FIELD: controlled nuclear fusion for make-up systems of fusion reactors. SUBSTANCE: injector has fuel feed system , coolant feed system, rotor drive, high-vacuum chamber with particulate outlet pipe that accommodates extruder incorporating heat exchanger and fuel inlet pipe, extrusion head provided with through duct having inlet and outlet holes for fuel passage, rotor with shaped channel for accelerating particulates incorporating inlet and outlet sections, particulate cutting and feeding unit; inlet section of rotor shaped channel is located on axis of rotor revolution; in addition, center line of extrusion head duct in location of its outlet hole is aligned with rotor axis of revolution; particulate cutting and feeding unit has high-speed particulate evaporator or gas supply valve. EFFECT: improved reliability of escape of non-failed particulates from injector chamber. 3 cl, 3 dwg
