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WinGD
9X82DF-M
The WinGD 9X82DF-M is a low‑speed 2‑stroke main engine delivering up to 41.5 MW (79 rpm) that can run on methanol with diesel pilot ignition, offering IMO Tier III compliance in gas mode and a design pathway for future ammonia use.
41490.0 kW
Power
Engine Specifications
9
Cylinders
820 mm
Bore
3375 mm
Stroke
41,490 kW
MCR Power
79.0 rpm
MCR RPM
2-stroke
Stroke Type
Family: WIN-GD X-DF 2.0 (Methanol)
· Tier: IMO Tier III (gas mode)
· Fuel: HFO, VLSFO, MDO, Methanol
Other Cylinder Configurations 30
5X52DF-M
5 cyl
· 9,400 kW
5X62DF-M
5 cyl
· 13,400 kW
5X72DF-A
5 cyl
· 18,300 kW
5X72DF-M
5 cyl
· 18,300 kW
5X82DF-M
5 cyl
· 23,050 kW
5X92DF-A
5 cyl
· 31,950 kW
5X92DF-M
5 cyl
· 31,950 kW
6X52DF-M
6 cyl
· 11,280 kW
6X62DF-M
6 cyl
· 16,080 kW
6X72DF-A
6 cyl
· 21,960 kW
6X72DF-M
6 cyl
· 21,960 kW
6X82DF-M
6 cyl
· 27,660 kW
6X92DF-A
6 cyl
· 38,340 kW
6X92DF-M
6 cyl
· 38,340 kW
7X52DF-M
7 cyl
· 13,160 kW
7X62DF-M
7 cyl
· 18,760 kW
7X72DF-A
7 cyl
· 25,620 kW
7X72DF-M
7 cyl
· 25,620 kW
7X82DF-M
7 cyl
· 32,270 kW
7X92DF-A
7 cyl
· 44,730 kW
7X92DF-M
7 cyl
· 44,730 kW
8X52DF-M
8 cyl
· 15,040 kW
8X62DF-M
8 cyl
· 21,440 kW
8X72DF-A
8 cyl
· 29,280 kW
8X72DF-M
8 cyl
· 29,280 kW
8X82DF-M
8 cyl
· 36,880 kW
8X92DF-A
8 cyl
· 51,120 kW
8X92DF-M
8 cyl
· 51,120 kW
9X92DF-A
9 cyl
· 57,510 kW
9X92DF-M
9 cyl
· 57,510 kW
Components & Design
Component data being added…
Technical Data
Hub/Bohrung Verhältnis
4.12 (lange Hub ausgelegt für Effizienz)
Mittlerer Kolbendruck (MEP) Diesel X82-2.0
22 bar at rated power (R1)
Mittlerer Kolbendruck (MEP) Dual-Fuel X82DF-1.0
17.3 bar at natural gas operation (R1)
Spezif. Brennstoffverbrauch (BSFC) X82-2.0
from ~155.7 g/kWh at part-load HFO
Spezif. Brennstoffverbrauch X82DF-1.0 Gas
BSGC 141.8 g/kWh natural gas + 0.6 g/kWh pilot diesel (R1 at 84 rpm)
Spezif. Brennstoffverbrauch X82DF-1.0 Diesel
183,9 g/kWh (fallback Betrieb)
Zylinderdistanz
1440 mm (X82-2.0/X82DF, reduziert von 1505 mm X82-B)
Leistung pro Zylinder X82-2.0
5.507-6.167 kW/cyl (abhängig RPM, 58-84 rpm)
Produktionsstart
Juni 2019 (Einführung als X82-D/X82DF)
unified from engine model
True
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Common failures & inspection points
Piston pin thermal stress and wear: at high loads wear characteristics can occur on piston cooling oil channels; inspect after initial
Exhaust manifold and scavenging system fouling: contamination or defective air flaps in scavenge air receiver lead to elevated exhaust temperatures; turbo
Methane slip (slip) in LNG dual-fuel operation: X82DF generates up to 2-3% methane slip in gas mode (before iCER). X82DF-2.0 with iCER reduces by 50%; monitoring
Kolbenstangendichtung Leckageverschleiß: Regelmäßige Kontrolle der Piston Rod Gland Clearance beim Kolbenwechsel erforderlich; weiß-Metall-Schicht kann abnutzen
Servo oil system leakage: servo oil pumps and pressure relief valves can leak; WiCE control system monitors servo oil pressure continuously. Manual oil pump m
Type-general inspection and maintenance points for this equipment category — not model-specific.
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Equipment Model #38849
· ✓ still in production