Results 21 to 30 of about 171,662 (340)

Coordinated Control of HVDC and HVAC Power Transmission Systems Integrating a Large Offshore Wind Farm

open access: yesEnergies, 2019
The development of efficient and reliable offshore electrical transmission infrastructure is a key factor in the proliferation of offshore wind farms (OWFs). Traditionally, high-voltage AC (HVAC) transmission has been used for OWFs.
Ali Bidadfar   +5 more
doaj   +1 more source

Power Oscillation Analysis of PMSG Wind Power Generation System Considering Power Control Nonlinearity

open access: yesFrontiers in Energy Research, 2022
High proportion of renewable energy generation, especially wind power generation, has changed the dynamic behavior of power systems and leads to emerging stability issues such as oscillation accidents.
Jianing Liu   +4 more
doaj   +1 more source

Optimizing the roles of unit and non-unit protection methods within DC microgrids [PDF]

open access: yes, 2012
The characteristic behavior of physically compact, multiterminal dc networks under electrical fault conditions can produce demanding protection requirements.
Burt, Graeme   +4 more
core   +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

Design, Control and Testing of a Modular Multilevel Converter with a Single Cell per Arm in Grid-Forming and Grid-Following Operations for Scaled-Down Experimental Platforms

open access: yesEnergies, 2022
Modular multilevel converters (MMC) can be used in several applications, especially (but not only) in high-voltage direct current (HVDC) and STATCOM.
Jaume Girona-Badia   +10 more
doaj   +1 more source

Frequency support characteristics of grid-interactive power converters based on the synchronous power controller [PDF]

open access: yes, 2016
Grid-interactive converters with primary frequency control and inertia emulation have emerged and are promising for future renewable generation plants because of the contribution in power system stabilization.
Remón Rodríguez, Daniel   +2 more
core   +2 more sources

An Overview on the Recent Advances of the Voltage Source Converter Control Modes in Terms of their Roles in Transmission Grid Ancillary Services

open access: yesENP Engineering Science Journal, 2022
Voltage Source Converters (VSC) are expected to be one of the major actors in future AC transmission grids. Their role includes the interconnection of renewable energy, from distributed sources such as residential PV to large Offshore Wind Farms (OWF ...
Rayane Mourouvin   +4 more
doaj   +1 more source

An adaptive disturbance rejection control scheme for voltage regulation in DC micro-grids [PDF]

open access: yes, 2019
© 2019 IEEE. Personal use of this material is permitted. Permission from IEEE must be obtained for all other uses, in any current or future media, including reprinting/republishing this material for advertising or promotional purposes, creating new ...
Costa Castelló, Ramon   +2 more
core   +1 more source

Unified Virtual Oscillator Control for Grid-Forming and Grid-Following Converters [PDF]

open access: yesIEEE Journal of Emerging and Selected Topics in Power Electronics, 2021
A unified virtual oscillator controller (uVOC) is proposed, which enables a unified analysis, design, and implementation framework for both grid-forming (GFM) and grid-following (GFL) voltage source converters (VSCs). Oscillator based GFM controllers, such as dispatchable virtual oscillator control (dVOC), offer rigorous analytical framework with ...
M. A. Awal, Iqbal Husain
openaire   +2 more sources

Stability Impacts of an Alternate Voltage Controller (AVC) on Wind Turbines with Different Grid Strengths

open access: yesEnergies, 2023
This paper studies the stability impact of the alternate voltage controller’s (AVC) low-pass filter (LPF) in a wind turbine’s grid-connected voltage source converter (VSC).
Dimitrios Dimitropoulos   +2 more
doaj   +1 more source

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