Search Results - "Mohamed, Ibrahim E."

Measurement of Power Frequency Current including Low- and High-Order Harmonics Using a Rogowski Coil by El-Shahat, Mohammed, Tag Eldin, Elsayed, Mohamed, Nourhan A, El-Morshedy, Ahdab, Ibrahim, Mohamed E

“…The measurement of a power frequency current including low- and high-order harmonics is of great importance in calibration as well as in testing processes…”
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Multiple-Source Single-Output Buck-Boost DC–DC Converter with Increased Reliability for Photovoltaic (PV) Applications by Elrefaey, Mohamed S., Ibrahim, Mohamed E., Eldin, Elsayed Tag, Hegazy, Hossam Youssef, El-Kholy, Elwy E., Abdalfatah, Samia

“…This paper presents an improved topology for a DC–DC converter suitable for PV applications. The proposed converter has the ability to be energized from…”
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The Role of the Accumulated Surface Charge on Nanoparticles in Improving the Breakdown Strength of Liquid and Solid Insulation by Ibrahim, Mohamed E., Tag Eldin, Elsayed, Elzoghby, Safaa F., Izzularab, Mohamed A., Abd-Elhady, Amr M.

“…In this paper, the role of the accumulated surface charge on the surfaces of nanoparticles on breakdown strength for liquid and solid dielectrics is presented…”
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Estimating Chlorophyll Content, Production, and Quality of Sugar Beet under Various Nitrogen Levels Using Machine Learning Models and Novel Spectral Indices by Elsayed, Salah, El-Hendawy, Salah, Elsherbiny, Osama, Okasha, Abdelaziz M., Elmetwalli, Adel H., Elwakeel, Abdallah E., Memon, Muhammad Sohail, Ibrahim, Mohamed E. M., Ibrahim, Hazem H.

“…Accurately estimating crop performance under various fertilizer levels in a rapid and non-destructive manner has become a vital aspect of precision agriculture…”
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A Proposed Three-Phase Induction Motor Drive System Suitable for Golf Cars by Elrefaey, Mohamed S., Ibrahim, Mohamed E., Eldin, Elsayed Tag, Hegazy, Hossam Youssef, Abdalfatah, Samia, EL-Kholy, Elwy E.

“…In this paper, a proposed electric drive system for a three-phase induction motor is presented. The proposed drive system is suggested for a golf car as one…”
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Effect of Temperature on Creeping Flashover Voltage of Nanofilled Oil-Pressboard Insulation by Ibrahim, Mohamed E., Nassar, Alyaa A., Izzularab, Mohamed A., Abd-Elhady, Amr M.

“…Creeping flashover (surface discharge) at oil-pressboard interface is considered a serious failure of the insulation system in power transformers. In this…”
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Correlation analysis between polymorphism of leptin and IGFI genes and body measurements in Barki and Farafra sheep by Darwish, Ahmed M., Abdelhafez, Mohamed A., Abdel-Hamid, Zeinab G., Othman, Sarah I., Mohamed, Ibrahim E., Allam, Ahmed A.

“…Background Growth performance, which can be evaluated using various body measurements, is crucial for providing red meat for human consumption. This study aims…”
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Effect of magnetic field and gravity on two-temperature thermomicrostretch elastic medium under dual-phase lag model by Othman, Mohamed I. A., Zidan, Magda E. M., Mohamed, Ibrahim E. A.

“…The present paper is concerned with the propagation of plane waves in an isotropic two-temperature generalized thermomicrostretch elastic solid half-space in…”
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Power frequency AC voltage measurement based on double wound Rogowski coil by Ibrahim, Mohamed E, Abd-Elhady, Amr M

“…This study presents a technique for power frequency AC voltage measurement. The proposed technique utilises a capacitor having a low capacitance in addition to…”
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Genetic polymorphisms of fecundity genes in Watish Sudanese desert sheep by Mohamed, Sara E Ibrahim, Ahmed, Romaz M, Jawasreh, Khaleel I Z, Salih, M A M, Abdelhalim, Dalia Mursi, Abdelgadir, A W, Obeidat, Md T, Musa, L M A, Ahmed, Mohammed-Khair A

“…The Watish sheep is a strain of desert sheep of smaller size compared to other desert sheep ecotypes, and there is anecdotal evidence that it is endowed with…”
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Use of ophthalmic B-scan ultrasonography in determining the causes of low vision in patients with diabetic retinopathy by Mohamed, Ibrahim E, Mohamed, Mona A, Yousef, Mohamed, Mahmoud, Mustafa Z, Alonazi, Batil

“…AbstractPurposeTo determine the causes of low vision among Sudanese patients with diabetic retinopathy (DR) by using ophthalmic B-scan ultrasonography…”
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Serum microRNA 143 as a potential biomarker for the diagnosis of hepatitis C virus-related hepatocellular carcinoma by El-Gohary, Ahmed M., Zeid, Ahmed E., Ibrahim, Mohamed E., Dewedar, Fatma I., Elzoheiry, Essam A.

“…Background Hepatocellular carcinoma (HCC) is the fifth most frequently diagnosed cancer worldwide. Early recognition of the onset of HCC would help to select…”
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A Proposed Non-Invasive Rogowski Coil Design for Measuring 3-Phase Currents Through a 3-Core Cable by Ibrahim, Mohamed E., Abd-Elhady, Amr M.

“…In this article, a proposed non-invasive design of Rogowski coil to measure 3-phase currents through a 3-core cable is presented. Considering this design,…”
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Design and Modeling of a Two-Winding Rogowski Coil Sensor for Measuring Three-Phase Currents of a Motor Fed Through a Three-Core Cable by Ibrahim, Mohamed E., Abd-Elhady, Amr M.

“…In this article, three-phase motor currents pass through a three-core cable are measured using a two-winding Rogowski coil. The two-winding Rogowski coil is…”
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Rogowski Coil Transducer-Based Condition Monitoring of High Voltage Insulators by Ibrahim, Mohamed E., Abd-Elhady, Amr M.

“…In this paper, a proposed condition monitoring technique of high voltage insulators using Rogowski coil is presented. The proposed technique depends on the…”
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Partial discharge performance improvement of covered conductor (CC)/high voltage insulator based electrical distribution systems by Ibrahim, Mohamed E., Selim, F., Abd-Elhady, Amr M.

“…•Performance improvement of covered conductor (CC) based electrical distribution systems is presented.•Electric field intensity is reduced at CC/ high voltage…”
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Effect of Shielding on Rogowski Coil Transducer Performance and the Equivalent Circuit Model by Ibrahim, Mohamed E., Mohamed, Nourhan A., EL-Morshedy, Ahdab, El-Shahat, Mohammed

“…Rogowski coil is sensitive to current surges in nearby systems. Hence, if it is used to measure a current in a system and a current surge occurs in a nearby…”
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Hydrogen peroxide disproportionation: time-resolved optical measurements of spectra, scattering and imaging combined with correlation analysis and simulations by Ibrahim, Mohamed  E.A., Nome, René A.

“…•Spatially heterogeneous reaction kinetics studied by time-resolved extinction spectra.•Spectroscopic identification of reactant and product by correlation…”
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Differential Reconstruction Method for Power Frequency AC Current Measurement Using Rogowski Coil by Ibrahim, Mohamed E., Abd-Elhady, Amr M.

“…In this paper, a developed method for measuring power frequency ac current using Rogowski coil is presented. The proposed method uses a differentiator in order…”
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Calculation of electric field and partial discharge activity reduction for covered conductor/high voltage insulator systems by Ibrahim, Mohamed E., Abd-Elhady, Amr M.

“…[Display omitted] •A proposed covered conductor design to reduce partial discharge activity for covered conductor/insulator system is presented.•Electric field…”
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