Wind Turbine Monitoring Articles & Analysis
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Calibrating Modelled High-Resolution Time Series with Measurements - Case Study
In wind energy projects, obtaining precise and reliable wind resource data is crucial, yet the available data often remains limited in both time and space. To extend this data into the long term, integrating real-world measurements with model results becomes essential. This study demonstrates the process of improving modelled turbulence using observational data and calibrating high-resolution ...
By Vortex SL
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Project - St. Lawrence/Fermeuse Wind Farm
Client: ENEL/One Wind Status: Completed One Wind’s St. Lawrence and Fermeuse Wind Farms, located in Newfoundland & Labrador, provide a combined 54MW of green energy capacity to the province’s power grid, providing enough electricity to power about 14,000 homes collectively. Pennecon Technical Services (PTS) were contracted by ENEL in 2008 to provide start-up and ...
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At lofty heights: 3D Scan of a wind turbine blade
The maintenance of wind turbines, and whole wind farms, is a challenge. Normally wind turbines are designed to operate for 20 years. During these 20 years they are subjected to all kinds of weather conditions and heavy loads, but thanks to modern acquisition technology and advanced numerical models, such conditions can be addressed and even turned into increased annual energy production. To ...
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The Successful Wind Asset Management Services Playbook
Effective asset management has become a buzz word in wind. We talk about it a lot. We peer at it from various lenses. And we pick at it from dawn to dusk. We get it. As renewable energy developers, managers, and consultants, we want answers: what really makes for effective wind asset management services? Today, as we round up a decade of actively campaigning for renewable energy, onshore wind ...
By Powerhub
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Measuring Offshore Wind Resources
To select the right offshore wind site, estimate the future energy output of a wind farm, and determine the best layout for the turbines, project developers must conduct wind resource assessment (WRA) campaigns on site. This is a critical phase of the successful development of wind farms. WRA campaigns on terrestrial sites have traditionally been performed using meteorological towers equipped ...
By NRG Systems
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Wind turbine controlling of the future
Higher, more robust, more reliable: Parallel to the growing requirements for wind turbines, the requirements for monitoring sensors grow as well. But how can wind sensor manufacturers fulfil these wishes? And how should a future wind sensors look like? After analysing the current conditions and trends on the wind energy market, our CEO Klaus Hirzel compiled a wish list for future wind sensors. ...
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Power curve measured and verified – Case Study
In 2010 RSE SpA (Energy System Research Inc.) within a Program Agreement with the Italian Ministry of Economic Development started a measurement campaign on a Libellula wind plant installed in Tuscany. The campaign lasted 1 ½ years and during this time RSE measured the turbine’s power curve following the requirements of the relevant IEC Standard ( EN 61400-12-1 – EN 61400-2). ...
By Aria srl
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Monopiles to remain Dominant Offshore Foundation in Europe: Consultant
Monopiles will be Europe’s dominant offshore wind foundation for the next five years despite increasing turbine capacity, Tim Fischer, Head of Wind at German consultancy Ramboll, said. Monopile projects have dominated the offshore wind market but windfarms are moving towards larger turbines requiring larger foundations. While many proponents are promoting the value of jacket foundations ...
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Productivity of small wind turbines for various wind potentials conditions: application in Bulgaria and Corsica
Less or more accurate power curve models are generally used to simulate the wind turbine electrical production versus the available wind speed. However, if such models are adapted to large machines, this is not the case for small ones. The objective of this paper is to study the impact of different small-scale wind turbines power curves and wind distributions on the electrical production. An ...
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A combined electro-mechanical control technique for dynamic voltage regulation of a stand-alone wind turbine generator
This paper introduces a computer-based model and dynamic simulation of a combined electro-mechanical control technique for a stand-alone wind turbine generator system. The presented combined control technique consists of three closed loops for speed regulation, nacelle alignment and dynamic load voltage regulation. Speed regulation is achieved by adjusting the pitch angle of the turbine blades. ...
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The power coefficient of windmills in ideal conditions
The windmill efficiency, also designated as the power coefficient, is defined as the ratio of the actual power output to the power present in the free stream of a fluid flowing through the same cross-sectional area. There are remarks in the literature to the effect that the power coefficient of actual windmills is very close to the ideal power coefficient or Betz limit of 0.5926. In this paper, ...
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