中文
Environmental dredging is a key engineering means to remove and treat contaminated underwater sediments. Its core goal is to efficiently complete the dredging task while minimizing environmental disturbances (such as sediment resuspension, pollutant diffusion, etc.). According to research by the Western Dredging Association (WEDA), the difficulty of environmental dredging lies in how to balance the “5R” goals (removal, resuspension, release, residuals, and risk).
CDSR dredging hoses play a vital role in ensuring efficient removal of bottom sediments. The dredging process requires that mud, sand and other materials be transported to designated treatment or discharge locations through pipelines. This process places high demands on the wear resistance and mechanical strength of the pipelines. CDSR dredging hose is designed with high-strength materials, which can effectively resist the abrasion of high-concentration materials for a long time and ensure the continuity and stability of dredging operations.
The requirement to reduce sediment resuspension during environmental dredging requires that fluid dynamics be considered when designing dredging hoses. CDSR dredging hose effectively reduces fluid turbulence during transportation by optimizing the inner wall smoothness and pipe diameter matching, thereby reducing the sediment re-suspension phenomenon caused by flow velocity fluctuations. This not only promotes the smooth transport of sediments, but also inhibits the spread of pollutants to a certain extent, helping to control risks.
The sediments involved in environmental dredging often carry various pollutants. The hose material must have good chemical stability to avoid secondary pollution of the water body caused by its own components. CDSR dredging hose adopts environmentally friendly and corrosion-resistant composite materials to ensure reliable performance under harsh working conditions, reduce the risk of pollutant dialysis, and promote the smooth progress of environmental dredging operations.
In terms of residual management, the design of the dredging hose focuses on sealing and the stability of the joints to prevent leakage during transportation. CDSR dredging hoses usually use flange connections. Especially under high-pressure conditions, flange connections can provide reliable performance, reduce environmental risks caused by equipment failure, and meet strict environmental regulatory requirements.
CDSR dredging hose is also highly adaptable to different dredging applications and environmental conditions. Our technicians will select the most suitable material and structure combination based on customers' specific requirements for pressure level, wear resistance, bending capacity, etc. Through customized design, CDSR dredging hose can cope with a variety of complex working conditions such as ocean dredging, river dredging, port desilting, etc., ensuring that dredging operations are efficient and environmental impact is minimized.
The application of CDSR dredging hose has significantly improved the safety, efficiency and environmental protection level of environmental dredging operations. Its excellent physical properties and chemical stability not only help environmental dredging meet the requirements of the "5R" target, but also ensure the effective removal of sediments and pollution control.
Date: 03 Dec 2025