The GE 7FDM, also known as the GE V228, is a series of marine engines from
GE Transportation Systems
GE Transportation is a division of Wabtec. It was known as GE Rail and owned by General Electric until sold to Wabtec on February 25, 2019. The organization manufactures equipment for the railroad, marine, mining, drilling and energy generatio ...
for propulsion and electric generator usage. Engine model numbers for the 7FDM series of engines take the form of 7FDMXXZYY, where XX is the number of cylinders, Z is the engine series, and YY is an additional differentiator between engines. GE Transportation is now producing 7FDM engines in the "D" and "E" series, which both feature very low
NOx
In atmospheric chemistry, is shorthand for nitric oxide () and nitrogen dioxide (), the nitrogen oxides that are most relevant for air pollution.
These gases contribute to the formation of smog and acid rain, as well as affecting tro ...
emissions, electronic timing, and other state-of-the-art features. The additional YY designation refers to the direction of engine rotation (clockwise or anticlockwise), or other physical attributes of the engine.
GE 7FDM engines are available in models from 8-cylinder to 16-cylinder, 900 rpm to 1,050 rpm, and 1,308 kW to 3,052 kW(continuous). These engines comply with
MARPOL
The International Convention for the Prevention of Pollution from Ships, 1973 as modified by the Protocol of 1978, or "MARPOL 73/78" (short for "marine pollution") is one of the most important international marine environmental conventions. It ...
Annex VI regulations for NOx emissions on board ships for E2, E3, D2, and C1 cycles. These engines are being installed in tugboats, fishing vessels, and other small, high-powered vessels.
See also
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List of GE engines
External links
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References
GE 7FDM BrochureGE V228 Brochure{Dead link, date=December 2019 , bot=InternetArchiveBot , fix-attempted=yes
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