OPOC s30 FIS requirement.ppt pg. 1 Combat Propulsion Systems Description of Opposed Piston, Opposed Cylinder (OPOC) s30 Engine 13.5 hp at 6,000 rpm Liquid.

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Presentation transcript:

OPOC s30 FIS requirement.ppt pg. 1 Combat Propulsion Systems Description of Opposed Piston, Opposed Cylinder (OPOC) s30 Engine 13.5 hp at 6,000 rpm Liquid cooled (fuel or coolant) Supercharged (integral with engine) Two stroke Diesel (compression ignition) JP-8, Diesel, Jet A. JP-8 & Diesel also may be the lubricant and coolant Power Density – 0.9 hp per pound Dry Engine weight approximately 15lbs not including muffler & fuel system 85cc displacement per module (each cylinder has 42.5cc) 0.65 lbs/hp-hr Fuel Consumption at 13.5 hp (1.0 gal/hr) Engine speed 1,500 rpm to 6,000 rpm

OPOC s30 FIS requirement.ppt pg. 2 Combat Propulsion Systems Fuel Injection System Requirements for the OPOC s30 Engine Requirements JP-8 primary fuel, Jet A, Diesel Fuel secondary 6000 injections per minute per fuel injector (2 required per engine) Fuel injector electronically controlled via pulse width modulation Fuel supply pressure to injector – 400 bar (~6,000 psi) Fuel flow per injector at 6,000 rpm, full load – 8 mm^3/injection Fuel injection duration at 6,000 rpm, full load -30 degrees of crankshaft rotation or 0.83 msec Fuel flow at no-load idle (~1500 rpm) mm^3/injection, 250 bar fuel supply pressure and ~0.2 msec

OPOC s30 FIS requirement.ppt pg. 3 Combat Propulsion Systems opoc-S30 Diesel

OPOC s30 FIS requirement.ppt pg. 4 Combat Propulsion Systems 100 mm 160 mm 412 mm opoc-S30 Diesel Swirl chamber concept 1

OPOC s30 FIS requirement.ppt pg. 5 Combat Propulsion Systems 100 mm 90 mm 150 mm opoc-S30 Diesel Swirl chamber concept 1

OPOC s30 FIS requirement.ppt pg. 6 Combat Propulsion Systems 120 mm opoc-S30 Diesel Swirl chamber concept 2

OPOC s30 FIS requirement.ppt pg. 7 Combat Propulsion Systems opoc-S30 Diesel Swirl chamber concept 2

OPOC s30 FIS requirement.ppt pg. 8 Combat Propulsion Systems opoc-S30 Diesel

OPOC s30 FIS requirement.ppt pg. 9 Combat Propulsion Systems