dsp在現(xiàn)代機(jī)械故障診斷技術(shù)中的應(yīng)用研究

1、大連理工大學(xué)碩士學(xué)位論文DSP在現(xiàn)代機(jī)械故障診斷技術(shù)中的應(yīng)用研究姓名：何泳申請(qǐng)學(xué)位級(jí)別：碩士專業(yè)：機(jī)械電子指導(dǎo)教師：馬孝江20040301大連理T大學(xué)碩十學(xué)位論文AbstractSubjeetedtomechanicalfaultdiagnosisanalyticsystem，thisthesismainlyincludesbasicmechanicalfaultdiagnosistheories，fundamentalalgorith

2、msofdigitalsignalprocessingAlloftheworkisappliedtostudythehardwarestructureandsoftwareimplememcoredinDSPsystemFirstlythethesisintroducesbasictheoriesandapplicationcharacteristicsofmodemfaultdiagnosetechniquesSubsequently

3、thedi西talsignalprocessingtechniquesandprocessorsaresummarizedThefollowingworkprimarilydiscussesmechanicalfaultmechanismsanddiagnosesbasedonvibrantanalysisIntheresearchesonsignalprocessing，thisthesislaysemphagesOlldigital

4、filterresamplingtechnique，F(xiàn)FTtransform，orderratioanalysis，calculusarithmetic，correlationanalysis，envelopanalysis，cepstrurnanalysis，probabilitydensityanalysisspectrumsubdivisiontechniqueandsooilOnonehandashardwareofthisdi

5、agnosesystem，thethesiscompletesA／Dsamplingmodule，humanmachineinterfacebasedonDSPwithCompactFlashcard，andachievesreasonableinterruptsettingOntheotherhandassoftware，thethesiscompilescodeswhichcanperformfilestorage，characte

6、rdisplayprogramloading，timefieldanalysisandfrequency—fieldanalysisAsacurrentfocalmsearchDSPiSappliedinsuchwidefieldsasmechanicalfaultdiagnosis，voicerecognition，imagecompressingandSOonItisvaluableandnecessaryforfurtherres

7、earchesondigitalsignalprocessingtechniqueInthisthesisitisexecutedtoaccomplishthemechanicalfauRdiagnosissystemThisapplicationalSOhasthevalueofutilityandreferenceforotherapplicationsandresearchesKeywords：faultdiagnose，vibr