The developed device effectively detects and monitors partial discharge in solid switch cabinets, improving power supply reliability and reducing power accidents caused by insulation damage.

Intelligent Online Partial Discharge Detection and Sensor

The Fabry-Pérot optical fiber sensor array effectively localizes partial discharges in transformer oil, improving safety and maintenance of high voltage electrical assets.

Localization of partial discharge in transformer oil using Fabry-Pérot optical fiber sensor array

This study presents a compact wideband UHF sensor and low-cost measurement techniques for online partial discharge detection in high voltage systems, enabling early insulation degradation detection and structural health monitoring.

Study of Ultra High Frequency Measurement Techniques for Online Monitoring of Partial Discharges in High Voltage Systems

Online partial discharge measurements have become more popular for assessing stator winding condition in large generators due to improved detection capabilities and digital signal processing techniques, but factors like complex PD mechanisms and noise still hinder wider application.

A Review of Online Partial Discharge Measurement of Large Generators

This novel fiber-optic acoustic sensor array, combined with proper installation and localization methods, can accurately localize partial discharges in transformer windings with less than 5-cm error.

Partial Discharge Localization Inside Transformer Windings via Fiber-Optic Acoustic Sensor Array

Online partial discharge monitoring sensors in GIS can effectively detect and analyze partial discharges, aiding in the development of effective management strategies.

On-site measurement for the development of on-line partial discharge monitoring system in GIS

Partial-discharge monitoring units can effectively monitor underground cable joints, providing valuable data on insulation condition and justifying further development of this method for online cable monitoring.

The Use of Partial Discharges as an Online Monitoring System for Underground Cable Joints

The new generation of piezoelectric sensors (HTUTs) offers an economic alternative for partial discharge detection, with a correlation between their performance and standard detection circuits.

Using a new generation of piezoelectric sensors for partial discharge detection

The interferometry-based online partial discharge monitor effectively detects occurrence, evaluates peak value, and damage extent, offering strong potential for field application.

Online quantitative partial discharge monitor based on interferometry

Digital analysis of partial discharges can help identify defects in high-voltage insulation configurations, improving safety in power systems.

Digital analysis of partial discharges

Online partial discharge diagnosis in rotating machines using TEV and CT sensors is relatively simple and useful, offering a new index for evaluating aging states compared to conventional offline methods.

Online and Offline Partial Discharge Measurement in Rotating Machines using Transient Earth Voltage Sensors

The multi-sensor fusion method, combining ultrasonic and high-frequency current transformers, achieves over 95% accuracy in monitoring partial discharges and over 90% in recognizing discharge types, improving safety in power cable operations.

Research on Online Partial Discharge Recognition Methods Based on Multi-sensor Fusion

The prototype of online partial discharge monitoring system simplifies data processing and analysis, enabling deeper analysis of partial discharge phenomena in artificial and real conditions.

Interactive Web Application Design of Online Partial Discharge Monitoring Prototype

The fiber optic ultrasonic sensor with gold-coated circular fused silica diaphragm can effectively detect partial discharges in oil-paper insulated equipment, offering higher sensitivity and immunity to electromagnetic interference compared to traditional piezoelectric transducers.

Fiber Fabry-Perot sensor for partial discharges detection

Innovative partial discharge measurement systems enable remote, wireless, and compact measurements in previously inaccessible conditions, improving predictive diagnostics and condition-based maintenance in cable systems.

Innovative Solutions for Partial Discharge Measurements

This online partial discharge detection and location system using wireless sensor networks can accurately detect and locate partial discharges in power transformers, with easy deployment and low cost.

Online Partial Discharge Detection and Location System Using Wireless Sensor Network

The multi-sensor fusion method using ultrasonic and high-frequency current transformers effectively monitors and recognizes partial discharges in cable joints, improving safety by over 10% compared to single-sensor detection.

Research on online partial discharge recognition methods based on multi-sensor fusion

The sensor, with hybrid filter and signal integrating function, effectively detects partial discharges at a distance of 2m, offering potential for remote monitoring applications.

Highly Sensitive Partial Discharge Sensor with Remote Monitoring Capabilities

The antenna-based partial discharge sensor provides fast and accurate diagnosis of insulation system health, reducing the risk of equipment failure.

Partial Discharge Detection Using a Spherical Electromagnetic Sensor

Partial discharge detection methods for electrical apparatus and cables vary in suitability, with intelligent machines playing a significant role in pattern recognition.

Partial discharges. Their mechanism, detection and measurement

These studies suggest that online partial discharge sensors are effective in detecting and monitoring partial discharges in various high voltage systems, including solid switch cabinets, transformer oil, stator windings, GIS, and underground cable joints, thereby improving safety, reliability, and maintenance.