Polymetallic Coatings to Control Biofouling in Pipelines: Challenges and Potential

Biofouling control is essential for industries and research, focusing on preventing corrosion and fouling on pipelines and surfaces. Various methods, including metallic coatings, biocides, and innovative technologies, are used to overcome biofouling and biocorrosion. Environmental considerations are also important in this process.

Format: Paperback / softback
Length: 118 pages
Publication date: 25 September 2023
Publisher: Taylor & Francis Ltd

Biofouling, a pervasive issue in numerous industrial and research sectors, encompasses the accumulation of organic matter, such as algae, bacteria, and fungi, on surfaces. This phenomenon not only hinders the efficiency of water treatment systems but also poses significant challenges in the transportation of biofuels, particularly through pipelines. Microbially induced corrosion (MIC), a corrosive process driven by microorganisms, further exacerbates the problem by attacking the metal surfaces of pipelines, leading to pipeline failures and economic losses.

To address biofouling and MIC, researchers have conducted extensive experiments to develop effective strategies. One approach involves the use of metallic coatings, such as zinc or copper, which act as barriers against biofouling organisms. These coatings not only prevent the attachment of biofilms but also inhibit the growth and activity of microorganisms. However, it is crucial to consider the environmental impact of metallic coatings, as they can release harmful substances into the environment during their production and disposal.

In addition to metallic coatings, novel technologies are emerging to prevent biofouling on metallic and polymeric substrates. One such technology is the use of biocides, which are chemicals that kill or inhibit the growth of microorganisms. Biocides can be applied directly to the surface of pipelines or incorporated into coatings to provide long-lasting protection against biofouling.

Another innovative approach is the use of ultrasound technology, which can disrupt the biofilm formation process by generating high-frequency sound waves. This method has shown promising results in reducing biofouling on underwater surfaces and can potentially be applied to pipelines as well.

Furthermore, the development of smart coatings that respond to environmental conditions, such as temperature or pH, is gaining attention. These coatings can alter their properties to prevent biofouling or promote the growth of beneficial microorganisms, thereby maintaining the integrity of pipelines.

In conclusion, biofouling control is a critical issue with broad significance and applicability in various industrial and research areas. By implementing effective strategies, such as metallic coatings, biocides, ultrasound technology, and smart coatings, we can mitigate the detrimental effects of biofouling and MIC on pipelines and other surfaces. Continued research and development in this field will help us develop more sustainable and cost-effective solutions for biofouling prevention.

Weight: 249g
Dimension: 234 x 156 (mm)
ISBN-13: 9781032044903