Articles with "signal injection" as a keyword



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Research on signal injection method with high frequency for distribution network capacitive current measurement

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Published in 2021 at "Electric Power Systems Research"

DOI: 10.1016/j.epsr.2021.107135

Abstract: Abstract The signal injection method to measure capacitive current in the distribution network faces the problems of frequency selection and measuring precision. In this paper, the method of high frequency signal injection is analyzed and… read more here.

Keywords: high frequency; frequency; method; distribution network ... See more keywords
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Securing Ultrasonic Sensors Against Signal Injection Attacks Based on a Mathematical Model

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Published in 2019 at "IEEE Access"

DOI: 10.1109/access.2019.2932843

Abstract: Ultrasonic sensors are used across a variety of industrial areas, as they measure distance simply via calculating the difference of time between transmission and reception of signals. However, recently, attackers have been targeting ultrasonic sensors… read more here.

Keywords: ultrasonic sensors; model; signal injection; injection attacks ... See more keywords
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Model Predictive Current Control With Online Parameter Estimation for Synchronous Reluctance Machine Controlled by High-Frequency Signal Injection Position-Sensorless

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Published in 2022 at "IEEE Access"

DOI: 10.1109/access.2022.3156694

Abstract: Accurate machine parameters and rotor position information are essential in vector-controlled motor drive systems. However, machine parameter variations by various factors such as the current and the temperature degrade the performance of vector control. Also,… read more here.

Keywords: signal injection; machine; high frequency; frequency signal ... See more keywords
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Synthesizing Pareto-Optimal Signal-Injection Attacks on ICDs

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Published in 2023 at "IEEE Access"

DOI: 10.1109/access.2022.3233010

Abstract: Implantable Cardioverter Defibrillators (ICDs) are medical cyber-physical systems that monitor cardiac activity and administer therapy shocks in response to sensed irregular electrograms (EGMs) to prevent cardiac arrest. Prior work has shown that the analog sensors… read more here.

Keywords: injection; signal injection; injection attacks; optimal signal ... See more keywords
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Online Broadband Insulation Spectroscopy of Induction Machines Using Signal Injection

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Published in 2017 at "IEEE Transactions on Industry Applications"

DOI: 10.1109/ecce.2014.6953454

Abstract: The breakdown of the stator insulation is one of the main causes of failure in medium- and high-voltage ac machines. Even though there are several techniques available to detect the failure of the ground-wall insulation… read more here.

Keywords: insulation; ground wall; signal injection; spectroscopy ... See more keywords
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Improved Initial Rotor Position Estimation for PMSM Drives Based on HF Pulsating Voltage Signal Injection

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Published in 2018 at "IEEE Transactions on Industrial Electronics"

DOI: 10.1109/tie.2017.2772204

Abstract: In a permanent magnet synchronous motor (PMSM) drive system, high-frequency (HF) pulsating voltage signal injection has demonstrated high accuracy to estimate the initial rotor position. However, a conventional signal demodulation method may face the problems… read more here.

Keywords: pmsm; position; signal injection; method ... See more keywords
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Estimation Method of Stator Winding Resistance for Induction Motor Drives Based on DC-Signal Injection Suitable for Low Inertia

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Published in 2019 at "IEEE Transactions on Power Electronics"

DOI: 10.1109/tpel.2018.2869412

Abstract: Thermal protection is an important aspect that should be considered in ac machines to prevent reduction of the lifetime. For economic reasons, temperature estimation is preferable than the installation of thermal sensors. Thus, several proposals… read more here.

Keywords: based signal; injection; resistance; signal injection ... See more keywords
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Investigation of SSTI Between Practical MMC-Based VSC-HVDC and Adjacent Turbogenerators Through Modal Signal Injection Test

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Published in 2017 at "IEEE Transactions on Power Delivery"

DOI: 10.1109/tpwrd.2016.2636165

Abstract: With increasing applications of voltage source converter-based HVDC (VSC-HVDC), the potential risk of subsynchronous torsional interaction (SSTI) between turbogenerator and VSC-HVDC has been extensively studied in previous work. However, contradictory results were reported by different… read more here.

Keywords: based vsc; injection test; signal injection; vsc hvdc ... See more keywords