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461
Design, Analysis, and Comparison of Electric Vehicle Electric Oil Pump Motor Rotors Using Ferrite Magnet
Published 2025-01-01“…Finite element analysis (FEA) was used to compare the performance of these models with that of the basic rotor design, considering factors such as the no-load back electromotive force, no-load voltage harmonics (<10%), cogging torque (<0.1 Nm), load torque, motor loss, and efficiency (>80%). …”
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462
Graph Neural Network based elastic deformation emulators for magmatic reservoirs of complex geometries
Published 2025-02-01“…This is partly due to deformation modeling being limited to one of two approaches: computationally efficient semi-analytical elastic solutions for simple magma reservoir geometries (point sources, spheroids, and cracks) and computationally expensive numerical solutions for complex 3D geometries. …”
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463
Dual band bandpass filters with full band reflectionless response and enhanced upper stopband suppression
Published 2025-07-01“…Prototype II achieves superior harmonic suppression, with attenuation levels of 22.8 dB over 2.9–20 GHz and 28.5 dB within 3.0–12 GHz. …”
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464
An Optimal Permanent Magnet Motor for Pumps in Electric/Hybrid Vehicles: Design and Experimentation
Published 2025-01-01“…A design procedure is performed to optimize the cogging torque and total harmonic distortion (THD), through parametric analysis. …”
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465
Two phase sinusoidal pulse width modulation with remodulation in the "converter – electric motor system"
Published 2024-10-01“…Intermodulation leads to the appearance of low frequency harmonics in the composition of voltages and is the reason for a decrease in the energy efficiency of "the converter – electric motor" system.Goal. …”
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466
Successive approximation register maximum power point tracking control with modified PWM-VSI STATCOM for active and reactive power management in a utility grid tied solar photovolt...
Published 2025-06-01“…It also provides dynamic reactive power support, balancing imbalanced loads and filtering harmonics. The modified PWM-VSI controlled by Genetic Algorithm optimized Fractional Order based STATCOM approach enhances dynamic response, improves system efficiency, and integrates with MPPT (SAR) for simultaneous reactive power compensation and extraction. …”
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467
Enhanced cutoff energies for direct and rescattered strong-field photoelectron emission of plasmonic nanoparticles
Published 2023-04-01“…The efficient generation, accurate detection, and detailed physical tracking of energetic electrons are of applied interest for high harmonics generation, electron-impact spectroscopy, and femtosecond time-resolved scanning tunneling microscopy. …”
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468
An Improved Space Vector PWM Algorithm with a Seven-Stage Switching Sequence for Three-Level Neutral Point Clamped Voltage Source Inverters
Published 2025-05-01“…The results show that the usage of the improved SVPWM algorithm helps increase the efficiency of a 3L NPC VSI by 0.6% and reduce the higher harmonics. …”
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469
AMPLIFIERS AND MULTIPLIERS ON BASIS GYRO-TWT
Published 2019-06-01“…Constructions Gyro-TWT on the first and second harmonics of cyclotron frequency and frequency multiplier from the fundamental harmonic to the second harmonic of cyclotron frequency are described. …”
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470
Gridded, high-resolution ocean observatories initiative profiler data from the Washington continental slope, 2014–2025Zenodo
Published 2025-08-01“…This mooring includes a McLane® Moored Profiler (MMP), which carries energy-efficient instruments that simultaneously measure water temperature, conductivity, pressure, and dissolved oxygen, as well as photosynthetically active radiation, chlorophyll-a fluorescence, coloured dissolved organic matter, optical backscatter, and water velocity. …”
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471
Towards a Traceable Calibration of Medium Voltage Transformers up to 150 kHz
Published 2025-01-01“…The proposed calibration methodology incorporates precision voltage dividers with high resolution, filtering and amplification techniques, and advanced data acquisition methods to achieve measurement uncertainties below 0.01% for fundamental components and between 0.2 % and 1 % for harmonic components. A key challenge is the ability to measure a fundamental voltage as high as 50 kV while superimposing harmonics with amplitudes as low as 5 V in the 9 kHz to 150 kHz range. …”
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472
A hybrid hierarchical health monitoring solution for autonomous detection, localization and quantification of damage in composite wind turbine blades for tinyML applications
Published 2025-04-01“…Early detection through structural health monitoring (SHM) is essential for maintaining the efficient and reliable operation of wind turbines, minimizing downtime and maintenance costs, and optimizing energy output. …”
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473
Designing a high-performance miniature microstrip triplexer for 5 G ultra-wideband applications, with high isolation, compact size, low group delay, and low losses
Published 2025-09-01“…Designing a compact microstrip triplexer with high efficiency, low group delay, and high isolation across a wide frequency range has been a significant challenge, particularly due to trade-offs between size reduction, harmonic suppression, and maintaining flat channel responses. …”
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474
Strong Field-Induced Frequency Conversion of Laser Radiation in Plasma Plumes: Recent Achievements
Published 2013-01-01“…We discuss recent achievements in the growth of the efficiency of coherent extreme ultraviolet (XUV) radiation sources based on frequency conversion of the ultrashort pulses in the laser-produced plasmas, which allowed for the spectral and structural studies of matter through the high-order harmonic generation (HHG) spectroscopy. …”
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475
Synchronous Recovery of Waveforms From Dynamic Phasors Models of LCC-HVDC Links
Published 2025-01-01“…SRWDPM is solved synchronously with the dynamic phasor solution and the waveforms are comparable to those obtained in electromagnetic transient programs with discontinuities and without harmonic truncation. The proposed methodology is general, it can be applied to different dynamic phasor models for improving efficiency or accuracy. …”
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476
The Functional Capacity of the Upper Airway in Older Adults with Chronic Stroke
Published 2024-10-01“…The voice assessment recorded intensity, frequency, shimmer, and the harmonics-to-noise ratio during a monologue task. Additionally, the maximum phonation time of /a/ and /s/ was recorded. …”
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477
A Three-level Space Vector PWM Strategy Based on Variable Virtual Middle Vector
Published 2018-01-01“…T-type three-level topology has been widely applied in power converters for its high efficiency and low output harmonics, and the performance of this converter is determined by the effect of its capacitor neutral point voltage control. …”
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478
Installation of an Electric Car Charger Using the Bald Eagle Optimizer Cascaded PI and LQR Controller
Published 2025-04-01“…It enhances the significant power factor of the power source while minimizing distortion from harmonics. The Golden Eagle optimization methods are employed to enhance the setting of Proportional-Integral (PI) and Linear Quadratic Regulator (LQR) controller settings for improved conversion efficiency. …”
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479
Cooperative Control Of Electronic Power Processors In Micro-grids
Published 2009-11-01“…In micro-grids, energy efficiency requires smart control of power flow, and power quality calls for voltage support by reactive power regulation, suppression of voltage distortion at load terminals and limitation of current harmonics at utility interface. …”
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480
Choice between three-level NPC and FC topology under SVM control
Published 2025-01-01“…Various pulse-width modulation strategies have been employed to achieve this, including space vector modu- lation (SVM), which is known for its efficiency in minimizing harmonics. Real operating conditions within a grid-connected photovoltaic conversion system are built to test NPC and FC robustness. …”
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