12 inch China Hydraulic River Dredging Vessel Machine

1). Dredger and pontoon technical spcifications

Water flow                                          2500 m3/h

Solid sand capacity                            500 cbm/h

Max. dredging depth                         13 m

Discharge distance                             1700 m

Average draught                                 1.7m

Dia. discharge/suction pipe            350mm/300mm   14/12inch

LOA                                                      31m  cutter head length is included

Dredger after assembly                   23*7.5*2.5m    Length* width* depth,

Engine room pontoon                     13.75*3.5*2.5m  Length* width* depth  1 pc

Side pontoon                                    20*2*2.5m       Length* width* depth  2 pcs

Structure                                            Can be dismantle and assemble at working place

2). Main engine and auxiliary engine information

a.      Cummins engine on dredger are as below:

Main engine power&type        596KW/811HP   Cummins engine       1set

Auxiliary engine power             224KW/305HP   Cummins engine      1set

Total power                                 820KW/1116HP

b.      or DEUTZ MAN-MWM engine are as below

Main engine power&type         600KW/816HP MAN-MWM engine   1set

Auxiliary engine power            222KW/301HP MAN-MWM engine     1set

Total power                                 822KW/1117HP

Cutter head specifications

 Cutter diameter                 1500mm with replaceable teeth

 According to water flow of the dredging pump, we calculate the diameter of the cut head; only the best  cutter head diameter can provide the best capacity of the sand.

  Cutter type                             Crown-like

  Cooling system                      Water cooling

  Cutter speed in rpm             10/20/30R/min

  Motor power                          80KW/109HP

  Motor quantity                      1 pc

  Cutter teeth quantity            30 pcs

  Cutter teeth material            ZGMn13

  Cutter blade quantity            5 pcs

  Cutter blade material            ZGMn13

Technical specifications for hydraulic winch of 12 inch hydraulic dredging vessel

Hydraulic winch                              80 KN/SET

Hydraulic cutter power                 80 KW

Hydraulic valve                               REXROTH

Controlling system                         PLC Simons

Hydraulic pump                             VICKERS

Diameter spud cylinder               160 mm

Diesel oil consuming/cummins engine/Deutz engine 

Max. oil consumption                  145.96L/H for Cummins engine

Max. oil consumption                  146.316L KW/h for MAN-MWM engine

Oil tank capacity:                          33000L