Results 21 to 30 of about 1,076,247 (188)

Frequency regulation participation of offshore wind farm integrated by diode-rectifer HVDC system

open access: yesThe Journal of Engineering, 2019
Large-scale wind farms integrated with multi-terminal direct current (MTDC) system decouples the frequency between the wind farms and the receiving end, resulting in weakened frequency regulation ability of the onshore AC grid. Recently a new topology is
Lijun Xie   +6 more
doaj   +1 more source

Coordinate control strategy for stability operation of offshore wind farm integrated with Diode-rectifier HVDC

open access: yesGlobal Energy Interconnection, 2020
Due to low investment cost and high reliability, a new scheme called DR-HVDC (Diode Rectifier based HVDC) transmission was recently proposed for grid integration of large offshore wind farms.
Lijun Xie   +4 more
doaj   +1 more source

The Economics of Wind Power in China and Policy Implications

open access: yesEnergies, 2015
In 2009, the implementation of feed-in tariff (FIT) and attractive public subsidies for onshore wind farms aroused great investment enthusiasm and spurred remarkable development of wind power in China. Meanwhile, rapid learning-by-doing has significantly
Zifa Liu   +3 more
doaj   +1 more source

Investigating the Converter-Driven Stability of an Offshore HVDC System

open access: yesEnergies, 2021
Offshore wind farms are increasingly built in the North Sea and the number of HVDC systems transmitting the wind power to shore increases as well. To connect offshore wind farms to adjacent AC transmission systems, onshore and offshore modular multilevel
Matthias Quester   +5 more
doaj   +1 more source

An FMEA-Based Risk Assessment Approach for Wind Turbine Systems: A Comparative Study of Onshore and Offshore [PDF]

open access: yes, 2014
Failure mode and effects analysis (FMEA) has been extensively used by wind turbine assembly manufacturers for analyzing, evaluating and prioritizing potential/known failure modes.
Shafiee, Mahmood   +5 more
core   +1 more source

Exploring the Influence of the Parameters’ Relationship between Reliability and Maintainability for Offshore Wind Farm Engineering

open access: yesEnergies, 2022
The two main research goals of this study are to develop a relationship diagram between the parameters of reliability and maintainability and to investigate the impact of reliability and maintenance on engineering design costs.
I-Hua Chung
doaj   +1 more source

Onshore wind farm - Reliability centered cable routing

open access: yesElectric Power Systems Research, 2021
Abstract Designing an onshore wind farm is a complex planning process that requires various stages to be completed. The prime focus of this work is to assist planners and experts in finding the optimal cable layout of the onshore wind farm. The optimization algorithm is designed using mixed integer linear programming (MILP).
Duvnjak Zarkovic, Sanja   +2 more
openaire   +2 more sources

End-of-life decision making for onshore wind and solar farms in Great Britain. Research findings and recommendations [PDF]

open access: yes, 2021
In the context of a global transition to decarbonise the energy system and meet NetZero targets, expanding energy output from renewables is increasingly important.
Windemer, Rebecca
core  

Analysis of offshore wind turbine operation & maintenance using a novel time domain meteo-ocean modeling approach [PDF]

open access: yes, 2012
This paper presents a novel approach to repair modeling using a time domain Auto-Regressive model to represent meteo-ocean site conditions. The short term hourly correlations, medium term access windows of periods up to days and the annual distibution of
Dinwoodie, Iain Allan   +2 more
core   +3 more sources

Impact of Primary Frequency Control of Offshore HVDC Grids on Interarea Modes of Power Systems

open access: yesEnergies, 2019
Offshore high-voltage DC (HVDC) grids are developing as a technically reliable and economical solution to transfer more offshore wind power to onshore power systems.
Ali Bidadfar   +4 more
doaj   +1 more source

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