V28/33D Four-Stroke Diesel Engine
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Four-Stroke diesel engine

MAN Diesel The responsible way in leading technology MAN Diesel is the world’s leading designer and manufacturer of low and medium speed engines – engines from MAN Diesel cover an estimated 50% of the power needed for all world trade. We develop two-stroke and four-stroke engines, auxi­ liary engines, turbochargers and propulsion packages that are manufactured both within the MAN Diesel Group and at our licensees. More than ever before, MAN Diesel’s development focus is the environmental performance of our engines. Using our unrivalled grasp of large engine technology, we aim to make our...

Efficient, Clean and Compact The MAN Diesel synthesis of world class engineering and state of the art technology brings high efficient, reliable, economic and environmentally friendly solutions to propulsion and power generation requirements, for both marine and industrial customers. For over a century MAN Diesel has been constantly Reduced component count and integrated ducts and developing and improving its products to meet these passages improves reliability, ease of installation and demands. Satisfying requirements that are often seen as mutually exclusive, has been addressed in the de-...

Naval Vessels The V28/33D is perfectly designed for the propulsion With the new 28/33D engine series, MAN Diesel has of all military adapted vessels. Characterised by a set worldwide standards for the offshore market. De- perfect ratio between power and compactness, high veloped to meet the harshest of conditions that can performance, low weight, quietness and high reliabi- be imposed, the 28/33D is idealy suited for long-term lity for maximised availibilty the engine has proved a duties under extreme conditions thanks to its robust recipe for low lifecycle costs. Fast Ferries Engine...

Engine Specifications High efficiency and low cost of ownership Operational flexibility The engine is offered in basic packages to suit the Special attention has been paid to reducing the com- particular operational requirements of marine propulsion, ponent count and minimising maintenance work, in marine electrical power generation, base load and combination with extended service intervals and ease stand-by power generation, and mechanical drives. of access with the engine in situ. This reduces down- Sequential turbo charging (STC) is optionally applied time and keeps maintenance, time and...

MAN B&W Diesel V28/33D  –  Four-Stroke diesel engine

Camshaft drive The optimised crankshaft is designed according to The timing gear train is located at the free end of the proven MAN Diesel standards. The result of this opti- engine. The crankshaft gear drives a compound idler misation is more straightforward fabrication and an gear for each shaft, which, in turn drive the two cam- improved design. Exhaust system The crankcase is machined from spheroidal graphite The compact, modular exhaust system comprises of cast iron and features underslung main bearings which single cylinder units bolted to the cylinder head and are retained by two...

MAN B&W Diesel V28/33D  –  Four-Stroke diesel engine

Engine Specifications High power-to-weight ratio Cylinder liners Auxiliary drives Individual cylinder liners incorporate deep flanges and The water pumps (HT, LT and Sea water) lubricating oil are strategically cooled by a separate water jacket en- and fuel oil pumps are all driven from the free end of abling a dry crankcase to be utilised further reducing the engine by gears housed in the pump drive casing. overall weight. Running surfaces are plateau honed and finished to improve oil retention throughout their SaCoSone control system life. Utilization of anti bore polishing rings...

Rating notes Marine Propulsion Ratings are for vessels of all types, and are in accor- Engine cycle: four-stroke dance with ISO 3046/1 as service standard power under IACS marine service conditions. Number of cylinders: 12, 16, 20 Bore: 280 mm All marine engines can be supplied in compliance with Marpol Annex VI emission requirements. Mean Piston Speed: 11.0 m/s at 1,000 rpm Rotation: Standard anti-clockwise, optional clockwise Mechanical Drive These engines are rated to deliver power in accord- Aspiration: Turbocharged and intercooled ance with ISO 3046-1 (BS 5514 Part 1). Fuel Spec:...

Engine specifications Cyl. No. Power Speed L Dry mass =or multi engine arrangement only. Weight and performance parameters refer to engine with turning wheel, TC silenar, attached pumps, oil filters and lube oil cooler * 110 % load for navy application and available vessels with approval according HSVR (High Speed Vessel Rules) from DNV 1 h out of 6h of engine operating time on special request. Engine is EPA Tier 2 compliant. Cyl. No. Power Speed L Dry mass =or multi engine arrangement only. Weight and performance parameters refer to engine with turning wheel, TC silenar, attached pumps,...

Cyl. No. Power Speed L H Dry mass * Based on nominal generator efficiencies of 97 %. " Tolerance: 5 % Engine is EPA Tier 2 compliant. V28/33D - Four-Stroke diesel engine 13

World Class Service Marine propulsion and GenSets PrimeServ – peace of mind for life With more than 150 PrimeServ service stations and Based on almost 110 years of service experience with service partners worldwide, plus our growing network marine Diesel engines, our sophisticated logistics sys- of PrimeServ Academies, the MAN Diesel after-sales tem ensures that all frequently requested spare parts organisation is committed to maintaining the most are available worldwide within 24 hours. In addition, efficient and accessible after-sales organisation in the MAN Diesel Online Service helps to...

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