Most powerful diesel engine in the world The Emma Maersk’s Wartsila-Sulzer RTA96-C turbocharged two-stroke diesel ship engine is the most powerful and most efficient prime-mover of super ships in the world today. The RTA96-C is the largest engine in the world and is available in 6 through 14 cylinder versions, all are inline engines. These engines were designed primarily for very large container ships but similar large diesel engines run large ships of all kinds. Ship owners like the combination of a single engine and single propeller for reasons of efficiency and cost of production vs operation of these mega-vessels. Designed to provide the motive force for a variety of supertankers and container ships, it comes in 6 cylinder in-line through to a whopping 14 cylinder version. The cylinder bore is 38 inches and the stroke is just over 98 inches. Each cylinder displaces 111,143 cubic inches (1820 litres) and produces 7780 horsepower. Total displacement comes out to 1,556,002 cubic inches (25,480 litres) for the 14-cylinder version. The RTA96C-14 can achieve a maximum power output of 108,920 hp at 102 rpm and astonishingly, at maximum economy the engine exceeds 50% thermal efficiency. That means, more than 50% of the energy in the fuel is converted to motion. Its Brake Specific Fuel Consumption (BSFC) at maximum power is 0.278 lbs/hp/hr. The cylinder bore is just under 38 and the stroke is just over 98. Each cylinder displaces 111,143 cubic inches (1820 liters) and produces 7780 horsepower. Total displacement comes out to 1,556,002 cubic inches (25,480 liters) for the fourteen cylinder version. Some facts on the 14 cylinder version: 1. Total engine weight - 2300 tons (The crankshaft alone weighs 300 tons.) 2. Length - 89 feet 3. Height - 44 feet 4. Maximum power - 108,920 hp at 102 rpm 5. Maximum torque - 5,608,312 lb/ft at 102rpm
Posted on: Sat, 16 Aug 2014 09:33:34 +0000
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