3、characteristic,thepulseforcefromrub-impactmayleadtostatorresonance,soitcanbebroughtouttodiagnoserub-impactfaults.Resultsrevealthatthestatorresonancesignalscanindicaterub-impactfaults.16Theconclusionscangivebasisforthevibrationcharacterofthestatorandthedetectionofrub-impactsignalsfortherotorsystem. K