Papers
Release Time: 2025-04-30Hits:
- Date:2025-04-30
- Title of Paper:Kinematic modeling, analysis and test on a quiet spherical pump
- Journal:Journal of Sound and Vibration
- Summary:In thispaper,designandmodelingofanovelsphericalpumpareundertaken.Bothsound
and vibrationpropertiesofthepumparestudiedexperimentally.Theworkingmechanism
of thepumpisanalyzed firstly,andthenstructuraldesignandkinematictheoryare
modeledbyusingtwodifferentcoordinatesystems.Nonlinearkinematicconstraint
equationsaredevelopedusingageneralizedcomputationalmethodforspatialkinematic
analysis.Theseequationsaresolvedtoyieldthedisplacement,angularvelocityand
accelerationpropertiesofmotionpartswithdifferentstructuralparameters.Soundand
vibration characteristicsofthesphericalpumpandtraditionalsolenoidpumpsarestudied
experimentallyatdifferentrotatingspeedsof1000,1500,2000,2500and3000rev/min.
Resultsindicatethatsoundpressurelevelsoftheproposedsphericalarereducedto
40.7dB(A),whichare11.1dB(A)lowerthanthetraditionalsolenoidpump's51.8dB(A)at
the ratedoperatingconditions.Thesoundspectraareanalyzedindetailinorderto
investigatethecauses,whicharestructuralpatternandworkingmechanisms.Thepro-
posedsphericalpumphasmanyadvantagesandcanbeutilizedasasubstituteforother
pumpsinsomespecial fields, suchashospitalfacilitiesandhouseholdappliances. - Co-author:Dong Guan, Jiu Hui Wu, Li Jing, Harry H Hilton, Kuan Lu
- Volume:Vol.383, 2016
- Page Number:146–155,
- Translation or Not:No
- Date of Publication:2016-08-09
