UNIFLOW-SCAVENGED TWO-CYCLE ENGINE AND FUEL INJECTION METHOD FOR UNIFLOW-SCAVENGED TWO-CYCLE ENGINE

The uniflow-scavenged two-cycle engine (100) includes: a cylinder (110); a piston (112) which slides inside the cylinder; a scavenging port (122) which is provided on one end-side of the cylinder and which imports active gas into the cylinder in accordance with sliding movement of the piston; a first fuel injection portion (126) which is provided on the scavenging port and which injects fuel gas into the active gas imported to the scavenging port; and a second fuel injection portion (128) which is provided at a position closer to another end of the cylinder than the scavenging port and which injects fuel gas into the active gas imported from the scavenging port into the cylinder.