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Research on 10 kV Cable Insulation Detection Method Based on Ground Current Phase Variation
Published 2025-07-01“…In view of the limitations of traditional offline detection and external excitation online detection of 10 kV cables, this paper proposes a method to evaluate the insulation aging condition of power cables by online measuring of the phase angle of the cable’s ground current, and explores the impact of load fluctuations on cable insulation. …”
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Adaptability analysis of typical grounding fault detection methods in non-isolated flexible interconnected distribution networks
Published 2025-07-01“…Non-isolated flexible interconnected distribution networks as the research object are explored, focusing on the adaptability issue of typical grounding fault detection methods when single-phase grounding faults occur in AC systems due to zero-sequence transfer characteristics. …”
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An Operation State Detection Method of DC Grounding Electrodes Based on Surface Potential Distribution
Published 2025-02-01“…To address these issues, this paper first analyzes the current distribution law in the feeder rod of the DC grounding electrode. …”
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The Lightweight Method of Ground Penetrating Radar (GPR) Hidden Defect Detection Based on SESM-YOLO
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Identification Method for Incipient Intermittent Arc Ground Fault of High-Voltage Cables
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A fault section location method based on the slope similarity of zero-sequence current waveform for the non-effectively grounding system
Published 2025-04-01“…However, existing detection methods for high-resistance grounding faults suffer from low locating accuracy, and their reliability needs urgent improvement. …”
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Dynamic Stray Current Measuring Methods in Urban Areas
Published 2022-12-01“…In track construction, measuring the electrical potential between rail and ground is one of the most common methods of detecting the damaging influence of stray current.…”
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Automatic picking method for ground penetrating radar wave groups at rough coal-rock interfaces
Published 2025-06-01“…The automatic picking method for ground-penetrating radar wave groups at coal-rock interfaces is crucial for achieving online intelligent interpretation of coal-rock strata. …”
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Assessment of the Phase-to-Ground Fault Apparent Admittance Method with Phase/Ground Boundaries to Detect Types of Electrical Faults for Protective Relays Using Signature Library a...
Published 2022-01-01“…Protective relays in electric power grids recognize the types of electrical faults in a few seconds. The most common detection method to detect the types of electrical faults is based on measuring the angle between the zero and negative sequence currents. …”
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Sheath Voltage Limiter Defects Detection Method Based on Harmonic Phasor Differences of Sheath Current for Cross-Bonded HV Cable
Published 2025-01-01“…Traditional surge arrester detection and time-domain sheath current analysis methods fail to accurately identify SVL defects due to environmental complexities and parameter variations. …”
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An autonomous navigation method for field phenotyping robot based on ground-air collaboration
Published 2025-12-01“…This study introduces a novel autonomous navigation method for phenotyping robots that leverages ground-air collaboration to meet the demands of unmanned crop phenotypic data collection. …”
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A global approach to detecting and characterizing water leakage in a concrete bridge deck: Parametric study to validate an adapted Full-Waveform Inversion method
Published 2025-03-01“…The objective of this study is to address issues related to defects in waterproofing membranes through the use of Ground Penetration Radar to detect water leakage into the concrete layer of bridge decks. …”
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Method and Experimental Research of Transmission Line Tower Grounding Body Condition Assessment Based on Multi-Parameter Time-Domain Pulsed Eddy Current Characteristic Signal Extra...
Published 2025-01-01“…They are important devices; however, in the harsh environment of the soil, they are prone to corrosion or even fracture, which in turn affects the normal utilization of the transmission line, so accurately assessing the condition of grounding bodies of the power grid is critical. To assess the operational status of a grounding body in a timely manner, this paper proposes a multi-parameter pulsed eddy current (PEC) time-domain characteristic signal corrosion classification method for the detection of the state of a pole tower grounding body. …”
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Termite Detection Techniques in Embankment Maintenance: Methods and Trends
Published 2025-07-01“…Physical sensing methods enable non-invasive localization of subsurface anomalies, including ground-penetrating radar, acoustic detection, and electrical resistivity imaging. …”
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An Active Ground Fault Location Method for Low-Voltage DC Lines Based on DFFT
Published 2023-04-01“…For the problem of locating ground faults in low-voltage DC cable lines containing power electronic transformers, a single-ended volume fault location method using power electronic transformers with active injection is proposed for rapid fault detection and restoration of power supply. …”
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An Approach for Detecting Faulty Lines in a Small-Current, Grounded System Using Learning Spiking Neural P Systems with NLMS
Published 2024-11-01“…Detecting faulty lines in small-current, grounded systems is a crucial yet challenging task in power system protection. …”
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Distribution Network Ground Fault Location Method Based on VMD-TEO and Full Signal Acquisition
Published 2023-12-01“… The small current grounding system is mostly used in distribution network in China. …”
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Automated Global Method to Detect Rapid and Future Urban Areas
Published 2025-05-01“…However, methods to detect rapid urbanization are currently absent. …”
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Forward Modeling Analysis in Advanced Exploration of Cross-Hole Grounded-Wire-Source Transient Electromagnetic Method
Published 2025-03-01“…To address the challenge of accurately detecting hidden water inrush hazards ahead of working faces, a cross-hole transient electromagnetic (TEM) method utilizing a grounded-wire source is proposed. …”
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