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Products & ServiceMarine engines

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

Parameters Table

Type Four-stroke, water cooled, in-line, turbocharged and aftercooled Number of cylinders 6
Bore & stroke 108×136 (mm) Displacement  7.47 L
Oil consumption rate ≤0.2 g/kW·h Noise  ≤97 dB(A)
Minimum fuel consumption rate 192 g/kW·h Idle speed 700±50 r/min
Torque reserve 20-35% Net weight 850 kg
Rotation
(facing the flywheel)
 Counter-clockwise Emission IMO II
Dimensions (L×W×H) 1398×865×980 (mm)

Model Portfolio Table

Series Model Aspiration Rated power kW/Ps Speed
r/min		 Fuel system Emission Power rating
WP7 WP7C150-15E120 TA 110/150 1500 HPCR IMO Ⅱ P1
WP7C240-18E120  TA 176/240 1800 HPCR  IMO Ⅱ P1
WP7C268-18E120 TA 197/268 1800 HPCR IMO Ⅱ P1
WP7C278-21E120 TA 205/278 2100 HPCR IMO Ⅱ P1
WP7C300-22.5E120 TA 220/300 2250 HPCR IMO Ⅱ P2

Remark: Product parameters and model portfolio are for reference only. Please contact relevant personnel for official information on delivery time and fishing boat model portfolio.

Product description

Safe and reliable

  • The high-strength design of structural parts such as engine block, piston and bearing bush ensures the reliability of diesel engine under high explosion pressure
  • For turbocharger, starter, high-pressure oil pump and other important parts, global excellent suppliers are used
  • Withstand the most stringent durability test and assessment; ensure the reliability of key parts and components; and the overhaul period of the whole engine is over 12000h
  • Perfect self-diagnosis system, perfect failure protection mode, and safe control strategy
  • Replace the filter without stopping

Strong power

  • Accurate control by electronic control units, high injection pressure, small fluctuation of rotating speed, and strong power
  • Low-speed and high-torque design with the torque reserve of 20%-35%, quick response, and fast speed increase

Economical and fuel-efficient

  • The fuel injection law is optimized, the fuel injection pressure, fuel injection quantity and fuel injection time are accurately controlled, the fuel is fully atomized, and the minimum fuel consumption rate is 192g/kW•h
  • Customized design for lower fuel consumption

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 are used to reduce engine compartment temperature
  • IMOⅡ ship emission standards are met

Strong practicability

  • LCD Internet instruments, vibration isolators, and hand-pressed oil well pumps can be equipped to meet the requirements of different customers
  • Horizontal air filter and rear turbocharger reduce the height of the whole engine and facilitate the layout of the engine compartment
  • Different control strategies are adjusted according to different performance requirements
  • Receive/output various control signals, which meet the requirements of automation control
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R & D

20000 +
Global R & D personnel
5+10 
R & D institutions in five countries, ten regions

Engines

  • 5,000,000 units
  • 22-10000Ps
  • 200 million kilowatts
  • Application for all markets

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Shandong ICP 09087426 37070002001027 Copyright © Weichai Holding Group Co.,Ltd. Business license
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