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

Table 6

Spring collection parameters of rotor-casing.

Collection	Node of rotor	Casing (node)	(N/m)	(N·s/m)	(N/m)	(N·s/m)
	6	4	1 × 10^8	0	1 × 10^8	0