| Customization: | Available |
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| Type: | Jet Suction Dredger |
| Power Type: | Diesel |
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800m3/h jet suction dredger for Quality Water Excavation
A Jet Suction Dredger (JSD) is a specialized type of dredging vessel designed for efficient and cost-effective removal of loose, non-cohesive materials such as sand, silt, and gravel from underwater environments. Unlike other dredgers that rely on mechanical cutting or excavation, Jet Suction Dredgers use high-pressure water jets to fluidize the seabed material, making it easier to suction and transport. This method is particularly effective in environments where the material is soft and easily displaced.
Design and Components
The Jet Suction Dredger is composed of several key components that enable its unique dredging process:
High-Pressure Water Jets: The core feature of a JSD is its high-pressure water jet system. These jets are strategically positioned near the suction inlet and are used to loosen and fluidize the seabed material. The high-pressure water breaks up the sediment, turning it into a slurry that can be easily suctioned.
Suction Pipe and Inlet: The suction pipe is connected to a dredge pump and is responsible for drawing in the fluidized material. The inlet is positioned close to the water jets to ensure efficient material uptake.
Dredge Pump: The dredge pump creates the necessary vacuum to suck up the slurry through the suction pipe. It then discharges the material through a pipeline to a designated location, such as a disposal area or reclamation site.
Discharge Pipeline: The discharge pipeline transports the dredged material from the dredge pump to the desired location. The length and diameter of the pipeline depend on the specific requirements of the project.
Positioning System: Jet Suction Dredgers are often equipped with spuds or anchors to stabilize the vessel during operations. Some models may also use dynamic positioning systems (DPS) for greater precision and flexibility.
Control Systems: Modern JSDs are equipped with advanced control systems that allow operators to monitor and adjust the water jet pressure, suction flow, and discharge rate. This ensures optimal performance and efficiency.
Operation
The operation of a Jet Suction Dredger begins with the positioning of the vessel at the dredging site. Once stabilized, the high-pressure water jets are activated, and the seabed material is fluidized. The dredge pump then creates a vacuum, drawing the slurry through the suction pipe and into the discharge pipeline. The material is transported to a designated location, where it is deposited.
The simplicity of the JSD's design allows for continuous operation, making it highly efficient for projects involving large volumes of loose material. The absence of mechanical cutting components also reduces wear and tear, lowering maintenance costs.
| tatal power | 75-200kw |
| output per hour | 90-120m3/h |
| water flow rate | 600-800m3/h |
| pumping depth | 0-25m |
| lift head | 20-65m |
| transport distance | 20-2000m |
| sand discharge pipe diameter | 8"200mm |
Shandong yongsheng dredging machinery Co.,LTD.is located in Huanglou Street, Qingzhou City, Shandong Province, China. It has 2 production bases , total area near 2000m2, and more than 20 years manufacturing experience in water area environmental protective equipment. It is a professional supplier of integrated with R&D, consultation, manufacturing and after-sale service. Yongsheng now has obtained certification: ISO9001.
Efficiency: The use of high-pressure water jets allows for rapid fluidization and removal of material, resulting in high productivity.
Cost-Effectiveness: With fewer mechanical parts and lower maintenance requirements, JSDs are often more economical to operate compared to other types of dredgers.
Environmental Friendliness: The gentle fluidization process minimizes disturbance to the surrounding environment, making JSDs suitable for ecologically sensitive areas.
Versatility: JSDs are effective in a variety of environments, including rivers, lakes, and coastal areas, where loose, non-cohesive materials are prevalent
Land Reclamation: Transporting sand and silt to create new land areas.
Harbor and Port Maintenance: Dredging to maintain navigable depths and remove sediment buildup.
River and Canal Dredging: Improving water flow and navigation by removing loose sediment.
Beach Nourishment: Supplying sand to replenish eroded beaches.
Environmental Remediation: Removing contaminated sediments from waterways.
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