采煤機用隔爆型牽引電動機冷卻系統(tǒng)設(shè)計與研究.pdf

1、哈爾濱理工大學碩士學位論文采煤機用隔爆型牽引電動機冷卻系統(tǒng)設(shè)計與研究姓名：吳桂珍申請學位級別：碩士專業(yè)：電機與電器指導(dǎo)教師：孟大偉20080301哈爾濱理工大學T學碩士學位論文TheDesignandResearchofCoolingSystemofExplosionProofMotorforCoalCuttingMachineAbstractThecoolingsystemofexplosion—proofmotorwiththepo

2、werof40kWwhichisusedforcoalcuttingmachine，isdesignedandresearchedinthisdissertationThevolumeofmotorislimitedbecauseoftherestrictionofoperatingspaceThedesignofcoolingsystemisveryimportantinordertoensuretheoperationreliabi

3、lityandthemethodofwatercoolingoutsidethestatorisadoptedinthepapertoimprovethecoolingeffectInthisdissertation，theflumeusedforcoolingisdesignedandtheelectromagneticlossiscalculatedWhatismore，methodsofflumedescalingarediscu

4、ssedindetailFirstlytheprincipleofelectromagneticlossisdiscussedandthencalculatedaccordingtoelectromagnetictheoryandrelatedresearchresultsSecondlylheSshapedflumestructurewhichiSembeddedinmotorshelliSsuggestedandthecooling

5、flumesystemisdesignedaccordingtothemotorstructureandrunningperformanceThirdlythefluid，thethermalforceofthecoolingflumeischeckednumericallyFinallythereasonsofscalingareanalyzedandthepreventionmethodsarestudiedinordertoens

6、urethereliabilityofcoolingsystem。EverystepiscarriedoutaccordingtotherelatedtheoryThecalculationoftheelectromagneticlOSSprovidesdataforthatofthermalforceandthecomputationoffluidandthermalforceiSusedtochecktherationalityof

7、coolingsystemstructureThedescalingstudyistoensuretheoperationreliabilityofcoolingsystemThedesignofthecoolingsystemstructureisreasonableaccordingtooperationresultinthepracticeKeywordhighenergydensitycoolingsystem，thermalf