To choose proper dredgers and reasonably arrange the construction, it is necessary to confirm the soil quality and classify them, which is the main evidence of confirming production efficiency and calculating the cost. So, at [...]
Dredging is referring to those engineering measures using dredger equipment to excavate those underwater soil and stones to increase the depth of water and remove the silt, which is a significant part of hydraulic engineering [...]
Hansel Marine is a leading Chinese manufacturer of Cutter Suction Dredger (CSD). Distinguished from some other Chinese manufacturers, HANSEL is a shipyard with rich experiences in building kinds of marine vessels, which makes HANSEL very [...]
How to choose construction combination Large projects can be divided into several construction sections with different construction conditions, and they need both excavation and filling, according to the characteristics of the above construction composition, choose [...]
1.Water depth of construction areas On navigable rivers, vessels frequent traffic, or there are large wind waves on the approach channel of the seaport and estuarine port. if the construction area has enough water depth, [...]
The performance of cutter Cutter is a cutting tool for cutter suction dredger to cut underwater soil. Driven by the prime mover, it rotates to cut the soil layer and causes the soil layer separated [...]
At present, due to the increasing demand for dredging channels and building factories in the sea, large cutter suction dredgers are widely used in port construction and Marine development, playing a huge role. Cutter suction [...]
1.Flow rate The dredger is operated under certain working conditions, and its output flow is rated under normal conditions. In order to obtain maximum productivity, it is necessary to choose the optimal construction scheme and [...]
Excavation of hard clay: the water content of hard clay is low, high viscosity and hardness, and is not easy to collapse and excavation broken. It is difficult to excavate with bucket wheel head cutter, [...]
Floating pipe laying Float pipe of a certain length shall be laid after the stern pipe of the cutter suction dredger conveying pump. The floating pipe adopts the form of a plastic pontoon-covered steel pipe, [...]
