Tambov: Tamb . gov. Tech. Un-ta, 2008. - 64 s. The questions of dynamics of environment, phenomena of autovibration, resonance in rotor apparatuses influencing conditions of their functioning are considered. The generalized method of calculation and the method of optimal design of parts of the rotor apparatus with the listing of the program and an example of calculation. are presented. It is intended for students of specialties 240801 "Machines and apparatuses of chemical production", 260601 "Machines and apparatuses of food production", as well as for undergraduates of the direction of higher professional education 150400 "Technology and equipment" . Can be useful for engineering technicians involved in rotorcraft design, as well as researchers and graduate students.