Qingzhou Dongwei Dredger Co. Ltd. has designed a new 300m3 hydraulic cutter suction dredger DW-C200.
Specifications:
Total length: 29.5m
Total width: 6.5m
Hull depth: 2.2m
Main pontoon size: 15×3.5×2.2m
Side pontoons size: 19×1.5×2.2m
Draft: 1.4m
Cutter
Dia of cutter head: 1345mm
Number of blades: 5 pcs
Max speed(rpm): 30
Power at shaft: 110kw
Working capacity
Dia of discharge pipe: 450mm
Dredging depth: 1-6m
Discharge distance: 1000m
Solid capacity: 200m3/h-450m3/h
Main and Auxiliary Engines
Model: 8190
Rated power(kw): 720kw
Rated speed(r/min): 1450
Aux Model: WD615
Power（kw）: 245kw
Rated speed(r/min): 1800
Generator set china: 380kv
Power（kw）: 30kw
Speed: 1500r/min
Swing winch
Rate tension: 80kN
Rope speed: 0～18m/min
Diameter of Rope: Φ18mm
Qty: 2sets
Lifting winch: For ladder
Rate tension（First layer): 80kN
Rope speed（Second layer）: 0～18m/min
Diameter of Rope: φ18mm
Spuds
Diameter (mm)/Length(m): Φ500mm/10m
Qty: 2sets
Climbinghydrauli: φ125×2000.
Qingzhou Dongwei Dredger Co., Ltd. is located in Qingzhou economy development zone. Founded in 1994, it covers an area of 50 acres, and the building area is 6,000 square meters.
[mappress]
Shipbuilding Tribune Staff, February 13, 2012; Image: dwdredger