A V14 engine is a

V engine A V engine, sometimes called a Vee engine, is a common configuration for internal combustion engines. It consists of two cylinder banks—usually with the same number of cylinders in each bank—connected to a common crankshaft. These cylinder ...

with 14

cylinders A cylinder (from ) has traditionally been a three-dimensional solid, one of the most basic of curvilinear geometric shapes. In elementary geometry, it is considered a prism with a circle as its base. A cylinder may also be defined as an infini ...

mounted on the crankcase in two banks of seven. It is a relatively rare layout, which is used on large medium-speed

diesel engine The diesel engine, named after Rudolf Diesel, is an internal combustion engine in which ignition of the fuel is caused by the elevated temperature of the air in the cylinder due to mechanical compression; thus, the diesel engine is a so-ca ...

s used for

power generation Electricity generation is the process of generating electric power from sources of primary energy. For utilities in the electric power industry, it is the stage prior to its delivery ( transmission, distribution, etc.) to end users or its sto ...

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 elect ...

Marine use

MAN B&W offers V14 layout for all its current medium-speed diesel engines except V28-33D and L58-64, with output ranging from .Medium Speed Engine Project Planning Guides
MAN Diesel & Turbo. MAN V14 engines have been installed for example on '' Explorer Dream'' and ''

Norwegian Spirit ''Norwegian Spirit'' is a ''Leo''-class cruise ship operated by Norwegian Cruise Line (NCL). She was built in 1998 for Star Cruises as ''SuperStar Leo'' by the Meyer Werft shipyard in Papenburg, Papenburg, Germany. In 2004 she was transferred to ...

'', both of which are powered by four 14V48/60 generating sets producing each.Norwegian Spirit
SP Database. However, other major manufacturers do not normally offer medium-speed engines in V14 configuration.

Wärtsilä Wärtsilä Oyj Abp (), trading internationally as Wärtsilä Corporation, is a Finnish company which manufactures and services power sources and other equipment in the marine and energy markets. The core products of Wärtsilä include technol ...

has only recently begun to offer V14 versions of its latest engine models, 31 and 46DF.Engines & Generating Sets
Wärtsilä. In the past, V14 engines have also been offered by other manufacturers. In 1982–1987 nineteen SA-15 type arctic cargo ships were built with two 14-cylinder Wärtsilä- Sulzer 14ZV40/48 engines producing .SA-15: a 14 ship series of icebreaking multipurpose cargo ships from Finland for Soviet Arctic Service. The Motor Ship, Volume 64, Issue 753, April 1983. Pages 28-32. SEMT Pielstick, nowadays part of MAN B&W, also produced four-stroke engines with 14 cylinders in V-configuration (14PC2. Fakta om Fartyg. and 14PC4New Golden Bridge V
Weidong Ferry. ). They were used for example on RFA ''Bayleaf'', a Leaf-class support tanker of the

Royal Fleet Auxiliary The Royal Fleet Auxiliary (RFA) is a naval auxiliary fleet owned by the UK's Ministry of Defence. It provides logistical and operational support to the Royal Navy and Royal Marines. The RFA ensures the Royal Navy is supplied and supported b ...

References

14 Piston engine configurations 14-cylinder engines {{Mech-engineering-stub

Marine use

See also

References