Results 31 to 40 of about 7,378,396 (205)

Linear Grounding against Total Harmonic Distortion (THD) Based on Faden Spectrum Phenomenon

open access: yesJournal of Sensor Networks and Data Communications
This applied research deals with the effect of capacitive harmonics on the efficiency of electrical and electronic devices used in installing a giant screen owned by Faden Spectrum Company, which was installed on one of the huge towers in the city of Al-Khobar in the Kingdom of Saudi Arabia, with an area of 2000 square meters, and consisting of 2000 ...
Prof. Hazar Shtat, Nazih Haider
openaire   +2 more sources

Hardware in the Loop Real-Time Simulation of Improving Hosting Capacity in Photovoltaic Systems Distribution Grid With Passive Filtering Using OPAL-RT

open access: yesIEEE Access, 2023
The industrial revolution in the world resulted in a rise in the desire for energy in recent years. Therefore, the trend was strong toward the utilization of alternative and sustainable energy sources, such as solar power and wind energy.
Mohamed A. Ismeil   +3 more
doaj   +1 more source

Sensorless Voltage Estimation for Total Harmonic Distortion Calculation Using Artificial Neural Networks in Microgrids [PDF]

open access: yes, 2021
In this brief, a sensorless voltage estimation approach for total harmonic distortion (THD) calculation is proposed to reduce number of voltage sensors in the microgrids.
Akpolat, Alper Nabi   +7 more
core   +3 more sources

TOTAL HARMONIC DISTORTION ANALYSIS OF MATRIX CONVERTER

open access: yes, 2016
This paper deals with the validation and design analysis of Matrix converter for variable frequency using mathematical equations. The analysis was done using Venturini modulation algorithm.
K. Dhivya, K. Kandan, K. Senthilkumar
core   +1 more source

Disorder Driven Anisotropic Nonlinear Hall Effect in the Kagome Metal YbCo6Ge6 at Room Temperature

open access: yesAdvanced Science, EarlyView.
The intrinsic structural disorder and short‐range correlated motifs in the kagome metal YbCo6Ge6 constitute the primary mechanism for a robust and anisotropic nonlinear Hall effect (NLHE). This effect is sustained across a wide temperature range, achieving a nonlinear responsivity of up to ∼4.5 × 10−3 m/V at 70 K, higher than known disordered and ...
Qurat Ul Ain   +11 more
wiley   +1 more source

Buck-boost converter Fed nine level cascaded H-bridge inverter [PDF]

open access: yes
This research investigates on simulation of a traditional cascaded H-bridge (CHB) five-level inverter and proposes a nine-level cascaded H-bridge inverter system. The performance of both five-level and nine-level inverter systems is evaluated by modeling
Babu, R. Samuel Rajesh   +2 more
core   +1 more source

Analysis Of 12- Level Cycloconverter To Minimize Thd (Total Harmonic Distortion) Level In 3-Phase Induction Motor

open access: yesTurkish Journal of Computer and Mathematics Education (TURCOMAT), 2021
These harmonics are higher than essential frequencies and cause Total Harmonics Distortion (THD) which increases the rms current and generates more warmth in the load. Numerous techniques are used to suppress the harmonics to limit the warmth in the load.
openaire   +2 more sources

Development of an Inchworm‐Like Dual‐Balloon‐Assisted Colonoscopic Robot Based on a Two‐Segment Extensible Continuum Section

open access: yesAdvanced Intelligent Systems, EarlyView.
This work presents an inchworm‐like dual‐balloon‐assisted colonoscopic robot (IDCR) based on a rod‐driven two‐segment continuum section. The IDCR enables the active straightening of the sigmoid colon through an inchworm‐like locomotion strategy, thereby avoiding loop formation.
Dezhi Song   +4 more
wiley   +1 more source

Simulation of passive filter design to reduce Total Harmonic Distortion (THD) in Energy-Saving Lamps (LHE) and Light Emitting Diodes (LED)

open access: yesIOP Conference Series: Earth and Environmental Science, 2021
Abstract This paper discusses the design of a passive filter system for Energy-Saving Lamps (LHE) and Light Emitting Diodes (LED) using the MATLAB Simulink software. This type of lamp is a type of non-linear load that produces harmonics of current and voltage. However, this harmonic problem can be reduced using passive filters.
F Susanto   +4 more
openaire   +1 more source

Physical Properties of Transition Metal Hydride Superconductors Mg2TmH6 (Tm = Rh, Pd, Ir, Pt) by First‐Principles Calculations

open access: yesAdvanced Physics Research, EarlyView.
The electronic band structure determines all the charge transport properties of crystalline solids. It also controls the optical response of the material. Bonding characters are strongly influenced by the band structure. The band structures of Mg2TmH6 (Tm = Rh, Pd, Ir, Pt) compounds shown above confirm their metallic nature.
Md Ashraful Alam   +3 more
wiley   +1 more source

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