A V18 engine is an eighteen-cylinder

piston engine A reciprocating engine, also often known as a piston engine, is typically a heat engine that uses one or more reciprocating pistons to convert high temperature and high pressure into a rotating motion. This article describes the common featu ...

where two banks of nine cylinders are arranged in a V configuration around a common crankshaft. The V18 engine is a rare configuration and is primarily used in large

diesel Diesel may refer to: * Diesel engine, an internal combustion engine where ignition is caused by compression * Diesel fuel, a liquid fuel used in diesel engines * Diesel locomotive, a railway locomotive in which the prime mover is a diesel engin ...

engines running at low operating speeds. These large V18 diesel engines have seen limited use in

haul truck Haul trucks are off-highway, rigid dump trucks specifically engineered for use in high-production mining and heavy-duty construction environments. Haul trucks are also used for transporting construction equipment from job site to job site. Some ar ...

electricity generation Electricity generation is the process of generating electric power from sources of primary energy. For electric utility, utilities in the electric power industry, it is the stage prior to its Electricity delivery, delivery (Electric power transmi ...

rail transport Rail transport (also known as train transport) is a means of transport that transfers passengers and goods on wheeled vehicles running on rails, which are incorporated in tracks. In contrast to road transport, where the vehicles run on a p ...

, and

marine propulsion Marine propulsion is the mechanism or system used to generate thrust to move a watercraft through water. While paddles and sails are still used on some smaller boats, most modern ships are propelled by mechanical systems consisting of an electr ...

. There are no known automobiles that have used V18 engines and no engine manufacturer has developed or produced a V18 engine for use in automobiles. While the V18 is a more uncommon engine configuration, there are more common eighteen-cylinder engine configurations such as the W18, which has seen use in both automobiles and aircraft, and the Deltic, an opposed-piston eighteen-cylinder diesel engine created by D. Napier & Son which was used for a variety of applications.

Examples

The

BelAZ 75600 The BelAZ 75600 is a series of off-highway, ultra class haul trucks developed and manufactured in Belarus by OJSC "Belarusian Autoworks" specifically for transportation of loosened rocks on technological haul roads at open-pit mining sites worldw ...

and

Liebherr T 282B The Liebherr T 282 series are off-highway, ultra class, rigid frame, two axle, diesel-electric, AC powertrain haul trucks designed and manufactured in the United States by Liebherr Mining Equipment Co. The Liebherr T 282 series is no longer i ...

haul trucks are powered by the ''Cummins QSK78'' engine, while the

Komatsu 960E-1 The Komatsu 960E-1 (960E) is an off-highway, ultra-class, rigid-frame, two- axle, diesel/ AC electric powertrain haul truck designed and manufactured by Komatsu in Peoria, Illinois, United States. The 960E-1 has been Komatsu's largest, highest ...

haul truck is powered by the ''Komatsu SSDA18V170'' engine. In 1971, the Canadian locomotive manufacturer MLW-Worthington produced the ''MLW M640'' prototype diesel-electric

locomotive A locomotive or engine is a rail transport vehicle that provides the Power (physics), motive power for a train. If a locomotive is capable of carrying a payload, it is usually rather referred to as a multiple unit, Motor coach (rail), motor ...

References

{{Piston engine configurations Piston engine configurations 18

Examples

See also

References