Results 41 to 50 of about 42,783 (242)
Optimal Hybrid Pulse Width Modulation for Three-Phase Inverters in Electric Propulsion Ships
MachinesGlobal interest in environmentally friendly ships has surged as a result of greenhouse gas reduction policies and the demand for carbon neutrality. Despite growing demand for electric propulsion systems, there is a lack of research and development on ...
Chan Roh +5 more
doaj +1 more source
IEEE Access, 2021 There is a wide application prospect of Nearest level pulse width modulation (NL-PWM) in cascaded H-bridge (CHB) converter, however, it will produce narrow- and error-pulse in the process of implementation, which has a negative impact on CHB efficiency ...
Jie Mu +4 more
doaj +1 more source
A general approach to synthesis and analysis of quasi-resonant converters [PDF]
, 1991 A method for systematic synthesis of quasi-resonant (QR) topologies by addition of resonant elements to a parent pulse-width modulation (PWM) converter network is proposed.
Maksimović, Dragan, Ćuk, Slobodan
core +2 more sources
Optimized Synchronous Pulse Width Modulation Strategy Based on Discontinuous Carriers
Energies, 2023 This article proposes a new technique called optimized discontinuous carrier pulse width modulation (ODCPWM), whose main objective is to solve the issue of significant output voltage harmonics of conventional synchronous carrier modulation at low carrier
Xuefeng Jin +3 more
doaj +1 more source
Decoupled PWM Control of a Dual-Inverter Four-Level Five-Phase Drive [PDF]
This paper studies pulse-width modulation (PWM) techniques suitable for a four-level five-phase open-end winding (OeW) drive. The drive comprises a five-phase induction machine, supplied using two two-level voltage source inverters (VSIs) with isolated ...
Darijevic, M +3 more
core +1 more source
Comparison of single-phase matrix converter and H-bridge converter for radio frequency induction heating [PDF]
, 2007 This paper compares the newly developed single-phase matrix converter and the more conventional H- bridge converter for radio frequency induction heating.
Bingham, Chris +3 more
core +1 more source
Advanced Materials Technologies, EarlyView.This review explores recent advances in digital micromirror device (DMD)‐based lithography, focusing on its programmable light modulation, multi‐material compatibility, and dimensional patterning strategies. It highlights innovations from optical system design to materials integration and multifunctional applications, positioning DMD lithography as a ...
Yubin Lee +5 more
wiley +1 more source
Automatika, 2022 In this work, a new direct power synergetic-sliding mode (DPSSM) technique based pulse width modulation (PWM) strategy for doubly-fed induction generator (DFIG) integrated to variable speed dual-rotor wind power (DRWP) systems is designed.
Habib Benbouhenni +2 more
doaj +1 more source
Five-level selective harmonic elimination PWM strategies and multicarrier phase-shifted sinusoidal PWM: A comparison [PDF]
, 2005 The multicarrier phase-shifted sinusoidal pulse-width modulation (MPS-SPWM) technique is well-known for its important advantage of offering an increased overall bandwidth as the number of carriers multiplied with their equal frequency directly controls ...
Agelidis, V.G. +3 more
core +1 more source
Advanced Materials Technologies, EarlyView.This review explores advances in wearable and lab‐on‐chip technologies for breast cancer detection. Covering tactile, thermal, ultrasound, microwave, electrical impedance tomography, electrochemical, microelectromechanical, and optical systems, it highlights innovations in flexible electronics, nanomaterials, and machine learning.
Neshika Wijewardhane +4 more
wiley +1 more source