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Corrosion Protection for Offshore Wind Turbines: Challenges and Innovative Solutions

30.06.2024

Offshore wind turbines are exposed to an increased risk of corrosion due to their maritime locations, which threatens the structural integrity and longevity of these turbines. Traditional protection methods such as multi-layer coatings are costly, time-consuming and also pose environmental risks. This article discusses innovative solutions.

Offshore wind turbines play an important role crucial role in the global energy transition. Your ability to use renewable Producing energy on a large scale makes it an indispensable part of the transition to cleaner energy sources. But their situation in maritime environments pose particular challenges for the Material integrity, especially with regard to the corrosion protection of wind turbines.

The challenge of corrosion of wind turbines in the sea.

Offshore wind turbines are extremely environmental conditions. Salty sea air, high humidity and constant exposure to wind and waves lead to increased risk of corrosion, which could affect the longevity and functionality of these equipment seriously endangers the situation. Corrosion is not just an optical problem; they attacks the structural integrity of the plants and can ultimately lead to a premature retirement. The consequences are not only of a technical nature, but also have a financial impact, as unforeseen repairs and Downtimes cause considerable costs.

Special challenges in the Offshore sector

In the offshore sector, thin metal sheets, which are flexible and adapt to the constant movements of the structure. While this flexibility is necessary, it increases the the risk of cracking in the protective coating, which increases the susceptibility to corrosion. further strengthened. The conventional solution – the application of multi-layer Paintwork – is not only time-consuming, but also depends on ideal weather conditions, which can lead to prolonged downtime.

Environmental impact of conventional Corrosion protection measures

In addition to the technical and financial Traditional corrosion protection measures also pose challenges Environmental risks. The use of varnishes and primers that produce volatile organic compounds (VOCs) pose a health and environmental risk. These substances contribute to air pollution and can cause harmful impact on the maritime environment.

Innovative solutions: RENOLIT CP Advanced

Against this background, the RENOLIT has developed the corrosion protection film RENOLIT CP Advanced. These self-adhesive film offers an efficient and environmentally friendly alternative to traditional paintwork. By integrating corrosion protection directly into the film, there is no need for primers and intermediate layers, which greatly simplifies and speeds up application.

Advantages of RENOLIT CP Advanced

1. Minimal downtime: The film can be removed in a single step can be applied directly to the cleaned surface of the tower segments. This significantly reduces downtimes as there are no long drying times are necessary.

2. Cost efficiency: By eliminating several work steps and materials can be processed with RENOLIT CP Advanced up to 60% of the usual costs can be saved.

3. Environmental compatibility: The application of the Film does not release VOCs and avoids the risk of environmental contamination by dripping or spilling paints and solvents.

4. Long-lasting protection: RENOLIT CP Advanced proven to provide long-term protection of at least 10 years, which is extensive tests and certifications according to the BAW standard.

5. Robustness: The high Resistance to UV radiation and extreme weather conditions has been demonstrated in several years of field tests.

Result

The use of innovative technologies such as RENOLIT CP Advanced can bring about a revolutionary change in the corrosion protection of offshore wind turbines. By reducing maintenance costs, minimising environmental risks and extending the life of the plants, this solution not only contributes to cost efficiency, but also also supports the Sustainable Development Goals in the field of renewable energies. This underlines the importance of advanced materials science and technical innovations in addressing challenges in the field of of wind energy.