Results 21 to 30 of about 15,692 (249)

Kontrol Motor Induksi 1 Fasa Menggunakan Raspberry Pi

open access: yesJurnal Teknik Elektro, 2020
Motor induksi paling banyak digunakan pada peralatan industri maupun pada peralatan rumah tangga, karena harganya relatif murah dan perawatannya juga lebih mudah, jika dibandingkan dengan jenis motor lainnya.
Junaidi Asrul   +5 more
doaj   +1 more source

Stairstepping on PWM inverters explained [PDF]

open access: yes4th IET International Conference on Power Electronics, Machines and Drives (PEMD 2008), 2008
When supplying an induction motor by a PWM-inverter, reflection phenomena occur if the supply is done through long motor cables. Several papers discuss by simulations or experiments the overvoltage appearing at the motor terminals. The consequences of the overvoltage are a widespread topic. This paper deals with other reflection phenomena observed with
Knockaert, Jos   +3 more
openaire   +3 more sources

Analisa Kinerja Sinusoidal PWM Inverter untuk Pengaturan Kecepatan Motor Induksi Tiga Fasa

open access: yesTeknika, 2016
PWM (pengaturan lebar pulsa) merupakan salah satu teknik yang baik untuk digunakan dalam sistem kendali (control system) saat ini. Pengaturan lebar modulasi dipergunakan di berbagai bidang yang sangat luas, salah satu diantaranya adalah pengaturan ...
Heri Haryanto, Vicky Immanuel
doaj   +1 more source

THD Comparison Of Modified SHE-PSO PWM With LS-PWM, PS-PWM, POD-PWM, APOD- PWM, NLC-PWM Techniques For 17 Level Inverter With Reduced Switch Count

open access: yes
This paper focusing onthe comparison of total harmonics distortion (THD) of the output voltage is minimized by the help of a cascade multilevel inverter with reduced number of switches with un-equal DC sources using the conventional PWM techniques and modified SHE PWM using particle swarm optimization (PSO) algorithm.
V. Ramu, Dr. P. Satish Kumar
openaire   +3 more sources

Quartz Accelerometer Closed Loop Analog Readout Circuit [PDF]

open access: yesGazi Üniversitesi Fen Bilimleri Dergisi, 2020
In this paper, an analog circuit design for the precision reading circuit of the tactical grade accelerometer is presented. Quartz accelerometer is modeled mathematically by dividing its structure into subunits.
M. Oğuz GÜNBAZ, M. Timur AYDEMİR
doaj   +1 more source

Enhanced Performance Modified Discontinuous PWM Technique for Three-Phase Z-Source Inverter

open access: yesEnergies, 2020
Various industrial applications require a voltage conversion stage from DC to AC. Among them, commercial renewable energy systems (RES) need a voltage buck and/or boost stage for islanded/grid connected operation.
Ahmed A. Hossameldin   +3 more
doaj   +1 more source

IoT high-frequency electronic transformer with dimmable output voltage using PWM signals

open access: yesInformador Técnico, 2021
This work presents the design, simulation, and implementation of a low-power electronic transformer, which output effective voltage can be controlled wirelessly through WIFI, via a user interface on a mobile phone.
Nelson Trillos-León   +3 more
doaj   +1 more source

Structure–Function Decoupling of the Sensorimotor and Default Mode Networks in Black Americans With MS

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Background and Objectives Multiple sclerosis (MS) exhibits racially disparate rates of disease progression. Black people with MS (B‐PwMS) experience a more severe disease course than non‐Hispanic White people with MS (NHW‐PwMS). Here we investigated structural and functional connectivity as well as structure–function decoupling in the ...
Emilio Cipriano   +11 more
wiley   +1 more source

Pemodelan Fuzzy Logic Control untuk Pengendali PWM pada Buck Converter

open access: yesJurnal Nasional Teknik Elektro dan Teknologi Informasi, 2016
Recently the switching mode used in a buck converter is controlled by pulse width modulation (PWM) which has relatively higher efficiency compared to a linear power supply system. In general, there are two problems that often occur in the buck converter,
Helmy Mukti Himawan   +2 more
doaj   +1 more source

Paramagnetic Rim Lesions Are Associated With Trans‐Synaptic Degeneration of the Visual Pathway in Multiple Sclerosis

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objectives Retrograde trans‐synaptic degeneration (rTSD) from posterior visual pathway lesions in multiple sclerosis (MS) is characterized by hemi‐macular ganglion cell‐inner plexiform layer (GCIPL) thinning and contralateral visual field loss.
Abdul Jaber Tayem   +17 more
wiley   +1 more source

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