Tag Archives: Wind turbines
-
Wind Turbine Performance Analytics Techniques: Where to Look for More Production—Tracking Every Asset with Wind Farm Owner’s Data
As the wind industry matures, there is growing use of analytics to improve turbine performance, reduce downtime and maintenance costs, and extend the life of assets. This report discusses how standard performance measurement methods can be augmented with state-of-the art analytics, including comparing performance among neighboring turbines and analyzing blade pitch and rotational speeds. The […]
-
Technology Insights Brief: Magnetic Gearboxes for Extreme-Scale Wind Turbines
By relying on field forces rather than physical contact between surfaces to achieve high rotational speed, magnetic gears can potentially reduce the mass and cost of drive-trains for wind turbines rated above 10 megawatts, while improving efficiency and reliability. This brief report provides an overview of the technical basis, status, and potential of magnetic gearboxes […]
-
Application of Advanced Concrete Technology in Tall Wind Towers
This study examines combining bendable concrete (also known as engineered cementitious composite) and high-strength concrete to construct taller wind turbine towers with enhanced durability. It discusses development, characterization, and selection of materials and quantifies the economic advantages.
-
Large Rotors for Wind Turbines: Benefits and Challenges
Larger rotor blades in wind turbines are decreasing energy generation costs, but also come with challenges, such as transportation, manufacturability, and reliability. This report provides cost-benefit analyses for increasing rotor size in onshore and offshore turbines and evaluates various approaches to overcome these challenges, including use of alternative materials, innovative manufacturing processes, and blade segmentation.
-
Avian Species and the Electric Power Sector: Potential Research and Technology Gaps Related to Proposed Migratory Bird Treaty Act Permitting
This technical brief summarizes proposed permitting under the Migratory Bird Treaty Act; identifies research gaps related to transmission, distribution, and wind energy construction and operations; and summarizes resources to help the electric power industry identify cost-effective mitigation and compliance with the Act.
