Results 51 to 60 of about 54,360 (207)

Pulse width modulation and pulse ratio modulation: experimental comparison in DC/DC conversion

, 2006
Pulse Ratio Modulation is a variable frequency modulation technique that allow to overcome bandwidth limitation of switching devices in case of DC/AC and DC/DC conversion. Aim of this work is to investigate, in case of DC/DC conversion, the advantages of
LANDI, ALBERTO, ALDO BALESTRINO, DAVIDE CORSANINI   +2 more
core   +1 more source

Design of Pulse Width Modulation of Intelligent Control System of Vibration Stress Relief

Gong-kuang zidonghua, 2012
The paper analyzed problems existed in realizing pulse width modulation of intelligent control system of vibration stress relief which includes short timing time of the single-chip microcomputer, method of initial value writing of the timer and low ...
WANG An-ming
doaj  

A Comprehensive Approach to Pulse Modulation for Attitude Control with Thrusters Subject to Switching Restrictions

, 2005
A pulse modulation scheme based on two modulation curves is proposed for applications in spacecraft attitude control using thrusters which may be subject to switching restrictions.
Bals, Johann, Kienitz, Karl Heinz
core  

Performance Analysis of LLC Resonant and Pulse Width Modulation Direct Current- Direct Current Converters for Buck and Boost Operation

This paper accentuates the study of LLC resonant converter by a comparative analysis of the properties of LLC resonant and pulse width modulation direct current-direct current converters.
Mohammad Mustafizur Rahman, Arif Ahammad, Ifte Khairul Amin, Rashed Abdullah   +3 more
core   +1 more source

Impact Of The Pulse Width Modulation On The Temperature Distribution In The Armature Of A Solenoid Valve

, 2015
In order to estimate the inductive power set in the armature of the high-speed solenoid valve (HSV) during the open loop control (OLC) using pulse width modulation (PWM) an analytical explicit formula has been derived.
Goraj, R., R. Goraj
core   +1 more source

An innovative 11-level multilevel inverter topology with rotating trapezoidal SPWM for industrial and renewable applications

Scientific Reports
This paper provides a new, less complex multilevel inverter topology that can be used for industrial loads and renewable energy sources. The arrangement consists of eight switches to produce an 11-level output voltage with two uneven input sources ...
Shaik. Shakeera, K. Rachananjali
doaj   +1 more source

Optimal time-domain pulse width modulation for three-phase inverters

AIP Advances, 2020
An optimal time-domain technique for pulse-width modulation (PWM) in three-phase inverters is presented. This technique is based on the time-domain per phase analysis of three-phase inverters for linear, balanced output load circuits.
Siddharth Tyagi, Isaak Mayergoyz
doaj   +1 more source

Segment Reduction-Based Space Vector Pulse Width Modulation for a Three-Phase F-Type Multilevel Inverter with Reduced Harmonics and Switching States

, 2023
An improved segment reduction-based space vector pulse width modulation (SVPWM) for an F-type three-level inverter (FT2LI) is presented in this article.
Madhavan, Meenakshi, Chellammal Nallaperumal, Hossain, Md Jahangir, Meenakshi Madhavan, Md. Jahangir Hossain, Nallaperumal, Chellammal   +5 more
core   +1 more source

Digital pulse interval and width modulation for optical fiber communications

, 1995
This paper investigates the implementation of a new digital pulse time modulation technique based on digital pulse interval and width modulation scheme.
Ghassemlooy, Zabih, Reyher, Ralph, E. D. Kaluarachchi, Kaluarachchi, Eraj, Ralph U. Reyher, Simmonds, Andrew, Chan, Vincent, Zabih F. Ghassemlooy, A. J. Simmonds   +8 more
core   +1 more source

Scalar Pulse Width Modulation Strategies For Matrix Converters

Eletrônica de Potência, 2007
This paper describes three different scalar pulse width modulation (PWM) techniques for matrix converters to be compared to two other scalar techniques proposed here.
A. G. H. Accioly, V. N. Lima, F. Bradaschia, F. A. S. Neves, M. C. Cavalcanti, A. Samuel Neto   +5 more
doaj   +1 more source