Results 31 to 40 of about 12,997 (190)

Solar Photovoltaic and Thermal Energy Systems: Current Technology and Future Trends [PDF]

open access: yes, 2017
Solar systems have become very competitive solutions for residential, commercial, and industrial applications for both standalone and grid connected operations. This paper presents an overview of the current status and future perspectives of solar energy
Abu.Rub, Aitham   +2 more
core   +1 more source

Design and Optimization of Multilevel Inverters for Enhanced Power Quality in Renewable Energy Applications [PDF]

open access: yesE3S Web of Conferences
Multilevel inverters have gained significant attention in renewable energy systems due to their ability to generate high-quality output voltages with reduced harmonic distortion and lower switching losses. These inverters are widely used in photovoltaic (
Yuvaraj S.   +6 more
doaj   +1 more source

Power Quality Enhancement in Electricity Grids with Wind Energy Using Multicell Converters and Energy Storage [PDF]

open access: yes, 2019
In recent years, the wind power industry is experiencing a rapid growth and more wind farms with larger size wind turbines are being connected to the power system.
Allali, Ahmed   +5 more
core   +2 more sources

CASCADE TOPOLOGIES FOR THE ASYMMETRIC MULTILEVEL INVERTER BY NEW MODULE TO ACHIEVE MAXIMUM NUMBER OF LEVELS

open access: yesInternational Islamic University Malaysia Engineering Journal, 2016
:  Multilevel inverters have been introduced as useful devices to connect between DC-AC systems. They are high quality output and cost benefit systems with a wide range of applications.
Emad Samadaei   +3 more
doaj   +1 more source

Mathematical Analysis for Power Loss Analysis of a Seven Level Aligned Multilevel Inverter [PDF]

open access: yesE3S Web of Conferences
Multilevel inverters are widely used in many applications due to their superior performance over conventional inverter. However, due to increasing number of switches in existed multilevel inverts, the cost, size and losses are increasing continuously and
Jain Narendra Kumar   +3 more
doaj   +1 more source

Reduced Switch Multilevel Inverter Topologies for Renewable Energy Sources

open access: yesIEEE Access, 2021
This article proposes two generalized multilevel inverter configurations that reduce the number of switching devices, isolated DC sources, and total standing voltage on power switches, making them suitable for renewable energy sources.
Maryam Sarebanzadeh   +5 more
doaj   +1 more source

Less-conventional low-consumption galvanic separated MOSFET-IGBT gate drive supply [PDF]

open access: yes, 2017
A simple half-bridge, galvanic separated power supply which can be short circuit proof is proposed for gate driver local supplies. The supply is made while hacking a common mode type filter as a transformer, as the transformer shows a good insulation, it
Bikorimana, Jean Marie Vianney   +1 more
core   +3 more sources

A Novel Seven Level Inverter with Reduced Switch Count and THD for PV System Applications [PDF]

open access: yesE3S Web of Conferences
Based on economic, controllability and total harmonic distortion (THD) Multilevel inverters are more rising devices in many applications compare to other traditional inverters.
Venkateswarlu M.   +4 more
doaj   +1 more source

Energy Balance Control of a Cascaded Multilevel Inverter for Standalone Solar Photovoltaic Applications

open access: yesEnergies, 2017
This paper presents a clock phase-shifting (CPS) energy balance control (EBC) method for cascaded half-bridge multilevel inverters in standalone solar photovoltaic (PV) systems. It is based on the conservation of energy in each cascaded unit. By shifting
Lei Wang, Qinghua Wu, Wenhu Tang
doaj   +1 more source

Discontinuous PWM Strategy with Frequency Modulation for Vibration Reduction in Asynchronous Machines

open access: yesMachines, 2023
The aim of this paper is to present our research into the reduction of vibrations in induction motors. The use of power inverters results in the generation of electrical harmonics, which increase the level of the mechanical vibrations of electrical ...
Antonio Ruiz-González   +3 more
doaj   +1 more source

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