Research Article

Reliability Evaluation of NC Machine Tools considering Working Conditions

Table 5

Comparison between the traditional method and the new method.

MethodWorking condition covariatesMTBF/hMTBF comparison (MC)
/KN (n/h)

0.3521084.61.8540
  0.4317548.50020.9376
  0.544836.41161.4298
 The new method0.7810523.43310.8948
  0.814648.52741.1086
  0.846581.48440.994
  1.0314351.83840.6014

 The traditional method585.00251