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Energies | Free Full-Text | Axial-Flux Permanent-Magnet Dual-Rotor Generator for a Counter-Rotating Wind Turbine
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Estimation of operational parameters of the counter-rotating wind turbine with artificial neural networks - ScienceDirect
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New Contra-rotating Turbine Design Produces Double the Energy of the World's Largest Turbine | Happy Eco News
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Prediction of aeroacoustic performance of counter-rotating wind turbine by changing the rotational speed of front rotor | SN Applied Sciences
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Figure 1 from Finite element analysis of a wind generator with two counter- rotating rotors | Semantic Scholar
![File:Counter-rotating wind turbine art on hilltop, Seal Point Park, City of San Mateo, California (6864389610).jpg - Wikimedia Commons File:Counter-rotating wind turbine art on hilltop, Seal Point Park, City of San Mateo, California (6864389610).jpg - Wikimedia Commons](https://upload.wikimedia.org/wikipedia/commons/0/0c/Counter-rotating_wind_turbine_art_on_hilltop%2C_Seal_Point_Park%2C_City_of_San_Mateo%2C_California_%286864389610%29.jpg)