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

Table 6

Rotor fault diagnosis result of the proposed method.

Fault feature parameters	The degree of similarity		Rotor fault diagnosis result
	Rotor unbalance 𝑋	Rotor misalignment 𝑌
1𝑋	𝑆𝐴1,𝑋1=0.6404	𝑆𝐴1,𝑌1=0.6512	Rotor misalignment
2𝑋	𝑆𝐴2,𝑋2=0.6961	𝑆𝐴2,𝑌2=0.7145	Rotor misalignment
3𝑋	𝑆𝐴3,𝑋3=0.4282	𝑆𝐴3,𝑌3=0.6350	Rotor misalignment
Displacement	𝑆𝐴4,𝑋4=0.4617	𝑆𝐴4,𝑌4=0.7797	Rotor misalignment