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WinGD

8X72DF-M

WinGD X72 / X72DF — Marinediesel, Bohrung 720 x Hub 3086 mm, 66–89 rpm rpm, 10,600–31,360 kW (5–8 cylinders at 66–89 rpm). Brennstoff: Diesel/HFO (X72); LNG/Gas (X72DF-1.x, X72DF-2.x with iCER); Methanol/Diesel (X72DF-M-1.0); Ammonia/Diesel (X72DF-A-1.0). Status: In production (X72, X72DF-1.x, X72DF-2.x); X72DF-M-1.0 active; X72DF-A-1.0 deployment Q3 2025. Verifiziert, Datenblatt verlinkt.

WinGD 8X72DF-M
29280.0 kW
Power

Engine Specifications

8
Cylinders
720 mm
Bore
3086 mm
Stroke
29,280 kW
MCR Power
85.0 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

Components & Design

Component data being added…

Technical Data

Stroke/Bore Ratio 4.29
MEP X72 Diesel R1 20.5 bar
MEP X72DF Standard R1 17.3 bar
MEP X72DF-1.2 R1 15.7 bar
BSFC X72 Diesel 167 g/kWh at full power (Tier II)
BSFC X72DF-A-1.0 Diesel 168.8 g/kWh at 89 rpm, 8 cyl
Gas Consumption X72DF-A-1.0 Ammonia 368.1 g/kWh at max rating
Power per Cylinder X72DF-2.1 3,225 kW/cyl at 89 rpm
Injection System Common Rail, electronic control
Engine Type Camshaftless 2-stroke, reversible, low-speed
unified from engine model True

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Common failures & inspection points

Fuel Rail Pressure Too High causing violent firing at start; fuel control failure

Verify fuel rail pressure within spec; check power supply and wiring to fuel control

Injection Nozzle Wear from normal operation causing irregular combustion

Inspect nozzle tips at ~8,000–10,000 operating hours; replace spare kit per schedule

Lubricating Oil Contamination: water and solids reduce bearing protection; dry sump circulation critical

Verify centrifugal separator bypass operation; monitor oil condition via sampling; check crankcase drain integrity

Ammonia Combustion Instability (X72DF-A-1.0): low flame speed, high activation energy, misfiring risk, N2O/NH3 emissions

Monitor cylinder pressure diagrams; verify pilot fuel injection timing/quantity; track exhaust temps and emission compliance

Scavenge Air Cooler Fouling in dust-laden trades; efficiency loss and thermal stress

Install filtration for dust-prone routes; schedule periodic cooler inspection and cleaning; monitor scavenge air temperature trend

Type-general inspection and maintenance points for this equipment category — not model-specific.

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Equipment Model #38844 · ✓ still in production