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WinGD
11X92DF-A
The WinGD X92DF‑A is an 11‑cylinder, low‑speed two‑stroke main engine capable of running on ammonia or marine gas oil (dual‑fuel), delivering roughly 71 MW at 70 rpm.
53900.0 kW
Power
Engine Specifications
11
Cylinders
920 mm
Bore
3468 mm
Stroke
Components & Design
Component data being added…
Technical Data
Bohrung
920 mm
Hub
3468 mm
Hub/Bohrung-Verhältnis
3.77
MEP R1 (X92-B)
21.0 bar
MEP R1 (X92DF-2.0 Gasmode)
17.3 bar
BSFC R1 (X92-B Standard)
167 g/kWh
BSFC R2 (X92-B Standard)
160 g/kWh
Spezifische Leistung
6450 kW/Zylinder (R1)
Typ
Viertakt-Langsamläufer, gemeinsame Schiene (Common Rail)
Zündfolge
1-7-4-10-2-8-5-11-3-9-6-12
Thermischer Wirkungsgrad
51-53% (X92DF im Lastbereich 60-90%)
Emissions-Kompliance
IMO Tier II (Standard), IMO Tier III (mit SCR)
configuration
inline
rpm
70
fuel type
Ammonia/MGO (dual-fuel)
technology
X-DF-A Ammonia Dual-Fuel
displacement l per cyl
2305.4
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Common failures & inspection points
WECS-9520 Steuerungssystem-Ausfälle (dokumentierte Mängel in Servoöl-Lecks, Kraftstoff-Lecks, Drossel-Einspritzventile)
Kühlwasserleckagen in Zylindern und Abgasventilversteller-Mängel; Inspektionsroutine für Hochdruck-SCR-System erforderlich
Lager und Kolbenkühlung-Öltemperatur-Überwachung kritisch; Kondensatfluss an Wassertrenner zu hoch (Scavenging-Abkühlsystem-Fouling)
Thermobelastungsrisse im Zylinderkopf (Ventilbrücke): Zyklische thermische Belastung bei Lastwechseln 70-80 RPM; Abgasventil-Sitzflächen-Verschleiß erfordert Sc
Turbolader-Ölaustritt und Lecks; Scavenge-Luftkühler-Verschmutzung (Luftseite: Druckabfall, Temperaturanstieg; Wasserseitenverockerung)
Type-general inspection and maintenance points for this equipment category — not model-specific.
Suppliers & Spare Parts
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Equipment Model #67418
· ✓ still in production