威驰发动机新技术培训.ppt

5/8A-FE Engine ? Engine Overall ? Valve Mechanism ? Cooling System ? Intake and Exhaust System ? Fuel System ? Ignition System ? Engine Control 5/8A-FE Engine ? Engine Overall ? 4-cylinder, 16-valve, DOHC, STEP III or equivalent -C ? 5A-FE engine based on 8A-FE engine, displacement up to liters ? Piston stroke only increasing 5/8A-FE Engine ? Engine Overall ? Feature -C Crankshaft Position Sensor Independent Injection Fuel Pressure Regulator Location Changed TWC 5/8A-FE Engine ? Engine Overall ? Engine specification -C ? 90 or more Research Octane Number (RON) : 1 : pression Ratio ?? 122 / 4,400rpm 63 / 6,000rpm x ( x ) 1342 () ?? 8A-FE 5W-30 Oil Viscosity 135 / 4,800rpm Maximum Torque [N · m / rpm] API SL-EC or ILSAC GF-3 Oil Grade 77 / 6,000rpm Maximum Output [kW / rpm] x ( x ) Bore x Stroke [mm (in.)] 1498 () Displacement [cm 3 (cu. in.)] 16-valve, DOHC Valve Mechanism 4-cylinder, In-line No. of Cylinders and Arrangement 5A-FE Engine 5/8A-FE Engine ? Valve Mechanism ? Overall -C Scissors Gear ? 2 intake and 2 exhaust valves ? 2 camshafts Belt Drive Outer Shim 5/8A-FE Engine ? Cooling System ? Radiator and Cooling Fan – An aluminum radiator core and fan shroud integration type reservoir tank are used for weight reduction -C Reservoir Tank Aluminum Radiator Cooling Fan 5/8A-FE Engine ? Intake and Exhaust System ? Exhaust Manifold (Manifold Converter) – Exhaust manifold is directly joined to the No. 1 TWC to ensure the proper warm-up performance -C No. 1 TWC Exhaust Manifold 5/8A-FE Engine ? Intake and Exhaust System ? Exhaust Pipe – Stainless exhaust pipe is used for weight reduction -C Sub Muffler TWC No. 1 Main Muffler TWC No. 2 Ball Joint Heated Oxygen Sensor Ball Joint 5/8A-FE Engine ? Intake and Exhaust System ? No. 2 TWC (Three-way Catalytic Converter) – Ultra thin wall, high-cell type TWC has been adopted. Thus it improves exhaust emission -C Cell Pitch