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With over 500 experts and 35 years of experience in renewable energy we mitigate risk and navigate complexity throughout the project lifecycle and across the value chain.

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Renewable energy technical advisory, certification, and testing services from one trusted source, UL.

AWS Truepower and UL DEWI are now UL

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UL supports the wind, offshore wind, and solar energy industries. Learn how we empower successful outcomes.

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Renewable energy solutions provide support throughout the project lifecycle and across the value chain.

Knowledge Center

  • Brochure

    UL Renewables Wind Certification

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  • Brochure

    UL Renewables Asset Management Qualifications

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  • Brochure

    UL Renewables Solar Energy Services

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  • Brochure

    UL Renewable Energy Services Overview

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  • Article

    Pyranometers Versus Reference Cells for Solar Monitoring

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  • Article

    Use Data to Boost Output Over Entire Portfolio

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  • Article

    The Value Proposition of Load Coincidence and Offshore Wind

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  • Article

    Wind Speed Only Tells Part of the Story

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  • Presentation

    Status and Prospects for Offshore Wind Energy in Germany 2018

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  • Presentation

    Wind Statistics for Germany 2018

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  • Presentation

    Is Solar Overproduction Costing You?

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  • Presentation

    Offshore Wind: Mitigation of Natural Gas Based Market Price Spikes During Extreme Cold Weather Conditions

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  • Study

    The Wind Forecast Improvement Project: Final Results from the Southern Study Area

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  • Assessment of Offshore Wind System Design Safety and Operation Standards Report
    Study

    Assessment of Offshore Wind System Design, Safety, and Operation Standards

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  • Study

    Observing System Simulation Experiments (OSSEs) for the Mid-Columbia Basin

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  • Study

    New York’s Offshore Wind Energy Development Potential in the Great Lakes: Feasibility Study

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  • Technical Paper

    Status and Prospects for Offshore Wind Energy in Germany 2018

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  • Technical Paper

    Wind Statistics for Germany 2018

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  • Technical Paper

    First in situ evidence of wakes in the far field behind offshore wind farms

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  • Technical Paper

    Impact of atmospheric stability on X-band and C-band synthetic aperture radar imagery of offshore windpark wakes

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  • Video

    Windnavigator – Wind Resource Grids

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  • Video

    Windnavigator – Time Series Data

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  • Video

    Windnavigator – Data and Maps

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  • Video

    Using Uncertainty Maps to Optimize Wind Plant Design and Manage Risk

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  • Webinar

    Lidar y Sodar: funcionamiento, operación, usos y limitaciones

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  • Webinar

    Windographer 4.1 and Windographer Products

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  • Webinar

    Openwind Webinar 2018

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  • Webinar

    Re-evaluación del recurso con datos operacionales

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What’s New?

The #Duckcurve is posing a challenge for the #energy infrastructure. It shows how disruptive #solar can be for grid stability. Learn more about this curve and what is being done with advanced technologies to tame the duck https://t.co/KODxTibXnc https://t.co/S1rUpmtHH2

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