Ow 8000[rpm] "Rotor angular speed" Er 205[GPa] "Young's modulus of rotor" nur 0.3 "Poisson's ratio of rotor" rhor 7800 "Rotor density" L 0.15[m] "Length of the rotor" x1 0[m] "Left-end coordinate of the shaft" x2 0.1*L "Coordinate of the turbine" x3 0.3*L "Coordinate of the left bearing" x4 0.7*L "Coordinate of the right bearing" x5 0.9*L "Coordinate of the compressor" x6 L "Right-end coordinate of the rotor" m_t 1.4[kg] "Turbine mass" Id_t 6.3e-4[kg*m^2] "Diametral moment of inertia of turbine" Ip_t 1.26e-5[kg*m^2] "Polar moment of inertia of turbine" m_c 1.0[kg] "Compressor mass" Id_c 4.5e-4[kg*m^2] "Diametral moment of inertia of compressor" Ip_c 9e-4[kg*m^2] "Polar moment of inertia of compressor"