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Research on a Method for Identifying Key Fault Information in Substations
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Electromagnetic Force Analysis of Double Three-phase Induction Motor Operating in Fault-tolerant State
Published 2021-04-01“…In order to analyze the influence of electromagnetic force on the motor, the tangential electromagnetic force density and radial electromagnetic force density of double three-phase induction motor at rated,phase-absent and fault-tolerant conditions are calculated by combining finite element magnetic field analysis and Maxwell tensor method,and the frequency spectrum analysis is carried out to compare and summarize the variation law. …”
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Separation Method of Impulsive Fault Component for Gasoline Engine Based on Acoustic Signal Analysis
Published 2019-01-01“…This method consists of three steps: using a correlation analysis to select an appropriate starting superposition point, superimposing abnormal sound signals to improve the signal-to-noise ratio, and intercepting superimposed signals to separate the fault component. …”
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Application of Time Domain Index and Kurtosis analysis Method in the Fault Diagnosis of Rolling Bearing
Published 2016-01-01Get full text
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Enterprise information system automatic fault diagnosis and analysis method based on decision tree
Published 2017-03-01Get full text
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Fault diagnosis technology for three-level inverter based on ICEEMDAN-FE and SVM
Published 2023-01-01“…In order to improve the accuracy to diagnose complex open-circuit faults for three-level inverters, a new fault diagnosis method of three-level inverters was proposed, combining improved complete ensemble empirical mode decomposition with adaptive noise-fuzzy entropy (ICEEMDAN-FE) and support vector machine (SVM). …”
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An Energy Analysis Method for Chopper Action During Three-Phase Short-Circuit in Doubly-Fed Induction Generator-Based Wind Turbines
Published 2025-02-01“…To address this, this paper proposes an energy analysis method for chopper action during three-phase short circuits in DFIG-based wind turbines. …”
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Adaptive Wavelet Threshold Rolling Bearing Fault Vibration Signal Denoising Method
Published 2021-04-01Get full text
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Optimized Fault-Tolerant Control of Dual Three-Phase PMSM Under Open-Switch Faults
Published 2024-10-01“…In this article, an optimized fault-tolerant control (FTC) method without current judgement is proposed for open-switch faults (OSFs) in dual three-phase permanent magnet synchronous motor (DTPMSM) drives. …”
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Fault analysis of railway track superstructure using time-frequency method from vibrational data
Published 2025-07-01Get full text
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An Underwater Thruster Fault Diagnosis Simulator and Thrust Calculation Method Based on Fault Clustering
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Optimization method for civil aircraft maintenance tasks with obvious operation effects of faults
Published 2025-06-01“…An optimization method for civil aircraft maintenance tasks based on the guidance of IP 44 and the process of Boeing statistical analysis for scheduled maintenance optimization(SASMO)is proposed. …”
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Fault location scheme of HVDC converter based on fault loop analysis
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Research of Fault Diagnosis Method of Rolling Bearing based on Projection Image Analysis of Intrinsic Mode Function
Published 2017-01-01“…A projection image analysis method for the fault diagnosis of rolling bearing based on Intrinsic Mode Function( IMF) is proposed,the status recognition and the degree of recognition of the rolling bearing fault is realized. …”
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A comparative analysis of fault detection and process diagnosis methods based on a signal processing paradigm
Published 2024-12-01“…The objective of this work is to perform a comparative analysis of the most used methods based on a signal processing paradigm and in the context of fault detection and process diagnosis. …”
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Research on Characteristic Analysis and Identification Methods for DC-Side Grounding Faults in Grid-Connected Photovoltaic Inverters
Published 2025-06-01“…To address the need for leakage characteristic analysis and fault identification of DC-side grounding faults in grid-connected PV inverters, this paper first establishes an equivalent analysis model for DC-side grounding faults in three-phase grid-connected inverters. …”
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