一種基于共振聲學(xué)原理的無(wú)損檢測(cè)技術(shù)

摘要摘要NDT100%典型案例X一種基于共振聲學(xué)原理的無(wú)損檢測(cè)技術(shù)GailRStultzRichardWBonoMarkISchieferPPMRAM-NDT NASARAM-NDTRAM-NDTABC- ABCABC100%RAM-NDTRAM-NDTRAM-NDTRAM-NDT100%100%[NextPage]歷史NDTNDTNDT100%RAM-NDTMT UT/ ETPTX-ray/ RT VT/80%JuransQualityHandbookJuran80%1112 2 NDTNDT表共振檢測(cè)法可探測(cè)的典型的缺陷類(lèi)型粉末冶金件鑄件鍛件//NDTASME2-82-83.3.理論依據(jù)2.NDT/ ////////////N/AN/A/[NextPage]RAM-NDTRAM-NDTmx''(t)+cx'(t)+kx(t)=F(t)f2RAM-NDT1.1.1.[NextPage].共振聲學(xué)原理2.2.330-40kHzw.om)T-LM4M-皿03-口圓購(gòu)圖工粉末金屬行的聲學(xué)頻譜響應(yīng)曲線口網(wǎng)師力M恒以-27W73啊20kHzRAM-NDTRAM-NDT圖3一堵狗曲線鑿成的共振峰值的偏移圖4一采用忖延函數(shù)后，缺陷性的某共振峰*「消失”MTAi「RAM-NDT5 6 5 6 NEMARAM-NDTRAM-NDTNDT圖5一可重旦敲擊三億次的電動(dòng)力便、麥克風(fēng)、傳送帶等系統(tǒng)核心部件圖6一進(jìn)行信號(hào)采集和數(shù)據(jù)處理閻智能控制器NDTNDT100%[NextPage]案例研究：粉末金屬齒輪307030104010RAM-NDT 6-8RAM-NDT 6-8圖8一粉末金屬乩?輪圖9一存在胡口■1怨皎和假糧的齒輪圖10一齒輪捌試曲線RAM-NDTRAM-NDT2% RAM-NDT6結(jié).論RAM-NDTX-RAM-NDTRAM-NDT7.參考文獻(xiàn)Juran,JosephM.andGodfrey,A.Blanton,FifthEdition,JuransQualityHandbook,McGraw-Hill.ASTME1444-01StandardPracticeforMagneticParticleExamination.ASTME309-95StandardPracticeforEddy-CurrentExamination.ASTMB594-02StandardPracticeforUltrasonicInspectionExamination.ASTMF1467-99StandardGuideforUseofanX-RayTester.ASTME2001-98StandardGuideforResonantUltrasoundSpectroscopyforDefectDetection.ASTMD4086-92a(1997)e1StandardPracticeforVisualEvaluatio