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Design of a 300 GHz Relativistic Gyrotron with an output Power of more Than 7 MW
Calculations are presented for an electron-optical system that makes it possible to produce a helical electron beam with an energy of 250 keV, a...
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On Improving the Technology of Pulse-Flaw Detection of High-Voltage Power Transformer Windings
AbstractThe fundamental possibility of monitoring the mechanical state of the windings of a high-voltage power transformer using only one stage of...
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An earthquake spectra parameters near the new capital administrative city, Egypt
Seven Strong Motion stations recorded an earthquake of Mw 3.8 on December, 31 2018 on the Cairo- Suez southern road. The furthest NUB station is...
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Prediction of the Conducted Electro-magnetic Interference for Critical Conduction Mode Boost Power Factor Correction Converter
Besides continuous conduction mode (CCM) and discontinuous conduction mode (DCM), the boost PFC converter can be operated in critical conduction mode...
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A Noise-Robust Feature Extraction Method for Rolling Element Bearing Diagnosis: Linear Power-Normalized Cepstral Coefficients (LPNCC)
One of the most critical challenges in rolling bearing diagnosis is dealing with weak fault signals that are buried in noises arising from...
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Harmonics Reduction on Electric Power Grid Using Parallel Active Filter with Model- Predictive Control
Harmonic distortion is a major issue in electric power grids that causes equipment damage and affects power quality. To mitigate this problem,...
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High quality, low molecular weight shrimp and crab chitosans obtained by short-time holistic high-power microwave technology
The study sought to investigate the impact of a holistic high-power microwave technology during all stages of the extraction on the quality, time of...
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Stability and dynamic characteristics analysis of improved Spar-type wind power floating foundations
The stability and dynamic characteristics of the modified Spar-type offshore wind power floating foundation under the action of wind and wave...
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The Effect of Laser Power on Electric Field Measurement Based on Rydberg Atom
Rydberg atom is a highly excited state atom, because of its extremely large polarizability and the frequency shift property of energy level under the...
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Control and Manipulation of Microwave Polarization and Power of a Frequency-Agile 198 GHz Gyrotron for Magnetic Resonance
The measurement and manipulation of the microwave polarization emitted from a frequency-agile 198 GHz gyrotron for dynamic nuclear polarization (DNP)...
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Effects of Microwaves on Burning Velocity, UV–VIS-Spectra, and Exhaust Gas Composition of Premixed Propane Flames
Microwaves can interact with the flame’s combustion zone and increase the energy density. This induces changes to the combustion properties by...
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Electrophysical Parameters and Emission Spectra of a DC Glow Discharge in the Freon R-23 Medium
AbstractThe electrophysical parameters of the R-23 freon plasma are measured depending on the external parameters of the discharge in a wide range of...
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An energy efficient unidirectional on-board battery charger for power factor correction in electric vehicles
Usage of traditional combustion engines and their emissions possesses a great influence on global warming and opens the way for rapid manufacturing...
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Practical Aspects of Instantaneous Magnetization Power Functions of Silicon Iron Laminations
Magnetic energy loss P of SiFe steel represents a key factor for the efficiency of soft magnetic machine cores. Traditionally, they are operated with...
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Energy Harvesters and Power Management
Energy harvesting is a subset of Renewable Energy Technologies. It regards specifically the collection of small amounts of ambient energy, typically...
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Simulation of multijunction solar cell interfaces for enhancement of the power conversion efficiency
The problems with traditional solar cells are mainly their high cost and low conversion efficiency, which severely restricts the advancement of these...
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Data-Adaptive Single-Pole Filtering of Magnitude Spectra for Robust Keyword Spotting
This paper proposes a simple and effective data-adaptive smoothing approach to suppress the pitch and environment-induced mismatches in keyword...
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Challenges in coherent beam combining of high power fiber amplifiers: a review
Coherent combining of light from multiple high power fiber amplifiers is a promising pathway to scaling the output power to hundreds of kiloWatts. In...
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A STC-DAB converter for PV–EV battery-based hybrid system with a unified power management scheme in a grid-integrated and islanded condition
The idea of achieving zero-carbon emissions in the transportation sector through microgrid-based charging increases green electrification, fostering...
