Results 11 to 20 of about 11,626 (218)

Review on Multi Level Inverter Topologies and Control Strategies for Solar Power Conversion

open access: yesEmitter: International Journal of Engineering Technology, 2020
Nowadays solar power has become an alternate method of power generation for standalone systems for both urban and rural electrification. The Power Electronics converters used for the power conversion should provide quality AC output to have near ...
B. G. Shivaleelavathi   +2 more
doaj   +1 more source

A Novel DC-Power Control Method for Cascaded Converter under DC Voltage-Imbalance Condition

open access: yesJournal of Electrical and Computer Engineering, 2022
This paper proposes an interphase power control algorithm (IPCA) and submodule power control algorithm (SPCA) based on state transition PWM (ST-PWM) for cascaded H-bridge inverter with unbalanced DC sources.
Zhenglong Xia   +5 more
doaj   +1 more source

MSHE-PWM harmonic suppression method of mine hoist active front end

open access: yesGong-kuang zidonghua, 2015
In view of problem of harmonic pollution and system loss of active front end of 10 kV high voltage mine hoist, MSHE-PWM harmonic suppression method was proposed.
WAN Jun, WANG Yu, WEN Xiaofei
doaj   +1 more source

Analysis of Switching Sequence Operation for Reduced Switch Multilevel Inverter With Various Pulse Width Modulation Methods

open access: yesFrontiers in Energy Research, 2020
Pulse width modulation (PWM) methods are used to control the switching sequence operations of conventional multilevel inverters (MLIs) and reduced switch multilevel inverters (RSMLIs).
Vinod Kumar Kanike, Saravanakumar Raju
doaj   +1 more source

A Carrier-Based PWM Strategy Providing Neutral-Point Voltage Oscillation Elimination for Multi-Phase Neutral Point Clamped 3-Level Inverter

open access: yesIEEE Access, 2019
General pulse width modulation (PWM) model for multi-phase neutral point (NP) clamped (NPC) 3-level inverter (3LI) is described. A novel PWM strategy for N -phase NPC 3LI with unconditional NP voltage balance is proposed as well as its carrier-based ...
Weidong Jiang   +4 more
doaj   +1 more source

Kontrol Proporsional Integral Derivatif (PID) pada Kecepatan Sudut Motor DC dengan Pemodelan Identifikasi Sistem dan Tuning

open access: yesJurnal Elkomika, 2021
ABSTRAK Penelitian ini mengusulkan tentang sistem kontrol kecepatan sudut Motor Direct Current (DC) menggunakan kontrol Proporsional Integral Derivatif (PID).
ALFIAN MA'ARIF   +2 more
doaj   +1 more source

Optimization method for precise control of proportional electromagnetic valve for automatic drive of agricultural machinery

open access: yes浙江大学学报. 农业与生命科学版, 2018
To solve the problems of pulse width modulation (PWM) proportional solenoid valve control mode, such as large current ripple and low control precision, a method of dual PWM was adopted to control the proportional solenoid valve.
GENG Biao   +4 more
doaj   +1 more source

Hybrid low switching frequency modulation strategy with high dynamic response for high‐power voltage source converter

open access: yesIET Electric Power Applications, 2023
For high‐power converters, the low switching frequency (SF) modulation represented by selective harmonic elimination pulse width modulation (SHE‐PWM) is crucial to reduce the switching loss and enhance the efficiency with a good steady‐state performance.
Bo Guan, Xuyang Yan
doaj   +1 more source

Hybrid PWM Control for Regulating the High-Speed Operation of BLDC Motors and Expanding the Current Sensing Range of DC-link Single-Shunt

open access: yesEnergies, 2019
This study developed a hybrid pulse width modulation (PWM) control method intended for use in a high-speed brushless dc (BLDC) motor drive system that uses DC-link single-shunt current measurement.
Nam Huh   +3 more
doaj   +1 more source

Low Switching Frequency Multi-Layered Model Predictive Control Strategy for Three-Phase PWM Rectifier

open access: yes南方能源建设
[Objective] With the continuous expansion of the use of DC microgrids in distribution networks, high-power three-phase pulse width modulation (PWM) rectifiers are becoming increasingly important.
Juzhong WANG   +6 more
doaj   +1 more source

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