Online Identification and Verification of the Elastic Coupling Torsional Stiffness

Table 1

Equivalent simplified parameters.

Number	Name	Inertia; (kg⋅m^2)	Torsional stiffness; (N⋅m/rad)
1	Damping R	70
2	Damping C	19
3	Flange	11.8
4	Piston 1	26.74
5	Piston 2	26.74
6	Piston 3	26.74
7	Piston 4	26.74
8	Piston 5	26.74
9	Piston 6	26.74
10	Piston 7	26.74
11	Piston 8	26.74
12	Cam	5.1
13	Flange	3.25
14	Flywheel	255
15	Elastic coupling_1	41.3
16	Elastic coupling_2	33.9
17	Gear_I1	8.101
18	Gear_I2_3	51.49
19	Gear_I4_1	3.375
20	Gear_I4_2	3.375
21	Gear_I5_1	3.185
22	Gear_I5_2	3.185
23	Gear_I6	698.4
24	Gear_I7	37.01
25	I_shafting	19.8
26	P_shafting	90
27	Propeller	2713	—