A New Similarity Measure of Generalized Trapezoidal Fuzzy Numbers and Its Application on Rotor Fault Diagnosis

Table 5

Rotor fault diagnosis result of Wen and Zhou’s method.

Fault feature parameters	The degree of similarity		Rotor fault diagnosis result
	Rotor unbalance 𝑋	Rotor misalignment 𝑌
1𝑋	𝑆𝐴1,𝑋1=0.9853	𝑆𝐴1,𝑌1=0.9769	Rotor unbalance
2𝑋	𝑆𝐴2,𝑋2=0.8038	𝑆𝐴2,𝑌2=0.9776	Rotor misalignment
3𝑋	𝑆𝐴3,𝑋3=0.8638	𝑆𝐴3,𝑌3=0.9105	Rotor misalignment
Displacement	𝑆𝐴4,𝑋4=0.5756	𝑆𝐴4,𝑌4=0.7930	Rotor misalignment