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4500m3/h Self-propelled Cutter Suction Dredger
"TIAN JING HAO"

Owner:

CCCC Tianjin Dredging CO.,Ltd.

Builder:

China Merchants Heavy Industry (Shenzhen) Co., Ltd.

Class:

CCS

Basic Design:

VOSTALMG Germany

Detailed Design:

Shanghai Jiao Tong University Design & Research Institute
of  Ship and Ocean Engineering

Delivered:

Jan.2010

Function:

All-welded steel structure self-propelled cutter suction dredger with two propellers and two rudders. sailing in the international unlimited area. Suitable for various large scale
Dredging work with dredging capacity of 4,500m³/h.

Main Particulars

Hull

Length over all

127.5m

Length over deck

103.07m

Breadth moulded

23m

Depth hull

6.3 m

Design draught

5.48m

Speed at 90% MCR

12km

Tank Capacity

Fuel HFO(Incl. Day-and settling tank)

1,465m³

Fuel MDO (Incl. Day tank)

212 m³

Fresh Water

257m³

Ballast

1,897m³

Lubricating Oil

80 m³

Machinery

Dredge Pump Diesel Engine

2 × 4,400kw

Main Generator/Propulsion Diesel Engine

2 × 4,400kw

Auxiliary Genset Engine

2 × 880kw

Berthing/Emergency Genset Engine

1 × 660kw

Generator

Main Generator

2 ×5,300 KVA

Auxiliary Generator

2 ×1,000 KVA

Berthing/Emergency

1 ×750 KVA

Electric Motor

E-Motor for Dredge Pump Drive

1 × 2,200 kw

E-Motor for Cutter Drive

2 × 2,100 kw

E-Motor for Ladder Hoisting Winch Drive

2 × 420 kw

E-Motor for Side Winch Drive

2 × 550 kw

E-Motor for Bow Thruster

1 × 440 kw

Dredging System

Ladder

- Dredging Depth

30m

- Inclination

58°

Cutter Head

- Power

4,200 kW

- Speed

0~32/32~38 Rpm

Cutter Gearbox

 

- Speed In

1,000 Rpm

- Speed Out

41.76 Rpm

Inboard Dredge Pump(Double Wall)

2 × 3,800 kW

Submerged Pump

2 × 2,070 kW

Mixture Pipe (Internal Diameter)

900/950mm

Crane

Deck Crane

2 × 30t

Capacity

Sailing Distance

8,000 Nautical Miles

Autonomy Capacity During Dredging

20 days

Classification

Csa Cutter Suction Dredger, Ice Class B3, Dredging Within Greater Coastal Area
CSM MCC BRC