivity against 1 - specificity across various threshold settings, the ROC curve shows how well the model distinguishes between classes, with a curve closer to the top-left corner indicating a more accurate model. The area under the ROC curve...
492
Frequency-dependent Selection01:21

Frequency-dependent Selection

24.2K
When the fitness of a trait is influenced by how common it is (i.e., its frequency) relative to different traits within a population, this is referred to as frequency-dependent selection. Frequency-dependent selection may occur between species or within a single species. This type of selection can either be positive—with more common phenotypes having higher fitness—or negative, with rarer phenotypes conferring increased fitness.
24.2K

You might also read

Related Articles

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

Sort by
Same author

Designing a Capacitive Sensor to Detect Series Arcs in Aircraft HVDC Electrical Systems.

Sensors (Basel, Switzerland)·2025
Same author

Modelling Inductive Sensors for Arc Fault Detection in Aviation.

Sensors (Basel, Switzerland)·2024
Same author

Partial Discharge Spectral Characterization in HF, VHF and UHF Bands Using Particle Swarm Optimization.

Sensors (Basel, Switzerland)·2018
Same author

Survey on the Performance of Source Localization Algorithms.

Sensors (Basel, Switzerland)·2017
Same author

Detection of Partial Discharge Sources Using UHF Sensors and Blind Signal Separation.

Sensors (Basel, Switzerland)·2017

Related Experiment Video

Updated: Feb 10, 2026

Calibration of Vector Network Analyzer for Measurements in Radio Frequency Propagation Channels
10:00

Calibration of Vector Network Analyzer for Measurements in Radio Frequency Propagation Channels

Published on: June 2, 2020

22.7K

Radio-Frequency Localization of Multiple Partial Discharges Sources with Two Receivers.

Guillermo Robles1, José Manuel Fresno2, Juan Manuel Martínez-Tarifa3

  • 1Department of Electrical Engineering, Universidad Carlos III de Madrid, Avda, Universidad, 30, Leganés, 28911 Madrid, Spain. grobles@ing.uc3m.es.

Sensors (Basel, Switzerland)
|May 13, 2018
PubMed
Summary
This summary is machine-generated.

This study introduces a novel method for locating multiple acoustic or electromagnetic sources using only two receivers. The technique analyzes time differences of arrival (TDOA) to pinpoint source positions in 2D and 3D space.

Keywords:
acoustic detectionantennascondition monitoringlocalizationpartial dischargesradio-frequency detectionsignal characterization

More Related Videos

Author Spotlight: Advancements in High-Performance Thermoelectric Thin Films Through Radio Frequency Magnetron Sputtering
04:22

Author Spotlight: Advancements in High-Performance Thermoelectric Thin Films Through Radio Frequency Magnetron Sputtering

Published on: May 17, 2024

3.8K
Simulating Imaging of Large Scale Radio Arrays on the Lunar Surface
06:14

Simulating Imaging of Large Scale Radio Arrays on the Lunar Surface

Published on: July 30, 2020

5.4K

Related Experiment Videos

Last Updated: Feb 10, 2026

Calibration of Vector Network Analyzer for Measurements in Radio Frequency Propagation Channels
10:00

Calibration of Vector Network Analyzer for Measurements in Radio Frequency Propagation Channels

Published on: June 2, 2020

22.7K
Author Spotlight: Advancements in High-Performance Thermoelectric Thin Films Through Radio Frequency Magnetron Sputtering
04:22

Author Spotlight: Advancements in High-Performance Thermoelectric Thin Films Through Radio Frequency Magnetron Sputtering

Published on: May 17, 2024

3.8K
Simulating Imaging of Large Scale Radio Arrays on the Lunar Surface
06:14

Simulating Imaging of Large Scale Radio Arrays on the Lunar Surface

Published on: July 30, 2020

5.4K

Area of Science:

  • Electrical Engineering
  • Signal Processing
  • Acoustics and Electromagnetics

Background:

  • Multilateration techniques are crucial for locating emitting sources across various fields, including geophysics, structural health monitoring, and medical imaging.
  • Existing methods often rely on radiofrequency or acoustic signals, with applications in radar, GPS, and wireless sensor networks.
  • Condition-based maintenance of electrical equipment necessitates precise localization of partial discharge sources.

Purpose of the Study:

  • To develop a novel method for localizing multiple partial discharge sources in electrical insulation using limited receivers.
  • To demonstrate the applicability of the method for electromagnetic (VHF/UHF) and acoustic emissions.
  • To extend the technique for 3D source localization.

Main Methods:

  • A classification technique based on spectral components is employed to separate signals from different sources.
  • Time differences of arrival (TDOA) are measured at two receivers, one fixed and one moving in a circular path.
  • Analytical derivation of angle versus TDOA functions is performed, followed by fitting experimental data to determine source positions.

Main Results:

  • A method is presented to locate multiple sources in space using only two receivers.
  • The technique successfully separates and localizes sources based on their unique TDOA signatures.
  • The derived angle versus TDOA functions contain sufficient geometric information for source localization.

Conclusions:

  • The proposed method offers an effective approach for identifying the location of partial discharge sources in electrical insulation.
  • The technique is versatile, applicable to both electromagnetic and acoustic emissions.
  • The method is extendable to three-dimensional localization, enhancing its practical utility.