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

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

Product spectrum

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