Certain Type Turbofan Engine Whole Vibration Model with Support Looseness Fault and Casing Response Characteristics

Table 5

Support parameters of rotor-casing.

Supports	Node of rotor	Casing (node)	(N/m)	(N·s/m)	(N/m)	(N·s/m)
	3	2	1 × 10^8	2000	1 × 10^8	1000
	1	9	1 × 10^8	2000	1 × 10^8	1000
	11	16	1 × 10^8	2000	1 × 10^8	1000
	8	22	1 × 10^8	2000	1 × 10^8	1000