Weichai WP7 series marine diesel engine (110-220kW)

Item No.: 00507
Four-stroke, water-cooled, in-line, supercharged and intercooled
Number of cylinders 6
Displacement 7.47L
Net weight 850kg
Description Review
Description

WP2.3N/WP3N/WP4.1N/WP6/WP7/WP10/WP12/WP13/M26/M33/M55 and other high-speed motor products are mainly used in high-speed boats, passenger ships, fishing boats, and main engines of inland water transportation in inland and offshore markets. and auxiliary engines; WHM6160/170/6WH17/12WH17 medium-speed engine products, mainly used in bulk carriers, passenger rollers, official vessels, marine support vessels, ocean-going fishing vessels, engineering vessels, multi-purpose vessels, offshore The main engine and auxiliary engine of the traffic management ship. CW200/CW250/WH620/WH20/WH25/WH28 and other medium-speed engine products are mainly used in the main and auxiliary engines of engineering ships, passenger ships, fishing ships and bulk carriers in the inland, offshore and ocean markets; MAN series L21/31, L27 /38, L32/40 and V32/40 products are mainly used in the main engines, electric propulsion and auxiliary engines of bulk carriers, engineering ships, multi-purpose ships, and marine traffic management ships in the offshore and ocean-going markets.

Product parameters

Type Four-stroke, water-cooled, in-line, supercharged and intercooled Number of cylinders 6
Bore/Stroke 108×136(mm) Displacement 7.47L
Start method Electric start oil consumption rate ≤0.2g/kW.h
noise ≤97dB(A) idle speed 700±50(r/min)
Crankshaft rotation direction
(facing flywheel end)
counterclockwise net weight 850kg
length x width x height

1398×865×980(mm)

Remarks: Product parameters and type spectrum are for reference only. Please contact relevant personnel for official information on delivery time and fishing boat type spectrum.

product spectrum

 

series model Intake method Rated power kW/Ps Calibration speed r/min Oil supply method emission level power classification
WP7 WP7C150-15E120 Turbocharged 110/150 1500 Electronically controlled common rail IMO II/China I P1
WP7C240-18E120 Turbocharged 176/240 1800 Electronically controlled common rail IMO II/China I P1
WP7C268-18E120 Turbocharged 197/268 1800 Electronically controlled common rail IMO II/China I P1
WP7C278-21E120 Turbocharged 205/278 2100 Electronically controlled common rail IMO II/China I P1
WP7C300-22.5E120 Turbocharged 220/300 2250 Electronically controlled common rail IMO II/China I P2

 

WP7 series marine diesel engine

  • Torque reserve 20%-35%
  • Minimum fuel consumption 192g/kW.h
  • Overhaul period 12000h
  • Emissions meet IMO II/China I

Product advantages

  Safe and reliable

  • The high-strength design of structural parts such as body, piston and bearing shell ensures the reliability of diesel engine under high explosion pressure
  • Utilizing Weichai's global excellent supplier system, the quality of parts is reliable
  • Withstand rigorous endurance test assessment to ensure the reliability of key components, the overhaul period of the whole machine is more than 12000h
  • Perfect self-diagnosis system, perfect fail-safe mode, safe control strategy

  Powerful

  • Precise control by electronic control unit, high fuel injection pressure, small speed fluctuation and strong dynamic performance 
  • Low-speed and high-torque design, torque reserve 20%-35%, quick response and quick acceleration

  Economical and fuel-efficient

  • Optimize the fuel injection law, accurately control the fuel injection pressure, fuel injection quantity and fuel injection time, fully atomize the fuel, and the minimum fuel consumption rate is 192g/kW.h

  Comfortable and environmentally friendly

  • It can realize multiple injections such as pre-injection and post-injection, and the noise and vibration are reduced by 20% compared with the mechanical pump system
  • Water jacket exhaust pipe and water jacket exhaust tail pipe to reduce cabin temperature
  • Emissions meet the requirements of IMO Tier II and China Phase I regulations

  Practical

  • Optional LCD Internet instrument, vibration isolation pad, hand pump and other configurations to meet the needs of different customers
  • Horizontal air filter, rear supercharger, reduce the height of the whole machine and facilitate the layout of the cabin
  • Adjust different control strategies according to different performance requirements
  • Receive/output a variety of control signals to meet automation control requirements
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