Results 71 to 80 of about 829 (203)

Multilevel Inverters with Imbricated Switching Cells, PWM and DPWM-Controlled

Elektronika ir Elektrotechnika, 2010
This paper analyzes the functioning of multilevel voltage inverters with imbricated switching cells, destined for high and very high-power applications. Based on the theoretic principles, it presents the functioning of the three-phase voltage inverter with three-level imbricated cells.
O. Ursaru, C. Aghion
openaire   +1 more source

A highly effective and simplified DPWM algorithm for NPC inverters for high power factor load applications [PDF]

In recent years, high-power three-level neutral point clamped (NPC) inverters have significantly increased, particularly in the renewable energy sector and industries. These inverters are crucial in applications such as offshore wind farms and high-power
Pham, Minh-Duc; Ho Chi Minh City University of Technology (HCMUT), Nguyen, Nho Van; Ho Chi Minh City University of Technology (HCMUT), Nguyen, Duc Hung; Ho Chi Minh City University of Technology (HCMUT)   +2 more
core   +1 more source

A Carrier-based Two-Phase-Clamped DPWM Strategy With Zero-Sequence Voltage Injection for Three-Phase Quasi-Two-Stage Buck-Type Rectifiers

, 2022
A three-phase buck-type rectifier features a step-down ac-dc conversion function, which is considered as a prominent solution for electric vehicle chargers and telecommunication systems integrated to the grid above 380 V line to line.
Gao, Fei (author), Bauer, P. (author), Soeiro, Thiago B. (author), Xu, J. (author), Tang, Houjun (author), Wu, Y. (author), Wang, Y. (author)   +6 more
core   +1 more source

Analysis of Efficiency and Noise, Vibration, and Hardness Characteristics of Inverter for Electric Vehicles According to Pulse Width Modulation Technique

World Electric Vehicle Journal
This study investigates the efficiency and noise, vibration, and harshness (NVH) characteristics of electric vehicle (EV) powertrains based on three key Pulse Width Modulation (PWM) techniques: Space Vector PWM (SVPWM), Discontinuous PWM (DPWM), and ...
Do-Yun Kim
doaj   +1 more source

Discontinuous Pulse Width Modulation In Flux Angle Control Of Induction Motors [PDF]

International Journal of Research and Technology in Electrical Industry
In this study, flux angle control (FAC) with discontinuous modulation is presented for induction motor drives with the aim of optimizing motor and inverter losses under light load conditions.
Mohammad Reza Mohebbi, Davood Arab Khaburi   +1 more
doaj   +1 more source

Simulation and implementation of DPWM algorithm for NPC three-level inverter

Journal of Physics: Conference Series, 2019
Abstract The application of discontinuous pulse width modulation (DPWM) in high-power inverters can effectively improve the equivalent switching frequency of the inverter and improve the control performance of the system. In this paper, the DPWM3 algorithm of NPC type three-level inverter is researched in detail from the judgment of the ...
Xia Hang, Zhang Jie
openaire   +1 more source

Simulation and experimental tests of a real-time DPWM technique for the control of VSI-IM Drive [PDF]

, 2017
In the present paper experimental and simulation results of three phase voltage source inverter (3P-VSI) controlled by the strategy called discontinuous pulse width modulation technique (DPWM_3) corresponding to four saturation of 30° are presented. This
Zaamouche, Fares, Saad, Salah, Hamiche, Larbi, Chouaf, Fethi   +3 more
core  

An Overall Minimized Switching Loss Discontinuous PWM Strategy for Neutral Point Clamped Three Level Inverters

IEEE Access, 2019
Aim at reducing switching loss (SL) of neutral-point clamped three-level inverter (NPC TLI) as much as possible, a novel SL minimized discontinuous pulse width modulation (SLMDPWM) strategy is proposed in this paper.
Weidong Jiang, Jinsong Li, Jinping Wang, Jianing Wang, Xinmei Huang   +4 more
doaj   +1 more source

Spatial distribution of cerebral microbleeds and FLAIR hyperintensities on follow-up MRI after radiotherapy for lower grade glioma. [PDF]

Res Diagn Interv Imaging, 2023
Kłos J, Kloet RW, van der Weide HL, Ng Wei Siang K, Sinnige PF, Kramer MCA, Dierckx RAJO, Borra RJH, van der Hoorn A.   +8 more
europepmc   +1 more source

Hybrid DPWM with process and temperature calibration [PDF]

, 2021
openaire   +1 more source