軸向柱塞泵故障診斷和預(yù)測(cè)方法研究與系統(tǒng)開(kāi)發(fā).pdf

1、廣東工業(yè)大學(xué)碩士學(xué)位論文軸向柱塞泵故障診斷和預(yù)測(cè)方法研究與系統(tǒng)開(kāi)發(fā)姓名：李啟龍申請(qǐng)學(xué)位級(jí)別：碩士專業(yè)：機(jī)械電子工程指導(dǎo)教師：黃志堅(jiān)20070601：耋三些鑾蘭三：翌：：些蘭三ABSTRACTThisdissertationresearchedthemethodsoffaultintelligentdiagnosingandforecastingofaxialplungerpump，anddevelopeditscomputeraided

2、faultdiagnosingandforecastingsystemThisdissertationanalyzedthefaulthappeningmechanismofaxialplungerpump，confirmedtheparametersandtheircollectingmethodsthatwillbeusedinthemalfunctiondiagnosingandforecastingprocessThecausa

3、tionoffaultcanbefoundoutthroughitssymptomandsourcebyusingthefuzzydiagnosingThusrealizetheintelligentdiagnosingofaxialplungerpumpThefaultdiagnosingprocessisasfollows：first，quantifythevalueofsymptomandsourceoffault，thencon

4、firmthecorrespondencesbetweenthesymptomandfaultcausation，thesourceandfaultcausaton，andhowtightlytheycorrespondLast，figureouttheseriousvalueofeachfaultcausationbyfuzzyfaultdiagnosingmodelThecaxtsationwithlargestseriousval

5、ueismostLikelythefaultcausationGettheerrorofseriousvaluebetweenthepracticaltestanddiagnosisThencorrectthefuzzyfaultdiagnosismodelbyleastsquaremethodUsinggreyforecastingmethod，thefaulttrendoftheaxialplungerpumpcanbeforeca

6、stedFirst，weshouldcollectfivegroupsofdata，whicharemeasuredintheequalinterval，thenfigureoutthevaluesoffaultsymptomandSOUrCeinthenextinterval，Last，accordingthefaultdiagnosingmethodputforwardinthisdissertation，wecanforecast

7、howseriousthefaultwillbeinthenextintervalAtlast，thisdissertationintroducedthedevelopingideaandprincipleofthesystem，analyzedtherequirement，designedthedatabase，introducedthefunctionofmainmodules，anddesignedtheinterfaceofth